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  207.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/SLGUserGuide.html">Synthetic Load Generator</a>
    208. 

  208.             </li>
    209. 

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    210. 

  210.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HDFSErasureCoding.html">Erasure Coding</a>
    211. 

  211.             </li>
    212. 

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    213. 

  213.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HDFSDiskbalancer.html">Disk Balancer</a>
    214. 

  214.             </li>
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    216. 

  216.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsUpgradeDomain.html">Upgrade Domain</a>
    217. 

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    219. 

  219.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsDataNodeAdminGuide.html">DataNode Admin</a>
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  222.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs-rbf/HDFSRouterFederation.html">Router Federation</a>
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    225. 

  225.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsProvidedStorage.html">Provided Storage</a>
    226. 

  226.             </li>
    227. 

  227.           </ul>
    228. 

  228.                        <h5>MapReduce</h5>
    229. 

  229.                   <ul>
    230. 

  230.                   <li class="none">
    231. 

  231.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapReduceTutorial.html">Tutorial</a>
    232. 

  232.             </li>
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  233.                   <li class="none">
    234. 

  234.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapredCommands.html">Commands Reference</a>
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    237. 

  237.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapReduce_Compatibility_Hadoop1_Hadoop2.html">Compatibility with 1.x</a>
    238. 

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    240. 

  240.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/EncryptedShuffle.html">Encrypted Shuffle</a>
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  243.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/PluggableShuffleAndPluggableSort.html">Pluggable Shuffle/Sort</a>
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  249.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/SharedCacheSupport.html">Support for YARN Shared Cache</a>
    250. 

  250.             </li>
    251. 

  251.           </ul>
    252. 

  252.                        <h5>MapReduce REST APIs</h5>
    253. 

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  259.             </li>
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    261. 

  261.                        <h5>YARN</h5>
    262. 

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    263. 

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    264. 

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  279.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/ResourceManagerHA.html">ResourceManager HA</a>
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    283. 

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    284. 

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  285.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeLabel.html">Node Labels</a>
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  288.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeAttributes.html">Node Attributes</a>
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  294.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/TimelineServer.html">Timeline Server</a>
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  309.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/DockerContainers.html">Running Applications in Docker Containers</a>
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  327.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/OpportunisticContainers.html">Opportunistic Containers</a>
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    339. 

  339.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/UsingFPGA.html">Using FPGA</a>
    340. 

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    341. 

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    342. 

  342.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/PlacementConstraints.html">Placement Constraints</a>
    343. 

  343.             </li>
    344. 

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    345. 

  345.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/YarnUI2.html">YARN UI2</a>
    346. 

  346.             </li>
    347. 

  347.           </ul>
    348. 

  348.                        <h5>YARN REST APIs</h5>
    349. 

  349.                   <ul>
    350. 

  350.                   <li class="none">
    351. 

  351.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/WebServicesIntro.html">Introduction</a>
    352. 

  352.             </li>
    353. 

  353.                   <li class="none">
    354. 

  354.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/ResourceManagerRest.html">Resource Manager</a>
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  357.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeManagerRest.html">Node Manager</a>
    358. 

  358.             </li>
    359. 

  359.                   <li class="none">
    360. 

  360.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/TimelineServer.html#Timeline_Server_REST_API_v1">Timeline Server</a>
    361. 

  361.             </li>
    362. 

  362.                   <li class="none">
    363. 

  363.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/TimelineServiceV2.html#Timeline_Service_v.2_REST_API">Timeline Service V.2</a>
    364. 

  364.             </li>
    365. 

  365.           </ul>
    366. 

  366.                        <h5>YARN Service</h5>
    367. 

  367.                   <ul>
    368. 

  368.                   <li class="none">
    369. 

  369.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/Overview.html">Overview</a>
    370. 

  370.             </li>
    371. 

  371.                   <li class="none">
    372. 

  372.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/QuickStart.html">QuickStart</a>
    373. 

  373.             </li>
    374. 

  374.                   <li class="none">
    375. 

  375.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/Concepts.html">Concepts</a>
    376. 

  376.             </li>
    377. 

  377.                   <li class="none">
    378. 

  378.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/YarnServiceAPI.html">Yarn Service API</a>
    379. 

  379.             </li>
    380. 

  380.                   <li class="none">
    381. 

  381.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/ServiceDiscovery.html">Service Discovery</a>
    382. 

  382.             </li>
    383. 

  383.                   <li class="none">
    384. 

  384.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/SystemServices.html">System Services</a>
    385. 

  385.             </li>
    386. 

  386.           </ul>
    387. 

  387.                        <h5>Hadoop Compatible File Systems</h5>
    388. 

  388.                   <ul>
    389. 

  389.                   <li class="none">
    390. 

  390.                   <a href="../../../../hadoop-aliyun/tools/hadoop-aliyun/index.html">Aliyun OSS</a>
    391. 

  391.             </li>
    392. 

  392.                   <li class="none">
    393. 

  393.                   <a href="../../../../hadoop-aws/tools/hadoop-aws/index.html">Amazon S3</a>
    394. 

  394.             </li>
    395. 

  395.                   <li class="none">
    396. 

  396.                   <a href="../../../../hadoop-azure/index.html">Azure Blob Storage</a>
    397. 

  397.             </li>
    398. 

  398.                   <li class="none">
    399. 

  399.                   <a href="../../../../hadoop-azure-datalake/index.html">Azure Data Lake Storage</a>
    400. 

  400.             </li>
    401. 

  401.                   <li class="none">
    402. 

  402.                   <a href="../../../../hadoop-cos/cloud-storage/index.html">Tencent COS</a>
    403. 

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  404.                   <li class="none">
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  405.                   <a href="../../../../hadoop-huaweicloud/index.html">Huaweicloud OBS</a>
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    408. 

  408.                   <a href="../../../../hadoop-tos/cloud-storage/index.html">VolcanoEngine TOS</a>
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    410. 

  410.           </ul>
    411. 

  411.                        <h5>Auth</h5>
    412. 

  412.                   <ul>
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    414. 

  414.                   <a href="../../../../hadoop-auth/index.html">Overview</a>
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  417.                   <a href="../../../../hadoop-auth/Examples.html">Examples</a>
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  420.                   <a href="../../../../hadoop-auth/Configuration.html">Configuration</a>
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  423.                   <a href="../../../../hadoop-auth/BuildingIt.html">Building</a>
    424. 

  424.             </li>
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  425.           </ul>
    426. 

  426.                        <h5>Tools</h5>
    427. 

  427.                   <ul>
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  429.                   <a href="../../../../hadoop-streaming/HadoopStreaming.html">Hadoop Streaming</a>
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  432.                   <a href="../../../../hadoop-archives/HadoopArchives.html">Hadoop Archives</a>
    433. 

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    435. 

  435.                   <a href="../../../../hadoop-archive-logs/HadoopArchiveLogs.html">Hadoop Archive Logs</a>
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    438. 

  438.                   <a href="../../../../hadoop-distcp/DistCp.html">DistCp</a>
    439. 

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    441. 

  441.                   <a href="../../../../hadoop-federation-balance/HDFSFederationBalance.html">HDFS Federation Balance</a>
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    444. 

  444.                   <a href="../../../../hadoop-gridmix/GridMix.html">GridMix</a>
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  447.                   <a href="../../../../hadoop-rumen/Rumen.html">Rumen</a>
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  449.                   <li class="none">
    450. 

  450.                   <a href="../../../../hadoop-resourceestimator/ResourceEstimator.html">Resource Estimator Service</a>
    451. 

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    452. 

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    453. 

  453.                   <a href="../../../../hadoop-sls/SchedulerLoadSimulator.html">Scheduler Load Simulator</a>
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  456.                   <a href="../../../../hadoop-project-dist/hadoop-common/Benchmarking.html">Hadoop Benchmarking</a>
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  457.             </li>
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  459.                   <a href="../../../../hadoop-dynamometer/Dynamometer.html">Dynamometer</a>
    460. 

  460.             </li>
    461. 

  461.           </ul>
    462. 

  462.                        <h5>Reference</h5>
    463. 

  463.                   <ul>
    464. 

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    465. 

  465.                   <a href="../../../../hadoop-project-dist/hadoop-common/release/">Changelog and Release Notes</a>
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  466.             </li>
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  468.                   <a href="../../../../api/index.html">Java API docs</a>
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  469.             </li>
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  471.                   <a href="../../../../hadoop-project-dist/hadoop-common/UnixShellAPI.html">Unix Shell API</a>
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  474.                   <a href="../../../../hadoop-project-dist/hadoop-common/Metrics.html">Metrics</a>
    475. 

  475.             </li>
    476. 

  476.           </ul>
    477. 

  477.                        <h5>Configuration</h5>
    478. 

  478.                   <ul>
    479. 

  479.                   <li class="none">
    480. 

  480.                   <a href="../../../../hadoop-project-dist/hadoop-common/core-default.xml">core-default.xml</a>
    481. 

  481.             </li>
    482. 

  482.                   <li class="none">
    483. 

  483.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/hdfs-default.xml">hdfs-default.xml</a>
    484. 

  484.             </li>
    485. 

  485.                   <li class="none">
    486. 

  486.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs-rbf/hdfs-rbf-default.xml">hdfs-rbf-default.xml</a>
    487. 

  487.             </li>
    488. 

  488.                   <li class="none">
    489. 

  489.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/mapred-default.xml">mapred-default.xml</a>
    490. 

  490.             </li>
    491. 

  491.                   <li class="none">
    492. 

  492.                   <a href="../../../../hadoop-yarn/hadoop-yarn-common/yarn-default.xml">yarn-default.xml</a>
    493. 

  493.             </li>
    494. 

  494.                   <li class="none">
    495. 

  495.                   <a href="../../../../hadoop-kms/kms-default.html">kms-default.xml</a>
    496. 

  496.             </li>
    497. 

  497.                   <li class="none">
    498. 

  498.                   <a href="../../../../hadoop-hdfs-httpfs/httpfs-default.html">httpfs-default.xml</a>
    499. 

  499.             </li>
    500. 

  500.                   <li class="none">
    501. 

  501.                   <a href="../../../../hadoop-project-dist/hadoop-common/DeprecatedProperties.html">Deprecated Properties</a>
    502. 

  502.             </li>
    503. 

  503.           </ul>
    504. 

  504.                                  <a href="http://maven.apache.org/" title="Built by Maven" class="poweredBy">
    505. 

  505.           <img alt="Built by Maven" src="../../images/logos/maven-feather.png"/>
    506. 

  506.         </a>
    507. 

  507.                        
    508. 

  508.                                </div>
    509. 

  509.     </div>
    510. 

  510.     <div id="bodyColumn">
    511. 

  511.       <div id="contentBox">
    512. 

  512.         <!---
    513. 

  513. # Licensed to the Apache Software Foundation (ASF) under one
    514. 

  514. # or more contributor license agreements.  See the NOTICE file
    515. 

  515. # distributed with this work for additional information
    516. 

  516. # regarding copyright ownership.  The ASF licenses this file
    517. 

  517. # to you under the Apache License, Version 2.0 (the
    518. 

  518. # "License"); you may not use this file except in compliance
    519. 

  519. # with the License.  You may obtain a copy of the License at
    520. 

  520. #
    521. 

  521. #     http://www.apache.org/licenses/LICENSE-2.0
    522. 

  522. #
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  523. # Unless required by applicable law or agreed to in writing, software
    524. 

  524. # distributed under the License is distributed on an "AS IS" BASIS,
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  525. # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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  526. # See the License for the specific language governing permissions and
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  527. # limitations under the License.
    528. 

  528. -->
    529. 

  529. <h1>Apache Hadoop Changelog</h1><section>
    530. 

  530. <h2><a name="Release_2.7.3_-_2016-08-25"></a>Release 2.7.3 - 2016-08-25</h2><section>
    531. 

  531. <h3><a name="INCOMPATIBLE_CHANGES:"></a>INCOMPATIBLE CHANGES:</h3>
    532. 

  532. <table border="0" class="bodyTable">
    533. 

  533. <thead>
    534. 

  534. 

  535. <tr class="a">
    536. 

  536. <th align="left"> JIRA </th>
    537. 

  537. <th align="left"> Summary </th>
    538. 

  538. <th align="left"> Priority </th>
    539. 

  539. <th align="left"> Component </th>
    540. 

  540. <th align="left"> Reporter </th>
    541. 

  541. <th align="left"> Contributor </th></tr>
    542. 

  542. </thead><tbody>
    543. 

  543. 

  544. <tr class="b">
    545. 

  545. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-11252">HADOOP-11252</a> </td>
    546. 

  546. <td align="left"> RPC client does not time out by default </td>
    547. 

  547. <td align="left">  Critical </td>
    548. 

  548. <td align="left"> ipc </td>
    549. 

  549. <td align="left"> Wilfred Spiegelenburg </td>
    550. 

  550. <td align="left"> Masatake Iwasaki </td></tr>
    551. 

  551. </tbody>
    552. 

  552. </table></section><section>
    553. 

  553. <h3><a name="IMPORTANT_ISSUES:"></a>IMPORTANT ISSUES:</h3>
    554. 

  554. <table border="0" class="bodyTable">
    555. 

  555. <thead>
    556. 

  556. 

  557. <tr class="a">
    558. 

  558. <th align="left"> JIRA </th>
    559. 

  559. <th align="left"> Summary </th>
    560. 

  560. <th align="left"> Priority </th>
    561. 

  561. <th align="left"> Component </th>
    562. 

  562. <th align="left"> Reporter </th>
    563. 

  563. <th align="left"> Contributor </th></tr>
    564. 

  564. </thead><tbody>
    565. 

  565. 

  566. <tr class="b">
    567. 

  567. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4785">YARN-4785</a> </td>
    568. 

  568. <td align="left"> inconsistent value type of the &#x201c;type&#x201d; field for LeafQueueInfo in response of RM REST API - cluster/scheduler </td>
    569. 

  569. <td align="left">  Major </td>
    570. 

  570. <td align="left"> webapp </td>
    571. 

  571. <td align="left"> Jayesh </td>
    572. 

  572. <td align="left"> Varun Vasudev </td></tr>
    573. 

  573. </tbody>
    574. 

  574. </table></section><section>
    575. 

  575. <h3><a name="IMPROVEMENTS:"></a>IMPROVEMENTS:</h3>
    576. 

  576. <table border="0" class="bodyTable">
    577. 

  577. <thead>
    578. 

  578. 

  579. <tr class="a">
    580. 

  580. <th align="left"> JIRA </th>
    581. 

  581. <th align="left"> Summary </th>
    582. 

  582. <th align="left"> Priority </th>
    583. 

  583. <th align="left"> Component </th>
    584. 

  584. <th align="left"> Reporter </th>
    585. 

  585. <th align="left"> Contributor </th></tr>
    586. 

  586. </thead><tbody>
    587. 

  587. 

  588. <tr class="b">
    589. 

  589. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2580">HDFS-2580</a> </td>
    590. 

  590. <td align="left"> NameNode#main(&#x2026;) can make use of GenericOptionsParser. </td>
    591. 

  591. <td align="left">  Minor </td>
    592. 

  592. <td align="left"> namenode </td>
    593. 

  593. <td align="left"> Harsh J </td>
    594. 

  594. <td align="left"> Harsh J </td></tr>
    595. 

  595. <tr class="a">
    596. 

  596. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-8101">HDFS-8101</a> </td>
    597. 

  597. <td align="left"> DFSClient use of non-constant DFSConfigKeys pulls in WebHDFS classes at runtime </td>
    598. 

