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| <div class="title">simple-scheduler.cc</div> </div> |
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| <div class="contents"> |
| <a href="simple-scheduler_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2012 Cloudera Inc.</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "<a class="code" href="simple-scheduler_8h.html">statestore/simple-scheduler.h</a>"</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <vector></span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <boost/algorithm/string.hpp></span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <boost/algorithm/string/join.hpp></span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <boost/bind.hpp></span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <boost/mem_fn.hpp></span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <boost/foreach.hpp></span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <gutil/strings/substitute.h></span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="logging_8h.html">common/logging.h</a>"</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="metrics_8h.html">util/metrics.h</a>"</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="exec-env_8h.html">runtime/exec-env.h</a>"</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="coordinator_8h.html">runtime/coordinator.h</a>"</span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="impala-server_8h.html">service/impala-server.h</a>"</span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="statestore-subscriber_8h.html">statestore/statestore-subscriber.h</a>"</span></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "gen-cpp/Types_types.h"</span></div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "gen-cpp/ImpalaInternalService_constants.h"</span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="network-util_8h.html">util/network-util.h</a>"</span></div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "<a class="code" href="uid-util_8h.html">util/uid-util.h</a>"</span></div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include "<a class="code" href="container-util_8h.html">util/container-util.h</a>"</span></div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include "<a class="code" href="debug-util_8h.html">util/debug-util.h</a>"</span></div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "<a class="code" href="error-util_8h.html">util/error-util.h</a>"</span></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include "<a class="code" href="llama-util_8h.html">util/llama-util.h</a>"</span></div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include "<a class="code" href="mem-info_8h.html">util/mem-info.h</a>"</span></div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include "<a class="code" href="parse-util_8h.html">util/parse-util.h</a>"</span></div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include "gen-cpp/ResourceBrokerService_types.h"</span></div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include "<a class="code" href="names_8h.html">common/names.h</a>"</span></div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">using</span> boost::algorithm::join;</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">using namespace </span>apache::thrift;</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">using namespace </span>rapidjson;</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">using namespace </span>strings;</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <a class="code" href="simple-scheduler_8cc.html#a0bc8067794763b22cd794e6cac87ad6b">DECLARE_int32</a>(be_port);</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <a class="code" href="simple-scheduler_8cc.html#a3bcc9693782d97a40316b227514bcd06">DECLARE_string</a>(hostname);</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <a class="code" href="simple-scheduler_8cc.html#af1412e276f9c5a7f13e41220b6764243">DECLARE_bool</a>(enable_rm);</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <a class="code" href="simple-scheduler_8cc.html#a0bc8067794763b22cd794e6cac87ad6b">DECLARE_int32</a>(rm_default_cpu_vcores);</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <a class="code" href="simple-scheduler_8cc.html#a3bcc9693782d97a40316b227514bcd06">DECLARE_string</a>(rm_default_memory);</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <a class="code" href="simple-scheduler_8cc.html#a9cd302504e61c407d60c78d55372e0d3">DEFINE_bool</a>(disable_admission_control, <span class="keyword">true</span>, <span class="stringliteral">"Disables admission control."</span>);</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <a class="code" href="simple-scheduler_8cc.html#a9cd302504e61c407d60c78d55372e0d3">DEFINE_bool</a>(require_username, <span class="keyword">false</span>, <span class="stringliteral">"Requires that a user be provided in order to "</span></div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="stringliteral">"schedule requests. If enabled and a user is not provided, requests will be "</span></div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="stringliteral">"rejected, otherwise requests without a username will be submitted with the "</span></div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="stringliteral">"username 'default'."</span>);</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">namespace </span>impala {</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#ace1fe270397d988634136ee9ebbb022f">LOCAL_ASSIGNMENTS_KEY</a>(<span class="stringliteral">"simple-scheduler.local-assignments.total"</span>);</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#a35926e1c40cc378432306362a77d7e27">ASSIGNMENTS_KEY</a>(<span class="stringliteral">"simple-scheduler.assignments.total"</span>);</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#ae2b4c34a6aaadc1c266d0c58e6d87db8">SCHEDULER_INIT_KEY</a>(<span class="stringliteral">"simple-scheduler.initialized"</span>);</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#ad183f8d55e86753040688ee3144de8ec">NUM_BACKENDS_KEY</a>(<span class="stringliteral">"simple-scheduler.num-backends"</span>);</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#a45831d3c44db75fc59e4a50eafc61683">DEFAULT_USER</a>(<span class="stringliteral">"default"</span>);</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div> |
| <div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="namespaceimpala.html#af9d98c1d313ec80ef2bb72d97f9ed225"> 74</a></span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#af9d98c1d313ec80ef2bb72d97f9ed225">BACKENDS_WEB_PAGE</a> = <span class="stringliteral">"/backends"</span>;</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="namespaceimpala.html#ad17ed6dc249121aee36b1ba9ea41a54a"> 75</a></span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#ad17ed6dc249121aee36b1ba9ea41a54a">BACKENDS_TEMPLATE</a> = <span class="stringliteral">"backends.tmpl"</span>;</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="keyword">const</span> <span class="keywordtype">string</span> SimpleScheduler::IMPALA_MEMBERSHIP_TOPIC(<span class="stringliteral">"impala-membership"</span>);</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#a1abfca2efe10c78cb9650f330d4d04d5">ERROR_USER_TO_POOL_MAPPING_NOT_FOUND</a>(</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="stringliteral">"No mapping found for request from user '$0' with requested pool '$1'"</span>);</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#a7d80d03fe190b3f4ff06c3b2d78286bc">ERROR_USER_NOT_ALLOWED_IN_POOL</a>(<span class="stringliteral">"Request from user '$0' with "</span></div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="stringliteral">"requested pool '$1' denied access to assigned pool '$2'"</span>);</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#a32c38de863348fd506941a299fe407be">ERROR_USER_NOT_SPECIFIED</a>(<span class="stringliteral">"User must be specified because "</span></div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="stringliteral">"-require_username=true."</span>);</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> SimpleScheduler::SimpleScheduler(<a class="code" href="classimpala_1_1StatestoreSubscriber.html">StatestoreSubscriber</a>* subscriber,</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keyword">const</span> <span class="keywordtype">string</span>& backend_id, <span class="keyword">const</span> TNetworkAddress& backend_address,</div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <a class="code" href="classimpala_1_1MetricGroup.html">MetricGroup</a>* metrics, <a class="code" href="classimpala_1_1Webserver.html">Webserver</a>* webserver, <a class="code" href="classimpala_1_1ResourceBroker.html">ResourceBroker</a>* resource_broker,</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="classimpala_1_1RequestPoolService.html">RequestPoolService</a>* request_pool_service)</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  : metrics_(metrics->GetChildGroup(<span class="stringliteral">"scheduler"</span>)),</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  webserver_(webserver),</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  statestore_subscriber_(subscriber),</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  backend_id_(backend_id),</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  thrift_serializer_(false),</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  total_assignments_(NULL),</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  total_local_assignments_(NULL),</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  initialised_(NULL),</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  update_count_(0),</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  resource_broker_(resource_broker),</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  request_pool_service_(request_pool_service) {</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  backend_descriptor_.address = backend_address;</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  next_nonlocal_backend_entry_ = backend_map_.begin();</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">if</span> (FLAGS_disable_admission_control) LOG(INFO) << <span class="stringliteral">"Admission control is disabled."</span>;</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">if</span> (!FLAGS_disable_admission_control) {</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  admission_controller_.reset(</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">new</span> <a class="code" href="classimpala_1_1AdmissionController.html">AdmissionController</a>(request_pool_service_, metrics, backend_id_));</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">if</span> (FLAGS_enable_rm) {</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">if</span> (FLAGS_rm_default_cpu_vcores <= 0) {</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  LOG(ERROR) << <span class="stringliteral">"Bad value for --rm_default_cpu_vcores (must be postive): "</span></div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  << FLAGS_rm_default_cpu_vcores;</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  exit(1);</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordtype">bool</span> is_percent;</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  int64_t mem_bytes =</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="classimpala_1_1ParseUtil.html#af4f9f931b7209ff99e73956e1d77e98d">ParseUtil::ParseMemSpec</a>(FLAGS_rm_default_memory, &is_percent, <a class="code" href="classimpala_1_1MemInfo.html#a342aefbbb2b19bbb37073c1fa5aaeddd">MemInfo::physical_mem</a>());</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">if</span> (mem_bytes <= 1024 * 1024) {</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  LOG(ERROR) << <span class="stringliteral">"Bad value for --rm_default_memory (must be larger than 1M):"</span></div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  << FLAGS_rm_default_memory;</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  exit(1);</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (is_percent) {</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  LOG(ERROR) << <span class="stringliteral">"Must use absolute value for --rm_default_memory: "</span></div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  << FLAGS_rm_default_memory;</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  exit(1);</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  }</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> }</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> SimpleScheduler::SimpleScheduler(<span class="keyword">const</span> vector<TNetworkAddress>& <a class="code" href="name-resolution-benchmark_8cc.html#a67f146e42fdee811645594cfd7a0882f">backends</a>,</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  MetricGroup* metrics, Webserver* webserver, ResourceBroker* resource_broker,</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  RequestPoolService* request_pool_service)</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  : metrics_(metrics),</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  webserver_(webserver),</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  statestore_subscriber_(NULL),</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  thrift_serializer_(false),</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  total_assignments_(NULL),</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  total_local_assignments_(NULL),</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  initialised_(NULL),</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  update_count_(0),</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  resource_broker_(resource_broker),</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  request_pool_service_(request_pool_service) {</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  DCHECK(backends.size() > 0);</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">if</span> (FLAGS_disable_admission_control) LOG(INFO) << <span class="stringliteral">"Admission control is disabled."</span>;</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// request_pool_service_ may be null in unit tests</span></div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">if</span> (request_pool_service_ != NULL && !FLAGS_disable_admission_control) {</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  admission_controller_.reset(</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">new</span> AdmissionController(request_pool_service_, metrics, backend_id_));</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < backends.size(); ++i) {</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  vector<string> ipaddrs;</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  Status status = <a class="code" href="namespaceimpala.html#a27e940930276310930e83523aa3ce43b">HostnameToIpAddrs</a>(backends[i].hostname, &ipaddrs);</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">if</span> (!status.ok()) {</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  VLOG(1) << <span class="stringliteral">"Failed to resolve "</span> << backends[i].hostname << <span class="stringliteral">": "</span></div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  << status.GetDetail();</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="comment">// Try to find a non-localhost address, otherwise just use the</span></div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="comment">// first IP address returned.</span></div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordtype">string</span> ipaddr = ipaddrs[0];</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespaceimpala.html#a7455bcee22bb8171505b3fd5ccf4d808">FindFirstNonLocalhost</a>(ipaddrs, &ipaddr)) {</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  VLOG(1) << <span class="stringliteral">"Only localhost addresses found for "</span> << backends[i].hostname;</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  BackendMap::iterator it = backend_map_.find(ipaddr);</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">if</span> (it == backend_map_.end()) {</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  it = backend_map_.insert(</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  make_pair(ipaddr, list<TBackendDescriptor>())).first;</div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  backend_ip_map_[backends[i].hostname] = ipaddr;</div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  }</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  TBackendDescriptor descriptor;</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  descriptor.address = <a class="code" href="namespaceimpala.html#a309108c8b3eaf4e5b154bc4eb4624880">MakeNetworkAddress</a>(ipaddr, backends[i].port);</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  it->second.push_back(descriptor);</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  }</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  next_nonlocal_backend_entry_ = backend_map_.begin();</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span> }</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div> |
