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| |
| <p><code>#include <<a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>></code></p> |
| <div class="dynheader"> |
| Collaboration diagram for impala::RequestPoolService:</div> |
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| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> |
| Public Member Functions</h2></td></tr> |
| <tr class="memitem:ac82edfe7a897d4993be112213eb8232f"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#ac82edfe7a897d4993be112213eb8232f">RequestPoolService</a> (<a class="el" href="classimpala_1_1MetricGroup.html">MetricGroup</a> *metrics)</td></tr> |
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| <tr class="memitem:a224d8f1da78fc5d0c45c6d8007aa99f4"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1Status.html">Status</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a224d8f1da78fc5d0c45c6d8007aa99f4">ResolveRequestPool</a> (const std::string &requested_pool_name, const std::string &user, TResolveRequestPoolResult *resolved_pool)</td></tr> |
| <tr class="separator:a224d8f1da78fc5d0c45c6d8007aa99f4"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a955798f208ad8b3d704b2efc5016af8d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1Status.html">Status</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a955798f208ad8b3d704b2efc5016af8d">GetPoolConfig</a> (const std::string &pool_name, TPoolConfigResult *pool_config)</td></tr> |
| <tr class="separator:a955798f208ad8b3d704b2efc5016af8d"><td class="memSeparator" colspan="2"> </td></tr> |
| </table><table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-attribs"></a> |
| Private Attributes</h2></td></tr> |
| <tr class="memitem:a4f0d8af846a164af280f59e4b43c377e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1MetricGroup.html">MetricGroup</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a4f0d8af846a164af280f59e4b43c377e">metrics_</a></td></tr> |
| <tr class="memdesc:a4f0d8af846a164af280f59e4b43c377e"><td class="mdescLeft"> </td><td class="mdescRight">Metrics subsystem access. <a href="#a4f0d8af846a164af280f59e4b43c377e">More...</a><br/></td></tr> |
| <tr class="separator:a4f0d8af846a164af280f59e4b43c377e"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a567d33645bf4070a1d69d3a2012182c9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1StatsMetric.html">StatsMetric</a>< double > * </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a567d33645bf4070a1d69d3a2012182c9">resolve_pool_ms_metric_</a></td></tr> |
| <tr class="memdesc:a567d33645bf4070a1d69d3a2012182c9"><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="classimpala_1_1Metric.html" title="TODO: Add ToThrift() for conversion to an RPC-friendly format. ">Metric</a> measuring the time <a class="el" href="classimpala_1_1RequestPoolService.html#a224d8f1da78fc5d0c45c6d8007aa99f4">ResolveRequestPool()</a> takes, in milliseconds. <a href="#a567d33645bf4070a1d69d3a2012182c9">More...</a><br/></td></tr> |
| <tr class="separator:a567d33645bf4070a1d69d3a2012182c9"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a8be114aed0cf5c31f64ba200a0d2f167"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classbool.html">bool</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a8be114aed0cf5c31f64ba200a0d2f167">default_pool_only_</a></td></tr> |
| <tr class="separator:a8be114aed0cf5c31f64ba200a0d2f167"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a97eda64965e53f9a51e36d2fc5110c16"><td class="memItemLeft" align="right" valign="top">int64_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a97eda64965e53f9a51e36d2fc5110c16">default_pool_mem_limit_</a></td></tr> |
| <tr class="separator:a97eda64965e53f9a51e36d2fc5110c16"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a9feddaafd9dce775fb19f9902984ff8f"><td class="memItemLeft" align="right" valign="top">jclass </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a9feddaafd9dce775fb19f9902984ff8f">request_pool_service_class_</a></td></tr> |
| <tr class="separator:a9feddaafd9dce775fb19f9902984ff8f"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a2e6337b10f90871d75589eb7f8097a6c"><td class="memItemLeft" align="right" valign="top">jobject </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a2e6337b10f90871d75589eb7f8097a6c">request_pool_service_</a></td></tr> |
| <tr class="memdesc:a2e6337b10f90871d75589eb7f8097a6c"><td class="mdescLeft"> </td><td class="mdescRight">Instance of <a class="el" href="classcom_1_1cloudera_1_1impala_1_1util_1_1RequestPoolService.html">com.cloudera.impala.util.RequestPoolService</a>. <a href="#a2e6337b10f90871d75589eb7f8097a6c">More...</a><br/></td></tr> |