  598. <td align="left">  Minor </td>
    599. 

  599. <td align="left"> hdfs-client </td>
    600. 

  600. <td align="left"> Sean Busbey </td>
    601. 

  601. <td align="left"> Sean Busbey </td></tr>
    602. 

  602. <tr class="b">
    603. 

  603. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3404">YARN-3404</a> </td>
    604. 

  604. <td align="left"> View the queue name to YARN Application page </td>
    605. 

  605. <td align="left">  Minor </td>
    606. 

  606. <td align="left"> . </td>
    607. 

  607. <td align="left"> Ryu Kobayashi </td>
    608. 

  608. <td align="left"> Ryu Kobayashi </td></tr>
    609. 

  609. <tr class="a">
    610. 

  610. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-8647">HDFS-8647</a> </td>
    611. 

  611. <td align="left"> Abstract BlockManager&#x2019;s rack policy into BlockPlacementPolicy </td>
    612. 

  612. <td align="left">  Major </td>
    613. 

  613. <td align="left"> . </td>
    614. 

  614. <td align="left"> Ming Ma </td>
    615. 

  615. <td align="left"> Brahma Reddy Battula </td></tr>
    616. 

  616. <tr class="b">
    617. 

  617. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5485">MAPREDUCE-5485</a> </td>
    618. 

  618. <td align="left"> Allow repeating job commit by extending OutputCommitter API </td>
    619. 

  619. <td align="left">  Critical </td>
    620. 

  620. <td align="left"> . </td>
    621. 

  621. <td align="left"> Nemon Lou </td>
    622. 

  622. <td align="left"> Junping Du </td></tr>
    623. 

  623. <tr class="a">
    624. 

  624. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9314">HDFS-9314</a> </td>
    625. 

  625. <td align="left"> Improve BlockPlacementPolicyDefault&#x2019;s picking of excess replicas </td>
    626. 

  626. <td align="left">  Major </td>
    627. 

  627. <td align="left"> . </td>
    628. 

  628. <td align="left"> Ming Ma </td>
    629. 

  629. <td align="left"> Xiao Chen </td></tr>
    630. 

  630. <tr class="b">
    631. 

  631. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6436">MAPREDUCE-6436</a> </td>
    632. 

  632. <td align="left"> JobHistory cache issue </td>
    633. 

  633. <td align="left">  Blocker </td>
    634. 

  634. <td align="left"> . </td>
    635. 

  635. <td align="left"> Ryu Kobayashi </td>
    636. 

  636. <td align="left"> Kai Sasaki </td></tr>
    637. 

  637. <tr class="a">
    638. 

  638. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9198">HDFS-9198</a> </td>
    639. 

  639. <td align="left"> Coalesce IBR processing in the NN </td>
    640. 

  640. <td align="left">  Major </td>
    641. 

  641. <td align="left"> namenode </td>
    642. 

  642. <td align="left"> Daryn Sharp </td>
    643. 

  643. <td align="left"> Daryn Sharp </td></tr>
    644. 

  644. <tr class="b">
    645. 

  645. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12570">HADOOP-12570</a> </td>
    646. 

  646. <td align="left"> HDFS Secure Mode Documentation updates </td>
    647. 

  647. <td align="left">  Major </td>
    648. 

  648. <td align="left"> documentation </td>
    649. 

  649. <td align="left"> Arpit Agarwal </td>
    650. 

  650. <td align="left"> Arpit Agarwal </td></tr>
    651. 

  651. <tr class="a">
    652. 

  652. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9569">HDFS-9569</a> </td>
    653. 

  653. <td align="left"> Log the name of the fsimage being loaded for better supportability </td>
    654. 

  654. <td align="left">  Trivial </td>
    655. 

  655. <td align="left"> namenode </td>
    656. 

  656. <td align="left"> Yongjun Zhang </td>
    657. 

  657. <td align="left"> Yongjun Zhang </td></tr>
    658. 

  658. <tr class="b">
    659. 

  659. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9415">HDFS-9415</a> </td>
    660. 

  660. <td align="left"> Document dfs.cluster.administrators and dfs.permissions.superusergroup </td>
    661. 

  661. <td align="left">  Major </td>
    662. 

  662. <td align="left"> documentation </td>
    663. 

  663. <td align="left"> Arpit Agarwal </td>
    664. 

  664. <td align="left"> Xiaobing Zhou </td></tr>
    665. 

  665. <tr class="a">
    666. 

  666. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4492">YARN-4492</a> </td>
    667. 

  667. <td align="left"> Add documentation for preemption supported in Capacity scheduler </td>
    668. 

  668. <td align="left">  Minor </td>
    669. 

  669. <td align="left"> capacity scheduler </td>
    670. 

  670. <td align="left"> Naganarasimha G R </td>
    671. 

  671. <td align="left"> Naganarasimha G R </td></tr>
    672. 

  672. <tr class="b">
    673. 

  673. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9654">HDFS-9654</a> </td>
    674. 

  674. <td align="left"> Code refactoring for HDFS-8578 </td>
    675. 

  675. <td align="left">  Minor </td>
    676. 

  676. <td align="left"> datanode </td>
    677. 

  677. <td align="left"> Tsz Wo Nicholas Sze </td>
    678. 

  678. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    679. 

  679. <tr class="a">
    680. 

  680. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9669">HDFS-9669</a> </td>
    681. 

  681. <td align="left"> TcpPeerServer should respect ipc.server.listen.queue.size </td>
    682. 

  682. <td align="left">  Major </td>
    683. 

  683. <td align="left"> . </td>
    684. 

  684. <td align="left"> Elliott Clark </td>
    685. 

  685. <td align="left"> Elliott Clark </td></tr>
    686. 

  686. <tr class="b">
    687. 

  687. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9629">HDFS-9629</a> </td>
    688. 

  688. <td align="left"> Update the footer of Web UI to show year 2016 </td>
    689. 

  689. <td align="left">  Major </td>
    690. 

  690. <td align="left"> . </td>
    691. 

  691. <td align="left"> Xiao Chen </td>
    692. 

  692. <td align="left"> Xiao Chen </td></tr>
    693. 

  693. <tr class="a">
    694. 

  694. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12772">HADOOP-12772</a> </td>
    695. 

  695. <td align="left"> NetworkTopologyWithNodeGroup.getNodeGroup() can loop infinitely for invalid &#x2018;loc&#x2019; values </td>
    696. 

  696. <td align="left">  Minor </td>
    697. 

  697. <td align="left"> . </td>
    698. 

  698. <td align="left"> Kuhu Shukla </td>
    699. 

  699. <td align="left"> Kuhu Shukla </td></tr>
    700. 

  700. <tr class="b">
    701. 

  701. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12805">HADOOP-12805</a> </td>
    702. 

  702. <td align="left"> Annotate CanUnbuffer with @InterfaceAudience.Public </td>
    703. 

  703. <td align="left">  Major </td>
    704. 

  704. <td align="left"> . </td>
    705. 

  705. <td align="left"> Ted Yu </td>
    706. 

  706. <td align="left"> Ted Yu </td></tr>
    707. 

  707. <tr class="a">
    708. 

  708. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4690">YARN-4690</a> </td>
    709. 

  709. <td align="left"> Skip object allocation in FSAppAttempt#getResourceUsage when possible </td>
    710. 

  710. <td align="left">  Major </td>
    711. 

  711. <td align="left"> . </td>
    712. 

  712. <td align="left"> Ming Ma </td>
    713. 

  713. <td align="left"> Ming Ma </td></tr>
    714. 

  714. <tr class="b">
    715. 

  715. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-4946">HDFS-4946</a> </td>
    716. 

  716. <td align="left"> Allow preferLocalNode in BlockPlacementPolicyDefault to be configurable </td>
    717. 

  717. <td align="left">  Major </td>
    718. 

  718. <td align="left"> namenode </td>
    719. 

  719. <td align="left"> James Kinley </td>
    720. 

  720. <td align="left"> Nathan Roberts </td></tr>
    721. 

  721. <tr class="a">
    722. 

  722. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12794">HADOOP-12794</a> </td>
    723. 

  723. <td align="left"> Support additional compression levels for GzipCodec </td>
    724. 

  724. <td align="left">  Major </td>
    725. 

  725. <td align="left"> io </td>
    726. 

  726. <td align="left"> Ravi Mutyala </td>
    727. 

  727. <td align="left"> Ravi Mutyala </td></tr>
    728. 

  728. <tr class="b">
    729. 

  729. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12800">HADOOP-12800</a> </td>
    730. 

  730. <td align="left"> Copy docker directory from 2.8 to 2.7/2.6 repos to enable pre-commit Jenkins runs </td>
    731. 

  731. <td align="left">  Major </td>
    732. 

  732. <td align="left"> build, yetus </td>
    733. 

  733. <td align="left"> Zhe Zhang </td>
    734. 

  734. <td align="left"> Zhe Zhang </td></tr>
    735. 

  735. <tr class="a">
    736. 

  736. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-8578">HDFS-8578</a> </td>
    737. 

  737. <td align="left"> On upgrade, Datanode should process all storage/data dirs in parallel </td>
    738. 

  738. <td align="left">  Critical </td>
    739. 

  739. <td align="left"> datanode </td>
    740. 

  740. <td align="left"> Raju Bairishetti </td>
    741. 

  741. <td align="left"> Vinayakumar B </td></tr>
    742. 

  742. <tr class="b">
    743. 

  743. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6622">MAPREDUCE-6622</a> </td>
    744. 

  744. <td align="left"> Add capability to set JHS job cache to a task-based limit </td>
    745. 

  745. <td align="left">  Critical </td>
    746. 

  746. <td align="left"> jobhistoryserver </td>
    747. 

  747. <td align="left"> Ray Chiang </td>
    748. 

  748. <td align="left"> Ray Chiang </td></tr>
    749. 

  749. <tr class="a">
    750. 

  750. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9906">HDFS-9906</a> </td>
    751. 

  751. <td align="left"> Remove spammy log spew when a datanode is restarted </td>
    752. 

  752. <td align="left">  Major </td>
    753. 

  753. <td align="left"> namenode </td>
    754. 

  754. <td align="left"> Elliott Clark </td>
    755. 

  755. <td align="left"> Brahma Reddy Battula </td></tr>
    756. 

  756. <tr class="b">
    757. 

  757. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12789">HADOOP-12789</a> </td>
    758. 

  758. <td align="left"> log classpath of ApplicationClassLoader at INFO level </td>
    759. 

  759. <td align="left">  Minor </td>
    760. 

  760. <td align="left"> util </td>
    761. 

  761. <td align="left"> Sangjin Lee </td>
    762. 

  762. <td align="left"> Sangjin Lee </td></tr>
    763. 

  763. <tr class="a">
    764. 

  764. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9860">HDFS-9860</a> </td>
    765. 

  765. <td align="left"> Backport HDFS-9638 to branch-2.7. </td>
    766. 

  766. <td align="left">  Major </td>
    767. 

  767. <td align="left"> distcp, documentation </td>
    768. 

  768. <td align="left"> Gary Steelman </td>
    769. 

  769. <td align="left"> Wei-Chiu Chuang </td></tr>
    770. 

  770. <tr class="b">
    771. 

  771. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10264">HDFS-10264</a> </td>
    772. 

  772. <td align="left"> Logging improvements in FSImageFormatProtobuf.Saver </td>
    773. 

  773. <td align="left">  Major </td>
    774. 

  774. <td align="left"> namenode </td>
    775. 

  775. <td align="left"> Konstantin Shvachko </td>
    776. 

  776. <td align="left"> Xiaobing Zhou </td></tr>
    777. 

  777. <tr class="a">
    778. 

  778. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13039">HADOOP-13039</a> </td>
    779. 

  779. <td align="left"> Add documentation for configuration property ipc.maximum.data.length for controlling maximum RPC message size. </td>
    780. 

  780. <td align="left">  Major </td>
    781. 

  781. <td align="left"> documentation </td>
    782. 

  782. <td align="left"> Chris Nauroth </td>
    783. 

  783. <td align="left"> Mingliang Liu </td></tr>
    784. 

  784. <tr class="b">
    785. 

  785. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13103">HADOOP-13103</a> </td>
    786. 

  786. <td align="left"> Group resolution from LDAP may fail on javax.naming.ServiceUnavailableException </td>
    787. 

  787. <td align="left">  Minor </td>
    788. 

  788. <td align="left"> security </td>
    789. 

  789. <td align="left"> Tsz Wo Nicholas Sze </td>
    790. 

  790. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    791. 

  791. <tr class="a">
    792. 

  792. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10488">HDFS-10488</a> </td>
    793. 

  793. <td align="left"> Update WebHDFS documentation regarding CREATE and MKDIR default permissions </td>
    794. 

  794. <td align="left">  Minor </td>
    795. 

  795. <td align="left"> documentation, webhdfs </td>
    796. 

  796. <td align="left"> Wellington Chevreuil </td>
    797. 

  797. <td align="left"> Wellington Chevreuil </td></tr>
    798. 

  798. <tr class="b">
    799. 

  799. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13298">HADOOP-13298</a> </td>
    800. 

  800. <td align="left"> Fix the leftover L&amp;N files in hadoop-build-tools/src/main/resources/META-INF/ </td>
    801. 

  801. <td align="left">  Minor </td>
    802. 

  802. <td align="left"> . </td>
    803. 

  803. <td align="left"> Xiao Chen </td>
    804. 

  804. <td align="left"> Tsuyoshi Ozawa </td></tr>
    805. 

  805. </tbody>
    806. 

  806. </table></section><section>
    807. 

  807. <h3><a name="BUG_FIXES:"></a>BUG FIXES:</h3>
    808. 

  808. <table border="0" class="bodyTable">
    809. 

  809. <thead>
    810. 

  810. 

  811. <tr class="a">
    812. 

  812. <th align="left"> JIRA </th>
    813. 

  813. <th align="left"> Summary </th>
    814. 

  814. <th align="left"> Priority </th>
    815. 

  815. <th align="left"> Component </th>
    816. 

  816. <th align="left"> Reporter </th>
    817. 

  817. <th align="left"> Contributor </th></tr>
    818. 

  818. </thead><tbody>
    819. 

  819. 

  820. <tr class="b">
    821. 

  821. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8818">HADOOP-8818</a> </td>
    822. 

  822. <td align="left"> Should use equals() rather than == to compare String or Text in MD5MD5CRC32FileChecksum and TFileDumper </td>
    823. 

  823. <td align="left">  Minor </td>
    824. 

  824. <td align="left"> fs, io </td>
    825. 

  825. <td align="left"> Brandon Li </td>
    826. 

  826. <td align="left"> Brandon Li </td></tr>
    827. 

  827. <tr class="a">
    828. 

  828. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-9121">HADOOP-9121</a> </td>
    829. 

  829. <td align="left"> InodeTree.java has redundant check for vName while throwing exception </td>
    830. 

  830. <td align="left">  Major </td>
    831. 

  831. <td align="left"> fs </td>
    832. 

  832. <td align="left"> Arup Malakar </td>
    833. 

  833. <td align="left"> Arup Malakar </td></tr>
    834. 

  834. <tr class="b">
    835. 

  835. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7817">HADOOP-7817</a> </td>
    836. 

  836. <td align="left"> RawLocalFileSystem.append() should give FSDataOutputStream with accurate .getPos() </td>
    837. 

  837. <td align="left">  Major </td>
    838. 

  838. <td align="left"> fs </td>
    839. 

  839. <td align="left"> Kristofer Tomasette </td>
    840. 

  840. <td align="left"> Kanaka Kumar Avvaru </td></tr>
    841. 

