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    252. 

  252.                        <h5>MapReduce REST APIs</h5>
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  258.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-hs/HistoryServerRest.html">MR History Server</a>
    259. 

  259.             </li>
    260. 

  260.           </ul>
    261. 

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

  262.                   <ul>
    263. 

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    264. 

  264.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/YARN.html">Architecture</a>
    265. 

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  267.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/YarnCommands.html">Commands Reference</a>
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    271. 

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  279.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/ResourceManagerHA.html">ResourceManager HA</a>
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  280.             </li>
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  284.                   <li class="none">
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  285.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeLabel.html">Node Labels</a>
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  294.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/TimelineServer.html">Timeline Server</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>
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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. 

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    350. 

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

  351.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/WebServicesIntro.html">Introduction</a>
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    358. 

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

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

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    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. 

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    368. 

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    369. 

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

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    371. 

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    372. 

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    373. 

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    375. 

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

  376.             </li>
    377. 

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    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>
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  382.             </li>
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  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. 

  403.             </li>
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  404.                   <li class="none">
    405. 

  405.                   <a href="../../../../hadoop-huaweicloud/index.html">Huaweicloud OBS</a>
    406. 

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    407. 

  407.                   <li class="none">
    408. 

  408.                   <a href="../../../../hadoop-tos/cloud-storage/index.html">VolcanoEngine TOS</a>
    409. 

  409.             </li>
    410. 

  410.           </ul>
    411. 

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

  412.                   <ul>
    413. 

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    414. 

  414.                   <a href="../../../../hadoop-auth/index.html">Overview</a>
    415. 

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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. 

  423.                   <a href="../../../../hadoop-auth/BuildingIt.html">Building</a>
    424. 

  424.             </li>
    425. 

  425.           </ul>
    426. 

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

  427.                   <ul>
    428. 

  428.                   <li class="none">
    429. 

  429.                   <a href="../../../../hadoop-streaming/HadoopStreaming.html">Hadoop Streaming</a>
    430. 

  430.             </li>
    431. 

  431.                   <li class="none">
    432. 

  432.                   <a href="../../../../hadoop-archives/HadoopArchives.html">Hadoop Archives</a>
    433. 

  433.             </li>
    434. 

  434.                   <li class="none">
    435. 

  435.                   <a href="../../../../hadoop-archive-logs/HadoopArchiveLogs.html">Hadoop Archive Logs</a>
    436. 

  436.             </li>
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  437.                   <li class="none">
    438. 

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

  439.             </li>
    440. 

  440.                   <li class="none">
    441. 

  441.                   <a href="../../../../hadoop-federation-balance/HDFSFederationBalance.html">HDFS Federation Balance</a>
    442. 

  442.             </li>
    443. 

  443.                   <li class="none">
    444. 

  444.                   <a href="../../../../hadoop-gridmix/GridMix.html">GridMix</a>
    445. 

  445.             </li>
    446. 

  446.                   <li class="none">
    447. 

  447.                   <a href="../../../../hadoop-rumen/Rumen.html">Rumen</a>
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    449. 

  449.                   <li class="none">
    450. 

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

  451.             </li>
    452. 

  452.                   <li class="none">
    453. 

  453.                   <a href="../../../../hadoop-sls/SchedulerLoadSimulator.html">Scheduler Load Simulator</a>
    454. 

  454.             </li>
    455. 

  455.                   <li class="none">
    456. 

  456.                   <a href="../../../../hadoop-project-dist/hadoop-common/Benchmarking.html">Hadoop Benchmarking</a>
    457. 

  457.             </li>
    458. 

  458.                   <li class="none">
    459. 

  459.                   <a href="../../../../hadoop-dynamometer/Dynamometer.html">Dynamometer</a>
    460. 

  460.             </li>
    461. 

  461.           </ul>
    462. 

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

  463.                   <ul>
    464. 

  464.                   <li class="none">
    465. 

  465.                   <a href="../../../../hadoop-project-dist/hadoop-common/release/">Changelog and Release Notes</a>
    466. 

  466.             </li>
    467. 

  467.                   <li class="none">
    468. 

  468.                   <a href="../../../../api/index.html">Java API docs</a>
    469. 

  469.             </li>
    470. 

  470.                   <li class="none">
    471. 

  471.                   <a href="../../../../hadoop-project-dist/hadoop-common/UnixShellAPI.html">Unix Shell API</a>
    472. 