| <tr class="separator:a2e6337b10f90871d75589eb7f8097a6c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a7249e31f158dca146e0f29a281a08900"><td class="memItemLeft" align="right" valign="top">jmethodID </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a7249e31f158dca146e0f29a281a08900">resolve_request_pool_id_</a></td></tr> |
| <tr class="separator:a7249e31f158dca146e0f29a281a08900"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a7fefd21938e284b8be84f257dc862433"><td class="memItemLeft" align="right" valign="top">jmethodID </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a7fefd21938e284b8be84f257dc862433">get_pool_config_id_</a></td></tr> |
| <tr class="separator:a7fefd21938e284b8be84f257dc862433"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a111f316740fac75252b8ccd31cc28d06"><td class="memItemLeft" align="right" valign="top">jmethodID </td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1RequestPoolService.html#a111f316740fac75252b8ccd31cc28d06">ctor_</a></td></tr> |
| <tr class="separator:a111f316740fac75252b8ccd31cc28d06"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>Used by the <a class="el" href="classimpala_1_1SimpleScheduler.html">SimpleScheduler</a> and <a class="el" href="classimpala_1_1AdmissionController.html">AdmissionController</a> to resolve users to pools and to get per-pool configurations for admission control. If fair scheduler allocation and Llama configuration files are available, then they are used via the Java-side <a class="el" href="classimpala_1_1RequestPoolService.html">RequestPoolService</a> class. Otherwise, a default pool is always returned with pool limits configurable via gflags. A single instance of <a class="el" href="classimpala_1_1RequestPoolService.html">RequestPoolService</a> is created and it lives the lifetime of the process. </p> |
| |
| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00032">32</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
| </div><h2 class="groupheader">Constructor & Destructor Documentation</h2> |
| <a class="anchor" id="ac82edfe7a897d4993be112213eb8232f"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">RequestPoolService::RequestPoolService </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="classimpala_1_1MetricGroup.html">MetricGroup</a> * </td> |
| <td class="paramname"><em>metrics</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Initializes the JNI method stubs if configuration files are specified. If any method can't be found, or if there is any further error, the constructor will terminate the process. </p> |
| |
| <p>Definition at line <a class="el" href="request-pool-service_8cc_source.html#l00067">67</a> of file <a class="el" href="request-pool-service_8cc_source.html">request-pool-service.cc</a>.</p> |
| |
| <p>References <a class="el" href="request-pool-service_8h_source.html#l00077">ctor_</a>, <a class="el" href="request-pool-service_8h_source.html#l00068">default_pool_mem_limit_</a>, <a class="el" href="request-pool-service_8h_source.html#l00063">default_pool_only_</a>, <a class="el" href="status_8h_source.html#l00248">EXIT_IF_ERROR</a>, <a class="el" href="jni-util_8h_source.html#l00085">EXIT_IF_EXC</a>, <a class="el" href="request-pool-service_8h_source.html#l00076">get_pool_config_id_</a>, <a class="el" href="jni-util_8h.html#a5469ac47d225e5773fe76593a75f29c6">getJNIEnv()</a>, <a class="el" href="jni-util_8cc_source.html#l00193">impala::JniUtil::LoadJniMethod()</a>, <a class="el" href="jni-util_8cc_source.html#l00067">impala::JniUtil::LocalToGlobalRef()</a>, <a class="el" href="request-pool-service_8h_source.html#l00053">metrics_</a>, <a class="el" href="parse-util_8cc_source.html#l00023">impala::ParseUtil::ParseMemSpec()</a>, <a class="el" href="mem-info_8h_source.html#l00036">impala::MemInfo::physical_mem()</a>, <a class="el" href="metrics_8h_source.html#l00211">impala::MetricGroup::RegisterMetric()</a>, <a class="el" href="request-pool-service_8h_source.html#l00074">request_pool_service_</a>, <a class="el" href="request-pool-service_8h_source.html#l00072">request_pool_service_class_</a>, <a class="el" href="request-pool-service_8cc_source.html#l00065">RESOLVE_POOL_METRIC_NAME</a>, <a class="el" href="request-pool-service_8h_source.html#l00056">resolve_pool_ms_metric_</a>, and <a class="el" href="request-pool-service_8h_source.html#l00075">resolve_request_pool_id_</a>.</p> |
| |
| </div> |
| </div> |
| <h2 class="groupheader">Member Function Documentation</h2> |
| <a class="anchor" id="a955798f208ad8b3d704b2efc5016af8d"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="classimpala_1_1Status.html">Status</a> RequestPoolService::GetPoolConfig </td> |