  841. <tr class="a">
    842. 

  842. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6413">MAPREDUCE-6413</a> </td>
    843. 

  843. <td align="left"> TestLocalJobSubmission is failing with unknown host </td>
    844. 

  844. <td align="left">  Major </td>
    845. 

  845. <td align="left"> test </td>
    846. 

  846. <td align="left"> Jason Lowe </td>
    847. 

  847. <td align="left"> zhihai xu </td></tr>
    848. 

  848. <tr class="b">
    849. 

  849. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3695">YARN-3695</a> </td>
    850. 

  850. <td align="left"> ServerProxy (NMProxy, etc.) shouldn&#x2019;t retry forever for non network exception. </td>
    851. 

  851. <td align="left">  Major </td>
    852. 

  852. <td align="left"> . </td>
    853. 

  853. <td align="left"> Junping Du </td>
    854. 

  854. <td align="left"> Raju Bairishetti </td></tr>
    855. 

  855. <tr class="a">
    856. 

  856. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12107">HADOOP-12107</a> </td>
    857. 

  857. <td align="left"> long running apps may have a huge number of StatisticsData instances under FileSystem </td>
    858. 

  858. <td align="left">  Critical </td>
    859. 

  859. <td align="left"> fs </td>
    860. 

  860. <td align="left"> Sangjin Lee </td>
    861. 

  861. <td align="left"> Sangjin Lee </td></tr>
    862. 

  862. <tr class="b">
    863. 

  863. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3849">YARN-3849</a> </td>
    864. 

  864. <td align="left"> Too much of preemption activity causing continuos killing of containers across queues </td>
    865. 

  865. <td align="left">  Critical </td>
    866. 

  866. <td align="left"> capacityscheduler </td>
    867. 

  867. <td align="left"> Sunil Govindan </td>
    868. 

  868. <td align="left"> Sunil Govindan </td></tr>
    869. 

  869. <tr class="a">
    870. 

  870. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-8772">HDFS-8772</a> </td>
    871. 

  871. <td align="left"> Fix TestStandbyIsHot#testDatanodeRestarts which occasionally fails </td>
    872. 

  872. <td align="left">  Major </td>
    873. 

  873. <td align="left"> . </td>
    874. 

  874. <td align="left"> Walter Su </td>
    875. 

  875. <td align="left"> Walter Su </td></tr>
    876. 

  876. <tr class="b">
    877. 

  877. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5817">MAPREDUCE-5817</a> </td>
    878. 

  878. <td align="left"> Mappers get rescheduled on node transition even after all reducers are completed </td>
    879. 

  879. <td align="left">  Major </td>
    880. 

  880. <td align="left"> applicationmaster </td>
    881. 

  881. <td align="left"> Sangjin Lee </td>
    882. 

  882. <td align="left"> Sangjin Lee </td></tr>
    883. 

  883. <tr class="a">
    884. 

  884. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-8845">HDFS-8845</a> </td>
    885. 

  885. <td align="left"> DiskChecker should not traverse the entire tree </td>
    886. 

  886. <td align="left">  Major </td>
    887. 

  887. <td align="left"> . </td>
    888. 

  888. <td align="left"> Chang Li </td>
    889. 

  889. <td align="left"> Chang Li </td></tr>
    890. 

  890. <tr class="b">
    891. 

  891. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4121">YARN-4121</a> </td>
    892. 

  892. <td align="left"> Typos in capacity scheduler documentation. </td>
    893. 

  893. <td align="left">  Trivial </td>
    894. 

  894. <td align="left"> documentation </td>
    895. 

  895. <td align="left"> Kai Sasaki </td>
    896. 

  896. <td align="left"> Kai Sasaki </td></tr>
    897. 

  897. <tr class="a">
    898. 

  898. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-8581">HDFS-8581</a> </td>
    899. 

  899. <td align="left"> ContentSummary on / skips further counts on yielding lock </td>
    900. 

  900. <td align="left">  Minor </td>
    901. 

  901. <td align="left"> namenode </td>
    902. 

  902. <td align="left"> tongshiquan </td>
    903. 

  903. <td align="left"> J.Andreina </td></tr>
    904. 

  904. <tr class="b">
    905. 

  905. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12348">HADOOP-12348</a> </td>
    906. 

  906. <td align="left"> MetricsSystemImpl creates MetricsSourceAdapter with wrong time unit parameter. </td>
    907. 

  907. <td align="left">  Major </td>
    908. 

  908. <td align="left"> metrics </td>
    909. 

  909. <td align="left"> zhihai xu </td>
    910. 

  910. <td align="left"> zhihai xu </td></tr>
    911. 

  911. <tr class="a">
    912. 

  912. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12374">HADOOP-12374</a> </td>
    913. 

  913. <td align="left"> Description of hdfs expunge command is confusing </td>
    914. 

  914. <td align="left">  Major </td>
    915. 

  915. <td align="left"> documentation, trash </td>
    916. 

  916. <td align="left"> Weiwei Yang </td>
    917. 

  917. <td align="left"> Weiwei Yang </td></tr>
    918. 

  918. <tr class="b">
    919. 

  919. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9072">HDFS-9072</a> </td>
    920. 

  920. <td align="left"> Fix random failures in TestJMXGet </td>
    921. 

  921. <td align="left">  Critical </td>
    922. 

  922. <td align="left"> test </td>
    923. 

  923. <td align="left"> J.Andreina </td>
    924. 

  924. <td align="left"> J.Andreina </td></tr>
    925. 

  925. <tr class="a">
    926. 

  926. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6460">MAPREDUCE-6460</a> </td>
    927. 

  927. <td align="left"> TestRMContainerAllocator.testAttemptNotFoundCausesRMCommunicatorException fails </td>
    928. 

  928. <td align="left">  Major </td>
    929. 

  929. <td align="left"> test </td>
    930. 

  930. <td align="left"> zhihai xu </td>
    931. 

  931. <td align="left"> zhihai xu </td></tr>
    932. 

  932. <tr class="b">
    933. 

  933. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6302">MAPREDUCE-6302</a> </td>
    934. 

  934. <td align="left"> Preempt reducers after a configurable timeout irrespective of headroom </td>
    935. 

  935. <td align="left">  Critical </td>
    936. 

  936. <td align="left"> . </td>
    937. 

  937. <td align="left"> mai shurong </td>
    938. 

  938. <td align="left"> Karthik Kambatla </td></tr>
    939. 

  939. <tr class="a">
    940. 

  940. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4288">YARN-4288</a> </td>
    941. 

  941. <td align="left"> NodeManager restart should keep retrying to register to RM while connection exception happens during RM failed over. </td>
    942. 

  942. <td align="left">  Critical </td>
    943. 

  943. <td align="left"> nodemanager </td>
    944. 

  944. <td align="left"> Junping Du </td>
    945. 

  945. <td align="left"> Junping Du </td></tr>
    946. 

  946. <tr class="b">
    947. 

  947. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9313">HDFS-9313</a> </td>
    948. 

  948. <td align="left"> Possible NullPointerException in BlockManager if no excess replica can be chosen </td>
    949. 

  949. <td align="left">  Major </td>
    950. 

  950. <td align="left"> . </td>
    951. 

  951. <td align="left"> Ming Ma </td>
    952. 

  952. <td align="left"> Ming Ma </td></tr>
    953. 

  953. <tr class="a">
    954. 

  954. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12296">HADOOP-12296</a> </td>
    955. 

  955. <td align="left"> when setnetgrent returns 0 in linux, exception should be thrown </td>
    956. 

  956. <td align="left">  Major </td>
    957. 

  957. <td align="left"> . </td>
    958. 

  958. <td align="left"> Chang Li </td>
    959. 

  959. <td align="left"> Chang Li </td></tr>
    960. 

  960. <tr class="b">
    961. 

  961. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-4937">HDFS-4937</a> </td>
    962. 

  962. <td align="left"> ReplicationMonitor can infinite-loop in BlockPlacementPolicyDefault#chooseRandom() </td>
    963. 

  963. <td align="left">  Major </td>
    964. 

  964. <td align="left"> namenode </td>
    965. 

  965. <td align="left"> Kihwal Lee </td>
    966. 

  966. <td align="left"> Kihwal Lee </td></tr>
    967. 

  967. <tr class="a">
    968. 

  968. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6481">HDFS-6481</a> </td>
    969. 

  969. <td align="left"> DatanodeManager#getDatanodeStorageInfos() should check the length of storageIDs </td>
    970. 

  970. <td align="left">  Minor </td>
    971. 

  971. <td align="left"> namenode </td>
    972. 

  972. <td align="left"> Ted Yu </td>
    973. 

  973. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    974. 

  974. <tr class="b">
    975. 

  975. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9383">HDFS-9383</a> </td>
    976. 

  976. <td align="left"> TestByteArrayManager#testByteArrayManager fails </td>
    977. 

  977. <td align="left">  Major </td>
    978. 

  978. <td align="left"> . </td>
    979. 

  979. <td align="left"> Kihwal Lee </td>
    980. 

  980. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    981. 

  981. <tr class="a">
    982. 

  982. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12482">HADOOP-12482</a> </td>
    983. 

  983. <td align="left"> Race condition in JMX cache update </td>
    984. 

  984. <td align="left">  Major </td>
    985. 

  985. <td align="left"> . </td>
    986. 

  986. <td align="left"> Tony Wu </td>
    987. 

  987. <td align="left"> Tony Wu </td></tr>
    988. 

  988. <tr class="b">
    989. 

  989. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4347">YARN-4347</a> </td>
    990. 

  990. <td align="left"> Resource manager fails with Null pointer exception </td>
    991. 

  991. <td align="left">  Major </td>
    992. 

  992. <td align="left"> yarn </td>
    993. 

  993. <td align="left"> Yesha Vora </td>
    994. 

  994. <td align="left"> Jian He </td></tr>
    995. 

  995. <tr class="a">
    996. 

  996. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12545">HADOOP-12545</a> </td>
    997. 

  997. <td align="left"> Hadoop javadoc has broken links for AccessControlList, ImpersonationProvider, DefaultImpersonationProvider, and DistCp </td>
    998. 

  998. <td align="left">  Major </td>
    999. 

  999. <td align="left"> documentation </td>
    1000. 

  1000. <td align="left"> Mohammad Arshad </td>
    1001. 

  1001. <td align="left"> Mohammad Arshad </td></tr>
    1002. 

  1002. <tr class="b">
    1003. 

  1003. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4374">YARN-4374</a> </td>
    1004. 

  1004. <td align="left"> RM capacity scheduler UI rounds user limit factor </td>
    1005. 

  1005. <td align="left">  Major </td>
    1006. 

  1006. <td align="left"> capacityscheduler </td>
    1007. 

  1007. <td align="left"> Chang Li </td>
    1008. 

  1008. <td align="left"> Chang Li </td></tr>
    1009. 

  1009. <tr class="a">
    1010. 

  1010. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3769">YARN-3769</a> </td>
    1011. 

  1011. <td align="left"> Consider user limit when calculating total pending resource for preemption policy in Capacity Scheduler </td>
    1012. 

  1012. <td align="left">  Major </td>
    1013. 

  1013. <td align="left"> capacityscheduler </td>
    1014. 

  1014. <td align="left"> Eric Payne </td>
    1015. 

  1015. <td align="left"> Eric Payne </td></tr>
    1016. 

  1016. <tr class="b">
    1017. 

  1017. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4380">YARN-4380</a> </td>
    1018. 

  1018. <td align="left"> TestResourceLocalizationService.testDownloadingResourcesOnContainerKill fails intermittently </td>
    1019. 

  1019. <td align="left">  Major </td>
    1020. 

  1020. <td align="left"> test </td>
    1021. 

  1021. <td align="left"> Tsuyoshi Ozawa </td>
    1022. 

  1022. <td align="left"> Varun Saxena </td></tr>
    1023. 

  1023. <tr class="a">
    1024. 

  1024. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4398">YARN-4398</a> </td>
    1025. 

  1025. <td align="left"> Yarn recover functionality causes the cluster running slowly and the cluster usage rate is far below 100 </td>
    1026. 

  1026. <td align="left">  Major </td>
    1027. 

  1027. <td align="left"> resourcemanager </td>
    1028. 

  1028. <td align="left"> NING DING </td>
    1029. 

  1029. <td align="left"> NING DING </td></tr>
    1030. 

  1030. <tr class="b">
    1031. 

  1031. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12565">HADOOP-12565</a> </td>
    1032. 

  1032. <td align="left"> Replace DSA with RSA for SSH key type in SingleCluster.md </td>
    1033. 

  1033. <td align="left">  Minor </td>
    1034. 

  1034. <td align="left"> documentation </td>
    1035. 

  1035. <td align="left"> Alexander Veit </td>
    1036. 

  1036. <td align="left"> Mingliang Liu </td></tr>
    1037. 

  1037. <tr class="a">
    1038. 

  1038. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4422">YARN-4422</a> </td>
    1039. 

  1039. <td align="left"> Generic AHS sometimes doesn&#x2019;t show started, node, or logs on App page </td>
    1040. 

  1040. <td align="left">  Major </td>
    1041. 

  1041. <td align="left"> . </td>
    1042. 

  1042. <td align="left"> Eric Payne </td>
    1043. 

  1043. <td align="left"> Eric Payne </td></tr>
    1044. 

  1044. <tr class="b">
    1045. 

  1045. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12602">HADOOP-12602</a> </td>
    1046. 

  1046. <td align="left"> TestMetricsSystemImpl#testQSize occasionally fail </td>
    1047. 

  1047. <td align="left">  Major </td>
    1048. 

  1048. <td align="left"> test </td>
    1049. 

  1049. <td align="left"> Wei-Chiu Chuang </td>
    1050. 

  1050. <td align="left"> Masatake Iwasaki </td></tr>
    1051. 

  1051. <tr class="a">
    1052. 

  1052. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4439">YARN-4439</a> </td>
    1053. 

  1053. <td align="left"> Clarify NMContainerStatus#toString method. </td>
    1054. 

  1054. <td align="left">  Major </td>
    1055. 

  1055. <td align="left"> . </td>
    1056. 

  1056. <td align="left"> Jian He </td>
    1057. 

  1057. <td align="left"> Jian He </td></tr>
    1058. 

  1058. <tr class="b">
    1059. 

  1059. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9516">HDFS-9516</a> </td>
    1060. 

  1060. <td align="left"> truncate file fails with data dirs on multiple disks </td>
    1061. 

  1061. <td align="left">  Major </td>
    1062. 

  1062. <td align="left"> datanode </td>
    1063. 

  1063. <td align="left"> Bogdan Raducanu </td>
    1064. 

  1064. <td align="left"> Plamen Jeliazkov </td></tr>
    1065. 

  1065. <tr class="a">
    1066. 

  1066. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4452">YARN-4452</a> </td>
    1067. 

  1067. <td align="left"> NPE when submit Unmanaged application </td>
    1068. 

  1068. <td align="left">  Critical </td>
    1069. 

  1069. <td align="left"> . </td>
    1070. 

  1070. <td align="left"> Naganarasimha G R </td>
    1071. 

  1071. <td align="left"> Naganarasimha G R </td></tr>
    1072. 

  1072. <tr class="b">
    1073. 

  1073. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9533">HDFS-9533</a> </td>
    1074. 

  1074. <td align="left"> seen_txid in the shared edits directory is modified during bootstrapping </td>
    1075. 

  1075. <td align="left">  Major </td>
    1076. 

  1076. <td align="left"> ha, namenode </td>
    1077. 

  1077. <td align="left"> Kihwal Lee </td>
    1078. 