| <div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a0c607cfb2bad2be3c2c981e1e1ab605b"> 181</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> SimpleScheduler::Init() {</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  LOG(INFO) << <span class="stringliteral">"Starting simple scheduler"</span>;</div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">if</span> (webserver_ != NULL) {</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="classimpala_1_1Webserver.html#a15b9a034c37e397257603fda18de5d17">Webserver::UrlCallback</a> backends_callback =</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  bind<void>(mem_fn(&SimpleScheduler::BackendsUrlCallback), <span class="keyword">this</span>, _1, _2);</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  webserver_->RegisterUrlCallback(<a class="code" href="namespaceimpala.html#af9d98c1d313ec80ef2bb72d97f9ed225">BACKENDS_WEB_PAGE</a>, <a class="code" href="namespaceimpala.html#ad17ed6dc249121aee36b1ba9ea41a54a">BACKENDS_TEMPLATE</a>,</div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  backends_callback);</div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">if</span> (statestore_subscriber_ != NULL) {</div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="classimpala_1_1StatestoreSubscriber.html#afbaf06f3e5f1f339801d522b0091fc0c">StatestoreSubscriber::UpdateCallback</a> cb =</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  bind<void>(mem_fn(&SimpleScheduler::UpdateMembership), <span class="keyword">this</span>, _1, _2);</div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status = statestore_subscriber_->AddTopic(IMPALA_MEMBERSHIP_TOPIC, <span class="keyword">true</span>, cb);</div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">if</span> (!status.ok()) {</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  status.<a class="code" href="classimpala_1_1Status.html#a0c66107b58aeb0dacad65bd2a432f79a">AddDetail</a>(<span class="stringliteral">"SimpleScheduler failed to register membership topic"</span>);</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">return</span> status;</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">if</span> (!FLAGS_disable_admission_control) {</div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(admission_controller_->Init(statestore_subscriber_));</div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  }</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">if</span> (metrics_ != NULL) {</div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  total_assignments_ = metrics_->AddCounter(<a class="code" href="namespaceimpala.html#a35926e1c40cc378432306362a77d7e27">ASSIGNMENTS_KEY</a>, 0L);</div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  total_local_assignments_ = metrics_->AddCounter(<a class="code" href="namespaceimpala.html#ace1fe270397d988634136ee9ebbb022f">LOCAL_ASSIGNMENTS_KEY</a>, 0L);</div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  initialised_ = metrics_->AddProperty(<a class="code" href="namespaceimpala.html#ae2b4c34a6aaadc1c266d0c58e6d87db8">SCHEDULER_INIT_KEY</a>, <span class="keyword">true</span>);</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  num_backends_metric_ = metrics_->AddGauge<int64_t>(</div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <a class="code" href="namespaceimpala.html#ad183f8d55e86753040688ee3144de8ec">NUM_BACKENDS_KEY</a>, backend_map_.size());</div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</div> |
| <div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">if</span> (statestore_subscriber_ != NULL) {</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">// Figure out what our IP address is, so that each subscriber</span></div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">// doesn't have to resolve it on every heartbeat.</span></div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  vector<string> ipaddrs;</div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keyword">const</span> <span class="keywordtype">string</span>& hostname = backend_descriptor_.address.hostname;</div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status = <a class="code" href="namespaceimpala.html#a27e940930276310930e83523aa3ce43b">HostnameToIpAddrs</a>(hostname, &ipaddrs);</div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">if</span> (!status.<a class="code" href="classimpala_1_1Status.html#a95ba859e42fe93445b340533220836ac">ok</a>()) {</div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  VLOG(1) << <span class="stringliteral">"Failed to resolve "</span> << hostname << <span class="stringliteral">": "</span> << status.<a class="code" href="classimpala_1_1Status.html#adf1a3ee82776f6102bfe873925183159">GetDetail</a>();</div> |
| <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  status.<a class="code" href="classimpala_1_1Status.html#a0c66107b58aeb0dacad65bd2a432f79a">AddDetail</a>(<span class="stringliteral">"SimpleScheduler failed to start"</span>);</div> |
| <div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">return</span> status;</div> |
| <div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  }</div> |
| <div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="comment">// Find a non-localhost address for this host; if one can't be</span></div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// found use the first address returned by HostnameToIpAddrs</span></div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">string</span> ipaddr = ipaddrs[0];</div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespaceimpala.html#a7455bcee22bb8171505b3fd5ccf4d808">FindFirstNonLocalhost</a>(ipaddrs, &ipaddr)) {</div> |
| <div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  VLOG(3) << <span class="stringliteral">"Only localhost addresses found for "</span> << hostname;</div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  backend_descriptor_.ip_address = ipaddr;</div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  LOG(INFO) << <span class="stringliteral">"Simple-scheduler using "</span> << ipaddr << <span class="stringliteral">" as IP address"</span>;</div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">if</span> (webserver_ != NULL) {</div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keyword">const</span> TNetworkAddress& webserver_address = webserver_->http_address();</div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span> (<a class="code" href="namespaceimpala.html#a03a8d0567a9b6b67ac4710d61a121972">IsWildcardAddress</a>(webserver_address.hostname)) {</div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  backend_descriptor_.__set_debug_http_address(</div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <a class="code" href="namespaceimpala.html#a309108c8b3eaf4e5b154bc4eb4624880">MakeNetworkAddress</a>(ipaddr, webserver_address.port));</div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  backend_descriptor_.__set_debug_http_address(webserver_address);</div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div> |
| <div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  backend_descriptor_.__set_secure_webserver(webserver_->IsSecure());</div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  }</div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }</div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span> }</div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="comment">// Utility method to help sort backends by ascending network address</span></div> |
| <div class="line"><a name="l00247"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a91a1cd8c287be26aee536d3435413986"> 247</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceimpala.html#a91a1cd8c287be26aee536d3435413986">TBackendDescriptorComparator</a>(<span class="keyword">const</span> TBackendDescriptor& a,</div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keyword">const</span> TBackendDescriptor& b) {</div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#a6b44bf1809e01c7f73aad4929c838986">TNetworkAddressComparator</a>(a.address, b.address);</div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span> }</div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span> </div> |
| <div class="line"><a name="l00252"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a1c48622eddbb673522662afc19d635ec"> 252</a></span> <span class="keywordtype">void</span> SimpleScheduler::BackendsUrlCallback(<span class="keyword">const</span> <a class="code" href="classimpala_1_1Webserver.html#ac9f7aacffabb53e5c203ea7a3652802b">Webserver::ArgumentMap</a>& args,</div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  Document* document) {</div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <a class="code" href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9">BackendList</a> <a class="code" href="name-resolution-benchmark_8cc.html#a67f146e42fdee811645594cfd7a0882f">backends</a>;</div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  GetAllKnownBackends(&backends);</div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  Value backends_list(kArrayType);</div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  BOOST_FOREACH(<span class="keyword">const</span> BackendList::value_type& backend, backends) {</div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  Value str(<a class="code" href="namespaceimpala.html#a29b1cad3b2efbbe5d64a9f18417e7708">TNetworkAddressToString</a>(backend.address).c_str(), document->GetAllocator());</div> |
| <div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  backends_list.PushBack(str, document->GetAllocator());</div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  }</div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  document->AddMember(<span class="stringliteral">"backends"</span>, backends_list, document->GetAllocator());</div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span> }</div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div> |
| <div class="line"><a name="l00265"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a3a4ea1a733529d653add9028e77d5733"> 265</a></span> <span class="keywordtype">void</span> SimpleScheduler::UpdateMembership(</div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keyword">const</span> <a class="code" href="classimpala_1_1StatestoreSubscriber.html#a892cd79b5b97edc1a4d0cb692be151d2">StatestoreSubscriber::TopicDeltaMap</a>& incoming_topic_deltas,</div> |
| <div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  vector<TTopicDelta>* subscriber_topic_updates) {</div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  ++update_count_;</div> |
| <div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// TODO: Work on a copy if possible, or at least do resolution as a separate step</span></div> |
| <div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">// First look to see if the topic(s) we're interested in have an update</span></div> |
| <div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  StatestoreSubscriber::TopicDeltaMap::const_iterator topic =</div> |
| <div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  incoming_topic_deltas.find(IMPALA_MEMBERSHIP_TOPIC);</div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">if</span> (topic != incoming_topic_deltas.end()) {</div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keyword">const</span> TTopicDelta& delta = topic->second;</div> |
| <div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div> |
| <div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="comment">// This function needs to handle both delta and non-delta updates. For delta</span></div> |
| <div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment">// updates, it is desireable to minimize the number of copies to only</span></div> |
| <div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// the added/removed items. To accomplish this, all updates are processed</span></div> |
| <div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="comment">// under a lock and applied to the shared backend maps (backend_map_ and</span></div> |
| <div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="comment">// backend_ip_map_) in place.</span></div> |
| <div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  {</div> |
| <div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  lock_guard<mutex> lock(backend_map_lock_);</div> |
| <div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">if</span> (!delta.is_delta) {</div> |
| <div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  current_membership_.clear();</div> |
| <div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  backend_map_.clear();</div> |
| <div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  backend_ip_map_.clear();</div> |
| <div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  }</div> |
| <div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div> |
| <div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="comment">// Process new entries to the topic</span></div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  BOOST_FOREACH(<span class="keyword">const</span> TTopicItem& item, delta.topic_entries) {</div> |
| <div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  TBackendDescriptor be_desc;</div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="comment">// Benchmarks have suggested that this method can deserialize</span></div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="comment">// ~10m messages per second, so no immediate need to consider optimisation.</span></div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  uint32_t len = item.value.size();</div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status = <a class="code" href="parquet-reader_8cc.html#ad53afba3f369cbf9749e3d4d3a9e841a">DeserializeThriftMsg</a>(reinterpret_cast<const uint8_t*>(</div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  item.value.data()), &len, <span class="keyword">false</span>, &be_desc);</div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">if</span> (!status.<a class="code" href="classimpala_1_1Status.html#a95ba859e42fe93445b340533220836ac">ok</a>()) {</div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  VLOG(2) << <span class="stringliteral">"Error deserializing membership topic item with key: "</span> << item.key;</div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  }</div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordflow">if</span> (item.key == backend_id_ && be_desc.address != backend_descriptor_.address) {</div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="comment">// Someone else has registered this subscriber ID with a</span></div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment">// different address. We will try to re-register</span></div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment">// (i.e. overwrite their subscription), but there is likely</span></div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment">// a configuration problem.</span></div> |
| <div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  LOG_EVERY_N(WARNING, 30) << <span class="stringliteral">"Duplicate subscriber registration from address: "</span></div> |
| <div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  << be_desc.address;</div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  }</div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span> </div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  list<TBackendDescriptor>* be_descs = &backend_map_[be_desc.ip_address];</div> |
| <div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">if</span> (find(be_descs->begin(), be_descs->end(), be_desc) == be_descs->end()) {</div> |
| <div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  backend_map_[be_desc.ip_address].push_back(be_desc);</div> |
| <div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  }</div> |
| <div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  backend_ip_map_[be_desc.address.hostname] = be_desc.ip_address;</div> |
| <div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  current_membership_.insert(make_pair(item.key, be_desc));</div> |
| <div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  }</div> |
| <div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="comment">// Process deletions from the topic</span></div> |
| <div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  BOOST_FOREACH(<span class="keyword">const</span> <span class="keywordtype">string</span>& backend_id, delta.topic_deletions) {</div> |
| <div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">if</span> (current_membership_.find(backend_id) != current_membership_.end()) {</div> |
| <div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keyword">const</span> TBackendDescriptor& be_desc = current_membership_[backend_id];</div> |
| <div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  backend_ip_map_.erase(be_desc.address.hostname);</div> |
| <div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  list<TBackendDescriptor>* be_descs = &backend_map_[be_desc.ip_address];</div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  be_descs->erase(</div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keyword">remove</span>(be_descs->begin(), be_descs->end(), be_desc), be_descs->end());</div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">if</span> (be_descs->empty()) backend_map_.erase(be_desc.ip_address);</div> |
| <div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  current_membership_.erase(backend_id);</div> |
| <div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  }</div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  }</div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  next_nonlocal_backend_entry_ = backend_map_.begin();</div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  }</div> |
| <div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div> |
| <div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">// If this impalad is not in our view of the membership list, we should add it and</span></div> |
| <div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="comment">// tell the statestore.</span></div> |
| <div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordtype">bool</span> is_offline = ExecEnv::GetInstance()->impala_server()->IsOffline();</div> |
| <div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordflow">if</span> (!is_offline &&</div> |
| <div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  current_membership_.find(backend_id_) == current_membership_.end()) {</div> |
| <div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  VLOG(1) << <span class="stringliteral">"Registering local backend with statestore"</span>;</div> |
| <div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  subscriber_topic_updates->push_back(TTopicDelta());</div> |
| <div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  TTopicDelta& update = subscriber_topic_updates->back();</div> |
| <div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  update.topic_name = IMPALA_MEMBERSHIP_TOPIC;</div> |
| <div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  update.topic_entries.push_back(TTopicItem());</div> |
| <div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div> |
| <div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  TTopicItem& item = update.topic_entries.back();</div> |
| <div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  item.key = backend_id_;</div> |
| <div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status = thrift_serializer_.Serialize(&backend_descriptor_, &item.value);</div> |
| <div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordflow">if</span> (!status.<a class="code" href="classimpala_1_1Status.html#a95ba859e42fe93445b340533220836ac">ok</a>()) {</div> |
| <div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  LOG(WARNING) << <span class="stringliteral">"Failed to serialize Impala backend address for statestore topic: "</span></div> |
| <div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  << status.<a class="code" href="classimpala_1_1Status.html#adf1a3ee82776f6102bfe873925183159">GetDetail</a>();</div> |
| <div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  subscriber_topic_updates->pop_back();</div> |
| <div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  }</div> |
| <div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (is_offline &&</div> |
