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| <div class="title">tmp-file-mgr.cc</div> </div> |
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| <div class="contents"> |
| <a href="tmp-file-mgr_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 <boost/algorithm/string.hpp></span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <boost/foreach.hpp></span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <boost/lexical_cast.hpp></span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <boost/uuid/uuid_io.hpp></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <boost/uuid/random_generator.hpp></span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <boost/filesystem.hpp></span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <gutil/strings/substitute.h></span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <gutil/strings/join.h></span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="tmp-file-mgr_8h.html">runtime/tmp-file-mgr.h</a>"</span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</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="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="disk-info_8h.html">util/disk-info.h</a>"</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="filesystem-util_8h.html">util/filesystem-util.h</a>"</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <a class="code" href="tmp-file-mgr_8cc.html#af1dca790956f24506b5bf1ab265fb03b">DEFINE_string</a>(scratch_dirs, <span class="stringliteral">"/tmp"</span>, <span class="stringliteral">"Writable scratch directories"</span>);</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="names_8h.html">common/names.h</a>"</span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">using</span> boost::algorithm::is_any_of;</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">using</span> boost::algorithm::split;</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">using</span> boost::algorithm::token_compress_on;</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">using</span> <a class="code" href="sasl-test_8cc.html#a2db66f7b463c0e190f8933e51f43d91e">boost::filesystem::path</a>;</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">using</span> boost::uuids::random_generator;</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">using namespace </span>strings;</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">namespace </span>impala {</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div> |
| <div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="namespaceimpala.html#abba5e702068cb9d0b9cc8bd6b55d2593"> 42</a></span> <span class="keyword">const</span> <span class="keywordtype">string</span> <a class="code" href="namespaceimpala.html#abba5e702068cb9d0b9cc8bd6b55d2593">TMP_SUB_DIR_NAME</a> = <span class="stringliteral">"impala-scratch"</span>;</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a26850719f7efb273ca707aee1e9ad5b4"> 43</a></span> <span class="keyword">const</span> <a class="code" href="classuint64__t.html">uint64_t</a> <a class="code" href="namespaceimpala.html#a26850719f7efb273ca707aee1e9ad5b4">AVAILABLE_SPACE_THRESHOLD_MB</a> = 1024;</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keywordtype">bool</span> TmpFileMgr::initialized_;</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> vector<string> TmpFileMgr::tmp_dirs_;</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div> |
| <div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classimpala_1_1TmpFileMgr.html#a063515578b1b243b8b73b2845c25422b"> 47</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> TmpFileMgr::Init() {</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  DCHECK(!initialized_);</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">string</span> tmp_dirs_spec = FLAGS_scratch_dirs;</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  vector<string> all_tmp_dirs;</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  split(all_tmp_dirs, tmp_dirs_spec, is_any_of(<span class="stringliteral">","</span>), token_compress_on);</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  vector<bool> is_tmp_dir_on_disk(DiskInfo::num_disks(), <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="comment">// For each tmp directory, find the disk it is on,</span></div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// so additional tmp directories on the same disk can be skipped.</span></div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < all_tmp_dirs.size(); ++i) {</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="sasl-test_8cc.html#a2db66f7b463c0e190f8933e51f43d91e">path</a> tmp_path(trim_right_copy_if(all_tmp_dirs[i], is_any_of(<span class="stringliteral">"/"</span>)));</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="comment">// tmp_path must be a writable directory.</span></div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(FileSystemUtil::VerifyIsDirectory(tmp_path.string()));</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">// Find the disk id of tmp_path. Add the scratch directory if there isn't another</span></div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// directory on the same disk (or if we don't know which disk it is on).