  1078. <td align="left"> Kihwal Lee </td></tr>
    1079. 

  1079. <tr class="a">
    1080. 

  1080. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9347">HDFS-9347</a> </td>
    1081. 

  1081. <td align="left"> Invariant assumption in TestQuorumJournalManager.shutdown() is wrong </td>
    1082. 

  1082. <td align="left">  Major </td>
    1083. 

  1083. <td align="left"> test </td>
    1084. 

  1084. <td align="left"> Wei-Chiu Chuang </td>
    1085. 

  1085. <td align="left"> Wei-Chiu Chuang </td></tr>
    1086. 

  1086. <tr class="b">
    1087. 

  1087. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12636">HADOOP-12636</a> </td>
    1088. 

  1088. <td align="left"> Prevent ServiceLoader failure init for unused FileSystems </td>
    1089. 

  1089. <td align="left">  Major </td>
    1090. 

  1090. <td align="left"> fs </td>
    1091. 

  1091. <td align="left"> &#xcd;&#xf1;igo Goiri </td>
    1092. 

  1092. <td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
    1093. 

  1093. <tr class="a">
    1094. 

  1094. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6583">MAPREDUCE-6583</a> </td>
    1095. 

  1095. <td align="left"> Clarify confusing sentence in MapReduce tutorial document </td>
    1096. 

  1096. <td align="left">  Minor </td>
    1097. 

  1097. <td align="left"> documentation </td>
    1098. 

  1098. <td align="left"> chris snow </td>
    1099. 

  1099. <td align="left"> Kai Sasaki </td></tr>
    1100. 

  1100. <tr class="b">
    1101. 

  1101. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9505">HDFS-9505</a> </td>
    1102. 

  1102. <td align="left"> HDFS Architecture documentation needs to be refreshed. </td>
    1103. 

  1103. <td align="left">  Major </td>
    1104. 

  1104. <td align="left"> documentation </td>
    1105. 

  1105. <td align="left"> Chris Nauroth </td>
    1106. 

  1106. <td align="left"> Masatake Iwasaki </td></tr>
    1107. 

  1107. <tr class="a">
    1108. 

  1108. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-7163">HDFS-7163</a> </td>
    1109. 

  1109. <td align="left"> WebHdfsFileSystem should retry reads according to the configured retry policy. </td>
    1110. 

  1110. <td align="left">  Major </td>
    1111. 

  1111. <td align="left"> webhdfs </td>
    1112. 

  1112. <td align="left"> Eric Payne </td>
    1113. 

  1113. <td align="left"> Eric Payne </td></tr>
    1114. 

  1114. <tr class="b">
    1115. 

  1115. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12559">HADOOP-12559</a> </td>
    1116. 

  1116. <td align="left"> KMS connection failures should trigger TGT renewal </td>
    1117. 

  1117. <td align="left">  Major </td>
    1118. 

  1118. <td align="left"> security </td>
    1119. 

  1119. <td align="left"> Zhe Zhang </td>
    1120. 

  1120. <td align="left"> Zhe Zhang </td></tr>
    1121. 

  1121. <tr class="a">
    1122. 

  1122. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12682">HADOOP-12682</a> </td>
    1123. 

  1123. <td align="left"> Fix TestKMS#testKMSRestart* failure </td>
    1124. 

  1124. <td align="left">  Major </td>
    1125. 

  1125. <td align="left"> . </td>
    1126. 

  1126. <td align="left"> Wei-Chiu Chuang </td>
    1127. 

  1127. <td align="left"> Wei-Chiu Chuang </td></tr>
    1128. 

  1128. <tr class="b">
    1129. 

  1129. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6577">MAPREDUCE-6577</a> </td>
    1130. 

  1130. <td align="left"> MR AM unable to load native library without MR_AM_ADMIN_USER_ENV set </td>
    1131. 

  1131. <td align="left">  Critical </td>
    1132. 

  1132. <td align="left"> mr-am </td>
    1133. 

  1133. <td align="left"> Sangjin Lee </td>
    1134. 

  1134. <td align="left"> Sangjin Lee </td></tr>
    1135. 

  1135. <tr class="a">
    1136. 

  1136. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4546">YARN-4546</a> </td>
    1137. 

  1137. <td align="left"> ResourceManager crash due to scheduling opportunity overflow </td>
    1138. 

  1138. <td align="left">  Critical </td>
    1139. 

  1139. <td align="left"> resourcemanager </td>
    1140. 

  1140. <td align="left"> Jason Lowe </td>
    1141. 

  1141. <td align="left"> Jason Lowe </td></tr>
    1142. 

  1142. <tr class="b">
    1143. 

  1143. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9600">HDFS-9600</a> </td>
    1144. 

  1144. <td align="left"> do not check replication if the block is under construction </td>
    1145. 

  1145. <td align="left">  Critical </td>
    1146. 

  1146. <td align="left"> . </td>
    1147. 

  1147. <td align="left"> Phil Yang </td>
    1148. 

  1148. <td align="left"> Phil Yang </td></tr>
    1149. 

  1149. <tr class="a">
    1150. 

  1150. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12613">HADOOP-12613</a> </td>
    1151. 

  1151. <td align="left"> TestFind.processArguments occasionally fails </td>
    1152. 

  1152. <td align="left">  Major </td>
    1153. 

  1153. <td align="left"> test </td>
    1154. 

  1154. <td align="left"> Wei-Chiu Chuang </td>
    1155. 

  1155. <td align="left"> Wei-Chiu Chuang </td></tr>
    1156. 

  1156. <tr class="b">
    1157. 

  1157. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4414">YARN-4414</a> </td>
    1158. 

  1158. <td align="left"> Nodemanager connection errors are retried at multiple levels </td>
    1159. 

  1159. <td align="left">  Major </td>
    1160. 

  1160. <td align="left"> nodemanager </td>
    1161. 

  1161. <td align="left"> Jason Lowe </td>
    1162. 

  1162. <td align="left"> Chang Li </td></tr>
    1163. 

  1163. <tr class="a">
    1164. 

  1164. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9648">HDFS-9648</a> </td>
    1165. 

  1165. <td align="left"> TestStartup.testImageChecksum is broken by HDFS-9569&#x2019;s message change </td>
    1166. 

  1166. <td align="left">  Trivial </td>
    1167. 

  1167. <td align="left"> namenode </td>
    1168. 

  1168. <td align="left"> Wei-Chiu Chuang </td>
    1169. 

  1169. <td align="left"> Wei-Chiu Chuang </td></tr>
    1170. 

  1170. <tr class="b">
    1171. 

  1171. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12706">HADOOP-12706</a> </td>
    1172. 

  1172. <td align="left"> TestLocalFsFCStatistics#testStatisticsThreadLocalDataCleanUp times out occasionally </td>
    1173. 

  1173. <td align="left">  Major </td>
    1174. 

  1174. <td align="left"> test </td>
    1175. 

  1175. <td align="left"> Jason Lowe </td>
    1176. 

  1176. <td align="left"> Sangjin Lee </td></tr>
    1177. 

  1177. <tr class="a">
    1178. 

  1178. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4581">YARN-4581</a> </td>
    1179. 

  1179. <td align="left"> AHS writer thread leak makes RM crash while RM is recovering </td>
    1180. 

  1180. <td align="left">  Major </td>
    1181. 

  1181. <td align="left"> resourcemanager </td>
    1182. 

  1182. <td align="left"> sandflee </td>
    1183. 

  1183. <td align="left"> sandflee </td></tr>
    1184. 

  1184. <tr class="b">
    1185. 

  1185. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6554">MAPREDUCE-6554</a> </td>
    1186. 

  1186. <td align="left"> MRAppMaster servicestart failing  with NPE in MRAppMaster#parsePreviousJobHistory </td>
    1187. 

  1187. <td align="left">  Critical </td>
    1188. 

  1188. <td align="left"> . </td>
    1189. 

  1189. <td align="left"> Bibin A Chundatt </td>
    1190. 

  1190. <td align="left"> Bibin A Chundatt </td></tr>
    1191. 

  1191. <tr class="a">
    1192. 

  1192. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9661">HDFS-9661</a> </td>
    1193. 

  1193. <td align="left"> Deadlock in DN.FsDatasetImpl between moveBlockAcrossStorage and createRbw </td>
    1194. 

  1194. <td align="left">  Major </td>
    1195. 

  1195. <td align="left"> datanode </td>
    1196. 

  1196. <td align="left"> ade </td>
    1197. 

  1197. <td align="left"> ade </td></tr>
    1198. 

  1198. <tr class="b">
    1199. 

  1199. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9625">HDFS-9625</a> </td>
    1200. 

  1200. <td align="left"> set replication for empty file  failed when set storage policy </td>
    1201. 

  1201. <td align="left">  Major </td>
    1202. 

  1202. <td align="left"> namenode </td>
    1203. 

  1203. <td align="left"> DENG FEI </td>
    1204. 

  1204. <td align="left"> DENG FEI </td></tr>
    1205. 

  1205. <tr class="a">
    1206. 

  1206. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9634">HDFS-9634</a> </td>
    1207. 

  1207. <td align="left"> webhdfs client side exceptions don&#x2019;t provide enough details </td>
    1208. 

  1208. <td align="left">  Major </td>
    1209. 

  1209. <td align="left"> webhdfs </td>
    1210. 

  1210. <td align="left"> Eric Payne </td>
    1211. 

  1211. <td align="left"> Eric Payne </td></tr>
    1212. 

  1212. <tr class="b">
    1213. 

  1213. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4610">YARN-4610</a> </td>
    1214. 

  1214. <td align="left"> Reservations continue looking for one app causes other apps to starve </td>
    1215. 

  1215. <td align="left">  Blocker </td>
    1216. 

  1216. <td align="left"> capacityscheduler </td>
    1217. 

  1217. <td align="left"> Jason Lowe </td>
    1218. 

  1218. <td align="left"> Jason Lowe </td></tr>
    1219. 

  1219. <tr class="a">
    1220. 

  1220. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4598">YARN-4598</a> </td>
    1221. 

  1221. <td align="left"> Invalid event: RESOURCE_FAILED at CONTAINER_CLEANEDUP_AFTER_KILL </td>
    1222. 

  1222. <td align="left">  Major </td>
    1223. 

  1223. <td align="left"> nodemanager </td>
    1224. 

  1224. <td align="left"> tangshangwen </td>
    1225. 

  1225. <td align="left"> tangshangwen </td></tr>
    1226. 

  1226. <tr class="b">
    1227. 

  1227. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9690">HDFS-9690</a> </td>
    1228. 

  1228. <td align="left"> ClientProtocol.addBlock is not idempotent after HDFS-8071 </td>
    1229. 

  1229. <td align="left">  Major </td>
    1230. 

  1230. <td align="left"> namenode </td>
    1231. 

  1231. <td align="left"> Tsz Wo Nicholas Sze </td>
    1232. 

  1232. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    1233. 

  1233. <tr class="a">
    1234. 

  1234. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6619">MAPREDUCE-6619</a> </td>
    1235. 

  1235. <td align="left"> HADOOP_CLASSPATH is overwritten in MR container </td>
    1236. 

  1236. <td align="left">  Major </td>
    1237. 

  1237. <td align="left"> mrv2 </td>
    1238. 

  1238. <td align="left"> shanyu zhao </td>
    1239. 

  1239. <td align="left"> Junping Du </td></tr>
    1240. 

  1240. <tr class="b">
    1241. 

  1241. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4428">YARN-4428</a> </td>
    1242. 

  1242. <td align="left"> Redirect RM page to AHS page when AHS turned on and RM page is not available </td>
    1243. 

  1243. <td align="left">  Major </td>
    1244. 

  1244. <td align="left"> . </td>
    1245. 

  1245. <td align="left"> Chang Li </td>
    1246. 

  1246. <td align="left"> Chang Li </td></tr>
    1247. 

  1247. <tr class="a">
    1248. 

  1248. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6618">MAPREDUCE-6618</a> </td>
    1249. 

  1249. <td align="left"> YarnClientProtocolProvider leaking the YarnClient thread. </td>
    1250. 

  1250. <td align="left">  Major </td>
    1251. 

  1251. <td align="left"> . </td>
    1252. 

  1252. <td align="left"> Xuan Gong </td>
    1253. 

  1253. <td align="left"> Xuan Gong </td></tr>
    1254. 

  1254. <tr class="b">
    1255. 

  1255. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3102">YARN-3102</a> </td>
    1256. 

  1256. <td align="left"> Decommisioned Nodes not listed in Web UI </td>
    1257. 

  1257. <td align="left">  Minor </td>
    1258. 

  1258. <td align="left"> resourcemanager </td>
    1259. 

  1259. <td align="left"> Bibin A Chundatt </td>
    1260. 

  1260. <td align="left"> Kuhu Shukla </td></tr>
    1261. 

  1261. <tr class="a">
    1262. 

  1262. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9406">HDFS-9406</a> </td>
    1263. 

  1263. <td align="left"> FSImage may get corrupted after deleting snapshot </td>
    1264. 

  1264. <td align="left">  Major </td>
    1265. 

  1265. <td align="left"> namenode </td>
    1266. 

  1266. <td align="left"> Stanislav Antic </td>
    1267. 

  1267. <td align="left"> Yongjun Zhang </td></tr>
    1268. 

  1268. <tr class="b">
    1269. 

  1269. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6621">MAPREDUCE-6621</a> </td>
    1270. 

  1270. <td align="left"> Memory Leak in JobClient#submitJobInternal() </td>
    1271. 

  1271. <td align="left">  Major </td>
    1272. 

  1272. <td align="left"> . </td>
    1273. 

  1273. <td align="left"> Xuan Gong </td>
    1274. 

  1274. <td align="left"> Xuan Gong </td></tr>
    1275. 

  1275. <tr class="a">
    1276. 

  1276. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9740">HDFS-9740</a> </td>
    1277. 

  1277. <td align="left"> Use a reasonable limit in DFSTestUtil.waitForMetric() </td>
    1278. 

  1278. <td align="left">  Major </td>
    1279. 

  1279. <td align="left"> test </td>
    1280. 

  1280. <td align="left"> Kihwal Lee </td>
    1281. 

  1281. <td align="left"> Chang Li </td></tr>
    1282. 

  1282. <tr class="b">
    1283. 

  1283. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12761">HADOOP-12761</a> </td>
    1284. 

  1284. <td align="left"> incremental maven build is not really incremental </td>
    1285. 

  1285. <td align="left">  Minor </td>
    1286. 

  1286. <td align="left"> build </td>
    1287. 

  1287. <td align="left"> Sangjin Lee </td>
    1288. 

  1288. <td align="left"> Sangjin Lee </td></tr>
    1289. 

  1289. <tr class="a">
    1290. 

  1290. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9743">HDFS-9743</a> </td>
    1291. 

  1291. <td align="left"> Fix TestLazyPersistFiles#testFallbackToDiskFull in branch-2.7 </td>
    1292. 

  1292. <td align="left">  Major </td>
    1293. 

  1293. <td align="left"> . </td>
    1294. 

  1294. <td align="left"> Kihwal Lee </td>
    1295. 

  1295. <td align="left"> Kihwal Lee </td></tr>
    1296. 

  1296. <tr class="b">
    1297. 

  1297. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9730">HDFS-9730</a> </td>
    1298. 

  1298. <td align="left"> Storage ID update does not happen when there is a layout change </td>
    1299. 

  1299. <td align="left">  Major </td>
    1300. 

  1300. <td align="left"> datanode </td>
    1301. 

  1301. <td align="left"> Kihwal Lee </td>
    1302. 