| <div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  current_membership_.find(backend_id_) != current_membership_.end()) {</div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  LOG(WARNING) << <span class="stringliteral">"Removing offline ImpalaServer from statestore"</span>;</div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  subscriber_topic_updates->push_back(TTopicDelta());</div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  TTopicDelta& update = subscriber_topic_updates->back();</div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  update.topic_name = IMPALA_MEMBERSHIP_TOPIC;</div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  update.topic_deletions.push_back(backend_id_);</div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  }</div> |
| <div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">if</span> (metrics_ != NULL) num_backends_metric_->set_value(current_membership_.size());</div> |
| <div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  }</div> |
| <div class="line"><a name="l00362"></a><span class="lineno"> 362</span> }</div> |
| <div class="line"><a name="l00363"></a><span class="lineno"> 363</span> </div> |
| <div class="line"><a name="l00364"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#aa2d3bf1ee9968d9393fb43acc424b78a"> 364</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> SimpleScheduler::GetBackends(</div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keyword">const</span> vector<TNetworkAddress>& data_locations, <a class="code" href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9">BackendList</a>* backendports) {</div> |
| <div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  backendports->clear();</div> |
| <div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < data_locations.size(); ++i) {</div> |
| <div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  TBackendDescriptor backend;</div> |
| <div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  GetBackend(data_locations[i], &backend);</div> |
| <div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  backendports->push_back(backend);</div> |
| <div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  }</div> |
| <div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  DCHECK_EQ(data_locations.size(), backendports->size());</div> |
| <div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00374"></a><span class="lineno"> 374</span> }</div> |
| <div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div> |
| <div class="line"><a name="l00376"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a53cd14fef292f7e5cbf8667c346ff3a1"> 376</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> SimpleScheduler::GetBackend(<span class="keyword">const</span> TNetworkAddress& data_location,</div> |
| <div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  TBackendDescriptor* backend) {</div> |
| <div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  lock_guard<mutex> lock(backend_map_lock_);</div> |
| <div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordflow">if</span> (backend_map_.size() == 0) {</div> |
| <div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(<span class="stringliteral">"No backends configured"</span>);</div> |
| <div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  }</div> |
| <div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordtype">bool</span> local_assignment = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  BackendMap::iterator entry = backend_map_.find(data_location.hostname);</div> |
| <div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">if</span> (entry == backend_map_.end()) {</div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="comment">// backend_map_ maps ip address to backend but</span></div> |
| <div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="comment">// data_location.hostname might be a hostname.</span></div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="comment">// Find the ip address of the data_location from backend_ip_map_.</span></div> |
| <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  BackendIpAddressMap::const_iterator itr =</div> |
| <div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  backend_ip_map_.find(data_location.hostname);</div> |
| <div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">if</span> (itr != backend_ip_map_.end()) {</div> |
| <div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  entry = backend_map_.find(itr->second);</div> |
| <div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div> |
| <div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  }</div> |
| <div class="line"><a name="l00395"></a><span class="lineno"> 395</span> </div> |
| <div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordflow">if</span> (entry == backend_map_.end()) {</div> |
| <div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="comment">// round robin the ipaddress</span></div> |
| <div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  entry = next_nonlocal_backend_entry_;</div> |
| <div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  ++next_nonlocal_backend_entry_;</div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">if</span> (next_nonlocal_backend_entry_ == backend_map_.end()) {</div> |
| <div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  next_nonlocal_backend_entry_ = backend_map_.begin();</div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  }</div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  local_assignment = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  }</div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  DCHECK(!entry->second.empty());</div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="comment">// Round-robin between impalads on the same ipaddress.</span></div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="comment">// Pick the first one, then move it to the back of the queue</span></div> |
| <div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  *backend = entry->second.front();</div> |
| <div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  entry->second.pop_front();</div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  entry->second.push_back(*backend);</div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span> </div> |
| <div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordflow">if</span> (metrics_ != NULL) {</div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  total_assignments_->Increment(1);</div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">if</span> (local_assignment) {</div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  total_local_assignments_->Increment(1L);</div> |
| <div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  }</div> |
| <div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  }</div> |
| <div class="line"><a name="l00419"></a><span class="lineno"> 419</span> </div> |
| <div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keywordflow">if</span> (<a class="code" href="logging_8h.html#a6f29cadf91ddc478eb9fa4e02cd8e0a0">VLOG_FILE_IS_ON</a>) {</div> |
| <div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  stringstream s;</div> |
| <div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  s << <span class="stringliteral">"("</span> << data_location;</div> |
| <div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  s << <span class="stringliteral">" -> "</span> << backend->address << <span class="stringliteral">")"</span>;</div> |
| <div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <a class="code" href="logging_8h.html#a0bdc3628c740982e847cd24114c07994">VLOG_FILE</a> << <span class="stringliteral">"SimpleScheduler assignment (data->backend): "</span> << s.str();</div> |
| <div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  }</div> |
| <div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00427"></a><span class="lineno"> 427</span> }</div> |
| <div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div> |
| <div class="line"><a name="l00429"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a4f8b0499b4fc2dfeb38ba7d24e9dc31c"> 429</a></span> <span class="keywordtype">void</span> SimpleScheduler::GetAllKnownBackends(<a class="code" href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9">BackendList</a>* backends) {</div> |
| <div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  lock_guard<mutex> lock(backend_map_lock_);</div> |
| <div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  backends->clear();</div> |
| <div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  BOOST_FOREACH(<span class="keyword">const</span> BackendMap::value_type& backend_list, backend_map_) {</div> |
| <div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  backends->insert(backends->end(), backend_list.second.begin(),</div> |
| <div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  backend_list.second.end());</div> |
| <div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  }</div> |
| <div class="line"><a name="l00436"></a><span class="lineno"> 436</span> }</div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span> </div> |
| <div class="line"><a name="l00438"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#aa4ed69aa39c5671d59c84256045a7890"> 438</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> SimpleScheduler::ComputeScanRangeAssignment(<span class="keyword">const</span> TQueryExecRequest& exec_request,</div> |
| <div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <a class="code" href="classimpala_1_1QuerySchedule.html">QuerySchedule</a>* schedule) {</div> |
| <div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  map<TPlanNodeId, vector<TScanRangeLocations> >::const_iterator entry;</div> |
| <div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keywordflow">for</span> (entry = exec_request.per_node_scan_ranges.begin();</div> |
| <div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  entry != exec_request.per_node_scan_ranges.end(); ++entry) {</div> |
| <div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordtype">int</span> fragment_idx = schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#aadfabaf691e3301eff9f40a55a6b4e69">GetFragmentIdx</a>(entry->first);</div> |
| <div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keyword">const</span> TPlanFragment& fragment = exec_request.fragments[fragment_idx];</div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordtype">bool</span> exec_at_coord = (fragment.partition.type == TPartitionType::UNPARTITIONED);</div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span> </div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <a class="code" href="namespaceimpala.html#a2edfe42681c50f6818d204b8ee2428a5">FragmentScanRangeAssignment</a>* assignment =</div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  &(*schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a47e2dbb48f4e519849b5152f2dc62c20">exec_params</a>())[fragment_idx].scan_range_assignment;</div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(ComputeScanRangeAssignment(</div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  entry->first, entry->second, exec_request.host_list, exec_at_coord,</div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#ae64f6e6cb84be44b13b7fb0d7e37a46e">query_options</a>(), assignment));</div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a963ac3ae9cb8ab278820c8a01bb97d4e">AddScanRanges</a>(entry->second.size());</div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  }</div> |
| <div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00455"></a><span class="lineno"> 455</span> }</div> |
| <div class="line"><a name="l00456"></a><span class="lineno"> 456</span> </div> |
| <div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <a class="code" href="classimpala_1_1Status.html">Status</a> SimpleScheduler::ComputeScanRangeAssignment(</div> |
| <div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <a class="code" href="namespaceimpala.html#aca80061c98b44477ea84e4332993b7e7">PlanNodeId</a> node_id, <span class="keyword">const</span> vector<TScanRangeLocations>& locations,</div> |
| <div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keyword">const</span> vector<TNetworkAddress>& host_list, <span class="keywordtype">bool</span> exec_at_coord,</div> |
| <div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keyword">const</span> TQueryOptions& query_options, <a class="code" href="namespaceimpala.html#a2edfe42681c50f6818d204b8ee2428a5">FragmentScanRangeAssignment</a>* assignment) {</div> |
| <div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="comment">// If cached reads are enabled, we will always prefer cached replicas over non-cached</span></div> |
| <div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="comment">// replicas. Since it is likely that only one replica is cached, this could generate</span></div> |
| <div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="comment">// hotspots which is why this is controllable by a query option.</span></div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="comment">// We schedule greedily in this order:</span></div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="comment">// cached collocated replicas > collocated replicas > remote (cached or not) replicas.</span></div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="comment">// The query option to disable cached reads removes the first group.</span></div> |
| <div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordtype">bool</span> schedule_with_caching = !query_options.disable_cached_reads;</div> |
| <div class="line"><a name="l00469"></a><span class="lineno"> 469</span> </div> |
| <div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="comment">// map from datanode host to total assigned bytes;</span></div> |
| <div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">// If the data node does not have a collocated impalad, the actual assigned bytes is</span></div> |
| <div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="comment">// "total assigned - numeric_limits<int64_t>::max()".</span></div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  unordered_map<TNetworkAddress, uint64_t> assigned_bytes_per_host;</div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  unordered_set<TNetworkAddress> remote_hosts;</div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  int64_t remote_bytes = 0L;</div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  int64_t local_bytes = 0L;</div> |
| <div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  int64_t cached_bytes = 0L;</div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div> |
| <div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  BOOST_FOREACH(<span class="keyword">const</span> TScanRangeLocations& scan_range_locations, locations) {</div> |
| <div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="comment">// assign this scan range to the host w/ the fewest assigned bytes</span></div> |
| <div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <a class="code" href="classuint64__t.html">uint64_t</a> min_assigned_bytes = numeric_limits<uint64_t>::max();</div> |
| <div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keyword">const</span> TNetworkAddress* data_host = NULL; <span class="comment">// data server; not necessarily backend</span></div> |
| <div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordtype">int</span> volume_id = -1;</div> |
| <div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordtype">bool</span> is_cached = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00485"></a><span class="lineno"> 485</span> </div> |
| <div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="comment">// Separate cached replicas from non-cached replicas</span></div> |
| <div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  vector<const TScanRangeLocation*> cached_locations;</div> |
| <div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keywordflow">if</span> (schedule_with_caching) {</div> |
| <div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  BOOST_FOREACH(<span class="keyword">const</span> TScanRangeLocation& location, scan_range_locations.locations) {</div> |
| <div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="comment">// Adjust whether or not this replica should count as being cached based on</span></div> |
| <div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="comment">// the query option and whether it is collocated. If the DN is not collocated</span></div> |
| <div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="comment">// treat the replica as not cached (network transfer dominates anyway in this</span></div> |
| <div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <span class="comment">// case).</span></div> |
| <div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="comment">// TODO: measure this in a cluster setup. Are remote reads better with caching?</span></div> |
| <div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordflow">if</span> (location.is_cached && HasLocalBackend(host_list[location.host_idx])) {</div> |
| <div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  cached_locations.push_back(&location);</div> |
| <div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  }</div> |
| <div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  }</div> |
| <div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  }</div> |
| <div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="comment">// If no replicas are cached find the ones based on assigned bytes</span></div> |
| <div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keywordflow">if</span> (cached_locations.size() == 0) {</div> |
| <div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  BOOST_FOREACH(<span class="keyword">const</span> TScanRangeLocation& location, scan_range_locations.locations) {</div> |
| <div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  DCHECK_LT(location.host_idx, host_list.size());</div> |
| <div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keyword">const</span> TNetworkAddress& replica_host = host_list[location.host_idx];</div> |
| <div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="comment">// Deprioritize non-collocated datanodes by assigning a very high initial bytes</span></div> |
| <div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <a class="code" href="classuint64__t.html">uint64_t</a> initial_bytes =</div> |
| <div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  HasLocalBackend(replica_host) ? 0L : numeric_limits<int64_t>::max();</div> |
| <div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <a class="code" href="classuint64__t.html">uint64_t</a>* assigned_bytes =</div> |