  472.             </li>
    473. 

  473.                   <li class="none">
    474. 

  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. 

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    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. #
    523. 

  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,
    525. 

  525. # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    526. 

  526. # See the License for the specific language governing permissions and
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  527. # limitations under the License.
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  528. -->
    529. 

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

  530. <h2><a name="Release_0.13.0_-_2007-06-08"></a>Release 0.13.0 - 2007-06-08</h2><section>
    531. 

  531. <h3><a name="NEW_FEATURES:"></a>NEW FEATURES:</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-1120">HADOOP-1120</a> </td>
    546. 

  546. <td align="left"> Contribute some code helping implement map/reduce apps for joining data from multiple sources </td>
    547. 

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

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

  549. <td align="left"> Runping Qi </td>
    550. 

  550. <td align="left"> Runping Qi </td></tr>
    551. 

  551. <tr class="a">
    552. 

  552. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-702">HADOOP-702</a> </td>
    553. 

  553. <td align="left"> DFS Upgrade Proposal </td>
    554. 

  554. <td align="left">  Major </td>
    555. 

  555. <td align="left"> . </td>
    556. 

  556. <td align="left"> Konstantin Shvachko </td>
    557. 

  557. <td align="left"> Konstantin Shvachko </td></tr>
    558. 

  558. <tr class="b">
    559. 

  559. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1217">HADOOP-1217</a> </td>
    560. 

  560. <td align="left"> Specify a junit test timeout in build.xml files </td>
    561. 

  561. <td align="left">  Minor </td>
    562. 

  562. <td align="left"> build </td>
    563. 

  563. <td align="left"> Nigel Daley </td>
    564. 

  564. <td align="left"> Nigel Daley </td></tr>
    565. 

  565. <tr class="a">
    566. 

  566. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1251">HADOOP-1251</a> </td>
    567. 

  567. <td align="left"> A method to get the InputSplit from a Mapper </td>
    568. 

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

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

  570. <td align="left"> Owen O&#x2019;Malley </td>
    571. 

  571. <td align="left"> Owen O&#x2019;Malley </td></tr>
    572. 

  572. <tr class="b">
    573. 

  573. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1111">HADOOP-1111</a> </td>
    574. 

  574. <td align="left"> Job completion notification to a job configured URL </td>
    575. 

  575. <td align="left">  Major </td>
    576. 

  576. <td align="left"> . </td>
    577. 

  577. <td align="left"> Alejandro Abdelnur </td>
    578. 

  578. <td align="left">  </td></tr>
    579. 

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

  580. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1216">HADOOP-1216</a> </td>
    581. 

  581. <td align="left"> Hadoop should support reduce none option </td>
    582. 

  582. <td align="left">  Major </td>
    583. 

  583. <td align="left"> . </td>
    584. 

  584. <td align="left"> Runping Qi </td>
    585. 

  585. <td align="left"> Runping Qi </td></tr>
    586. 

  586. <tr class="b">
    587. 

  587. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1247">HADOOP-1247</a> </td>
    588. 

  588. <td align="left"> Make Hadoop Abacus work with Hadoop Streaming </td>
    589. 

  589. <td align="left">  Major </td>
    590. 

  590. <td align="left"> . </td>
    591. 

  591. <td align="left"> Runping Qi </td>
    592. 

  592. <td align="left"> Runping Qi </td></tr>
    593. 

  593. <tr class="a">
    594. 

  594. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-485">HADOOP-485</a> </td>
    595. 

  595. <td align="left"> allow a different comparator for grouping keys in calls to reduce </td>
    596. 

  596. <td align="left">  Major </td>
    597. 

  597. <td align="left"> . </td>
    598. 

  598. <td align="left"> Owen O&#x2019;Malley </td>
    599. 

  599. <td align="left"> Tahir Hashmi </td></tr>
    600. 

  600. </tbody>
    601. 

  601. </table></section><section>
    602. 

  602. <h3><a name="IMPROVEMENTS:"></a>IMPROVEMENTS:</h3>
    603. 

  603. <table border="0" class="bodyTable">
    604. 

  604. <thead>
    605. 

  605. 

  606. <tr class="a">
    607. 

  607. <th align="left"> JIRA </th>
    608. 

  608. <th align="left"> Summary </th>
    609. 

  609. <th align="left"> Priority </th>
    610. 