  1302. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    1303. 

  1303. <tr class="a">
    1304. 

  1304. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9724">HDFS-9724</a> </td>
    1305. 

  1305. <td align="left"> Degraded performance in WebHDFS listing as it does not reuse ObjectMapper </td>
    1306. 

  1306. <td align="left">  Critical </td>
    1307. 

  1307. <td align="left"> performance </td>
    1308. 

  1308. <td align="left"> Akira Ajisaka </td>
    1309. 

  1309. <td align="left"> Akira Ajisaka </td></tr>
    1310. 

  1310. <tr class="b">
    1311. 

  1311. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12773">HADOOP-12773</a> </td>
    1312. 

  1312. <td align="left"> HBase classes fail to load with client/job classloader enabled </td>
    1313. 

  1313. <td align="left">  Major </td>
    1314. 

  1314. <td align="left"> util </td>
    1315. 

  1315. <td align="left"> Sangjin Lee </td>
    1316. 

  1316. <td align="left"> Sangjin Lee </td></tr>
    1317. 

  1317. <tr class="a">
    1318. 

  1318. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9784">HDFS-9784</a> </td>
    1319. 

  1319. <td align="left"> Example usage is not correct in Transparent Encryption document </td>
    1320. 

  1320. <td align="left">  Major </td>
    1321. 

  1321. <td align="left"> documentation </td>
    1322. 

  1322. <td align="left"> Takashi Ohnishi </td>
    1323. 

  1323. <td align="left"> Takashi Ohnishi </td></tr>
    1324. 

  1324. <tr class="b">
    1325. 

  1325. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9752">HDFS-9752</a> </td>
    1326. 

  1326. <td align="left"> Permanent write failures may happen to slow writers during datanode rolling upgrades </td>
    1327. 

  1327. <td align="left">  Critical </td>
    1328. 

  1328. <td align="left"> . </td>
    1329. 

  1329. <td align="left"> Kihwal Lee </td>
    1330. 

  1330. <td align="left"> Walter Su </td></tr>
    1331. 

  1331. <tr class="a">
    1332. 

  1332. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9779">HDFS-9779</a> </td>
    1333. 

  1333. <td align="left"> TestReplicationPolicyWithNodeGroup NODE variable picks wrong rack value </td>
    1334. 

  1334. <td align="left">  Minor </td>
    1335. 

  1335. <td align="left"> test </td>
    1336. 

  1336. <td align="left"> Kuhu Shukla </td>
    1337. 

  1337. <td align="left"> Kuhu Shukla </td></tr>
    1338. 

  1338. <tr class="b">
    1339. 

  1339. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12792">HADOOP-12792</a> </td>
    1340. 

  1340. <td align="left"> TestUserGroupInformation#testGetServerSideGroups fails in chroot </td>
    1341. 

  1341. <td align="left">  Minor </td>
    1342. 

  1342. <td align="left"> security, test </td>
    1343. 

  1343. <td align="left"> Eric Badger </td>
    1344. 

  1344. <td align="left"> Eric Badger </td></tr>
    1345. 

  1345. <tr class="a">
    1346. 

  1346. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12589">HADOOP-12589</a> </td>
    1347. 

  1347. <td align="left"> Fix intermittent test failure of TestCopyPreserveFlag </td>
    1348. 

  1348. <td align="left">  Major </td>
    1349. 

  1349. <td align="left"> test </td>
    1350. 

  1350. <td align="left"> Tsuyoshi Ozawa </td>
    1351. 

  1351. <td align="left"> Masatake Iwasaki </td></tr>
    1352. 

  1352. <tr class="b">
    1353. 

  1353. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12786">HADOOP-12786</a> </td>
    1354. 

  1354. <td align="left"> &#x201c;hadoop key&#x201d; command usage is not documented </td>
    1355. 

  1355. <td align="left">  Major </td>
    1356. 

  1356. <td align="left"> documentation </td>
    1357. 

  1357. <td align="left"> Akira Ajisaka </td>
    1358. 

  1358. <td align="left"> Xiao Chen </td></tr>
    1359. 

  1359. <tr class="a">
    1360. 

  1360. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9765">HDFS-9765</a> </td>
    1361. 

  1361. <td align="left"> TestBlockScanner#testVolumeIteratorWithCaching fails intermittently </td>
    1362. 

  1362. <td align="left">  Major </td>
    1363. 

  1363. <td align="left"> test </td>
    1364. 

  1364. <td align="left"> Mingliang Liu </td>
    1365. 

  1365. <td align="left"> Akira Ajisaka </td></tr>
    1366. 

  1366. <tr class="b">
    1367. 

  1367. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12810">HADOOP-12810</a> </td>
    1368. 

  1368. <td align="left"> FileSystem#listLocatedStatus causes unnecessary RPC calls </td>
    1369. 

  1369. <td align="left">  Major </td>
    1370. 

  1370. <td align="left"> fs, fs/s3 </td>
    1371. 

  1371. <td align="left"> Ryan Blue </td>
    1372. 

  1372. <td align="left"> Ryan Blue </td></tr>
    1373. 

  1373. <tr class="a">
    1374. 

  1374. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6637">MAPREDUCE-6637</a> </td>
    1375. 

  1375. <td align="left"> Testcase Failure : TestFileInputFormat.testSplitLocationInfo </td>
    1376. 

  1376. <td align="left">  Major </td>
    1377. 

  1377. <td align="left"> test </td>
    1378. 

  1378. <td align="left"> Brahma Reddy Battula </td>
    1379. 

  1379. <td align="left"> Brahma Reddy Battula </td></tr>
    1380. 

  1380. <tr class="b">
    1381. 

  1381. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4707">YARN-4707</a> </td>
    1382. 

  1382. <td align="left"> Remove the extra char (&gt;) from SecureContainer.md </td>
    1383. 

  1383. <td align="left">  Major </td>
    1384. 

  1384. <td align="left"> documentation </td>
    1385. 

  1385. <td align="left"> Brahma Reddy Battula </td>
    1386. 

  1386. <td align="left"> Brahma Reddy Battula </td></tr>
    1387. 

  1387. <tr class="a">
    1388. 

  1388. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6635">MAPREDUCE-6635</a> </td>
    1389. 

  1389. <td align="left"> Unsafe long to int conversion in UncompressedSplitLineReader and IndexOutOfBoundsException </td>
    1390. 

  1390. <td align="left">  Critical </td>
    1391. 

  1391. <td align="left"> . </td>
    1392. 

  1392. <td align="left"> Sergey Shelukhin </td>
    1393. 

  1393. <td align="left"> Junping Du </td></tr>
    1394. 

  1394. <tr class="b">
    1395. 

  1395. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-2046">YARN-2046</a> </td>
    1396. 

  1396. <td align="left"> Out of band heartbeats are sent only on container kill and possibly too early </td>
    1397. 

  1397. <td align="left">  Major </td>
    1398. 

  1398. <td align="left"> nodemanager </td>
    1399. 

  1399. <td align="left"> Jason Lowe </td>
    1400. 

  1400. <td align="left"> Ming Ma </td></tr>
    1401. 

  1401. <tr class="a">
    1402. 

  1402. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4722">YARN-4722</a> </td>
    1403. 

  1403. <td align="left"> AsyncDispatcher logs redundant event queue sizes </td>
    1404. 

  1404. <td align="left">  Major </td>
    1405. 

  1405. <td align="left"> . </td>
    1406. 

  1406. <td align="left"> Jason Lowe </td>
    1407. 

  1407. <td align="left"> Jason Lowe </td></tr>
    1408. 

  1408. <tr class="b">
    1409. 

  1409. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4723">YARN-4723</a> </td>
    1410. 

  1410. <td align="left"> NodesListManager$UnknownNodeId ClassCastException </td>
    1411. 

  1411. <td align="left">  Critical </td>
    1412. 

  1412. <td align="left"> resourcemanager </td>
    1413. 

  1413. <td align="left"> Jason Lowe </td>
    1414. 

  1414. <td align="left"> Kuhu Shukla </td></tr>
    1415. 

  1415. <tr class="a">
    1416. 

  1416. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9864">HDFS-9864</a> </td>
    1417. 

  1417. <td align="left"> Correct reference for RENEWDELEGATIONTOKEN and CANCELDELEGATIONTOKEN in webhdfs doc </td>
    1418. 

  1418. <td align="left">  Major </td>
    1419. 

  1419. <td align="left"> documentation </td>
    1420. 

  1420. <td align="left"> Brahma Reddy Battula </td>
    1421. 

  1421. <td align="left"> Brahma Reddy Battula </td></tr>
    1422. 

  1422. <tr class="b">
    1423. 

  1423. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9880">HDFS-9880</a> </td>
    1424. 

  1424. <td align="left"> TestDatanodeRegistration fails occasionally </td>
    1425. 

  1425. <td align="left">  Major </td>
    1426. 

  1426. <td align="left"> test </td>
    1427. 

  1427. <td align="left"> Kihwal Lee </td>
    1428. 

  1428. <td align="left"> Kihwal Lee </td></tr>
    1429. 

  1429. <tr class="a">
    1430. 

  1430. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9766">HDFS-9766</a> </td>
    1431. 

  1431. <td align="left"> TestDataNodeMetrics#testDataNodeTimeSpend fails intermittently </td>
    1432. 

  1432. <td align="left">  Major </td>
    1433. 

  1433. <td align="left"> test </td>
    1434. 

  1434. <td align="left"> Mingliang Liu </td>
    1435. 

  1435. <td align="left"> Xiao Chen </td></tr>
    1436. 

  1436. <tr class="b">
    1437. 

  1437. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9851">HDFS-9851</a> </td>
    1438. 

  1438. <td align="left"> Name node throws NPE when setPermission is called on a path that does not exist </td>
    1439. 

  1439. <td align="left">  Critical </td>
    1440. 

  1440. <td align="left"> namenode </td>
    1441. 

  1441. <td align="left"> David Yan </td>
    1442. 

  1442. <td align="left"> Brahma Reddy Battula </td></tr>
    1443. 

  1443. <tr class="a">
    1444. 

  1444. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12870">HADOOP-12870</a> </td>
    1445. 

  1445. <td align="left"> Fix typo admininistration in CommandsManual.md </td>
    1446. 

  1446. <td align="left">  Minor </td>
    1447. 

  1447. <td align="left"> documentation </td>
    1448. 

  1448. <td align="left"> Akira Ajisaka </td>
    1449. 

  1449. <td align="left"> John Zhuge </td></tr>
    1450. 

  1450. <tr class="b">
    1451. 

  1451. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9048">HDFS-9048</a> </td>
    1452. 

  1452. <td align="left"> DistCp documentation is out-of-dated </td>
    1453. 

  1453. <td align="left">  Major </td>
    1454. 

  1454. <td align="left"> . </td>
    1455. 

  1455. <td align="left"> Haohui Mai </td>
    1456. 

  1456. <td align="left"> Daisuke Kobayashi </td></tr>
    1457. 

  1457. <tr class="a">
    1458. 

  1458. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12871">HADOOP-12871</a> </td>
    1459. 

  1459. <td align="left"> Fix dead link to NativeLibraries.html in CommandsManual.md </td>
    1460. 

  1460. <td align="left">  Minor </td>
    1461. 

  1461. <td align="left"> documentation </td>
    1462. 

  1462. <td align="left"> Akira Ajisaka </td>
    1463. 

  1463. <td align="left"> Brahma Reddy Battula </td></tr>
    1464. 

  1464. <tr class="b">
    1465. 

  1465. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12872">HADOOP-12872</a> </td>
    1466. 

  1466. <td align="left"> Fix formatting in ServiceLevelAuth.md </td>
    1467. 

  1467. <td align="left">  Trivial </td>
    1468. 

  1468. <td align="left"> documentation </td>
    1469. 

  1469. <td align="left"> Akira Ajisaka </td>
    1470. 

  1470. <td align="left"> Brahma Reddy Battula </td></tr>
    1471. 

  1471. <tr class="a">
    1472. 

  1472. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4785">MAPREDUCE-4785</a> </td>
    1473. 

  1473. <td align="left"> TestMRApp occasionally fails </td>
    1474. 

  1474. <td align="left">  Major </td>
    1475. 

  1475. <td align="left"> mrv2, test </td>
    1476. 

  1476. <td align="left"> Jason Lowe </td>
    1477. 

  1477. <td align="left"> Haibo Chen </td></tr>
    1478. 

  1478. <tr class="b">
    1479. 

  1479. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4761">YARN-4761</a> </td>
    1480. 

  1480. <td align="left"> NMs reconnecting with changed capabilities can lead to wrong cluster resource calculations on fair scheduler </td>
    1481. 

  1481. <td align="left">  Major </td>
    1482. 

  1482. <td align="left"> fairscheduler </td>
    1483. 

  1483. <td align="left"> Sangjin Lee </td>
    1484. 

  1484. <td align="left"> Sangjin Lee </td></tr>
    1485. 

  1485. <tr class="a">
    1486. 

  1486. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4760">YARN-4760</a> </td>
    1487. 

  1487. <td align="left"> proxy redirect to history server uses wrong URL </td>
    1488. 

  1488. <td align="left">  Major </td>
    1489. 

  1489. <td align="left"> webapp </td>
    1490. 

  1490. <td align="left"> Jason Lowe </td>
    1491. 

  1491. <td align="left"> Eric Badger </td></tr>
    1492. 

  1492. <tr class="b">
    1493. 

  1493. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9865">HDFS-9865</a> </td>
    1494. 

  1494. <td align="left"> TestBlockReplacement fails intermittently in trunk </td>
    1495. 

  1495. <td align="left">  Major </td>
    1496. 

  1496. <td align="left"> test </td>
    1497. 

  1497. <td align="left"> Yiqun Lin </td>
    1498. 

  1498. <td align="left"> Yiqun Lin </td></tr>
    1499. 

  1499. <tr class="a">
    1500. 

  1500. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9812">HDFS-9812</a> </td>
    1501. 

  1501. <td align="left"> Streamer threads leak if failure happens when closing DFSOutputStream </td>
    1502. 

  1502. <td align="left">  Major </td>
    1503. 

  1503. <td align="left"> hdfs-client </td>
    1504. 

  1504. <td align="left"> Yiqun Lin </td>
    1505. 

  1505. <td align="left"> Yiqun Lin </td></tr>
    1506. 

  1506. <tr class="b">
    1507. 

  1507. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12688">HADOOP-12688</a> </td>
    1508. 

  1508. <td align="left"> Fix deadlinks in Compatibility.md </td>
    1509. 

  1509. <td align="left">  Major </td>
    1510. 

  1510. <td align="left"> documentation </td>
    1511. 

  1511. <td align="left"> Akira Ajisaka </td>
    1512. 

  1512. <td align="left"> Gabor Liptak </td></tr>
    1513. 

  1513. <tr class="a">
    1514. 

  1514. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9904">HDFS-9904</a> </td>
    1515. 

  1515. <td align="left"> testCheckpointCancellationDuringUpload occasionally fails </td>
    1516. 

  1516. <td align="left">  Major </td>
    1517. 

  1517. <td align="left"> test </td>
    1518. 

  1518. <td align="left"> Kihwal Lee </td>
    1519. 

  1519. <td align="left"> Yiqun Lin </td></tr>
    1520. 

  1520. <tr class="b">
    1521. 

  1521. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6645">MAPREDUCE-6645</a> </td>
    1522. 

  1522. <td align="left"> TestWordStats outputs logs under directories other than target/test-dir </td>
    1523. 

  1523. <td align="left">  Major </td>
    1524. 