| <div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <a class="code" href="namespaceimpala.html#ac79f8d29c9aaf2dddb617ae5e36ca23f">FindOrInsert</a>(&assigned_bytes_per_host, replica_host, initial_bytes);</div> |
| <div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="comment">// Update the assignment if this is a less busy host.</span></div> |
| <div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="keywordflow">if</span> (*assigned_bytes < min_assigned_bytes) {</div> |
| <div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  min_assigned_bytes = *assigned_bytes;</div> |
| <div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  data_host = &replica_host;</div> |
| <div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  volume_id = location.volume_id;</div> |
| <div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  is_cached = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  }</div> |
| <div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  }</div> |
| <div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="comment">// Randomly pick a cached host based on the extracted list of cached local hosts</span></div> |
| <div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="keywordtype">size_t</span> rand_host = rand() % cached_locations.size();</div> |
| <div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keyword">const</span> TNetworkAddress& replica_host = host_list[cached_locations[rand_host]->host_idx];</div> |
| <div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <a class="code" href="classuint64__t.html">uint64_t</a> initial_bytes = 0L;</div> |
| <div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  min_assigned_bytes = *<a class="code" href="namespaceimpala.html#ac79f8d29c9aaf2dddb617ae5e36ca23f">FindOrInsert</a>(&assigned_bytes_per_host, replica_host, initial_bytes);</div> |
| <div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  data_host = &replica_host;</div> |
| <div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  volume_id = cached_locations[rand_host]->volume_id;</div> |
| <div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  is_cached = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  }</div> |
| <div class="line"><a name="l00528"></a><span class="lineno"> 528</span> </div> |
| <div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  int64_t scan_range_length = 0;</div> |
| <div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keywordflow">if</span> (scan_range_locations.scan_range.__isset.hdfs_file_split) {</div> |
| <div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  scan_range_length = scan_range_locations.scan_range.hdfs_file_split.length;</div> |
| <div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  }</div> |
| <div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keywordtype">bool</span> remote_read = min_assigned_bytes >= numeric_limits<int64_t>::max();</div> |
| <div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordflow">if</span> (remote_read) {</div> |
| <div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  remote_bytes += scan_range_length;</div> |
| <div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  remote_hosts.insert(*data_host);</div> |
| <div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  local_bytes += scan_range_length;</div> |
| <div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <span class="keywordflow">if</span> (is_cached) cached_bytes += scan_range_length;</div> |
| <div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  }</div> |
| <div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  assigned_bytes_per_host[*data_host] += scan_range_length;</div> |
| <div class="line"><a name="l00542"></a><span class="lineno"> 542</span> </div> |
| <div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="comment">// translate data host to backend host</span></div> |
| <div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  DCHECK(data_host != NULL);</div> |
| <div class="line"><a name="l00545"></a><span class="lineno"> 545</span> </div> |
| <div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  TNetworkAddress exec_hostport;</div> |
| <div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keywordflow">if</span> (!exec_at_coord) {</div> |
| <div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  TBackendDescriptor backend;</div> |
| <div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(GetBackend(*data_host, &backend));</div> |
| <div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  exec_hostport = backend.address;</div> |
| <div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  exec_hostport = <a class="code" href="namespaceimpala.html#a309108c8b3eaf4e5b154bc4eb4624880">MakeNetworkAddress</a>(FLAGS_hostname, FLAGS_be_port);</div> |
| <div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  }</div> |
| <div class="line"><a name="l00554"></a><span class="lineno"> 554</span> </div> |
| <div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <a class="code" href="namespaceimpala.html#a48e0e1c5d4b43432450c92750fb35cb3">PerNodeScanRanges</a>* scan_ranges =</div> |
| <div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <a class="code" href="namespaceimpala.html#ac79f8d29c9aaf2dddb617ae5e36ca23f">FindOrInsert</a>(assignment, exec_hostport, <a class="code" href="namespaceimpala.html#a48e0e1c5d4b43432450c92750fb35cb3">PerNodeScanRanges</a>());</div> |
| <div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  vector<TScanRangeParams>* scan_range_params_list =</div> |
| <div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <a class="code" href="namespaceimpala.html#ac79f8d29c9aaf2dddb617ae5e36ca23f">FindOrInsert</a>(scan_ranges, node_id, vector<TScanRangeParams>());</div> |
| <div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="comment">// add scan range</span></div> |
| <div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  TScanRangeParams scan_range_params;</div> |
| <div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  scan_range_params.scan_range = scan_range_locations.scan_range;</div> |
| <div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="comment">// Explicitly set the optional fields.</span></div> |
| <div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  scan_range_params.__set_volume_id(volume_id);</div> |
| <div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  scan_range_params.__set_is_cached(is_cached);</div> |
| <div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  scan_range_params.__set_is_remote(remote_read);</div> |
| <div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  scan_range_params_list->push_back(scan_range_params);</div> |
| <div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  }</div> |
| <div class="line"><a name="l00568"></a><span class="lineno"> 568</span> </div> |
| <div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keywordflow">if</span> (<a class="code" href="logging_8h.html#a6f29cadf91ddc478eb9fa4e02cd8e0a0">VLOG_FILE_IS_ON</a>) {</div> |
| <div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <a class="code" href="logging_8h.html#a0bdc3628c740982e847cd24114c07994">VLOG_FILE</a> << <span class="stringliteral">"Total remote scan volume = "</span> <<</div> |
| <div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  PrettyPrinter::Print(remote_bytes, TUnit::BYTES);</div> |
| <div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <a class="code" href="logging_8h.html#a0bdc3628c740982e847cd24114c07994">VLOG_FILE</a> << <span class="stringliteral">"Total local scan volume = "</span> <<</div> |
| <div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  PrettyPrinter::Print(local_bytes, TUnit::BYTES);</div> |
| <div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <a class="code" href="logging_8h.html#a0bdc3628c740982e847cd24114c07994">VLOG_FILE</a> << <span class="stringliteral">"Total cached scan volume = "</span> <<</div> |
| <div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  PrettyPrinter::Print(cached_bytes, TUnit::BYTES);</div> |
| <div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">if</span> (remote_hosts.size() > 0) {</div> |
| <div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  stringstream remote_node_log;</div> |
| <div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  remote_node_log << <span class="stringliteral">"Remote data node list: "</span>;</div> |
| <div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  BOOST_FOREACH(<span class="keyword">const</span> TNetworkAddress& remote_host, remote_hosts) {</div> |
| <div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  remote_node_log << remote_host << <span class="stringliteral">" "</span>;</div> |
| <div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  }</div> |
| <div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  }</div> |
| <div class="line"><a name="l00583"></a><span class="lineno"> 583</span> </div> |
| <div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  BOOST_FOREACH(FragmentScanRangeAssignment::value_type& entry, *assignment) {</div> |
| <div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <a class="code" href="logging_8h.html#a0bdc3628c740982e847cd24114c07994">VLOG_FILE</a> << <span class="stringliteral">"ScanRangeAssignment: server="</span> << ThriftDebugString(entry.first);</div> |
| <div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  BOOST_FOREACH(PerNodeScanRanges::value_type& per_node_scan_ranges, entry.second) {</div> |
| <div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  stringstream str;</div> |
| <div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  BOOST_FOREACH(TScanRangeParams& params, per_node_scan_ranges.second) {</div> |
| <div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  str << ThriftDebugString(params) << <span class="stringliteral">" "</span>;</div> |
| <div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  }</div> |
| <div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <a class="code" href="logging_8h.html#a0bdc3628c740982e847cd24114c07994">VLOG_FILE</a> << <span class="stringliteral">"node_id="</span> << per_node_scan_ranges.first << <span class="stringliteral">" ranges="</span> << str.str();</div> |
| <div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  }</div> |
| <div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  }</div> |
| <div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  }</div> |
| <div class="line"><a name="l00595"></a><span class="lineno"> 595</span> </div> |
| <div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00597"></a><span class="lineno"> 597</span> }</div> |
| <div class="line"><a name="l00598"></a><span class="lineno"> 598</span> </div> |
| <div class="line"><a name="l00599"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#ab7c970ef2b534381cabf83d08f8b4d04"> 599</a></span> <span class="keywordtype">void</span> SimpleScheduler::ComputeFragmentExecParams(<span class="keyword">const</span> TQueryExecRequest& exec_request,</div> |
| <div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <a class="code" href="classimpala_1_1QuerySchedule.html">QuerySchedule</a>* schedule) {</div> |
| <div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  vector<FragmentExecParams>* fragment_exec_params = schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a47e2dbb48f4e519849b5152f2dc62c20">exec_params</a>();</div> |
| <div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="comment">// assign instance ids</span></div> |
| <div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  int64_t num_backends = 0;</div> |
| <div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  BOOST_FOREACH(<a class="code" href="structimpala_1_1FragmentExecParams.html">FragmentExecParams</a>& params, *fragment_exec_params) {</div> |
| <div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a>.size(); ++j) {</div> |
| <div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordtype">int</span> instance_num = num_backends + j;</div> |
| <div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="comment">// we add instance_num to query_id.lo to create a globally-unique instance id</span></div> |
| <div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  TUniqueId instance_id;</div> |
| <div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  instance_id.hi = schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a152f17876cb94f91f60c7ef4db6ce26f">query_id</a>().hi;</div> |
| <div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  DCHECK_LT(</div> |
| <div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a152f17876cb94f91f60c7ef4db6ce26f">query_id</a>().lo, numeric_limits<int64_t>::max() - instance_num - 1);</div> |
| <div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  instance_id.lo = schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a152f17876cb94f91f60c7ef4db6ce26f">query_id</a>().lo + instance_num + 1;</div> |
| <div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a722b461e23b35f09eb1d3efc9c521ae3">instance_ids</a>.push_back(instance_id);</div> |
| <div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  }</div> |
| <div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  num_backends += params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a>.size();</div> |
| <div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  }</div> |
| <div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">if</span> (exec_request.fragments[0].partition.type == TPartitionType::UNPARTITIONED) {</div> |
| <div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <span class="comment">// the root fragment is executed directly by the coordinator</span></div> |
| <div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  --num_backends;</div> |
| <div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  }</div> |
| <div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a3a1f5c9bcf74400fad1e13ab65ddce85">set_num_backends</a>(num_backends);</div> |
| <div class="line"><a name="l00622"></a><span class="lineno"> 622</span> </div> |
| <div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <span class="comment">// compute destinations and # senders per exchange node</span></div> |
| <div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  <span class="comment">// (the root fragment doesn't have a destination)</span></div> |
| <div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < fragment_exec_params->size(); ++i) {</div> |
| <div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  <a class="code" href="structimpala_1_1FragmentExecParams.html">FragmentExecParams</a>& params = (*fragment_exec_params)[i];</div> |
| <div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="keywordtype">int</span> dest_fragment_idx = exec_request.dest_fragment_idx[i - 1];</div> |
| <div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  DCHECK_LT(dest_fragment_idx, fragment_exec_params->size());</div> |
| <div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <a class="code" href="structimpala_1_1FragmentExecParams.html">FragmentExecParams</a>& dest_params = (*fragment_exec_params)[dest_fragment_idx];</div> |
| <div class="line"><a name="l00630"></a><span class="lineno"> 630</span> </div> |
| <div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="comment">// set # of senders</span></div> |
| <div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  DCHECK(exec_request.fragments[i].output_sink.__isset.stream_sink);</div> |
| <div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keyword">const</span> TDataStreamSink& sink = exec_request.fragments[i].output_sink.stream_sink;</div> |
| <div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  <span class="comment">// we can only handle unpartitioned (= broadcast), random-partitioned or</span></div> |
| <div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="comment">// hash-partitioned output at the moment</span></div> |
| <div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  DCHECK(sink.output_partition.type == TPartitionType::UNPARTITIONED</div> |
| <div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  || sink.output_partition.type == TPartitionType::HASH_PARTITIONED</div> |
| <div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  || sink.output_partition.type == TPartitionType::RANDOM);</div> |
| <div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <a class="code" href="namespaceimpala.html#aca80061c98b44477ea84e4332993b7e7">PlanNodeId</a> exch_id = sink.dest_node_id;</div> |
| <div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="comment">// we might have multiple fragments sending to this exchange node</span></div> |
| <div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="comment">// (distributed MERGE), which is why we need to add up the #senders</span></div> |
| <div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  params.<a class="code" href="structimpala_1_1FragmentExecParams.html#adc49519ddeceb4831f70d7b400c4e334">sender_id_base</a> = dest_params.per_exch_num_senders[exch_id];</div> |
| <div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  dest_params.per_exch_num_senders[exch_id] += params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a>.size();</div> |
| <div class="line"><a name="l00644"></a><span class="lineno"> 644</span> </div> |
| <div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="comment">// create one TPlanFragmentDestination per destination host</span></div> |
| <div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a1bf9373515ba31903e62e8ae89ce92ad">destinations</a>.resize(dest_params.hosts.size());</div> |
| <div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < dest_params.hosts.size(); ++j) {</div> |
| <div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  TPlanFragmentDestination& dest = params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a1bf9373515ba31903e62e8ae89ce92ad">destinations</a>[j];</div> |
| <div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  dest.fragment_instance_id = dest_params.instance_ids[j];</div> |
| <div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  dest.server = dest_params.hosts[j];</div> |
| <div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  <a class="code" href="logging_8h.html#a24efb6b382d3e1bdd7817e5e31dc5c1d">VLOG_RPC</a> << <span class="stringliteral">"dest for fragment "</span> << i << <span class="stringliteral">":"</span></div> |
| <div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  << <span class="stringliteral">" instance_id="</span> << dest.fragment_instance_id</div> |
| <div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  << <span class="stringliteral">" server="</span> << dest.server;</div> |
| <div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  }</div> |
| <div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  }</div> |