| <td>(</td> |
| <td class="paramtype">const std::string & </td> |
| <td class="paramname"><em>pool_name</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">TPoolConfigResult * </td> |
| <td class="paramname"><em>pool_config</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Gets the pool configuration values for the specified pool. If default_pool_only_ is true, then the returned values are always the default pool values, i.e. pool is ignored. </p> |
| |
| <p>Definition at line <a class="el" href="request-pool-service_8cc_source.html#l00152">152</a> of file <a class="el" href="request-pool-service_8cc_source.html">request-pool-service.cc</a>.</p> |
| |
| <p>References <a class="el" href="jni-util_8h_source.html#l00231">impala::JniUtil::CallJniMethod()</a>, <a class="el" href="request-pool-service_8h_source.html#l00068">default_pool_mem_limit_</a>, <a class="el" href="request-pool-service_8h_source.html#l00063">default_pool_only_</a>, <a class="el" href="request-pool-service_8h_source.html#l00076">get_pool_config_id_</a>, <a class="el" href="status_8h_source.html#l00087">impala::Status::OK</a>, <a class="el" href="request-pool-service_8h_source.html#l00074">request_pool_service_</a>, and <a class="el" href="status_8h_source.html#l00242">RETURN_IF_ERROR</a>.</p> |
| |
| <p>Referenced by <a class="el" href="admission-controller_8cc_source.html#l00265">impala::AdmissionController::AdmitQuery()</a>.</p> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a224d8f1da78fc5d0c45c6d8007aa99f4"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="classimpala_1_1Status.html">Status</a> RequestPoolService::ResolveRequestPool </td> |
| <td>(</td> |
| <td class="paramtype">const std::string & </td> |
| <td class="paramname"><em>requested_pool_name</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">const std::string & </td> |
| <td class="paramname"><em>user</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">TResolveRequestPoolResult * </td> |
| <td class="paramname"><em>resolved_pool</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| <p>Resolves the user and user-provided pool name to the pool returned by the placement policy and whether or not the user is authorized. If default_pool_only_ is true, then this will always return the default pool and will always be authorized, i.e. pool and user are ignored. </p> |
| |
| <p>Definition at line <a class="el" href="request-pool-service_8cc_source.html#l00133">133</a> of file <a class="el" href="request-pool-service_8cc_source.html">request-pool-service.cc</a>.</p> |
| |
| <p>References <a class="el" href="jni-util_8h_source.html#l00231">impala::JniUtil::CallJniMethod()</a>, <a class="el" href="request-pool-service_8cc_source.html#l00063">DEFAULT_POOL_NAME</a>, <a class="el" href="request-pool-service_8h_source.html#l00063">default_pool_only_</a>, <a class="el" href="time_8h_source.html#l00035">impala::MonotonicMillis()</a>, <a class="el" href="status_8h_source.html#l00087">impala::Status::OK</a>, <a class="el" href="request-pool-service_8h_source.html#l00074">request_pool_service_</a>, <a class="el" href="request-pool-service_8h_source.html#l00056">resolve_pool_ms_metric_</a>, <a class="el" href="request-pool-service_8h_source.html#l00075">resolve_request_pool_id_</a>, and <a class="el" href="collection-metrics_8h_source.html#l00112">impala::StatsMetric< T >::Update()</a>.</p> |
| |
| </div> |
| </div> |
| <h2 class="groupheader">Member Data Documentation</h2> |
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| <td class="memname">jmethodID impala::RequestPoolService::ctor_</td> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00077">77</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>.</p> |
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| <td class="memname">int64_t impala::RequestPoolService::default_pool_mem_limit_</td> |
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| <p>Mem limit (in bytes) of the default pool. Only used if default_pool_only_ is true. Set in the constructor by parsing the 'default_pool_mem_limit' gflag using <a class="el" href="classimpala_1_1ParseUtil.html#af4f9f931b7209ff99e73956e1d77e98d">ParseUtil::ParseMemSpec()</a>. </p> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00068">68</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00152">GetPoolConfig()</a>, and <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>.</p> |
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| <td class="memname"><a class="el" href="classbool.html">bool</a> impala::RequestPoolService::default_pool_only_</td> |