  1524. <td align="left"> test </td>
    1525. 

  1525. <td align="left"> Akira Ajisaka </td>
    1526. 

  1526. <td align="left"> Gabor Liptak </td></tr>
    1527. 

  1527. <tr class="a">
    1528. 

  1528. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9874">HDFS-9874</a> </td>
    1529. 

  1529. <td align="left"> Long living DataXceiver threads cause volume shutdown to block. </td>
    1530. 

  1530. <td align="left">  Critical </td>
    1531. 

  1531. <td align="left"> datanode </td>
    1532. 

  1532. <td align="left"> Rushabh S Shah </td>
    1533. 

  1533. <td align="left"> Rushabh S Shah </td></tr>
    1534. 

  1534. <tr class="b">
    1535. 

  1535. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4686">YARN-4686</a> </td>
    1536. 

  1536. <td align="left"> MiniYARNCluster.start() returns before cluster is completely started </td>
    1537. 

  1537. <td align="left">  Major </td>
    1538. 

  1538. <td align="left"> test </td>
    1539. 

  1539. <td align="left"> Rohith Sharma K S </td>
    1540. 

  1540. <td align="left"> Eric Badger </td></tr>
    1541. 

  1541. <tr class="a">
    1542. 

  1542. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6363">MAPREDUCE-6363</a> </td>
    1543. 

  1543. <td align="left"> [NNBench] Lease mismatch error when running with multiple mappers </td>
    1544. 

  1544. <td align="left">  Critical </td>
    1545. 

  1545. <td align="left"> benchmarks </td>
    1546. 

  1546. <td align="left"> Brahma Reddy Battula </td>
    1547. 

  1547. <td align="left"> Bibin A Chundatt </td></tr>
    1548. 

  1548. <tr class="b">
    1549. 

  1549. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6580">MAPREDUCE-6580</a> </td>
    1550. 

  1550. <td align="left"> Test failure : TestMRJobsWithProfiler </td>
    1551. 

  1551. <td align="left">  Major </td>
    1552. 

  1552. <td align="left"> . </td>
    1553. 

  1553. <td align="left"> Rohith Sharma K S </td>
    1554. 

  1554. <td align="left"> Eric Badger </td></tr>
    1555. 

  1555. <tr class="a">
    1556. 

  1556. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6656">MAPREDUCE-6656</a> </td>
    1557. 

  1557. <td align="left"> [NNBench] OP_DELETE operation isn&#x2019;t working after MAPREDUCE-6363 </td>
    1558. 

  1558. <td align="left">  Blocker </td>
    1559. 

  1559. <td align="left"> . </td>
    1560. 

  1560. <td align="left"> J.Andreina </td>
    1561. 

  1561. <td align="left"> J.Andreina </td></tr>
    1562. 

  1562. <tr class="b">
    1563. 

  1563. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4850">YARN-4850</a> </td>
    1564. 

  1564. <td align="left"> test-fair-scheduler.xml isn&#x2019;t valid xml </td>
    1565. 

  1565. <td align="left">  Blocker </td>
    1566. 

  1566. <td align="left"> fairscheduler, test </td>
    1567. 

  1567. <td align="left"> Allen Wittenauer </td>
    1568. 

  1568. <td align="left"> Yufei Gu </td></tr>
    1569. 

  1569. <tr class="a">
    1570. 

  1570. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12958">HADOOP-12958</a> </td>
    1571. 

  1571. <td align="left"> PhantomReference for filesystem statistics can trigger OOM </td>
    1572. 

  1572. <td align="left">  Major </td>
    1573. 

  1573. <td align="left"> . </td>
    1574. 

  1574. <td align="left"> Jason Lowe </td>
    1575. 

  1575. <td align="left"> Sangjin Lee </td></tr>
    1576. 

  1576. <tr class="b">
    1577. 

  1577. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10182">HDFS-10182</a> </td>
    1578. 

  1578. <td align="left"> Hedged read might overwrite user&#x2019;s buf </td>
    1579. 

  1579. <td align="left">  Major </td>
    1580. 

  1580. <td align="left"> . </td>
    1581. 

  1581. <td align="left"> zhouyingchao </td>
    1582. 

  1582. <td align="left"> zhouyingchao </td></tr>
    1583. 

  1583. <tr class="a">
    1584. 

  1584. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4773">YARN-4773</a> </td>
    1585. 

  1585. <td align="left"> Log aggregation performs extraneous filesystem operations when rolling log aggregation is disabled </td>
    1586. 

  1586. <td align="left">  Minor </td>
    1587. 

  1587. <td align="left"> nodemanager </td>
    1588. 

  1588. <td align="left"> Jason Lowe </td>
    1589. 

  1589. <td align="left"> Jun Gong </td></tr>
    1590. 

  1590. <tr class="b">
    1591. 

  1591. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9478">HDFS-9478</a> </td>
    1592. 

  1592. <td align="left"> Reason for failing ipc.FairCallQueue contruction should be thrown </td>
    1593. 

  1593. <td align="left">  Minor </td>
    1594. 

  1594. <td align="left"> . </td>
    1595. 

  1595. <td align="left"> Archana T </td>
    1596. 

  1596. <td align="left"> Ajith S </td></tr>
    1597. 

  1597. <tr class="a">
    1598. 

  1598. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12902">HADOOP-12902</a> </td>
    1599. 

  1599. <td align="left"> JavaDocs for SignerSecretProvider are out-of-date in AuthenticationFilter </td>
    1600. 

  1600. <td align="left">  Major </td>
    1601. 

  1601. <td align="left"> documentation </td>
    1602. 

  1602. <td align="left"> Robert Kanter </td>
    1603. 

  1603. <td align="left"> Gabor Liptak </td></tr>
    1604. 

  1604. <tr class="b">
    1605. 

  1605. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4183">YARN-4183</a> </td>
    1606. 

  1606. <td align="left"> Clarify the behavior of timeline service config properties </td>
    1607. 

  1607. <td align="left">  Major </td>
    1608. 

  1608. <td align="left"> . </td>
    1609. 

  1609. <td align="left"> Mit Desai </td>
    1610. 

  1610. <td align="left"> Naganarasimha G R </td></tr>
    1611. 

  1611. <tr class="a">
    1612. 

  1612. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4706">YARN-4706</a> </td>
    1613. 

  1613. <td align="left"> UI Hosting Configuration in TimelineServer doc is broken </td>
    1614. 

  1614. <td align="left">  Critical </td>
    1615. 

  1615. <td align="left"> documentation </td>
    1616. 

  1616. <td align="left"> Akira Ajisaka </td>
    1617. 

  1617. <td align="left"> Akira Ajisaka </td></tr>
    1618. 

  1618. <tr class="b">
    1619. 

  1619. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10178">HDFS-10178</a> </td>
    1620. 

  1620. <td align="left"> Permanent write failures can happen if pipeline recoveries occur for the first packet </td>
    1621. 

  1621. <td align="left">  Critical </td>
    1622. 

  1622. <td align="left"> . </td>
    1623. 

  1623. <td align="left"> Kihwal Lee </td>
    1624. 

  1624. <td align="left"> Kihwal Lee </td></tr>
    1625. 

  1625. <tr class="a">
    1626. 

  1626. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9917">HDFS-9917</a> </td>
    1627. 

  1627. <td align="left"> IBR accumulate more objects when SNN was down for sometime. </td>
    1628. 

  1628. <td align="left">  Critical </td>
    1629. 

  1629. <td align="left"> . </td>
    1630. 

  1630. <td align="left"> Brahma Reddy Battula </td>
    1631. 

  1631. <td align="left"> Brahma Reddy Battula </td></tr>
    1632. 

  1632. <tr class="b">
    1633. 

  1633. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10239">HDFS-10239</a> </td>
    1634. 

  1634. <td align="left"> Fsshell mv fails if port usage doesn&#x2019;t match in src and destination paths </td>
    1635. 

  1635. <td align="left">  Major </td>
    1636. 

  1636. <td align="left"> . </td>
    1637. 

  1637. <td align="left"> Kuhu Shukla </td>
    1638. 

  1638. <td align="left"> Kuhu Shukla </td></tr>
    1639. 

  1639. <tr class="a">
    1640. 

  1640. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4915">YARN-4915</a> </td>
    1641. 

  1641. <td align="left"> Fix typo in YARN Secure Containers documentation </td>
    1642. 

  1642. <td align="left">  Trivial </td>
    1643. 

  1643. <td align="left"> documentation, yarn </td>
    1644. 

  1644. <td align="left"> Takashi Ohnishi </td>
    1645. 

  1645. <td align="left"> Takashi Ohnishi </td></tr>
    1646. 

  1646. <tr class="b">
    1647. 

  1647. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4917">YARN-4917</a> </td>
    1648. 

  1648. <td align="left"> Fix typos in documentation of Capacity Scheduler. </td>
    1649. 

  1649. <td align="left">  Minor </td>
    1650. 

  1650. <td align="left"> documentation </td>
    1651. 

  1651. <td align="left"> Takashi Ohnishi </td>
    1652. 

  1652. <td align="left"> Takashi Ohnishi </td></tr>
    1653. 

  1653. <tr class="a">
    1654. 

  1654. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10261">HDFS-10261</a> </td>
    1655. 

  1655. <td align="left"> TestBookKeeperHACheckpoints doesn&#x2019;t handle ephemeral HTTP ports </td>
    1656. 

  1656. <td align="left">  Major </td>
    1657. 

  1657. <td align="left"> . </td>
    1658. 

  1658. <td align="left"> Eric Badger </td>
    1659. 

  1659. <td align="left"> Eric Badger </td></tr>
    1660. 

  1660. <tr class="b">
    1661. 

  1661. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6670">MAPREDUCE-6670</a> </td>
    1662. 

  1662. <td align="left"> TestJobListCache#testEviction sometimes fails on Windows with timeout </td>
    1663. 

  1663. <td align="left">  Minor </td>
    1664. 

  1664. <td align="left"> test </td>
    1665. 

  1665. <td align="left"> Gergely Nov&#xe1;k </td>
    1666. 

  1666. <td align="left"> Gergely Nov&#xe1;k </td></tr>
    1667. 

  1667. <tr class="a">
    1668. 

  1668. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6633">MAPREDUCE-6633</a> </td>
    1669. 

  1669. <td align="left"> AM should retry map attempts if the reduce task encounters commpression related errors. </td>
    1670. 

  1670. <td align="left">  Major </td>
    1671. 

  1671. <td align="left"> . </td>
    1672. 

  1672. <td align="left"> Rushabh S Shah </td>
    1673. 

  1673. <td align="left"> Rushabh S Shah </td></tr>
    1674. 

  1674. <tr class="b">
    1675. 

  1675. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4938">YARN-4938</a> </td>
    1676. 

  1676. <td align="left"> MiniYarnCluster should not request transitionToActive to RM on non-HA environment </td>
    1677. 

  1677. <td align="left">  Major </td>
    1678. 

  1678. <td align="left"> test </td>
    1679. 

  1679. <td align="left"> Akira Ajisaka </td>
    1680. 

  1680. <td align="left"> Eric Badger </td></tr>
    1681. 

  1681. <tr class="a">
    1682. 

  1682. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12406">HADOOP-12406</a> </td>
    1683. 

  1683. <td align="left"> AbstractMapWritable.readFields throws ClassNotFoundException with custom writables </td>
    1684. 

  1684. <td align="left">  Blocker </td>
    1685. 

  1685. <td align="left"> io </td>
    1686. 

  1686. <td align="left"> Nadeem Douba </td>
    1687. 

  1687. <td align="left"> Nadeem Douba </td></tr>
    1688. 

  1688. <tr class="b">
    1689. 

  1689. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10271">HDFS-10271</a> </td>
    1690. 

  1690. <td align="left"> Extra bytes are getting released from reservedSpace for append </td>
    1691. 

  1691. <td align="left">  Critical </td>
    1692. 

  1692. <td align="left"> . </td>
    1693. 

  1693. <td align="left"> Brahma Reddy Battula </td>
    1694. 

  1694. <td align="left"> Brahma Reddy Battula </td></tr>
    1695. 

  1695. <tr class="a">
    1696. 

  1696. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4794">YARN-4794</a> </td>
    1697. 

  1697. <td align="left"> Deadlock in NMClientImpl </td>
    1698. 

  1698. <td align="left">  Critical </td>
    1699. 

  1699. <td align="left"> . </td>
    1700. 

  1700. <td align="left"> Sumana Sathish </td>
    1701. 

  1701. <td align="left"> Jian He </td></tr>
    1702. 

  1702. <tr class="b">
    1703. 

  1703. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9772">HDFS-9772</a> </td>
    1704. 

  1704. <td align="left"> TestBlockReplacement#testThrottler doesn&#x2019;t work as expected </td>
    1705. 

  1705. <td align="left">  Minor </td>
    1706. 

  1706. <td align="left"> test </td>
    1707. 

  1707. <td align="left"> Yiqun Lin </td>
    1708. 

  1708. <td align="left"> Yiqun Lin </td></tr>
    1709. 

  1709. <tr class="a">
    1710. 

  1710. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4924">YARN-4924</a> </td>
    1711. 

  1711. <td align="left"> NM recovery race can lead to container not cleaned up </td>
    1712. 

  1712. <td align="left">  Major </td>
    1713. 

  1713. <td align="left"> nodemanager </td>
    1714. 

  1714. <td align="left"> Nathan Roberts </td>
    1715. 

  1715. <td align="left"> sandflee </td></tr>
    1716. 

  1716. <tr class="b">
    1717. 

  1717. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12989">HADOOP-12989</a> </td>
    1718. 

  1718. <td align="left"> Some tests in org.apache.hadoop.fs.shell.find occasionally time out </td>
    1719. 

  1719. <td align="left">  Major </td>
    1720. 

  1720. <td align="left"> test </td>
    1721. 

  1721. <td align="left"> Akira Ajisaka </td>
    1722. 

  1722. <td align="left"> Takashi Ohnishi </td></tr>
    1723. 

  1723. <tr class="a">
    1724. 

  1724. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4940">YARN-4940</a> </td>
    1725. 

  1725. <td align="left"> yarn node -list -all failed if RM start with decommissioned node </td>
    1726. 

  1726. <td align="left">  Major </td>
    1727. 

  1727. <td align="left"> . </td>
    1728. 

  1728. <td align="left"> sandflee </td>
    1729. 

  1729. <td align="left"> sandflee </td></tr>
    1730. 

  1730. <tr class="b">
    1731. 

  1731. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10275">HDFS-10275</a> </td>
    1732. 

  1732. <td align="left"> TestDataNodeMetrics failing intermittently due to TotalWriteTime counted incorrectly </td>
    1733. 

  1733. <td align="left">  Major </td>
    1734. 

  1734. <td align="left"> test </td>
    1735. 

  1735. <td align="left"> Yiqun Lin </td>
    1736. 

  1736. <td align="left"> Yiqun Lin </td></tr>
    1737. 

  1737. <tr class="a">
    1738. 

  1738. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6680">MAPREDUCE-6680</a> </td>
    1739. 

  1739. <td align="left"> JHS UserLogDir scan algorithm sometime could skip directory with update in CloudFS (Azure FileSystem, S3, etc.) </td>
    1740. 

  1740. <td align="left">  Major </td>
    1741. 

  1741. <td align="left"> jobhistoryserver </td>
    1742. 

  1742. <td align="left"> Junping Du </td>
    1743. 

  1743. <td align="left"> Junping Du </td></tr>
    1744. 

  1744. <tr class="b">
    1745. 

  1745. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13042">HADOOP-13042</a> </td>
    1746. 