| <div class="line"><a name="l00656"></a><span class="lineno"> 656</span> }</div> |
| <div class="line"><a name="l00657"></a><span class="lineno"> 657</span> </div> |
| <div class="line"><a name="l00658"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a1513f352f0f1ca2d9c2b3e91b231256e"> 658</a></span> <span class="keywordtype">void</span> SimpleScheduler::ComputeFragmentHosts(<span class="keyword">const</span> TQueryExecRequest& exec_request,</div> |
| <div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <a class="code" href="classimpala_1_1QuerySchedule.html">QuerySchedule</a>* schedule) {</div> |
| <div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  vector<FragmentExecParams>* fragment_exec_params = schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a47e2dbb48f4e519849b5152f2dc62c20">exec_params</a>();</div> |
| <div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  TNetworkAddress coord = <a class="code" href="namespaceimpala.html#a309108c8b3eaf4e5b154bc4eb4624880">MakeNetworkAddress</a>(FLAGS_hostname, FLAGS_be_port);</div> |
| <div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  DCHECK_EQ(fragment_exec_params->size(), exec_request.fragments.size());</div> |
| <div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  vector<TPlanNodeType::type> scan_node_types;</div> |
| <div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  scan_node_types.push_back(TPlanNodeType::HDFS_SCAN_NODE);</div> |
| <div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  scan_node_types.push_back(TPlanNodeType::HBASE_SCAN_NODE);</div> |
| <div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  scan_node_types.push_back(TPlanNodeType::DATA_SOURCE_NODE);</div> |
| <div class="line"><a name="l00667"></a><span class="lineno"> 667</span> </div> |
| <div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <span class="comment">// compute hosts of producer fragment before those of consumer fragment(s),</span></div> |
| <div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <span class="comment">// the latter might inherit the set of hosts from the former</span></div> |
| <div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = exec_request.fragments.size() - 1; i >= 0; --i) {</div> |
| <div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keyword">const</span> TPlanFragment& fragment = exec_request.fragments[i];</div> |
| <div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  <a class="code" href="structimpala_1_1FragmentExecParams.html">FragmentExecParams</a>& params = (*fragment_exec_params)[i];</div> |
| <div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <span class="keywordflow">if</span> (fragment.partition.type == TPartitionType::UNPARTITIONED) {</div> |
| <div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <span class="comment">// all single-node fragments run on the coordinator host</span></div> |
| <div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a>.push_back(coord);</div> |
| <div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  }</div> |
| <div class="line"><a name="l00678"></a><span class="lineno"> 678</span> </div> |
| <div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  <span class="comment">// UnionNodes are special because they can consume multiple partitioned inputs,</span></div> |
| <div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  <span class="comment">// as well as execute multiple scans in the same fragment.</span></div> |
| <div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="comment">// Fragments containing a UnionNode are executed on the union of hosts of all</span></div> |
| <div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  <span class="comment">// scans in the fragment as well as the hosts of all its input fragments (s.t.</span></div> |
| <div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="comment">// a UnionNode with partitioned joins or grouping aggregates as children runs on</span></div> |
| <div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  <span class="comment">// at least as many hosts as the input to those children).</span></div> |
| <div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  <span class="keywordflow">if</span> (ContainsNode(fragment.plan, TPlanNodeType::UNION_NODE)) {</div> |
| <div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  vector<TPlanNodeId> scan_nodes;</div> |
| <div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  FindNodes(fragment.plan, scan_node_types, &scan_nodes);</div> |
| <div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  vector<TPlanNodeId> exch_nodes;</div> |
| <div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  FindNodes(fragment.plan,</div> |
| <div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  vector<TPlanNodeType::type>(1, TPlanNodeType::EXCHANGE_NODE),</div> |
| <div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  &exch_nodes);</div> |
| <div class="line"><a name="l00692"></a><span class="lineno"> 692</span> </div> |
| <div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="comment">// Add hosts of scan nodes.</span></div> |
| <div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  vector<TNetworkAddress> scan_hosts;</div> |
| <div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < scan_nodes.size(); ++j) {</div> |
| <div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  GetScanHosts(scan_nodes[j], exec_request, params, &scan_hosts);</div> |
| <div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  }</div> |
| <div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  unordered_set<TNetworkAddress> hosts(scan_hosts.begin(), scan_hosts.end());</div> |
| <div class="line"><a name="l00699"></a><span class="lineno"> 699</span> </div> |
| <div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  <span class="comment">// Add hosts of input fragments.</span></div> |
| <div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < exch_nodes.size(); ++j) {</div> |
| <div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="keywordtype">int</span> input_fragment_idx = FindSenderFragment(exch_nodes[j], i, exec_request);</div> |
| <div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keyword">const</span> vector<TNetworkAddress>& input_fragment_hosts =</div> |
| <div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  (*fragment_exec_params)[input_fragment_idx].hosts;</div> |
| <div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  hosts.insert(input_fragment_hosts.begin(), input_fragment_hosts.end());</div> |
| <div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  }</div> |
| <div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  DCHECK(!hosts.empty()) << <span class="stringliteral">"no hosts for fragment "</span> << i << <span class="stringliteral">" with a UnionNode"</span>;</div> |
| <div class="line"><a name="l00708"></a><span class="lineno"> 708</span> </div> |
| <div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a>.assign(hosts.begin(), hosts.end());</div> |
| <div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  }</div> |
| <div class="line"><a name="l00712"></a><span class="lineno"> 712</span> </div> |
| <div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <a class="code" href="namespaceimpala.html#aca80061c98b44477ea84e4332993b7e7">PlanNodeId</a> leftmost_scan_id = FindLeftmostNode(fragment.plan, scan_node_types);</div> |
| <div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordflow">if</span> (leftmost_scan_id == g_ImpalaInternalService_constants.INVALID_PLAN_NODE_ID) {</div> |
| <div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="comment">// there is no leftmost scan; we assign the same hosts as those of our</span></div> |
| <div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  <span class="comment">// leftmost input fragment (so that a partitioned aggregation fragment</span></div> |
| <div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  <span class="comment">// runs on the hosts that provide the input data)</span></div> |
| <div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  <span class="keywordtype">int</span> input_fragment_idx = FindLeftmostInputFragment(i, exec_request);</div> |
| <div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  DCHECK_GE(input_fragment_idx, 0);</div> |
| <div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  DCHECK_LT(input_fragment_idx, fragment_exec_params->size());</div> |
| <div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a> = (*fragment_exec_params)[input_fragment_idx].hosts;</div> |
| <div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  <span class="comment">// TODO: switch to unpartitioned/coord execution if our input fragment</span></div> |
| <div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  <span class="comment">// is executed that way (could have been downgraded from distributed)</span></div> |
| <div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  }</div> |
| <div class="line"><a name="l00726"></a><span class="lineno"> 726</span> </div> |
| <div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  <span class="comment">// This fragment is executed on those hosts that have scan ranges</span></div> |
| <div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  <span class="comment">// for the leftmost scan.</span></div> |
| <div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  GetScanHosts(leftmost_scan_id, exec_request, params, &params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a>);</div> |
| <div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  }</div> |
| <div class="line"><a name="l00731"></a><span class="lineno"> 731</span> </div> |
| <div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  unordered_set<TNetworkAddress> unique_hosts;</div> |
| <div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  BOOST_FOREACH(<span class="keyword">const</span> <a class="code" href="structimpala_1_1FragmentExecParams.html">FragmentExecParams</a>& exec_params, *fragment_exec_params) {</div> |
| <div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  unique_hosts.insert(exec_params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a>.begin(), exec_params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">hosts</a>.end());</div> |
| <div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  }</div> |
| <div class="line"><a name="l00736"></a><span class="lineno"> 736</span> </div> |
| <div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#aa3c4a774f643528edd57cc19f3aa7f68">SetUniqueHosts</a>(unique_hosts);</div> |
| <div class="line"><a name="l00738"></a><span class="lineno"> 738</span> }</div> |
| <div class="line"><a name="l00739"></a><span class="lineno"> 739</span> </div> |
| <div class="line"><a name="l00740"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a81b69c78a516da26106121b3f1cadd35"> 740</a></span> <a class="code" href="namespaceimpala.html#aca80061c98b44477ea84e4332993b7e7">PlanNodeId</a> SimpleScheduler::FindLeftmostNode(</div> |
| <div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  <span class="keyword">const</span> TPlan& plan, <span class="keyword">const</span> vector<TPlanNodeType::type>& types) {</div> |
| <div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <span class="comment">// the first node with num_children == 0 is the leftmost node</span></div> |
| <div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  <span class="keywordtype">int</span> node_idx = 0;</div> |
| <div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="keywordflow">while</span> (node_idx < plan.nodes.size() && plan.nodes[node_idx].num_children != 0) {</div> |
| <div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  ++node_idx;</div> |
| <div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  }</div> |
| <div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  <span class="keywordflow">if</span> (node_idx == plan.nodes.size()) {</div> |
| <div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <span class="keywordflow">return</span> g_ImpalaInternalService_constants.INVALID_PLAN_NODE_ID;</div> |
| <div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  }</div> |
| <div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  <span class="keyword">const</span> TPlanNode& node = plan.nodes[node_idx];</div> |
| <div class="line"><a name="l00751"></a><span class="lineno"> 751</span> </div> |
| <div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < types.size(); ++i) {</div> |
| <div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  <span class="keywordflow">if</span> (node.node_type == types[i]) <span class="keywordflow">return</span> node.node_id;</div> |
| <div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  }</div> |
| <div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="keywordflow">return</span> g_ImpalaInternalService_constants.INVALID_PLAN_NODE_ID;</div> |
| <div class="line"><a name="l00756"></a><span class="lineno"> 756</span> }</div> |
| <div class="line"><a name="l00757"></a><span class="lineno"> 757</span> </div> |
| <div class="line"><a name="l00758"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#adec79920ed8c4a9234a1ec60f0722f5d"> 758</a></span> <span class="keywordtype">bool</span> SimpleScheduler::ContainsNode(<span class="keyword">const</span> TPlan& plan, TPlanNodeType::type type) {</div> |
| <div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < plan.nodes.size(); ++i) {</div> |
| <div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <span class="keywordflow">if</span> (plan.nodes[i].node_type == type) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  }</div> |
| <div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00763"></a><span class="lineno"> 763</span> }</div> |
| <div class="line"><a name="l00764"></a><span class="lineno"> 764</span> </div> |
| <div class="line"><a name="l00765"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#af241e5cc9130e555a2584665110c12e5"> 765</a></span> <span class="keywordtype">void</span> SimpleScheduler::FindNodes(<span class="keyword">const</span> TPlan& plan,</div> |
| <div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keyword">const</span> vector<TPlanNodeType::type>& types, vector<TPlanNodeId>* results) {</div> |
| <div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < plan.nodes.size(); ++i) {</div> |
| <div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < types.size(); ++j) {</div> |
| <div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <span class="keywordflow">if</span> (plan.nodes[i].node_type == types[j]) {</div> |
| <div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  results->push_back(plan.nodes[i].node_id);</div> |
| <div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="keywordflow">break</span>;</div> |
| <div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  }</div> |
| <div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  }</div> |
| <div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  }</div> |
| <div class="line"><a name="l00775"></a><span class="lineno"> 775</span> }</div> |
| <div class="line"><a name="l00776"></a><span class="lineno"> 776</span> </div> |
| <div class="line"><a name="l00777"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#aad7d8e866e3512eec1f39cd6f9a132ee"> 777</a></span> <span class="keywordtype">void</span> SimpleScheduler::GetScanHosts(TPlanNodeId scan_id,</div> |
| <div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <span class="keyword">const</span> TQueryExecRequest& exec_request, <span class="keyword">const</span> <a class="code" href="structimpala_1_1FragmentExecParams.html">FragmentExecParams</a>& params,</div> |
| <div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  vector<TNetworkAddress>* scan_hosts) {</div> |
| <div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  map<TPlanNodeId, vector<TScanRangeLocations> >::const_iterator entry =</div> |
| <div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  exec_request.per_node_scan_ranges.find(scan_id);</div> |
| <div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  <span class="keywordflow">if</span> (entry == exec_request.per_node_scan_ranges.end() || entry->second.empty()) {</div> |
| <div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <span class="comment">// this scan node doesn't have any scan ranges; run it on the coordinator</span></div> |
| <div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  <span class="comment">// TODO: we'll need to revisit this strategy once we can partition joins</span></div> |
| <div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  <span class="comment">// (in which case this fragment might be executing a right outer join</span></div> |
| <div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  <span class="comment">// with a large build table)</span></div> |
| <div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  scan_hosts->push_back(<a class="code" href="namespaceimpala.html#a309108c8b3eaf4e5b154bc4eb4624880">MakeNetworkAddress</a>(FLAGS_hostname, FLAGS_be_port));</div> |
| <div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  }</div> |
| <div class="line"><a name="l00790"></a><span class="lineno"> 790</span> </div> |
| <div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  <span class="comment">// Get the list of impalad host from scan_range_assignment_</span></div> |
| <div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  BOOST_FOREACH(<span class="keyword">const</span> FragmentScanRangeAssignment::value_type& scan_range_assignment,</div> |
| <div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  params.<a class="code" href="structimpala_1_1FragmentExecParams.html#a8f8c9952faea873f362feefddde2b3ba">scan_range_assignment</a>) {</div> |
| <div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  scan_hosts->push_back(scan_range_assignment.first);</div> |
| <div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  }</div> |
| <div class="line"><a name="l00796"></a><span class="lineno"> 796</span> }</div> |
| <div class="line"><a name="l00797"></a><span class="lineno"> 797</span> </div> |
| <div class="line"><a name="l00798"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a89a148969321e6d5f7f4095bc4eb5cc1"> 798</a></span> <span class="keywordtype">int</span> SimpleScheduler::FindLeftmostInputFragment(</div> |
| <div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordtype">int</span> fragment_idx, <span class="keyword">const</span> TQueryExecRequest& exec_request) {</div> |
| <div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  <span class="comment">// find the leftmost node, which we expect to be an exchage node</span></div> |
| <div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  vector<TPlanNodeType::type> exch_node_type;</div> |