  610. <th align="left"> Component </th>
    611. 

  611. <th align="left"> Reporter </th>
    612. 

  612. <th align="left"> Contributor </th></tr>
    613. 

  613. </thead><tbody>
    614. 

  614. 

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

  616. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1101">HADOOP-1101</a> </td>
    617. 

  617. <td align="left"> Add more statistics in the web-ui to do with tasks </td>
    618. 

  618. <td align="left">  Major </td>
    619. 

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

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

  621. <td align="left"> Devaraj Das </td></tr>
    622. 

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

  623. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1116">HADOOP-1116</a> </td>
    624. 

  624. <td align="left"> Add maxmemory=&#x201c;256m&#x201d; in the junit call of build-contrib.xml </td>
    625. 

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

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

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

  628. <td align="left">  </td></tr>
    629. 

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

  630. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1094">HADOOP-1094</a> </td>
    631. 

  631. <td align="left"> Optimize readFields and write methods in record I/O </td>
    632. 

  632. <td align="left">  Major </td>
    633. 

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

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

  635. <td align="left"> Milind Bhandarkar </td></tr>
    636. 

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

  637. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1068">HADOOP-1068</a> </td>
    638. 

  638. <td align="left"> Improve error message for 0 datanode case </td>
    639. 

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

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

  641. <td align="left"> Owen O&#x2019;Malley </td>
    642. 

  642. <td align="left"> dhruba borthakur </td></tr>
    643. 

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

  644. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1131">HADOOP-1131</a> </td>
    645. 

  645. <td align="left"> Add a closeAll() static method to FileSystem </td>
    646. 

  646. <td align="left">  Minor </td>
    647. 

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

  648. <td align="left"> Philippe Gassmann </td>
    649. 

  649. <td align="left">  </td></tr>
    650. 

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

  651. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1165">HADOOP-1165</a> </td>
    652. 

  652. <td align="left"> Code for toString in code generated by Record I/O Compiler can be generic </td>
    653. 

  653. <td align="left">  Minor </td>
    654. 

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

  655. <td align="left"> Milind Bhandarkar </td>
    656. 

  656. <td align="left"> Milind Bhandarkar </td></tr>
    657. 

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

  658. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1166">HADOOP-1166</a> </td>
    659. 

  659. <td align="left"> Pull the NullOutputFormat into the lib package </td>
    660. 

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

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

  662. <td align="left"> Owen O&#x2019;Malley </td>
    663. 

  663. <td align="left"> Owen O&#x2019;Malley </td></tr>
    664. 

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

  665. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1167">HADOOP-1167</a> </td>
    666. 

  666. <td align="left"> InMemoryFileSystem uses synchronizedtMaps with maps that are locked anyways </td>
    667. 

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

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

  669. <td align="left"> Owen O&#x2019;Malley </td>
    670. 

  670. <td align="left"> Owen O&#x2019;Malley </td></tr>
    671. 

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

  672. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1194">HADOOP-1194</a> </td>
    673. 

  673. <td align="left"> map output should not do block level compression </td>
    674. 

  674. <td align="left">  Major </td>
    675. 

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

  676. <td align="left"> Runping Qi </td>
    677. 

  677. <td align="left"> Arun C Murthy </td></tr>
    678. 

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

  679. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1133">HADOOP-1133</a> </td>
    680. 

  680. <td align="left"> Tools to analyze and debug namenode on a production cluster </td>
    681. 

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

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

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

  684. <td align="left"> dhruba borthakur </td></tr>
    685. 

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

  686. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-988">HADOOP-988</a> </td>
    687. 

  687. <td align="left"> Namenode should use single map for block to its meta data. </td>
    688. 

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

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

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

  691. <td align="left"> Raghu Angadi </td></tr>
    692. 

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

  693. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-978">HADOOP-978</a> </td>
    694. 

  694. <td align="left"> AlreadyBeingCreatedException detail message could contain more useful info </td>
    695. 

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

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

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

  698. <td align="left"> Konstantin Shvachko </td></tr>
    699. 

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

  700. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-971">HADOOP-971</a> </td>
    701. 

  701. <td align="left"> DFS Scalabilty: Improve name node performance by adding a hostname to datanodes map </td>
    702. 

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

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

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

  705. <td align="left"> Hairong Kuang </td></tr>
    706. 