  1746. <td align="left"> Restore lost leveldbjni LICENSE and NOTICE changes </td>
    1747. 

  1747. <td align="left">  Major </td>
    1748. 

  1748. <td align="left"> . </td>
    1749. 

  1749. <td align="left"> Andrew Wang </td>
    1750. 

  1750. <td align="left"> Andrew Wang </td></tr>
    1751. 

  1751. <tr class="a">
    1752. 

  1752. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13043">HADOOP-13043</a> </td>
    1753. 

  1753. <td align="left"> Add LICENSE.txt entries for bundled javascript dependencies </td>
    1754. 

  1754. <td align="left">  Major </td>
    1755. 

  1755. <td align="left"> . </td>
    1756. 

  1756. <td align="left"> Andrew Wang </td>
    1757. 

  1757. <td align="left"> Andrew Wang </td></tr>
    1758. 

  1758. <tr class="b">
    1759. 

  1759. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10319">HDFS-10319</a> </td>
    1760. 

  1760. <td align="left"> Balancer should not try to pair storages with different types </td>
    1761. 

  1761. <td align="left">  Minor </td>
    1762. 

  1762. <td align="left"> balancer &amp; mover </td>
    1763. 

  1763. <td align="left"> Tsz Wo Nicholas Sze </td>
    1764. 

  1764. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    1765. 

  1765. <tr class="a">
    1766. 

  1766. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9555">HDFS-9555</a> </td>
    1767. 

  1767. <td align="left"> LazyPersistFileScrubber should still sleep if there are errors in the clear progress </td>
    1768. 

  1768. <td align="left">  Major </td>
    1769. 

  1769. <td align="left"> . </td>
    1770. 

  1770. <td align="left"> Phil Yang </td>
    1771. 

  1771. <td align="left"> Phil Yang </td></tr>
    1772. 

  1772. <tr class="b">
    1773. 

  1773. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13052">HADOOP-13052</a> </td>
    1774. 

  1774. <td align="left"> ChecksumFileSystem mishandles crc file permissions </td>
    1775. 

  1775. <td align="left">  Major </td>
    1776. 

  1776. <td align="left"> fs </td>
    1777. 

  1777. <td align="left"> Daryn Sharp </td>
    1778. 

  1778. <td align="left"> Daryn Sharp </td></tr>
    1779. 

  1779. <tr class="a">
    1780. 

  1780. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9905">HDFS-9905</a> </td>
    1781. 

  1781. <td align="left"> WebHdfsFileSystem#runWithRetry should display original stack trace on error </td>
    1782. 

  1782. <td align="left">  Major </td>
    1783. 

  1783. <td align="left"> test </td>
    1784. 

  1784. <td align="left"> Kihwal Lee </td>
    1785. 

  1785. <td align="left"> Wei-Chiu Chuang </td></tr>
    1786. 

  1786. <tr class="b">
    1787. 

  1787. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10245">HDFS-10245</a> </td>
    1788. 

  1788. <td align="left"> Fix the findbug warnings in branch-2.7 </td>
    1789. 

  1789. <td align="left">  Major </td>
    1790. 

  1790. <td align="left"> . </td>
    1791. 

  1791. <td align="left"> Brahma Reddy Battula </td>
    1792. 

  1792. <td align="left"> Brahma Reddy Battula </td></tr>
    1793. 

  1793. <tr class="a">
    1794. 

  1794. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4556">YARN-4556</a> </td>
    1795. 

  1795. <td align="left">  TestFifoScheduler.testResourceOverCommit fails </td>
    1796. 

  1796. <td align="left">  Major </td>
    1797. 

  1797. <td align="left"> scheduler, test </td>
    1798. 

  1798. <td align="left"> Akihiro Suda </td>
    1799. 

  1799. <td align="left"> Akihiro Suda </td></tr>
    1800. 

  1800. <tr class="b">
    1801. 

  1801. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9958">HDFS-9958</a> </td>
    1802. 

  1802. <td align="left"> BlockManager#createLocatedBlocks can throw NPE for corruptBlocks on failed storages. </td>
    1803. 

  1803. <td align="left">  Major </td>
    1804. 

  1804. <td align="left"> . </td>
    1805. 

  1805. <td align="left"> Kuhu Shukla </td>
    1806. 

  1806. <td align="left"> Kuhu Shukla </td></tr>
    1807. 

  1807. <tr class="a">
    1808. 

  1808. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-5008">YARN-5008</a> </td>
    1809. 

  1809. <td align="left"> LeveldbRMStateStore database can grow substantially leading to long recovery times </td>
    1810. 

  1810. <td align="left">  Major </td>
    1811. 

  1811. <td align="left"> resourcemanager </td>
    1812. 

  1812. <td align="left"> Jason Lowe </td>
    1813. 

  1813. <td align="left"> Jason Lowe </td></tr>
    1814. 

  1814. <tr class="b">
    1815. 

  1815. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-5009">YARN-5009</a> </td>
    1816. 

  1816. <td align="left"> NMLeveldbStateStoreService database can grow substantially leading to longer recovery times </td>
    1817. 

  1817. <td align="left">  Major </td>
    1818. 

  1818. <td align="left"> nodemanager </td>
    1819. 

  1819. <td align="left"> Jason Lowe </td>
    1820. 

  1820. <td align="left"> Jason Lowe </td></tr>
    1821. 

  1821. <tr class="a">
    1822. 

  1822. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10335">HDFS-10335</a> </td>
    1823. 

  1823. <td align="left"> Mover$Processor#chooseTarget() always chooses the first matching target storage group </td>
    1824. 

  1824. <td align="left">  Critical </td>
    1825. 

  1825. <td align="left"> balancer &amp; mover </td>
    1826. 

  1826. <td align="left"> Mingliang Liu </td>
    1827. 

  1827. <td align="left"> Mingliang Liu </td></tr>
    1828. 

  1828. <tr class="b">
    1829. 

  1829. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10347">HDFS-10347</a> </td>
    1830. 

  1830. <td align="left"> Namenode report bad block method doesn&#x2019;t log the bad block or datanode. </td>
    1831. 

  1831. <td align="left">  Minor </td>
    1832. 

  1832. <td align="left"> namenode </td>
    1833. 

  1833. <td align="left"> Rushabh S Shah </td>
    1834. 

  1834. <td align="left"> Rushabh S Shah </td></tr>
    1835. 

  1835. <tr class="a">
    1836. 

  1836. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4834">YARN-4834</a> </td>
    1837. 

  1837. <td align="left"> ProcfsBasedProcessTree doesn&#x2019;t track daemonized processes </td>
    1838. 

  1838. <td align="left">  Major </td>
    1839. 

  1839. <td align="left"> nodemanager </td>
    1840. 

  1840. <td align="left"> Nathan Roberts </td>
    1841. 

  1841. <td align="left"> Nathan Roberts </td></tr>
    1842. 

  1842. <tr class="b">
    1843. 

  1843. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6514">MAPREDUCE-6514</a> </td>
    1844. 

  1844. <td align="left"> Job hangs as ask is not updated after ramping down of all reducers </td>
    1845. 

  1845. <td align="left">  Blocker </td>
    1846. 

  1846. <td align="left"> applicationmaster </td>
    1847. 

  1847. <td align="left"> Varun Saxena </td>
    1848. 

  1848. <td align="left"> Varun Saxena </td></tr>
    1849. 

  1849. <tr class="a">
    1850. 

  1850. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2043">HDFS-2043</a> </td>
    1851. 

  1851. <td align="left"> TestHFlush failing intermittently </td>
    1852. 

  1852. <td align="left">  Major </td>
    1853. 

  1853. <td align="left"> test </td>
    1854. 

  1854. <td align="left"> Aaron T. Myers </td>
    1855. 

  1855. <td align="left"> Yiqun Lin </td></tr>
    1856. 

  1856. <tr class="b">
    1857. 

  1857. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6689">MAPREDUCE-6689</a> </td>
    1858. 

  1858. <td align="left"> MapReduce job can infinitely increase number of reducer resource requests </td>
    1859. 

  1859. <td align="left">  Blocker </td>
    1860. 

  1860. <td align="left"> . </td>
    1861. 

  1861. <td align="left"> Wangda Tan </td>
    1862. 

  1862. <td align="left"> Wangda Tan </td></tr>
    1863. 

  1863. <tr class="a">
    1864. 

  1864. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4747">YARN-4747</a> </td>
    1865. 

  1865. <td align="left"> AHS error 500 due to NPE when container start event is missing </td>
    1866. 

  1866. <td align="left">  Major </td>
    1867. 

  1867. <td align="left"> timelineserver </td>
    1868. 

  1868. <td align="left"> Jason Lowe </td>
    1869. 

  1869. <td align="left"> Varun Saxena </td></tr>
    1870. 

  1870. <tr class="b">
    1871. 

  1871. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13084">HADOOP-13084</a> </td>
    1872. 

  1872. <td align="left"> Fix ASF License warnings in branch-2.7 </td>
    1873. 

  1873. <td align="left">  Major </td>
    1874. 

  1874. <td align="left"> . </td>
    1875. 

  1875. <td align="left"> Brahma Reddy Battula </td>
    1876. 

  1876. <td align="left"> Brahma Reddy Battula </td></tr>
    1877. 

  1877. <tr class="a">
    1878. 

  1878. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10372">HDFS-10372</a> </td>
    1879. 

  1879. <td align="left"> Fix for failing TestFsDatasetImpl#testCleanShutdownOfVolume </td>
    1880. 

  1880. <td align="left">  Major </td>
    1881. 

  1881. <td align="left"> test </td>
    1882. 

  1882. <td align="left"> Rushabh S Shah </td>
    1883. 

  1883. <td align="left"> Rushabh S Shah </td></tr>
    1884. 

  1884. <tr class="b">
    1885. 

  1885. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6558">MAPREDUCE-6558</a> </td>
    1886. 

  1886. <td align="left"> multibyte delimiters with compressed input files generate duplicate records </td>
    1887. 

  1887. <td align="left">  Major </td>
    1888. 

  1888. <td align="left"> mrv1, mrv2 </td>
    1889. 

  1889. <td align="left"> Wilfred Spiegelenburg </td>
    1890. 

  1890. <td align="left"> Wilfred Spiegelenburg </td></tr>
    1891. 

  1891. <tr class="a">
    1892. 

  1892. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6513">MAPREDUCE-6513</a> </td>
    1893. 

  1893. <td align="left"> MR job got hanged forever when one NM unstable for some time </td>
    1894. 

  1894. <td align="left">  Critical </td>
    1895. 

  1895. <td align="left"> applicationmaster, resourcemanager </td>
    1896. 

  1896. <td align="left"> Bob.zhao </td>
    1897. 

  1897. <td align="left"> Varun Saxena </td></tr>
    1898. 

  1898. <tr class="b">
    1899. 

  1899. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3840">YARN-3840</a> </td>
    1900. 

  1900. <td align="left"> Resource Manager web ui issue when sorting application by id (with application having id &gt; 9999) </td>
    1901. 

  1901. <td align="left">  Major </td>
    1902. 

  1902. <td align="left"> resourcemanager </td>
    1903. 

  1903. <td align="left"> LINTE </td>
    1904. 

  1904. <td align="left"> Varun Saxena </td></tr>
    1905. 

  1905. <tr class="a">
    1906. 

  1906. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-5055">YARN-5055</a> </td>
    1907. 

  1907. <td align="left"> max apps per user can be larger than max per queue </td>
    1908. 

  1908. <td align="left">  Minor </td>
    1909. 

  1909. <td align="left"> capacityscheduler, resourcemanager </td>
    1910. 

  1910. <td align="left"> Jason Lowe </td>
    1911. 

  1911. <td align="left"> Eric Badger </td></tr>
    1912. 

  1912. <tr class="b">
    1913. 

  1913. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4751">YARN-4751</a> </td>
    1914. 

  1914. <td align="left"> In 2.7, Labeled queue usage not shown properly in capacity scheduler UI </td>
    1915. 

  1915. <td align="left">  Major </td>
    1916. 

  1916. <td align="left"> capacity scheduler, yarn </td>
    1917. 

  1917. <td align="left"> Eric Payne </td>
    1918. 

  1918. <td align="left"> Eric Payne </td></tr>
    1919. 

  1919. <tr class="a">
    1920. 

  1920. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9365">HDFS-9365</a> </td>
    1921. 

  1921. <td align="left"> Balancer does not work with the HDFS-6376 HA setup </td>
    1922. 

  1922. <td align="left">  Major </td>
    1923. 

  1923. <td align="left"> balancer &amp; mover </td>
    1924. 

  1924. <td align="left"> Tsz Wo Nicholas Sze </td>
    1925. 

  1925. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    1926. 

  1926. <tr class="b">
    1927. 

  1927. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4459">YARN-4459</a> </td>
    1928. 

  1928. <td align="left"> container-executor should only kill process groups </td>
    1929. 

  1929. <td align="left">  Major </td>
    1930. 

  1930. <td align="left"> nodemanager </td>
    1931. 

  1931. <td align="left"> Jun Gong </td>
    1932. 

  1932. <td align="left"> Jun Gong </td></tr>
    1933. 

  1933. <tr class="a">
    1934. 

  1934. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9476">HDFS-9476</a> </td>
    1935. 

  1935. <td align="left"> TestDFSUpgradeFromImage#testUpgradeFromRel1BBWImage occasionally fail </td>
    1936. 

  1936. <td align="left">  Major </td>
    1937. 

  1937. <td align="left"> . </td>
    1938. 

  1938. <td align="left"> Wei-Chiu Chuang </td>
    1939. 

  1939. <td align="left"> Masatake Iwasaki </td></tr>
    1940. 

  1940. <tr class="b">
    1941. 

  1941. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10458">HDFS-10458</a> </td>
    1942. 

  1942. <td align="left"> getFileEncryptionInfo should return quickly for non-encrypted cluster </td>
    1943. 

  1943. <td align="left">  Major </td>
    1944. 

  1944. <td align="left"> encryption, namenode </td>
    1945. 

  1945. <td align="left"> Zhe Zhang </td>
    1946. 

  1946. <td align="left"> Zhe Zhang </td></tr>
    1947. 

  1947. <tr class="a">
    1948. 

  1948. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-5206">YARN-5206</a> </td>
    1949. 

  1949. <td align="left"> RegistrySecurity includes id:pass in exception text if considered invalid </td>
    1950. 

  1950. <td align="left">  Minor </td>
    1951. 

  1951. <td align="left"> client, security </td>
    1952. 

  1952. <td align="left"> Steve Loughran </td>
    1953. 

  1953. <td align="left"> Steve Loughran </td></tr>
    1954. 

  1954. <tr class="b">
    1955. 

  1955. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13270">HADOOP-13270</a> </td>
    1956. 

  1956. <td align="left"> BZip2CompressionInputStream finds the same compression marker twice in corner case, causing duplicate data blocks </td>
    1957. 

  1957. <td align="left">  Critical </td>
    1958. 

  1958. <td align="left"> . </td>
    1959. 

  1959. <td align="left"> Haibo Chen </td>
    1960. 

  1960. <td align="left"> Kai Sasaki </td></tr>
    1961. 

  1961. <tr class="a">
    1962. 

  1962. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13255">HADOOP-13255</a> </td>
    1963. 

  1963. <td align="left"> KMSClientProvider should check and renew tgt when doing delegation token operations. </td>
    1964. 

  1964. <td align="left">  Major </td>
    1965. 

  1965. <td align="left"> kms </td>
    1966. 

  1966. <td align="left"> Xiao Chen </td>
    1967. 