| <div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  exch_node_type.push_back(TPlanNodeType::EXCHANGE_NODE);</div> |
| <div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  <a class="code" href="namespaceimpala.html#aca80061c98b44477ea84e4332993b7e7">PlanNodeId</a> exch_id =</div> |
| <div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  FindLeftmostNode(exec_request.fragments[fragment_idx].plan, exch_node_type);</div> |
| <div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  <span class="keywordflow">if</span> (exch_id == g_ImpalaInternalService_constants.INVALID_PLAN_NODE_ID) {</div> |
| <div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  <span class="keywordflow">return</span> g_ImpalaInternalService_constants.INVALID_PLAN_NODE_ID;</div> |
| <div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  }</div> |
| <div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  <span class="comment">// find the fragment that sends to this exchange node</span></div> |
| <div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  <span class="keywordflow">return</span> FindSenderFragment(exch_id, fragment_idx, exec_request);</div> |
| <div class="line"><a name="l00810"></a><span class="lineno"> 810</span> }</div> |
| <div class="line"><a name="l00811"></a><span class="lineno"> 811</span> </div> |
| <div class="line"><a name="l00812"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#ad825e61bcfb0be1fc5699b8fe3ac123f"> 812</a></span> <span class="keywordtype">int</span> SimpleScheduler::FindSenderFragment(TPlanNodeId exch_id, <span class="keywordtype">int</span> fragment_idx,</div> |
| <div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  <span class="keyword">const</span> TQueryExecRequest& exec_request) {</div> |
| <div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < exec_request.dest_fragment_idx.size(); ++i) {</div> |
| <div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <span class="keywordflow">if</span> (exec_request.dest_fragment_idx[i] != fragment_idx) <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <span class="keyword">const</span> TPlanFragment& input_fragment = exec_request.fragments[i + 1];</div> |
| <div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  DCHECK(input_fragment.__isset.output_sink);</div> |
| <div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  DCHECK(input_fragment.output_sink.__isset.stream_sink);</div> |
| <div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  <span class="keywordflow">if</span> (input_fragment.output_sink.stream_sink.dest_node_id == exch_id) <span class="keywordflow">return</span> i + 1;</div> |
| <div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  }</div> |
| <div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  <span class="comment">// this shouldn't happen</span></div> |
| <div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  DCHECK(<span class="keyword">false</span>) << <span class="stringliteral">"no fragment sends to exch id "</span> << exch_id;</div> |
| <div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  <span class="keywordflow">return</span> g_ImpalaInternalService_constants.INVALID_PLAN_NODE_ID;</div> |
| <div class="line"><a name="l00824"></a><span class="lineno"> 824</span> }</div> |
| <div class="line"><a name="l00825"></a><span class="lineno"> 825</span> </div> |
| <div class="line"><a name="l00826"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a15f1f4850a8895694d0cc9bca4c2f202"> 826</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> SimpleScheduler::GetRequestPool(<span class="keyword">const</span> <span class="keywordtype">string</span>& user,</div> |
| <div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  <span class="keyword">const</span> TQueryOptions& query_options, <span class="keywordtype">string</span>* <a class="code" href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a>)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  TResolveRequestPoolResult resolve_pool_result;</div> |
| <div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <span class="keyword">const</span> <span class="keywordtype">string</span>& configured_pool = query_options.request_pool;</div> |
| <div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(request_pool_service_->ResolveRequestPool(configured_pool, user,</div> |
| <div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  &resolve_pool_result));</div> |
| <div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  <span class="keywordflow">if</span> (resolve_pool_result.status.status_code != <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">TErrorCode::OK</a>) {</div> |
| <div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(join(resolve_pool_result.status.error_msgs, <span class="stringliteral">"; "</span>));</div> |
| <div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  }</div> |
| <div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <span class="keywordflow">if</span> (resolve_pool_result.resolved_pool.empty()) {</div> |
| <div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(Substitute(<a class="code" href="namespaceimpala.html#a1abfca2efe10c78cb9650f330d4d04d5">ERROR_USER_TO_POOL_MAPPING_NOT_FOUND</a>, user,</div> |
| <div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  configured_pool));</div> |
| <div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  }</div> |
| <div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keywordflow">if</span> (!resolve_pool_result.has_access) {</div> |
| <div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(Substitute(<a class="code" href="namespaceimpala.html#a7d80d03fe190b3f4ff06c3b2d78286bc">ERROR_USER_NOT_ALLOWED_IN_POOL</a>, user,</div> |
| <div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  configured_pool, resolve_pool_result.resolved_pool));</div> |
| <div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  }</div> |
| <div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  *pool = resolve_pool_result.resolved_pool;</div> |
| <div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00845"></a><span class="lineno"> 845</span> }</div> |
| <div class="line"><a name="l00846"></a><span class="lineno"> 846</span> </div> |
| <div class="line"><a name="l00847"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#ab1bd929a9f3e8e9240676f83c9b67f41"> 847</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> SimpleScheduler::Schedule(Coordinator* coord, <a class="code" href="classimpala_1_1QuerySchedule.html">QuerySchedule</a>* schedule) {</div> |
| <div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  <span class="keywordflow">if</span> (schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a7cf27ca42e4b07e00a8d3d6ce46ac148">effective_user</a>().empty()) {</div> |
| <div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  <span class="keywordflow">if</span> (FLAGS_require_username) <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(<a class="code" href="namespaceimpala.html#a32c38de863348fd506941a299fe407be">ERROR_USER_NOT_SPECIFIED</a>);</div> |
| <div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  <span class="comment">// Fall back to a 'default' user if not set so that queries can still run.</span></div> |
| <div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  VLOG(2) << <span class="stringliteral">"No user specified: using user=default"</span>;</div> |
| <div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  }</div> |
| <div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  <span class="keyword">const</span> <span class="keywordtype">string</span>& user =</div> |
| <div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a7cf27ca42e4b07e00a8d3d6ce46ac148">effective_user</a>().empty() ? <a class="code" href="namespaceimpala.html#a45831d3c44db75fc59e4a50eafc61683">DEFAULT_USER</a> : schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a7cf27ca42e4b07e00a8d3d6ce46ac148">effective_user</a>();</div> |
| <div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  VLOG(3) << <span class="stringliteral">"user='"</span> << user << <span class="stringliteral">"'"</span>;</div> |
| <div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  <span class="keywordtype">string</span> <a class="code" href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a>;</div> |
| <div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(GetRequestPool(user, schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#ae64f6e6cb84be44b13b7fb0d7e37a46e">query_options</a>(), &<a class="code" href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a>));</div> |
| <div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#ab170f33bb3a515679b51ab2eb510b3f6">set_request_pool</a>(pool);</div> |
| <div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  <span class="comment">// Statestore topic may not have been updated yet if this is soon after startup, but</span></div> |
| <div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  <span class="comment">// there is always at least this backend.</span></div> |
| <div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#af0e0d61770267fdf52863b7db9136ef8">set_num_hosts</a>(max(num_backends_metric_->value(), 1L));</div> |
| <div class="line"><a name="l00862"></a><span class="lineno"> 862</span> </div> |
| <div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <span class="keywordflow">if</span> (!FLAGS_disable_admission_control) {</div> |
| <div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(admission_controller_->AdmitQuery(schedule));</div> |
| <div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  }</div> |
| <div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  <span class="keywordflow">if</span> (ExecEnv::GetInstance()->impala_server()->IsOffline()) {</div> |
| <div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(<span class="stringliteral">"This Impala server is offine. Please retry your query later."</span>);</div> |
| <div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  }</div> |
| <div class="line"><a name="l00869"></a><span class="lineno"> 869</span> </div> |
| <div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(ComputeScanRangeAssignment(schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#ab039af8a2fa454e11c9f74e277ce43cb">request</a>(), schedule));</div> |
| <div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  ComputeFragmentHosts(schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#ab039af8a2fa454e11c9f74e277ce43cb">request</a>(), schedule);</div> |
| <div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  ComputeFragmentExecParams(schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#ab039af8a2fa454e11c9f74e277ce43cb">request</a>(), schedule);</div> |
| <div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  <span class="keywordflow">if</span> (!FLAGS_enable_rm) <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a3aa73ed4423cd71b3c53b7d0911ac4f7">PrepareReservationRequest</a>(pool, user);</div> |
| <div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  <span class="keyword">const</span> TResourceBrokerReservationRequest& reservation_request =</div> |
| <div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#ae624834db23b8660fa904ba4de590ebc">reservation_request</a>();</div> |
| <div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  <span class="keywordflow">if</span> (!reservation_request.resources.empty()) {</div> |
| <div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status = resource_broker_->Reserve(</div> |
| <div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  reservation_request, schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a068196aa2c9a30c582550f8996dfb729">reservation</a>());</div> |
| <div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  <span class="keywordflow">if</span> (!status.<a class="code" href="classimpala_1_1Status.html#a95ba859e42fe93445b340533220836ac">ok</a>()) {</div> |
| <div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  <span class="comment">// Warn about missing table and/or column stats if necessary.</span></div> |
| <div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keyword">const</span> TQueryCtx& query_ctx = schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#ab039af8a2fa454e11c9f74e277ce43cb">request</a>().query_ctx;</div> |
| <div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  <span class="keywordflow">if</span>(!query_ctx.__isset.parent_query_id &&</div> |
| <div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  query_ctx.__isset.tables_missing_stats &&</div> |
| <div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  !query_ctx.tables_missing_stats.empty()) {</div> |
| <div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  status.<a class="code" href="classimpala_1_1Status.html#a0c66107b58aeb0dacad65bd2a432f79a">AddDetail</a>(<a class="code" href="namespaceimpala.html#a9e4b436415fa03e244abc7f19310f037">GetTablesMissingStatsWarning</a>(query_ctx.tables_missing_stats));</div> |
| <div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  }</div> |
| <div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <span class="keywordflow">return</span> status;</div> |
| <div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  }</div> |
| <div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#af4dcd845b8de2271b98fe9ac10de573d">ValidateReservation</a>());</div> |
| <div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  AddToActiveResourceMaps(*schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a068196aa2c9a30c582550f8996dfb729">reservation</a>(), coord);</div> |
| <div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  }</div> |
| <div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00894"></a><span class="lineno"> 894</span> }</div> |
| <div class="line"><a name="l00895"></a><span class="lineno"> 895</span> </div> |
| <div class="line"><a name="l00896"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a6f404a00140d7b7d8e98e8fccffa4f24"> 896</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> SimpleScheduler::Release(<a class="code" href="classimpala_1_1QuerySchedule.html">QuerySchedule</a>* schedule) {</div> |
| <div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  <span class="keywordflow">if</span> (!FLAGS_disable_admission_control) {</div> |
| <div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(admission_controller_->ReleaseQuery(schedule));</div> |
| <div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  }</div> |
| <div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  <span class="keywordflow">if</span> (FLAGS_enable_rm && schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a60976794435ddb7e3a72ee2f127bd9c2">NeedsRelease</a>()) {</div> |
| <div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  DCHECK(resource_broker_ != NULL);</div> |
| <div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  TResourceBrokerReleaseRequest request;</div> |
| <div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  TResourceBrokerReleaseResponse response;</div> |
| <div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  request.reservation_id = schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a068196aa2c9a30c582550f8996dfb729">reservation</a>()->reservation_id;</div> |
| <div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  resource_broker_->Release(request, &response);</div> |
| <div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  <span class="comment">// Remove the reservation from the active-resource maps even if there was an error</span></div> |
| <div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  <span class="comment">// releasing the reservation because the query running in the reservation is done.</span></div> |
| <div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  RemoveFromActiveResourceMaps(*schedule-><a class="code" href="classimpala_1_1QuerySchedule.html#a068196aa2c9a30c582550f8996dfb729">reservation</a>());</div> |
| <div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  <span class="keywordflow">if</span> (response.status.status_code != <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">TErrorCode::OK</a>) {</div> |
| <div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html">Status</a>(join(response.status.error_msgs, <span class="stringliteral">", "</span>));</div> |
| <div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  }</div> |
| <div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  }</div> |
| <div class="line"><a name="l00913"></a><span class="lineno"> 913</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00914"></a><span class="lineno"> 914</span> }</div> |
| <div class="line"><a name="l00915"></a><span class="lineno"> 915</span> </div> |
| <div class="line"><a name="l00916"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#aba7e31e7f6562e6cdd6300abb230ce37"> 916</a></span> <span class="keywordtype">void</span> SimpleScheduler::AddToActiveResourceMaps(</div> |
| <div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <span class="keyword">const</span> TResourceBrokerReservationResponse& reservation, Coordinator* coord) {</div> |
| <div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  lock_guard<mutex> l(active_resources_lock_);</div> |
| <div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  active_reservations_[reservation.reservation_id] = coord;</div> |
| <div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  map<TNetworkAddress, llama::TAllocatedResource>::const_iterator iter;</div> |
| <div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  <span class="keywordflow">for</span> (iter = reservation.allocated_resources.begin();</div> |
| <div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  iter != reservation.allocated_resources.end();</div> |
| <div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  ++iter) {</div> |
| <div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  TUniqueId client_resource_id;</div> |
| <div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  client_resource_id << iter->second.client_resource_id;</div> |
| <div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  active_client_resources_[client_resource_id] = coord;</div> |
| <div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  }</div> |
| <div class="line"><a name="l00928"></a><span class="lineno"> 928</span> }</div> |
| <div class="line"><a name="l00929"></a><span class="lineno"> 929</span> </div> |
| <div class="line"><a name="l00930"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a8b115ad3b1d6fcac2ba328bc78a28212"> 930</a></span> <span class="keywordtype">void</span> SimpleScheduler::RemoveFromActiveResourceMaps(</div> |
| <div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  <span class="keyword">const</span> TResourceBrokerReservationResponse& reservation) {</div> |