</span></div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">int</span> disk_id = DiskInfo::disk_id(tmp_path.c_str());</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">if</span> (disk_id < 0 || !is_tmp_dir_on_disk[disk_id]) {</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <a class="code" href="classuint64__t.html">uint64_t</a> available_space;</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(FileSystemUtil::GetSpaceAvailable(tmp_path.string(),</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  &available_space));</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span> (available_space < <a class="code" href="namespaceimpala.html#a26850719f7efb273ca707aee1e9ad5b4">AVAILABLE_SPACE_THRESHOLD_MB</a> * 1024 * 1024) {</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  LOG(WARNING) << <span class="stringliteral">"Filesystem containing scratch directory "</span> << tmp_path</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  << <span class="stringliteral">" has less than "</span> << <a class="code" href="namespaceimpala.html#a26850719f7efb273ca707aee1e9ad5b4">AVAILABLE_SPACE_THRESHOLD_MB</a></div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  << <span class="stringliteral">"MB available."</span>;</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  }</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">if</span> (disk_id >= 0) is_tmp_dir_on_disk[disk_id] = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="sasl-test_8cc.html#a2db66f7b463c0e190f8933e51f43d91e">path</a> create_dir_path(tmp_path / <a class="code" href="namespaceimpala.html#abba5e702068cb9d0b9cc8bd6b55d2593">TMP_SUB_DIR_NAME</a>);</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  tmp_dirs_.push_back(create_dir_path.string());</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</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>  initialized_ = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="classimpala_1_1Status.html">Status</a> status = FileSystemUtil::CreateDirectories(tmp_dirs_);</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">if</span> (status.<a class="code" href="classimpala_1_1Status.html#a95ba859e42fe93445b340533220836ac">ok</a>()) {</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  LOG (INFO) << <span class="stringliteral">"Created the following scratch dirs:"</span> << JoinStrings(tmp_dirs_, <span class="stringliteral">" "</span>);</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// Attempt to remove the directories created. Ignore any errors.</span></div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  FileSystemUtil::RemovePaths(tmp_dirs_);</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  }</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span> status;</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> }</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div> |
| <div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classimpala_1_1TmpFileMgr.html#a87d8080c56687fedf51eee9363987ba6"> 88</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> TmpFileMgr::GetFile(<span class="keywordtype">int</span> tmp_device_id, <span class="keyword">const</span> TUniqueId& <a class="code" href="namespaceimpala.html#af9bbe2e7657f31e00eb4adbf126c2ce1">query_id</a>,</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="classimpala_1_1TmpFileMgr_1_1File.html">File</a>** new_file) {</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  DCHECK(initialized_);</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  DCHECK_LT(tmp_device_id, tmp_dirs_.size());</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// Generate the full file path.</span></div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">string</span> unique_name = lexical_cast<<span class="keywordtype">string</span>>(random_generator()());</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  stringstream file_name;</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  file_name << <a class="code" href="namespaceimpala.html#a19e01fc90bc956ac7e1a735d2bea5a5e">PrintId</a>(query_id) << <span class="stringliteral">"_"</span> << unique_name;</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="sasl-test_8cc.html#a2db66f7b463c0e190f8933e51f43d91e">path</a> new_file_path(tmp_dirs_[tmp_device_id]);</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  new_file_path /= file_name.str();</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  *new_file = <span class="keyword">new</span> <a class="code" href="classimpala_1_1TmpFileMgr_1_1File.html">File</a>(new_file_path.string());</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceimpala.html#ac55a10ca0171687156609e8d6ba28127a45b8e4259988c3518a05b9202efb0898">Status::OK</a>;</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> }</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div> |