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

  707. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-819">HADOOP-819</a> </td>
    708. 

  708. <td align="left"> LineRecordWriter should not always insert tab char between key and value </td>
    709. 

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

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

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

  712. <td align="left"> Runping Qi </td></tr>
    713. 

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

  714. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1213">HADOOP-1213</a> </td>
    715. 

  715. <td align="left"> When RPC call fails then log call message detail </td>
    716. 

  716. <td align="left">  Minor </td>
    717. 

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

  718. <td align="left"> Nigel Daley </td>
    719. 

  719. <td align="left"> Doug Cutting </td></tr>
    720. 

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

  721. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1250">HADOOP-1250</a> </td>
    722. 

  722. <td align="left"> Remove the MustangFile class from streaming and promote the chmod into FileUtils </td>
    723. 

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

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

  725. <td align="left"> Owen O&#x2019;Malley </td>
    726. 

  726. <td align="left"> Owen O&#x2019;Malley </td></tr>
    727. 

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

  728. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1214">HADOOP-1214</a> </td>
    729. 

  729. <td align="left"> the first step for streaming clean up </td>
    730. 

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

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

  732. <td align="left"> Runping Qi </td>
    733. 

  733. <td align="left"> Runping Qi </td></tr>
    734. 

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

  735. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1148">HADOOP-1148</a> </td>
    736. 

  736. <td align="left"> re-indent all code </td>
    737. 

  737. <td align="left">  Minor </td>
    738. 

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

  739. <td align="left"> Doug Cutting </td>
    740. 

  740. <td align="left"> Doug Cutting </td></tr>
    741. 

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

  742. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-968">HADOOP-968</a> </td>
    743. 

  743. <td align="left"> Reduce shuffle and merge should be done a child JVM </td>
    744. 

  744. <td align="left">  Major </td>
    745. 

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

  746. <td align="left"> Owen O&#x2019;Malley </td>
    747. 

  747. <td align="left"> Devaraj Das </td></tr>
    748. 

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

  749. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1260">HADOOP-1260</a> </td>
    750. 

  750. <td align="left"> need code review guidelines </td>
    751. 

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

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

  753. <td align="left"> Nigel Daley </td>
    754. 

  754. <td align="left"> Nigel Daley </td></tr>
    755. 

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

  756. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1190">HADOOP-1190</a> </td>
    757. 

  757. <td align="left"> Fix unchecked warnings </td>
    758. 

  758. <td align="left">  Major </td>
    759. 

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

  760. <td align="left"> Tom White </td>
    761. 

  761. <td align="left"> Tom White </td></tr>
    762. 

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

  763. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1127">HADOOP-1127</a> </td>
    764. 

  764. <td align="left"> Speculative Execution and output of Reduce tasks </td>
    765. 

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

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

  767. <td align="left"> Arun C Murthy </td>
    768. 

  768. <td align="left"> Arun C Murthy </td></tr>
    769. 

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

  770. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1284">HADOOP-1284</a> </td>
    771. 

  771. <td align="left"> clean up the protocol between stream mapper/reducer and the framework </td>
    772. 

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

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

  774. <td align="left"> Runping Qi </td>
    775. 

  775. <td align="left"> Runping Qi </td></tr>
    776. 

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

  777. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1290">HADOOP-1290</a> </td>
    778. 

  778. <td align="left"> Move Hadoop Abacus to hadoop.mapred.lib </td>
    779. 

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

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

  781. <td align="left"> Runping Qi </td>
    782. 

  782. <td align="left">  </td></tr>
    783. 

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

  784. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1304">HADOOP-1304</a> </td>
    785. 

  785. <td align="left"> MAX_TASK_FAILURES should be configurable </td>
    786. 

  786. <td align="left">  Major </td>
    787. 

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

  788. <td align="left"> Christian Kunz </td>
    789. 

  789. <td align="left"> Devaraj Das </td></tr>
    790. 

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

  791. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1308">HADOOP-1308</a> </td>
    792. 

  792. <td align="left"> Tighten generic Class restrictions in JobConf.java </td>
    793. 

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

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

  795. <td align="left"> Michael Bieniosek </td>
    796. 

  796. <td align="left"> Michael Bieniosek </td></tr>
    797. 

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

  798. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1315">HADOOP-1315</a> </td>
    799. 

  799. <td align="left"> Hadoop Streaming code clean up </td>
    800. 