| <div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  lock_guard<mutex> l(active_resources_lock_);</div> |
| <div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  active_reservations_.erase(reservation.reservation_id);</div> |
| <div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  map<TNetworkAddress, llama::TAllocatedResource>::const_iterator iter;</div> |
| <div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  <span class="keywordflow">for</span> (iter = reservation.allocated_resources.begin();</div> |
| <div class="line"><a name="l00936"></a><span class="lineno"> 936</span>  iter != reservation.allocated_resources.end();</div> |
| <div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  ++iter) {</div> |
| <div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  TUniqueId client_resource_id;</div> |
| <div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  client_resource_id << iter->second.client_resource_id;</div> |
| <div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  active_client_resources_.erase(client_resource_id);</div> |
| <div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  }</div> |
| <div class="line"><a name="l00942"></a><span class="lineno"> 942</span> }</div> |
| <div class="line"><a name="l00943"></a><span class="lineno"> 943</span> </div> |
| <div class="line"><a name="l00944"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#a4b32b715b806350d406a382762b84d93"> 944</a></span> <span class="keywordtype">void</span> SimpleScheduler::HandlePreemptedReservation(<span class="keyword">const</span> TUniqueId& reservation_id) {</div> |
| <div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  Coordinator* coord = NULL;</div> |
| <div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  {</div> |
| <div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  lock_guard<mutex> l(active_resources_lock_);</div> |
| <div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  ActiveReservationsMap::iterator it = active_reservations_.find(reservation_id);</div> |
| <div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  <span class="keywordflow">if</span> (it != active_reservations_.end()) coord = it->second;</div> |
| <div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  }</div> |
| <div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  <span class="keywordflow">if</span> (coord == NULL) {</div> |
| <div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  LOG(WARNING) << <span class="stringliteral">"Ignoring preempted reservation id "</span> << reservation_id</div> |
| <div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  << <span class="stringliteral">" because no active query using it was found."</span>;</div> |
| <div class="line"><a name="l00954"></a><span class="lineno"> 954</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  stringstream err_msg;</div> |
| <div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  err_msg << <span class="stringliteral">"Reservation "</span> << reservation_id << <span class="stringliteral">" was preempted"</span>;</div> |
| <div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status(err_msg.str());</div> |
| <div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  coord->Cancel(&status);</div> |
| <div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  }</div> |
| <div class="line"><a name="l00960"></a><span class="lineno"> 960</span> }</div> |
| <div class="line"><a name="l00961"></a><span class="lineno"> 961</span> </div> |
| <div class="line"><a name="l00962"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#ac16a1d19a4be2f2c219a0061ea351be4"> 962</a></span> <span class="keywordtype">void</span> SimpleScheduler::HandlePreemptedResource(<span class="keyword">const</span> TUniqueId& client_resource_id) {</div> |
| <div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  Coordinator* coord = NULL;</div> |
| <div class="line"><a name="l00964"></a><span class="lineno"> 964</span>  {</div> |
| <div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  lock_guard<mutex> l(active_resources_lock_);</div> |
| <div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  ActiveClientResourcesMap::iterator it =</div> |
| <div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  active_client_resources_.find(client_resource_id);</div> |
| <div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  <span class="keywordflow">if</span> (it != active_client_resources_.end()) coord = it->second;</div> |
| <div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  }</div> |
| <div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  <span class="keywordflow">if</span> (coord == NULL) {</div> |
| <div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  LOG(WARNING) << <span class="stringliteral">"Ignoring preempted client resource id "</span> << client_resource_id</div> |
| <div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  << <span class="stringliteral">" because no active query using it was found."</span>;</div> |
| <div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  stringstream err_msg;</div> |
| <div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  err_msg << <span class="stringliteral">"Resource "</span> << client_resource_id << <span class="stringliteral">" was preempted"</span>;</div> |
| <div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status(err_msg.str());</div> |
| <div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  coord->Cancel();</div> |
| <div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  }</div> |
| <div class="line"><a name="l00979"></a><span class="lineno"> 979</span> }</div> |
| <div class="line"><a name="l00980"></a><span class="lineno"> 980</span> </div> |
| <div class="line"><a name="l00981"></a><span class="lineno"><a class="line" href="classimpala_1_1SimpleScheduler.html#ae1239ce6fe1935b4d43ece10d0bc479e"> 981</a></span> <span class="keywordtype">void</span> SimpleScheduler::HandleLostResource(<span class="keyword">const</span> TUniqueId& client_resource_id) {</div> |
| <div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  Coordinator* coord = NULL;</div> |
| <div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  {</div> |
| <div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  lock_guard<mutex> l(active_resources_lock_);</div> |
| <div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  ActiveClientResourcesMap::iterator it =</div> |
| <div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  active_client_resources_.find(client_resource_id);</div> |
| <div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  <span class="keywordflow">if</span> (it != active_client_resources_.end()) coord = it->second;</div> |
| <div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  }</div> |
| <div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  <span class="keywordflow">if</span> (coord == NULL) {</div> |
| <div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  LOG(WARNING) << <span class="stringliteral">"Ignoring lost client resource id "</span> << client_resource_id</div> |
| <div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  << <span class="stringliteral">" because no active query using it was found."</span>;</div> |
| <div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  stringstream err_msg;</div> |
| <div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  err_msg << <span class="stringliteral">"Resource "</span> << client_resource_id << <span class="stringliteral">" was lost"</span>;</div> |
| <div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status(err_msg.str());</div> |
| <div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  coord->Cancel();</div> |
| <div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  }</div> |
| <div class="line"><a name="l00998"></a><span class="lineno"> 998</span> }</div> |
| <div class="line"><a name="l00999"></a><span class="lineno"> 999</span> </div> |
| <div class="line"><a name="l01000"></a><span class="lineno"> 1000</span> }</div> |
| <div class="ttc" id="namespaceimpala_html_ae2b4c34a6aaadc1c266d0c58e6d87db8"><div class="ttname"><a href="namespaceimpala.html#ae2b4c34a6aaadc1c266d0c58e6d87db8">impala::SCHEDULER_INIT_KEY</a></div><div class="ttdeci">static const string SCHEDULER_INIT_KEY("simple-scheduler.initialized")</div></div> |
| <div class="ttc" id="namespaceimpala_html_a9e4b436415fa03e244abc7f19310f037"><div class="ttname"><a href="namespaceimpala.html#a9e4b436415fa03e244abc7f19310f037">impala::GetTablesMissingStatsWarning</a></div><div class="ttdeci">string GetTablesMissingStatsWarning(const vector< TTableName > &tables_missing_stats)</div><div class="ttdef"><b>Definition:</b> <a href="error-util_8cc_source.html#l00040">error-util.cc:40</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a45831d3c44db75fc59e4a50eafc61683"><div class="ttname"><a href="namespaceimpala.html#a45831d3c44db75fc59e4a50eafc61683">impala::DEFAULT_USER</a></div><div class="ttdeci">static const string DEFAULT_USER("default")</div></div> |
| <div class="ttc" id="namespaceimpala_html_af9d98c1d313ec80ef2bb72d97f9ed225"><div class="ttname"><a href="namespaceimpala.html#af9d98c1d313ec80ef2bb72d97f9ed225">impala::BACKENDS_WEB_PAGE</a></div><div class="ttdeci">static const string BACKENDS_WEB_PAGE</div><div class="ttdef"><b>Definition:</b> <a href="simple-scheduler_8cc_source.html#l00074">simple-scheduler.cc:74</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html_adf1a3ee82776f6102bfe873925183159"><div class="ttname"><a href="classimpala_1_1Status.html#adf1a3ee82776f6102bfe873925183159">impala::Status::GetDetail</a></div><div class="ttdeci">const std::string GetDetail() const </div><div class="ttdef"><b>Definition:</b> <a href="status_8cc_source.html#l00184">status.cc:184</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a29b1cad3b2efbbe5d64a9f18417e7708"><div class="ttname"><a href="namespaceimpala.html#a29b1cad3b2efbbe5d64a9f18417e7708">impala::TNetworkAddressToString</a></div><div class="ttdeci">string TNetworkAddressToString(const TNetworkAddress &address)</div><div class="ttdoc">Utility method to print address as address:port. </div><div class="ttdef"><b>Definition:</b> <a href="network-util_8cc_source.html#l00126">network-util.cc:126</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_aca80061c98b44477ea84e4332993b7e7"><div class="ttname"><a href="namespaceimpala.html#aca80061c98b44477ea84e4332993b7e7">impala::PlanNodeId</a></div><div class="ttdeci">int PlanNodeId</div><div class="ttdef"><b>Definition:</b> <a href="global-types_8h_source.html#l00026">global-types.h:26</a></div></div> |
| <div class="ttc" id="coordinator_8h_html"><div class="ttname"><a href="coordinator_8h.html">coordinator.h</a></div></div> |
| <div class="ttc" id="structimpala_1_1FragmentExecParams_html_adc49519ddeceb4831f70d7b400c4e334"><div class="ttname"><a href="structimpala_1_1FragmentExecParams.html#adc49519ddeceb4831f70d7b400c4e334">impala::FragmentExecParams::sender_id_base</a></div><div class="ttdeci">int sender_id_base</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00057">query-schedule.h:57</a></div></div> |
| <div class="ttc" id="classimpala_1_1RequestPoolService_html"><div class="ttname"><a href="classimpala_1_1RequestPoolService.html">impala::RequestPoolService</a></div><div class="ttdef"><b>Definition:</b> <a href="request-pool-service_8h_source.html#l00032">request-pool-service.h:32</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a7455bcee22bb8171505b3fd5ccf4d808"><div class="ttname"><a href="namespaceimpala.html#a7455bcee22bb8171505b3fd5ccf4d808">impala::FindFirstNonLocalhost</a></div><div class="ttdeci">bool FindFirstNonLocalhost(const vector< string > &addresses, string *addr)</div><div class="ttdef"><b>Definition:</b> <a href="network-util_8cc_source.html#l00085">network-util.cc:85</a></div></div> |
| <div class="ttc" id="name-resolution-benchmark_8cc_html_a67f146e42fdee811645594cfd7a0882f"><div class="ttname"><a href="name-resolution-benchmark_8cc.html#a67f146e42fdee811645594cfd7a0882f">backends</a></div><div class="ttdeci">static list< string > backends</div><div class="ttdef"><b>Definition:</b> <a href="name-resolution-benchmark_8cc_source.html#l00042">name-resolution-benchmark.cc:42</a></div></div> |
| <div class="ttc" id="classimpala_1_1Webserver_html_a15b9a034c37e397257603fda18de5d17"><div class="ttname"><a href="classimpala_1_1Webserver.html#a15b9a034c37e397257603fda18de5d17">impala::Webserver::UrlCallback</a></div><div class="ttdeci">boost::function< void(const ArgumentMap &args, rapidjson::Document *json)> UrlCallback</div><div class="ttdef"><b>Definition:</b> <a href="webserver_8h_source.html#l00038">webserver.h:38</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_ab170f33bb3a515679b51ab2eb510b3f6"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#ab170f33bb3a515679b51ab2eb510b3f6">impala::QuerySchedule::set_request_pool</a></div><div class="ttdeci">void set_request_pool(const std::string &pool_name)</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00082">query-schedule.h:82</a></div></div> |
| <div class="ttc" id="structimpala_1_1FragmentExecParams_html_a8a5bfc8894333c461a5c9eedd1450115"><div class="ttname"><a href="structimpala_1_1FragmentExecParams.html#a8a5bfc8894333c461a5c9eedd1450115">impala::FragmentExecParams::hosts</a></div><div class="ttdeci">std::vector< TNetworkAddress > hosts</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00048">query-schedule.h:48</a></div></div> |
| <div class="ttc" id="simple-scheduler_8h_html"><div class="ttname"><a href="simple-scheduler_8h.html">simple-scheduler.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_aadfabaf691e3301eff9f40a55a6b4e69"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#aadfabaf691e3301eff9f40a55a6b4e69">impala::QuerySchedule::GetFragmentIdx</a></div><div class="ttdeci">int32_t GetFragmentIdx(PlanNodeId id) const </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00109">query-schedule.h:109</a></div></div> |
| <div class="ttc" id="status_8h_html_a85f7d0e774e15eb35b74f53264305e16"><div class="ttname"><a href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a></div><div class="ttdeci">#define RETURN_IF_ERROR(stmt)</div><div class="ttdoc">some generally useful macros </div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00242">status.h:242</a></div></div> |
| <div class="ttc" id="classimpala_1_1MemInfo_html_a342aefbbb2b19bbb37073c1fa5aaeddd"><div class="ttname"><a href="classimpala_1_1MemInfo.html#a342aefbbb2b19bbb37073c1fa5aaeddd">impala::MemInfo::physical_mem</a></div><div class="ttdeci">static int64_t physical_mem()</div><div class="ttdoc">Get total physical memory in bytes (ignores cgroups memory limits). </div><div class="ttdef"><b>Definition:</b> <a href="mem-info_8h_source.html#l00036">mem-info.h:36</a></div></div> |
| <div class="ttc" id="error-util_8h_html"><div class="ttname"><a href="error-util_8h.html">error-util.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1MetricGroup_html"><div class="ttname"><a href="classimpala_1_1MetricGroup.html">impala::MetricGroup</a></div><div class="ttdoc">MetricGroups may be organised hierarchically as a tree. </div><div class="ttdef"><b>Definition:</b> <a href="metrics_8h_source.html#l00200">metrics.h:200</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a2edfe42681c50f6818d204b8ee2428a5"><div class="ttname"><a href="namespaceimpala.html#a2edfe42681c50f6818d204b8ee2428a5">impala::FragmentScanRangeAssignment</a></div><div class="ttdeci">boost::unordered_map< TNetworkAddress, PerNodeScanRanges > FragmentScanRangeAssignment</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00042">query-schedule.h:42</a></div></div> |
| <div class="ttc" id="classimpala_1_1ParseUtil_html_af4f9f931b7209ff99e73956e1d77e98d"><div class="ttname"><a href="classimpala_1_1ParseUtil.html#af4f9f931b7209ff99e73956e1d77e98d">impala::ParseUtil::ParseMemSpec</a></div><div class="ttdeci">static int64_t ParseMemSpec(const std::string &mem_spec_str, bool *is_percent, int64_t relative_reference)</div><div class="ttdef"><b>Definition:</b> <a href="parse-util_8cc_source.html#l00023">parse-util.cc:23</a></div></div> |
| <div class="ttc" id="mem-info_8h_html"><div class="ttname"><a href="mem-info_8h.html">mem-info.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1AdmissionController_html"><div class="ttname"><a href="classimpala_1_1AdmissionController.html">impala::AdmissionController</a></div><div class="ttdef"><b>Definition:</b> <a href="admission-controller_8h_source.html#l00081">admission-controller.h:81</a></div></div> |
| <div class="ttc" id="classimpala_1_1ResourceBroker_html"><div class="ttname"><a href="classimpala_1_1ResourceBroker.html">impala::ResourceBroker</a></div><div class="ttdef"><b>Definition:</b> <a href="resource-broker_8h_source.html#l00044">resource-broker.h:44</a></div></div> |
| <div class="ttc" id="impala-server_8h_html"><div class="ttname"><a href="impala-server_8h.html">impala-server.h</a></div></div> |
| <div class="ttc" id="structimpala_1_1FragmentExecParams_html_a1bf9373515ba31903e62e8ae89ce92ad"><div class="ttname"><a href="structimpala_1_1FragmentExecParams.html#a1bf9373515ba31903e62e8ae89ce92ad">impala::FragmentExecParams::destinations</a></div><div class="ttdeci">std::vector< TPlanFragmentDestination > destinations</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00050">query-schedule.h:50</a></div></div> |
| <div class="ttc" id="classimpala_1_1StatestoreSubscriber_html"><div class="ttname"><a href="classimpala_1_1StatestoreSubscriber.html">impala::StatestoreSubscriber</a></div><div class="ttdef"><b>Definition:</b> <a href="statestore-subscriber_8h_source.html#l00064">statestore-subscriber.h:64</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a309108c8b3eaf4e5b154bc4eb4624880"><div class="ttname"><a href="namespaceimpala.html#a309108c8b3eaf4e5b154bc4eb4624880">impala::MakeNetworkAddress</a></div><div class="ttdeci">TNetworkAddress MakeNetworkAddress(const string &hostname, int port)</div><div class="ttdef"><b>Definition:</b> <a href="network-util_8cc_source.html#l00096">network-util.cc:96</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_af4dcd845b8de2271b98fe9ac10de573d"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#af4dcd845b8de2271b98fe9ac10de573d">impala::QuerySchedule::ValidateReservation</a></div><div class="ttdeci">Status ValidateReservation()</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8cc_source.html#l00214">query-schedule.cc:214</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html_a0c66107b58aeb0dacad65bd2a432f79a"><div class="ttname"><a href="classimpala_1_1Status.html#a0c66107b58aeb0dacad65bd2a432f79a">impala::Status::AddDetail</a></div><div class="ttdeci">void AddDetail(const std::string &msg)</div><div class="ttdoc">Add a detail string. Calling this method is only defined on a non-OK message. </div><div class="ttdef"><b>Definition:</b> <a href="status_8cc_source.html#l00166">status.cc:166</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a91a1cd8c287be26aee536d3435413986"><div class="ttname"><a href="namespaceimpala.html#a91a1cd8c287be26aee536d3435413986">impala::TBackendDescriptorComparator</a></div><div class="ttdeci">bool TBackendDescriptorComparator(const TBackendDescriptor &a, const TBackendDescriptor &b)</div><div class="ttdef"><b>Definition:</b> <a href="simple-scheduler_8cc_source.html#l00247">simple-scheduler.cc:247</a></div></div> |