| <div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="classimpala_1_1TmpFileMgr_1_1File.html#ac52127c2d67e10623e45004d9b298ba4"> 104</a></span> TmpFileMgr::File::File(<span class="keyword">const</span> <span class="keywordtype">string</span>& <a class="code" href="sasl-test_8cc.html#a2db66f7b463c0e190f8933e51f43d91e">path</a>)</div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  : path_(path),</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  current_offset_(0),</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  current_size_(0) {</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> </div> |
| <div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="classimpala_1_1TmpFileMgr_1_1File.html#a70109884e9be629a6d1cb3ac77a376a2"> 110</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1TmpFileMgr_1_1File.html#a70109884e9be629a6d1cb3ac77a376a2">TmpFileMgr::File::AllocateSpace</a>(int64_t write_size, int64_t* <a class="code" href="partitioning-throughput-test_8cc.html#ad172ecfd5c31c5df6282c2b4bc322bf7">offset</a>) {</div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  DCHECK_GT(write_size, 0);</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  DCHECK_GE(current_size_, current_offset_);</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  *offset = current_offset_;</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="keywordflow">if</span> (current_size_ == 0) {</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// First call to AllocateSpace. Create the file.</span></div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(<a class="code" href="classimpala_1_1FileSystemUtil.html#a771310d2976c80472079b9fe0c918a66">FileSystemUtil::CreateFile</a>(path_));</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  disk_id_ = <a class="code" href="classimpala_1_1DiskInfo.html#a078803307f82d5fb2da364bcc602555a">DiskInfo::disk_id</a>(path_.c_str());</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  }</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  current_offset_ += write_size;</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">if</span> (current_offset_ > current_size_) {</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  int64_t trunc_len = current_offset_ + write_size;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="status_8h.html#a85f7d0e774e15eb35b74f53264305e16">RETURN_IF_ERROR</a>(<a class="code" href="classimpala_1_1FileSystemUtil.html#a851f73dacbc7a0d343e5c53718c17474">FileSystemUtil::ResizeFile</a>(path_, trunc_len));</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  current_size_ = trunc_len;</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>  DCHECK_GE(current_size_, current_offset_);</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">Status::OK</a>;</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> }</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div> |
| <div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="classimpala_1_1TmpFileMgr_1_1File.html#aef55149f106b1e9d2554ee9b7bf8bb34"> 132</a></span> <a class="code" href="classimpala_1_1Status.html">Status</a> <a class="code" href="classimpala_1_1TmpFileMgr_1_1File.html#aef55149f106b1e9d2554ee9b7bf8bb34">TmpFileMgr::File::Remove</a>() {</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">if</span> (current_size_ > 0) <a class="code" href="classimpala_1_1FileSystemUtil.html#a8bca8d57e72bf2b881b585dd17143af4">FileSystemUtil::RemovePaths</a>(vector<string>(1, path_));</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">return</span> <a class="code" href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">Status::OK</a>;</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> }</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span> } <span class="comment">//namespace impala</span></div> |
| <div class="ttc" id="filesystem-util_8h_html"><div class="ttname"><a href="filesystem-util_8h.html">filesystem-util.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1TmpFileMgr_1_1File_html_aef55149f106b1e9d2554ee9b7bf8bb34"><div class="ttname"><a href="classimpala_1_1TmpFileMgr_1_1File.html#aef55149f106b1e9d2554ee9b7bf8bb34">impala::TmpFileMgr::File::Remove</a></div><div class="ttdeci">Status Remove()</div><div class="ttdef"><b>Definition:</b> <a href="tmp-file-mgr_8cc_source.html#l00132">tmp-file-mgr.cc:132</a></div></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html_a771310d2976c80472079b9fe0c918a66"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#a771310d2976c80472079b9fe0c918a66">impala::FileSystemUtil::CreateFile</a></div><div class="ttdeci">static Status CreateFile(const std::string &file_path)</div><div class="ttdoc">Create a file at the specified path. </div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00066">filesystem-util.cc:66</a></div></div> |
| <div class="ttc" id="sasl-test_8cc_html_a2db66f7b463c0e190f8933e51f43d91e"><div class="ttname"><a href="sasl-test_8cc.html#a2db66f7b463c0e190f8933e51f43d91e">path</a></div><div class="ttdeci">string path("/usr/lib/sasl2:/usr/lib64/sasl2:/usr/local/lib/sasl2:/usr/lib/x86_64-linux-gnu/sasl2")</div></div> |