  800. <td align="left">  Major </td>
    801. 

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

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

  803. <td align="left"> Runping Qi </td></tr>
    804. 

  804. <tr class="a">
    805. 

  805. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1144">HADOOP-1144</a> </td>
    806. 

  806. <td align="left"> Hadoop should allow a configurable percentage of failed map tasks before declaring a job failed. </td>
    807. 

  807. <td align="left">  Major </td>
    808. 

  808. <td align="left"> . </td>
    809. 

  809. <td align="left"> Christian Kunz </td>
    810. 

  810. <td align="left"> Arun C Murthy </td></tr>
    811. 

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

  812. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1263">HADOOP-1263</a> </td>
    813. 

  813. <td align="left"> retry logic when dfs exist or open fails temporarily, e.g because of timeout </td>
    814. 

  814. <td align="left">  Major </td>
    815. 

  815. <td align="left"> . </td>
    816. 

  816. <td align="left"> Christian Kunz </td>
    817. 

  817. <td align="left"> Hairong Kuang </td></tr>
    818. 

  818. <tr class="a">
    819. 

  819. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1276">HADOOP-1276</a> </td>
    820. 

  820. <td align="left"> TaskTracker expiry interval is not configurable </td>
    821. 

  821. <td align="left">  Major </td>
    822. 

  822. <td align="left"> . </td>
    823. 

  823. <td align="left"> Alejandro Abdelnur </td>
    824. 

  824. <td align="left"> Arun C Murthy </td></tr>
    825. 

  825. <tr class="b">
    826. 

  826. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1326">HADOOP-1326</a> </td>
    827. 

  827. <td align="left"> Return the RunningJob from JobClient.runJob </td>
    828. 

  828. <td align="left">  Major </td>
    829. 

  829. <td align="left"> . </td>
    830. 

  830. <td align="left"> Owen O&#x2019;Malley </td>
    831. 

  831. <td align="left"> Owen O&#x2019;Malley </td></tr>
    832. 

  832. <tr class="a">
    833. 

  833. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1270">HADOOP-1270</a> </td>
    834. 

  834. <td align="left"> Randomize the fetch of map outputs </td>
    835. 

  835. <td align="left">  Major </td>
    836. 

  836. <td align="left"> . </td>
    837. 

  837. <td align="left"> Arun C Murthy </td>
    838. 

  838. <td align="left"> Arun C Murthy </td></tr>
    839. 

  839. <tr class="b">
    840. 

  840. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1324">HADOOP-1324</a> </td>
    841. 

  841. <td align="left"> FSError encountered by one running task should not be fatal to other tasks on that node </td>
    842. 

  842. <td align="left">  Major </td>
    843. 

  843. <td align="left"> . </td>
    844. 

  844. <td align="left"> Devaraj Das </td>
    845. 

  845. <td align="left"> Arun C Murthy </td></tr>
    846. 

  846. <tr class="a">
    847. 

  847. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1161">HADOOP-1161</a> </td>
    848. 

  848. <td align="left"> need improved release process </td>
    849. 

  849. <td align="left">  Major </td>
    850. 

  850. <td align="left"> build </td>
    851. 

  851. <td align="left"> Doug Cutting </td>
    852. 

  852. <td align="left"> Doug Cutting </td></tr>
    853. 

  853. </tbody>
    854. 

  854. </table></section><section>
    855. 

  855. <h3><a name="BUG_FIXES:"></a>BUG FIXES:</h3>
    856. 

  856. <table border="0" class="bodyTable">
    857. 

  857. <thead>
    858. 

  858. 

  859. <tr class="a">
    860. 

  860. <th align="left"> JIRA </th>
    861. 

  861. <th align="left"> Summary </th>
    862. 

  862. <th align="left"> Priority </th>
    863. 

  863. <th align="left"> Component </th>
    864. 

  864. <th align="left"> Reporter </th>
    865. 

  865. <th align="left"> Contributor </th></tr>
    866. 

  866. </thead><tbody>
    867. 

  867. 

  868. <tr class="b">
    869. 

  869. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1047">HADOOP-1047</a> </td>
    870. 

  870. <td align="left"> TestReplication fails because DFS does not guarantee all the replicas are placed when a file is closed </td>
    871. 

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

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

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

  874. <td align="left"> Hairong Kuang </td></tr>
    875. 

  875. <tr class="a">
    876. 