| <div class="ttc" id="logging_8h_html"><div class="ttname"><a href="logging_8h.html">logging.h</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ace1fe270397d988634136ee9ebbb022f"><div class="ttname"><a href="namespaceimpala.html#ace1fe270397d988634136ee9ebbb022f">impala::LOCAL_ASSIGNMENTS_KEY</a></div><div class="ttdeci">static const string LOCAL_ASSIGNMENTS_KEY("simple-scheduler.local-assignments.total")</div></div> |
| <div class="ttc" id="simple-scheduler_8cc_html_af1412e276f9c5a7f13e41220b6764243"><div class="ttname"><a href="simple-scheduler_8cc.html#af1412e276f9c5a7f13e41220b6764243">DECLARE_bool</a></div><div class="ttdeci">DECLARE_bool(enable_rm)</div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_a3aa73ed4423cd71b3c53b7d0911ac4f7"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#a3aa73ed4423cd71b3c53b7d0911ac4f7">impala::QuerySchedule::PrepareReservationRequest</a></div><div class="ttdeci">void PrepareReservationRequest(const std::string &pool, const std::string &user)</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8cc_source.html#l00164">query-schedule.cc:164</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a6b44bf1809e01c7f73aad4929c838986"><div class="ttname"><a href="namespaceimpala.html#a6b44bf1809e01c7f73aad4929c838986">impala::TNetworkAddressComparator</a></div><div class="ttdeci">bool TNetworkAddressComparator(const TNetworkAddress &a, const TNetworkAddress &b)</div><div class="ttdef"><b>Definition:</b> <a href="thrift-util_8cc_source.html#l00168">thrift-util.cc:168</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_a3a1f5c9bcf74400fad1e13ab65ddce85"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#a3a1f5c9bcf74400fad1e13ab65ddce85">impala::QuerySchedule::set_num_backends</a></div><div class="ttdeci">void set_num_backends(int64_t num_backends)</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00101">query-schedule.h:101</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_a60976794435ddb7e3a72ee2f127bd9c2"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#a60976794435ddb7e3a72ee2f127bd9c2">impala::QuerySchedule::NeedsRelease</a></div><div class="ttdeci">bool NeedsRelease() const </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00087">query-schedule.h:87</a></div></div> |
| <div class="ttc" id="classimpala_1_1Webserver_html_ac9f7aacffabb53e5c203ea7a3652802b"><div class="ttname"><a href="classimpala_1_1Webserver.html#ac9f7aacffabb53e5c203ea7a3652802b">impala::Webserver::ArgumentMap</a></div><div class="ttdeci">std::map< std::string, std::string > ArgumentMap</div><div class="ttdef"><b>Definition:</b> <a href="webserver_8h_source.html#l00036">webserver.h:36</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_a963ac3ae9cb8ab278820c8a01bb97d4e"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#a963ac3ae9cb8ab278820c8a01bb97d4e">impala::QuerySchedule::AddScanRanges</a></div><div class="ttdeci">void AddScanRanges(int64_t delta)</div><div class="ttdoc">Helper methods used by scheduler to populate this QuerySchedule. </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00100">query-schedule.h:100</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_a152f17876cb94f91f60c7ef4db6ce26f"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#a152f17876cb94f91f60c7ef4db6ce26f">impala::QuerySchedule::query_id</a></div><div class="ttdeci">const TUniqueId & query_id() const </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00077">query-schedule.h:77</a></div></div> |
| <div class="ttc" id="structimpala_1_1FragmentExecParams_html_a8f8c9952faea873f362feefddde2b3ba"><div class="ttname"><a href="structimpala_1_1FragmentExecParams.html#a8f8c9952faea873f362feefddde2b3ba">impala::FragmentExecParams::scan_range_assignment</a></div><div class="ttdeci">FragmentScanRangeAssignment scan_range_assignment</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00052">query-schedule.h:52</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ac79f8d29c9aaf2dddb617ae5e36ca23f"><div class="ttname"><a href="namespaceimpala.html#ac79f8d29c9aaf2dddb617ae5e36ca23f">impala::FindOrInsert</a></div><div class="ttdeci">V * FindOrInsert(std::map< K, V > *m, const K &key, const V &default_val)</div><div class="ttdef"><b>Definition:</b> <a href="container-util_8h_source.html#l00051">container-util.h:51</a></div></div> |
| <div class="ttc" id="logging_8h_html_a6f29cadf91ddc478eb9fa4e02cd8e0a0"><div class="ttname"><a href="logging_8h.html#a6f29cadf91ddc478eb9fa4e02cd8e0a0">VLOG_FILE_IS_ON</a></div><div class="ttdeci">#define VLOG_FILE_IS_ON</div><div class="ttdef"><b>Definition:</b> <a href="logging_8h_source.html#l00065">logging.h:65</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html"><div class="ttname"><a href="classimpala_1_1Status.html">impala::Status</a></div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00081">status.h:81</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a48e0e1c5d4b43432450c92750fb35cb3"><div class="ttname"><a href="namespaceimpala.html#a48e0e1c5d4b43432450c92750fb35cb3">impala::PerNodeScanRanges</a></div><div class="ttdeci">std::map< TPlanNodeId, std::vector< TScanRangeParams > > PerNodeScanRanges</div><div class="ttdoc">map from scan node id to a list of scan ranges </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00035">query-schedule.h:35</a></div></div> |
| <div class="ttc" id="classimpala_1_1StatestoreSubscriber_html_afbaf06f3e5f1f339801d522b0091fc0c"><div class="ttname"><a href="classimpala_1_1StatestoreSubscriber.html#afbaf06f3e5f1f339801d522b0091fc0c">impala::StatestoreSubscriber::UpdateCallback</a></div><div class="ttdeci">boost::function< void(const TopicDeltaMap &state, std::vector< TTopicDelta > *topic_updates)> UpdateCallback</div><div class="ttdef"><b>Definition:</b> <a href="statestore-subscriber_8h_source.html#l00099">statestore-subscriber.h:99</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_af0e0d61770267fdf52863b7db9136ef8"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#af0e0d61770267fdf52863b7db9136ef8">impala::QuerySchedule::set_num_hosts</a></div><div class="ttdeci">void set_num_hosts(int64_t num_hosts)</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00102">query-schedule.h:102</a></div></div> |
| <div class="ttc" id="debug-util_8h_html"><div class="ttname"><a href="debug-util_8h.html">debug-util.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html">impala::QuerySchedule</a></div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00067">query-schedule.h:67</a></div></div> |
| <div class="ttc" id="expr-benchmark_8cc_html_a3a5de7bd423fbc0afc4cf935c166ca6b"><div class="ttname"><a href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a></div><div class="ttdeci">ObjectPool pool</div><div class="ttdef"><b>Definition:</b> <a href="expr-benchmark_8cc_source.html#l00089">expr-benchmark.cc:89</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_a47e2dbb48f4e519849b5152f2dc62c20"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#a47e2dbb48f4e519849b5152f2dc62c20">impala::QuerySchedule::exec_params</a></div><div class="ttdeci">std::vector< FragmentExecParams > * exec_params()</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00110">query-schedule.h:110</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a03a8d0567a9b6b67ac4710d61a121972"><div class="ttname"><a href="namespaceimpala.html#a03a8d0567a9b6b67ac4710d61a121972">impala::IsWildcardAddress</a></div><div class="ttdeci">bool IsWildcardAddress(const string &ipaddress)</div><div class="ttdef"><b>Definition:</b> <a href="network-util_8cc_source.html#l00122">network-util.cc:122</a></div></div> |
| <div class="ttc" id="simple-scheduler_8cc_html_a3bcc9693782d97a40316b227514bcd06"><div class="ttname"><a href="simple-scheduler_8cc.html#a3bcc9693782d97a40316b227514bcd06">DECLARE_string</a></div><div class="ttdeci">DECLARE_string(hostname)</div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_aa3c4a774f643528edd57cc19f3aa7f68"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#aa3c4a774f643528edd57cc19f3aa7f68">impala::QuerySchedule::SetUniqueHosts</a></div><div class="ttdeci">void SetUniqueHosts(const boost::unordered_set< TNetworkAddress > &unique_hosts)</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8cc_source.html#l00159">query-schedule.cc:159</a></div></div> |
| <div class="ttc" id="classuint64__t_html"><div class="ttname"><a href="classuint64__t.html">uint64_t</a></div></div> |
| <div class="ttc" id="classimpala_1_1StatestoreSubscriber_html_a892cd79b5b97edc1a4d0cb692be151d2"><div class="ttname"><a href="classimpala_1_1StatestoreSubscriber.html#a892cd79b5b97edc1a4d0cb692be151d2">impala::StatestoreSubscriber::TopicDeltaMap</a></div><div class="ttdeci">std::map< Statestore::TopicId, TTopicDelta > TopicDeltaMap</div><div class="ttdoc">A TopicDeltaMap is passed to each callback. See UpdateCallback for more details. </div><div class="ttdef"><b>Definition:</b> <a href="statestore-subscriber_8h_source.html#l00079">statestore-subscriber.h:79</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a27e940930276310930e83523aa3ce43b"><div class="ttname"><a href="namespaceimpala.html#a27e940930276310930e83523aa3ce43b">impala::HostnameToIpAddrs</a></div><div class="ttdeci">Status HostnameToIpAddrs(const string &name, vector< string > *addresses)</div><div class="ttdef"><b>Definition:</b> <a href="network-util_8cc_source.html#l00053">network-util.cc:53</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ad183f8d55e86753040688ee3144de8ec"><div class="ttname"><a href="namespaceimpala.html#ad183f8d55e86753040688ee3144de8ec">impala::NUM_BACKENDS_KEY</a></div><div class="ttdeci">static const string NUM_BACKENDS_KEY("simple-scheduler.num-backends")</div></div> |
| <div class="ttc" id="parse-util_8h_html"><div class="ttname"><a href="parse-util_8h.html">parse-util.h</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a1abfca2efe10c78cb9650f330d4d04d5"><div class="ttname"><a href="namespaceimpala.html#a1abfca2efe10c78cb9650f330d4d04d5">impala::ERROR_USER_TO_POOL_MAPPING_NOT_FOUND</a></div><div class="ttdeci">static const string ERROR_USER_TO_POOL_MAPPING_NOT_FOUND("No mapping found for request from user '$0' with requested pool '$1'")</div></div> |
| <div class="ttc" id="network-util_8h_html"><div class="ttname"><a href="network-util_8h.html">network-util.h</a></div></div> |
| <div class="ttc" id="uid-util_8h_html"><div class="ttname"><a href="uid-util_8h.html">uid-util.h</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898"><div class="ttname"><a href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">impala::OK</a></div><div class="ttdef"><b>Definition:</b> <a href="webserver_8cc_source.html#l00115">webserver.cc:115</a></div></div> |
| <div class="ttc" id="container-util_8h_html"><div class="ttname"><a href="container-util_8h.html">container-util.h</a></div></div> |
| <div class="ttc" id="llama-util_8h_html"><div class="ttname"><a href="llama-util_8h.html">llama-util.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_ae624834db23b8660fa904ba4de590ebc"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#ae624834db23b8660fa904ba4de590ebc">impala::QuerySchedule::reservation_request</a></div><div class="ttdeci">const TResourceBrokerReservationRequest & reservation_request() const </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00115">query-schedule.h:115</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a32c38de863348fd506941a299fe407be"><div class="ttname"><a href="namespaceimpala.html#a32c38de863348fd506941a299fe407be">impala::ERROR_USER_NOT_SPECIFIED</a></div><div class="ttdeci">static const string ERROR_USER_NOT_SPECIFIED("User must be specified because ""-require_username=true.")</div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_a7cf27ca42e4b07e00a8d3d6ce46ac148"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#a7cf27ca42e4b07e00a8d3d6ce46ac148">impala::QuerySchedule::effective_user</a></div><div class="ttdeci">const std::string & effective_user() const </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00080">query-schedule.h:80</a></div></div> |
| <div class="ttc" id="simple-scheduler_8cc_html_a9cd302504e61c407d60c78d55372e0d3"><div class="ttname"><a href="simple-scheduler_8cc.html#a9cd302504e61c407d60c78d55372e0d3">DEFINE_bool</a></div><div class="ttdeci">DEFINE_bool(disable_admission_control, true,"Disables admission control.")</div></div> |
| <div class="ttc" id="logging_8h_html_a24efb6b382d3e1bdd7817e5e31dc5c1d"><div class="ttname"><a href="logging_8h.html#a24efb6b382d3e1bdd7817e5e31dc5c1d">VLOG_RPC</a></div><div class="ttdeci">#define VLOG_RPC</div><div class="ttdef"><b>Definition:</b> <a href="logging_8h_source.html#l00056">logging.h:56</a></div></div> |
| <div class="ttc" id="names_8h_html"><div class="ttname"><a href="names_8h.html">names.h</a></div></div> |
| <div class="ttc" id="statestore-subscriber_8h_html"><div class="ttname"><a href="statestore-subscriber_8h.html">statestore-subscriber.h</a></div></div> |
| <div class="ttc" id="logging_8h_html_a0bdc3628c740982e847cd24114c07994"><div class="ttname"><a href="logging_8h.html#a0bdc3628c740982e847cd24114c07994">VLOG_FILE</a></div><div class="ttdeci">#define VLOG_FILE</div><div class="ttdef"><b>Definition:</b> <a href="logging_8h_source.html#l00058">logging.h:58</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ad17ed6dc249121aee36b1ba9ea41a54a"><div class="ttname"><a href="namespaceimpala.html#ad17ed6dc249121aee36b1ba9ea41a54a">impala::BACKENDS_TEMPLATE</a></div><div class="ttdeci">static const string BACKENDS_TEMPLATE</div><div class="ttdef"><b>Definition:</b> <a href="simple-scheduler_8cc_source.html#l00075">simple-scheduler.cc:75</a></div></div> |
| <div class="ttc" id="parquet-reader_8cc_html_ad53afba3f369cbf9749e3d4d3a9e841a"><div class="ttname"><a href="parquet-reader_8cc.html#ad53afba3f369cbf9749e3d4d3a9e841a">DeserializeThriftMsg</a></div><div class="ttdeci">bool DeserializeThriftMsg(uint8_t *buf, uint32_t *len, bool compact, T *deserialized_msg)</div><div class="ttdef"><b>Definition:</b> <a href="parquet-reader_8cc_source.html#l00066">parquet-reader.cc:66</a></div></div> |
| <div class="ttc" id="classimpala_1_1Status_html_a95ba859e42fe93445b340533220836ac"><div class="ttname"><a href="classimpala_1_1Status.html#a95ba859e42fe93445b340533220836ac">impala::Status::ok</a></div><div class="ttdeci">bool ok() const </div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00172">status.h:172</a></div></div> |
| <div class="ttc" id="classimpala_1_1Webserver_html"><div class="ttname"><a href="classimpala_1_1Webserver.html">impala::Webserver</a></div><div class="ttdef"><b>Definition:</b> <a href="webserver_8h_source.html#l00034">webserver.h:34</a></div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_a068196aa2c9a30c582550f8996dfb729"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#a068196aa2c9a30c582550f8996dfb729">impala::QuerySchedule::reservation</a></div><div class="ttdeci">TResourceBrokerReservationResponse * reservation()</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00114">query-schedule.h:114</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a7d80d03fe190b3f4ff06c3b2d78286bc"><div class="ttname"><a href="namespaceimpala.html#a7d80d03fe190b3f4ff06c3b2d78286bc">impala::ERROR_USER_NOT_ALLOWED_IN_POOL</a></div><div class="ttdeci">static const string ERROR_USER_NOT_ALLOWED_IN_POOL("Request from user '$0' with ""requested pool '$1' denied access to assigned pool '$2'")</div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_ae64f6e6cb84be44b13b7fb0d7e37a46e"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#ae64f6e6cb84be44b13b7fb0d7e37a46e">impala::QuerySchedule::query_options</a></div><div class="ttdeci">const TQueryOptions & query_options() const </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00079">query-schedule.h:79</a></div></div> |
| <div class="ttc" id="classimpala_1_1Scheduler_html_af188a31a06554682f7f200dd690286a9"><div class="ttname"><a href="classimpala_1_1Scheduler.html#af188a31a06554682f7f200dd690286a9">impala::Scheduler::BackendList</a></div><div class="ttdeci">std::vector< TBackendDescriptor > BackendList</div><div class="ttdoc">List of server descriptors. </div><div class="ttdef"><b>Definition:</b> <a href="scheduler_8h_source.html#l00045">scheduler.h:45</a></div></div> |
| <div class="ttc" id="simple-scheduler_8cc_html_a0bc8067794763b22cd794e6cac87ad6b"><div class="ttname"><a href="simple-scheduler_8cc.html#a0bc8067794763b22cd794e6cac87ad6b">DECLARE_int32</a></div><div class="ttdeci">DECLARE_int32(be_port)</div></div> |
| <div class="ttc" id="metrics_8h_html"><div class="ttname"><a href="metrics_8h.html">metrics.h</a></div></div> |
| <div class="ttc" id="structimpala_1_1FragmentExecParams_html_a722b461e23b35f09eb1d3efc9c521ae3"><div class="ttname"><a href="structimpala_1_1FragmentExecParams.html#a722b461e23b35f09eb1d3efc9c521ae3">impala::FragmentExecParams::instance_ids</a></div><div class="ttdeci">std::vector< TUniqueId > instance_ids</div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00049">query-schedule.h:49</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a35926e1c40cc378432306362a77d7e27"><div class="ttname"><a href="namespaceimpala.html#a35926e1c40cc378432306362a77d7e27">impala::ASSIGNMENTS_KEY</a></div><div class="ttdeci">static const string ASSIGNMENTS_KEY("simple-scheduler.assignments.total")</div></div> |
| <div class="ttc" id="classimpala_1_1QuerySchedule_html_ab039af8a2fa454e11c9f74e277ce43cb"><div class="ttname"><a href="classimpala_1_1QuerySchedule.html#ab039af8a2fa454e11c9f74e277ce43cb">impala::QuerySchedule::request</a></div><div class="ttdeci">const TQueryExecRequest & request() const </div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00078">query-schedule.h:78</a></div></div> |
| <div class="ttc" id="structimpala_1_1FragmentExecParams_html"><div class="ttname"><a href="structimpala_1_1FragmentExecParams.html">impala::FragmentExecParams</a></div><div class="ttdef"><b>Definition:</b> <a href="query-schedule_8h_source.html#l00047">query-schedule.h:47</a></div></div> |
| <div class="ttc" id="exec-env_8h_html"><div class="ttname"><a href="exec-env_8h.html">exec-env.h</a></div></div> |
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