  1967. <td align="left"> Xiao Chen </td></tr>
    1968. 

  1968. <tr class="b">
    1969. 

  1969. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10474">HDFS-10474</a> </td>
    1970. 

  1970. <td align="left"> hftp copy fails when file name with Chinese+special char in branch-2 </td>
    1971. 

  1971. <td align="left">  Critical </td>
    1972. 

  1972. <td align="left"> . </td>
    1973. 

  1973. <td align="left"> Brahma Reddy Battula </td>
    1974. 

  1974. <td align="left"> Brahma Reddy Battula </td></tr>
    1975. 

  1975. <tr class="a">
    1976. 

  1976. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13192">HADOOP-13192</a> </td>
    1977. 

  1977. <td align="left"> org.apache.hadoop.util.LineReader cannot handle multibyte delimiters correctly </td>
    1978. 

  1978. <td align="left">  Critical </td>
    1979. 

  1979. <td align="left"> util </td>
    1980. 

  1980. <td align="left"> binde </td>
    1981. 

  1981. <td align="left"> binde </td></tr>
    1982. 

  1982. <tr class="b">
    1983. 

  1983. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13350">HADOOP-13350</a> </td>
    1984. 

  1984. <td align="left"> Additional fix to LICENSE and NOTICE </td>
    1985. 

  1985. <td align="left">  Blocker </td>
    1986. 

  1986. <td align="left"> build </td>
    1987. 

  1987. <td align="left"> Xiao Chen </td>
    1988. 

  1988. <td align="left"> Xiao Chen </td></tr>
    1989. 

  1989. <tr class="a">
    1990. 

  1990. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12893">HADOOP-12893</a> </td>
    1991. 

  1991. <td align="left"> Verify LICENSE.txt and NOTICE.txt </td>
    1992. 

  1992. <td align="left">  Blocker </td>
    1993. 

  1993. <td align="left"> build </td>
    1994. 

  1994. <td align="left"> Allen Wittenauer </td>
    1995. 

  1995. <td align="left"> Xiao Chen </td></tr>
    1996. 

  1996. <tr class="b">
    1997. 

  1997. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13297">HADOOP-13297</a> </td>
    1998. 

  1998. <td align="left"> Add missing dependency in setting maven-remote-resource-plugin to fix builds </td>
    1999. 

  1999. <td align="left">  Major </td>
    2000. 

  2000. <td align="left"> build </td>
    2001. 

  2001. <td align="left"> Akira Ajisaka </td>
    2002. 

  2002. <td align="left"> Sean Busbey </td></tr>
    2003. 

  2003. <tr class="a">
    2004. 

  2004. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10623">HDFS-10623</a> </td>
    2005. 

  2005. <td align="left"> Remove unused import of httpclient.HttpConnection from TestWebHdfsTokens. </td>
    2006. 

  2006. <td align="left">  Major </td>
    2007. 

  2007. <td align="left"> hdfs </td>
    2008. 

  2008. <td align="left"> Jitendra Nath Pandey </td>
    2009. 

  2009. <td align="left"> Hanisha Koneru </td></tr>
    2010. 

  2010. <tr class="b">
    2011. 

  2011. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-5309">YARN-5309</a> </td>
    2012. 

  2012. <td align="left"> Fix SSLFactory truststore reloader thread leak in TimelineClientImpl </td>
    2013. 

  2013. <td align="left">  Blocker </td>
    2014. 

  2014. <td align="left"> timelineserver, yarn </td>
    2015. 

  2015. <td align="left"> Thomas Friedrich </td>
    2016. 

  2016. <td align="left"> Weiwei Yang </td></tr>
    2017. 

  2017. <tr class="a">
    2018. 

  2018. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-8914">HDFS-8914</a> </td>
    2019. 

  2019. <td align="left"> Document HA support in the HDFS HdfsDesign.md </td>
    2020. 

  2020. <td align="left">  Major </td>
    2021. 

  2021. <td align="left"> documentation </td>
    2022. 

  2022. <td align="left"> Ravindra Babu </td>
    2023. 

  2023. <td align="left"> Lars Francke </td></tr>
    2024. 

  2024. <tr class="b">
    2025. 

  2025. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12588">HADOOP-12588</a> </td>
    2026. 

  2026. <td align="left"> Fix intermittent test failure of TestGangliaMetrics </td>
    2027. 

  2027. <td align="left">  Major </td>
    2028. 

  2028. <td align="left"> . </td>
    2029. 

  2029. <td align="left"> Tsuyoshi Ozawa </td>
    2030. 

  2030. <td align="left"> Masatake Iwasaki </td></tr>
    2031. 

  2031. <tr class="a">
    2032. 

  2032. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13434">HADOOP-13434</a> </td>
    2033. 

  2033. <td align="left"> Add quoting to Shell class </td>
    2034. 

  2034. <td align="left">  Major </td>
    2035. 

  2035. <td align="left"> . </td>
    2036. 

  2036. <td align="left"> Owen O&#x2019;Malley </td>
    2037. 

  2037. <td align="left"> Owen O&#x2019;Malley </td></tr>
    2038. 

  2038. <tr class="b">
    2039. 

  2039. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9530">HDFS-9530</a> </td>
    2040. 

  2040. <td align="left"> ReservedSpace is not cleared for abandoned Blocks </td>
    2041. 

  2041. <td align="left">  Critical </td>
    2042. 

  2042. <td align="left"> datanode </td>
    2043. 

  2043. <td align="left"> Fei Hui </td>
    2044. 

  2044. <td align="left"> Brahma Reddy Battula </td></tr>
    2045. 

  2045. </tbody>
    2046. 

  2046. </table></section><section>
    2047. 

  2047. <h3><a name="TESTS:"></a>TESTS:</h3>
    2048. 

  2048. <table border="0" class="bodyTable">
    2049. 

  2049. <thead>
    2050. 

  2050. 

  2051. <tr class="a">
    2052. 

  2052. <th align="left"> JIRA </th>
    2053. 

  2053. <th align="left"> Summary </th>
    2054. 

  2054. <th align="left"> Priority </th>
    2055. 

  2055. <th align="left"> Component </th>
    2056. 

  2056. <th align="left"> Reporter </th>
    2057. 

  2057. <th align="left"> Contributor </th></tr>
    2058. 

  2058. </thead><tbody>
    2059. 

  2059. 

  2060. <tr class="b">
    2061. 

  2061. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6191">MAPREDUCE-6191</a> </td>
    2062. 

  2062. <td align="left"> TestJavaSerialization fails with getting incorrect MR job result </td>
    2063. 

  2063. <td align="left">  Minor </td>
    2064. 

  2064. <td align="left"> test </td>
    2065. 

  2065. <td align="left"> sam liu </td>
    2066. 

  2066. <td align="left"> sam liu </td></tr>
    2067. 

  2067. <tr class="a">
    2068. 

  2068. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3602">YARN-3602</a> </td>
    2069. 

  2069. <td align="left"> TestResourceLocalizationService.testPublicResourceInitializesLocalDir fails Intermittently due to IOException from cleanup </td>
    2070. 

  2070. <td align="left">  Minor </td>
    2071. 

  2071. <td align="left"> test </td>
    2072. 

  2072. <td align="left"> zhihai xu </td>
    2073. 

  2073. <td align="left"> zhihai xu </td></tr>
    2074. 

  2074. <tr class="b">
    2075. 

  2075. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12736">HADOOP-12736</a> </td>
    2076. 

  2076. <td align="left"> TestTimedOutTestsListener#testThreadDumpAndDeadlocks sometimes times out </td>
    2077. 

  2077. <td align="left">  Major </td>
    2078. 

  2078. <td align="left"> . </td>
    2079. 

  2079. <td align="left"> Xiao Chen </td>
    2080. 

  2080. <td align="left"> Xiao Chen </td></tr>
    2081. 

  2081. <tr class="a">
    2082. 

  2082. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12715">HADOOP-12715</a> </td>
    2083. 

  2083. <td align="left"> TestValueQueue#testgetAtMostPolicyALL fails intermittently </td>
    2084. 

  2084. <td align="left">  Major </td>
    2085. 

  2085. <td align="left"> . </td>
    2086. 

  2086. <td align="left"> Xiao Chen </td>
    2087. 

  2087. <td align="left"> Xiao Chen </td></tr>
    2088. 

  2088. <tr class="b">
    2089. 

  2089. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9688">HDFS-9688</a> </td>
    2090. 

  2090. <td align="left"> Test the effect of nested encryption zones in HDFS downgrade </td>
    2091. 

  2091. <td align="left">  Major </td>
    2092. 

  2092. <td align="left"> encryption, test </td>
    2093. 

  2093. <td align="left"> Zhe Zhang </td>
    2094. 

  2094. <td align="left"> Zhe Zhang </td></tr>
    2095. 

  2095. <tr class="a">
    2096. 

  2096. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-5069">YARN-5069</a> </td>
    2097. 

  2097. <td align="left"> TestFifoScheduler.testResourceOverCommit race condition </td>
    2098. 

  2098. <td align="left">  Major </td>
    2099. 

  2099. <td align="left"> test </td>
    2100. 

  2100. <td align="left"> Eric Badger </td>
    2101. 

  2101. <td align="left"> Eric Badger </td></tr>
    2102. 

  2102. </tbody>
    2103. 

  2103. </table></section><section>
    2104. 

  2104. <h3><a name="SUB-TASKS:"></a>SUB-TASKS:</h3>
    2105. 

  2105. <table border="0" class="bodyTable">
    2106. 

  2106. <thead>
    2107. 

  2107. 

  2108. <tr class="a">
    2109. 

  2109. <th align="left"> JIRA </th>
    2110. 

  2110. <th align="left"> Summary </th>
    2111. 

  2111. <th align="left"> Priority </th>
    2112. 

  2112. <th align="left"> Component </th>
    2113. 

  2113. <th align="left"> Reporter </th>
    2114. 

  2114. <th align="left"> Contributor </th></tr>
    2115. 

  2115. </thead><tbody>
    2116. 

  2116. 

  2117. <tr class="b">
    2118. 

  2118. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4623">YARN-4623</a> </td>
    2119. 

  2119. <td align="left"> TestSystemMetricsPublisher#testPublishAppAttemptMetricsForUnmanagedAM fails with NPE </td>
    2120. 

  2120. <td align="left">  Major </td>
    2121. 

  2121. <td align="left"> yarn </td>
    2122. 

  2122. <td align="left"> Jason Lowe </td>
    2123. 

  2123. <td align="left"> Naganarasimha G R </td></tr>
    2124. 

  2124. <tr class="a">
    2125. 

  2125. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10186">HDFS-10186</a> </td>
    2126. 

  2126. <td align="left"> DirectoryScanner: Improve logs by adding full path of both actual and expected block directories </td>
    2127. 

  2127. <td align="left">  Minor </td>
    2128. 

  2128. <td align="left"> datanode </td>
    2129. 

  2129. <td align="left"> Rakesh R </td>
    2130. 

  2130. <td align="left"> Rakesh R </td></tr>
    2131. 

  2131. <tr class="b">
    2132. 

  2132. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13154">HADOOP-13154</a> </td>
    2133. 

  2133. <td align="left"> S3AFileSystem printAmazonServiceException/printAmazonClientException appear copy &amp; paste of AWS examples </td>
    2134. 

  2134. <td align="left">  Blocker </td>
    2135. 

  2135. <td align="left"> fs/s3 </td>
    2136. 

  2136. <td align="left"> Steve Loughran </td>
    2137. 

  2137. <td align="left"> Steve Loughran </td></tr>
    2138. 

  2138. <tr class="a">
    2139. 

  2139. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3362">YARN-3362</a> </td>
    2140. 

  2140. <td align="left"> Add node label usage in RM CapacityScheduler web UI </td>
    2141. 

  2141. <td align="left">  Major </td>
    2142. 

  2142. <td align="left"> capacityscheduler, resourcemanager, webapp </td>
    2143. 

  2143. <td align="left"> Wangda Tan </td>
    2144. 

  2144. <td align="left"> Naganarasimha G R </td></tr>
    2145. 

  2145. <tr class="b">
    2146. 

  2146. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-3426">YARN-3426</a> </td>
    2147. 

  2147. <td align="left"> Add jdiff support to YARN </td>
    2148. 

  2148. <td align="left">  Blocker </td>
    2149. 

  2149. <td align="left"> . </td>
    2150. 

  2150. <td align="left"> Li Lu </td>
    2151. 

  2151. <td align="left"> Li Lu </td></tr>
    2152. 

  2152. </tbody>
    2153. 

  2153. </table></section><section>
    2154. 

  2154. <h3><a name="OTHER:"></a>OTHER:</h3>
    2155. 

  2155. <table border="0" class="bodyTable">
    2156. 

  2156. <thead>
    2157. 

  2157. 

  2158. <tr class="a">
    2159. 

  2159. <th align="left"> JIRA </th>
    2160. 

  2160. <th align="left"> Summary </th>
    2161. 

  2161. <th align="left"> Priority </th>
    2162. 

  2162. <th align="left"> Component </th>
    2163. 

  2163. <th align="left"> Reporter </th>
    2164. 

  2164. <th align="left"> Contributor </th></tr>
    2165. 

  2165. </thead><tbody>
    2166. 

  2166. 

  2167. <tr class="b">
    2168. 

  2168. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-11814">HADOOP-11814</a> </td>
    2169. 

  2169. <td align="left"> Reformat hadoop-annotations, o.a.h.classification.tools </td>
    2170. 

  2170. <td align="left">  Minor </td>
    2171. 

  2171. <td align="left"> . </td>
    2172. 

  2172. <td align="left"> Li Lu </td>
    2173. 

  2173. <td align="left"> Li Lu </td></tr>
    2174. 

  2174. <tr class="a">
    2175. 

  2175. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-4653">YARN-4653</a> </td>
    2176. 

  2176. <td align="left"> Document YARN security model from the perspective of Application Developers </td>
    2177. 

  2177. <td align="left">  Major </td>
    2178. 

  2178. <td align="left"> site </td>
    2179. 

  2179. <td align="left"> Steve Loughran </td>
    2180. 

  2180. <td align="left"> Steve Loughran </td></tr>
    2181. 

  2181. <tr class="b">
    2182. 

  2182. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13312">HADOOP-13312</a> </td>
    2183. 

  2183. <td align="left"> Update CHANGES.txt to reflect all the changes in branch-2.7 </td>
    2184. 

  2184. <td align="left">  Blocker </td>
    2185. 

  2185. <td align="left"> . </td>
    2186. 

  2186. <td align="left"> Akira Ajisaka </td>
    2187. 

  2187. <td align="left"> Akira Ajisaka </td></tr>
    2188. 

  2188. </tbody>
    2189. 

  2189. </table></section></section>
    2190. 

  2190.       </div>
    2191. 

  2191.     </div>
    2192. 

  2192.     <div class="clear">
    2193. 

  2193.       <hr/>
    2194. 

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  2195.     <div id="footer">
    2196. 

  2196.       <div class="xright">
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  2197.         &#169;            2008-2025
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  2198.               Apache Software Foundation
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  2199.             
    2200. 

  2200.                           - <a href="http://maven.apache.org/privacy-policy.html">Privacy Policy</a>.
    2201. 

  2201.         Apache Maven, Maven, Apache, the Apache feather logo, and the Apache Maven project logos are trademarks of The Apache Software Foundation.
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  2202.       </div>
    2203. 

  2203.       <div class="clear">
    2204. 

  2204.         <hr/>
    2205. 

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    2206. 

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    2208. 

  2208. </html>
    2209.