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| <p>True if the pool configuration files are not provided. <a class="el" href="classimpala_1_1RequestPoolService.html#a224d8f1da78fc5d0c45c6d8007aa99f4">ResolveRequestPool()</a> will always return the default-pool and <a class="el" href="classimpala_1_1RequestPoolService.html#a955798f208ad8b3d704b2efc5016af8d">GetPoolConfig()</a> will always return the limits specified by the default pool gflags, which are unlimited unless specified via the 'default_pool_max_XXX' flags (see the flag definitions in <a class="el" href="request-pool-service_8cc.html">request-pool-service.cc</a>). </p> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00063">63</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00152">GetPoolConfig()</a>, <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>, and <a class="el" href="request-pool-service_8cc_source.html#l00133">ResolveRequestPool()</a>.</p> |
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| <td class="memname">jmethodID impala::RequestPoolService::get_pool_config_id_</td> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00076">76</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00152">GetPoolConfig()</a>, and <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>.</p> |
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| <td class="memname"><a class="el" href="classimpala_1_1MetricGroup.html">MetricGroup</a>* impala::RequestPoolService::metrics_</td> |
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| <p>Metrics subsystem access. </p> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00053">53</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>.</p> |
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| <td class="memname">jobject impala::RequestPoolService::request_pool_service_</td> |
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| <p>Instance of <a class="el" href="classcom_1_1cloudera_1_1impala_1_1util_1_1RequestPoolService.html">com.cloudera.impala.util.RequestPoolService</a>. </p> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00074">74</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00152">GetPoolConfig()</a>, <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>, and <a class="el" href="request-pool-service_8cc_source.html#l00133">ResolveRequestPool()</a>.</p> |
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| <td class="memname">jclass impala::RequestPoolService::request_pool_service_class_</td> |
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| <p>The following members are not initialized if default_pool_only_ is true. Descriptor of Java <a class="el" href="classimpala_1_1RequestPoolService.html">RequestPoolService</a> class itself, used to create a new instance. </p> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00072">72</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>.</p> |
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| <td class="memname"><a class="el" href="classimpala_1_1StatsMetric.html">StatsMetric</a><double>* impala::RequestPoolService::resolve_pool_ms_metric_</td> |
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| <p><a class="el" href="classimpala_1_1Metric.html" title="TODO: Add ToThrift() for conversion to an RPC-friendly format. ">Metric</a> measuring the time <a class="el" href="classimpala_1_1RequestPoolService.html#a224d8f1da78fc5d0c45c6d8007aa99f4">ResolveRequestPool()</a> takes, in milliseconds. </p> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00056">56</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>, and <a class="el" href="request-pool-service_8cc_source.html#l00133">ResolveRequestPool()</a>.</p> |
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| <td class="memname">jmethodID impala::RequestPoolService::resolve_request_pool_id_</td> |
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| <p>Definition at line <a class="el" href="request-pool-service_8h_source.html#l00075">75</a> of file <a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a>.</p> |
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| <p>Referenced by <a class="el" href="request-pool-service_8cc_source.html#l00067">RequestPoolService()</a>, and <a class="el" href="request-pool-service_8cc_source.html#l00133">ResolveRequestPool()</a>.</p> |
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| <hr/>The documentation for this class was generated from the following files:<ul> |
| <li>be/src/scheduling/<a class="el" href="request-pool-service_8h_source.html">request-pool-service.h</a></li> |
| <li>be/src/scheduling/<a class="el" href="request-pool-service_8cc_source.html">request-pool-service.cc</a></li> |
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