| <div class="ttc" id="namespaceimpala_html_af9bbe2e7657f31e00eb4adbf126c2ce1"><div class="ttname"><a href="namespaceimpala.html#af9bbe2e7657f31e00eb4adbf126c2ce1">impala::query_id</a></div><div class="ttdeci">const TUniqueId & query_id() const </div><div class="ttdef"><b>Definition:</b> <a href="coordinator_8h_source.html#l00152">coordinator.h:152</a></div></div> |
| <div class="ttc" id="classimpala_1_1TmpFileMgr_1_1File_html"><div class="ttname"><a href="classimpala_1_1TmpFileMgr_1_1File.html">impala::TmpFileMgr::File</a></div><div class="ttdef"><b>Definition:</b> <a href="tmp-file-mgr_8h_source.html#l00033">tmp-file-mgr.h:33</a></div></div> |
| <div class="ttc" id="classimpala_1_1TmpFileMgr_1_1File_html_a70109884e9be629a6d1cb3ac77a376a2"><div class="ttname"><a href="classimpala_1_1TmpFileMgr_1_1File.html#a70109884e9be629a6d1cb3ac77a376a2">impala::TmpFileMgr::File::AllocateSpace</a></div><div class="ttdeci">Status AllocateSpace(int64_t write_size, int64_t *offset)</div><div class="ttdef"><b>Definition:</b> <a href="tmp-file-mgr_8cc_source.html#l00110">tmp-file-mgr.cc:110</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="namespaceimpala_html_a19e01fc90bc956ac7e1a735d2bea5a5e"><div class="ttname"><a href="namespaceimpala.html#a19e01fc90bc956ac7e1a735d2bea5a5e">impala::PrintId</a></div><div class="ttdeci">string PrintId(const TUniqueId &id, const string &separator)</div><div class="ttdef"><b>Definition:</b> <a href="debug-util_8cc_source.html#l00097">debug-util.cc:97</a></div></div> |
| <div class="ttc" id="classimpala_1_1FileSystemUtil_html_a8bca8d57e72bf2b881b585dd17143af4"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#a8bca8d57e72bf2b881b585dd17143af4">impala::FileSystemUtil::RemovePaths</a></div><div class="ttdeci">static Status RemovePaths(const std::vector< std::string > &directories)</div><div class="ttdoc">Remove the specified paths and their enclosing files/directories. </div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00053">filesystem-util.cc:53</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="tmp-file-mgr_8cc_html_af1dca790956f24506b5bf1ab265fb03b"><div class="ttname"><a href="tmp-file-mgr_8cc.html#af1dca790956f24506b5bf1ab265fb03b">DEFINE_string</a></div><div class="ttdeci">DEFINE_string(scratch_dirs,"/tmp","Writable scratch directories")</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="classuint64__t_html"><div class="ttname"><a href="classuint64__t.html">uint64_t</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a26850719f7efb273ca707aee1e9ad5b4"><div class="ttname"><a href="namespaceimpala.html#a26850719f7efb273ca707aee1e9ad5b4">impala::AVAILABLE_SPACE_THRESHOLD_MB</a></div><div class="ttdeci">const uint64_t AVAILABLE_SPACE_THRESHOLD_MB</div><div class="ttdef"><b>Definition:</b> <a href="tmp-file-mgr_8cc_source.html#l00043">tmp-file-mgr.cc:43</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="classimpala_1_1Status_html_a580565665ea944eb64f3f495b1bee1e0"><div class="ttname"><a href="classimpala_1_1Status.html#a580565665ea944eb64f3f495b1bee1e0">impala::Status::OK</a></div><div class="ttdeci">static const Status OK</div><div class="ttdef"><b>Definition:</b> <a href="status_8h_source.html#l00087">status.h:87</a></div></div> |
| <div class="ttc" id="partitioning-throughput-test_8cc_html_ad172ecfd5c31c5df6282c2b4bc322bf7"><div class="ttname"><a href="partitioning-throughput-test_8cc.html#ad172ecfd5c31c5df6282c2b4bc322bf7">offset</a></div><div class="ttdeci">uint8_t offset[7 *64-sizeof(uint64_t)]</div><div class="ttdef"><b>Definition:</b> <a href="partitioning-throughput-test_8cc_source.html#l00037">partitioning-throughput-test.cc:37</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="classimpala_1_1FileSystemUtil_html_a851f73dacbc7a0d343e5c53718c17474"><div class="ttname"><a href="classimpala_1_1FileSystemUtil.html#a851f73dacbc7a0d343e5c53718c17474">impala::FileSystemUtil::ResizeFile</a></div><div class="ttdeci">static Status ResizeFile(const std::string &file_path, int64_t trunc_len)</div><div class="ttdoc">Resize a file to a specified length - uses unistd truncate(). </div><div class="ttdef"><b>Definition:</b> <a href="filesystem-util_8cc_source.html#l00085">filesystem-util.cc:85</a></div></div> |
| <div class="ttc" id="disk-info_8h_html"><div class="ttname"><a href="disk-info_8h.html">disk-info.h</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="tmp-file-mgr_8h_html"><div class="ttname"><a href="tmp-file-mgr_8h.html">tmp-file-mgr.h</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_abba5e702068cb9d0b9cc8bd6b55d2593"><div class="ttname"><a href="namespaceimpala.html#abba5e702068cb9d0b9cc8bd6b55d2593">impala::TMP_SUB_DIR_NAME</a></div><div class="ttdeci">const string TMP_SUB_DIR_NAME</div><div class="ttdef"><b>Definition:</b> <a href="tmp-file-mgr_8cc_source.html#l00042">tmp-file-mgr.cc:42</a></div></div> |
| <div class="ttc" id="classimpala_1_1DiskInfo_html_a078803307f82d5fb2da364bcc602555a"><div class="ttname"><a href="classimpala_1_1DiskInfo.html#a078803307f82d5fb2da364bcc602555a">impala::DiskInfo::disk_id</a></div><div class="ttdeci">static int disk_id(const char *path)</div><div class="ttdef"><b>Definition:</b> <a href="disk-info_8cc_source.html#l00119">disk-info.cc:119</a></div></div> |
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