  876. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1063">HADOOP-1063</a> </td>
    877. 

  877. <td align="left"> MiniDFSCluster exists a race condition that lead to data node resources are not properly released </td>
    878. 

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

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

  880. <td align="left"> Hairong Kuang </td>
    881. 

  881. <td align="left"> Hairong Kuang </td></tr>
    882. 

  882. <tr class="b">
    883. 

  883. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1071">HADOOP-1071</a> </td>
    884. 

  884. <td align="left"> RPC$VersionMismatch exception is not fatal to JobTracker </td>
    885. 

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

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

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

  888. <td align="left"> Tahir Hashmi </td></tr>
    889. 

  889. <tr class="a">
    890. 

  890. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1064">HADOOP-1064</a> </td>
    891. 

  891. <td align="left"> dfsclient logging messages should have appropriate log levels </td>
    892. 

  892. <td align="left">  Major </td>
    893. 

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

  894. <td align="left"> dhruba borthakur </td>
    895. 

  895. <td align="left"> dhruba borthakur </td></tr>
    896. 

  896. <tr class="b">
    897. 

  897. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1137">HADOOP-1137</a> </td>
    898. 

  898. <td align="left"> StatusHttpServer assumes that resources for /static are in files </td>
    899. 

  899. <td align="left">  Major </td>
    900. 

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

  901. <td align="left"> Benjamin Reed </td>
    902. 

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

  903. <tr class="a">
    904. 

  904. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1122">HADOOP-1122</a> </td>
    905. 

  905. <td align="left"> Divide-by-zero exception in chooseTarget </td>
    906. 

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

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

  908. <td align="left"> dhruba borthakur </td>
    909. 

  909. <td align="left"> dhruba borthakur </td></tr>
    910. 

  910. <tr class="b">
    911. 

  911. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1085">HADOOP-1085</a> </td>
    912. 

  912. <td align="left"> Remove &#x2018;port rolling&#x2019; from Mini{DFS|MR}Cluster </td>
    913. 

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

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

  915. <td align="left"> Arun C Murthy </td>
    916. 

  916. <td align="left"> Arun C Murthy </td></tr>
    917. 

  917. <tr class="a">
    918. 

  918. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1153">HADOOP-1153</a> </td>
    919. 

  919. <td align="left"> DataNode and FSNamesystem don&#x2019;t shutdown cleanly </td>
    920. 

  920. <td align="left">  Major </td>
    921. 

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

  922. <td align="left"> Nigel Daley </td>
    923. 

  923. <td align="left"> Konstantin Shvachko </td></tr>
    924. 

  924. <tr class="b">
    925. 

  925. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1146">HADOOP-1146</a> </td>
    926. 

  926. <td align="left"> &#x201c;Reduce input records&#x201d; counter name is misleading </td>
    927. 

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

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

  929. <td align="left"> David Bowen </td>
    930. 

  930. <td align="left"> David Bowen </td></tr>
    931. 

  931. <tr class="a">
    932. 

  932. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1164">HADOOP-1164</a> </td>
    933. 

  933. <td align="left"> TestReplicationPolicy doesn&#x2019;t use port 0 for the NameNode </td>
    934. 

  934. <td align="left">  Major </td>
    935. 

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

  936. <td align="left"> Owen O&#x2019;Malley </td>
    937. 

  937. <td align="left"> Owen O&#x2019;Malley </td></tr>
    938. 

  938. <tr class="b">
    939. 

  939. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1169">HADOOP-1169</a> </td>
    940. 

  940. <td align="left"> CopyFiles skips src files of s3 urls </td>
    941. 

  941. <td align="left">  Minor </td>
    942. 

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

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

  944. <td align="left">  </td></tr>
    945. 

  945. <tr class="a">
    946. 

  946. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1110">HADOOP-1110</a> </td>
    947. 

  947. <td align="left"> JobTracker WebUI  &#x201c;Map input records&#x201d; a little off. </td>
    948. 

  948. <td align="left">  Trivial </td>
    949. 

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

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

  951. <td align="left"> David Bowen </td></tr>
    952. 

  952. <tr class="b">
    953. 

  953. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1178">HADOOP-1178</a> </td>
    954. 

  954. <td align="left"> NullPointer Exception in org.apache.hadoop.dfs.NameNode.isDir on namenode restart </td>
    955. 

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

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

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

  958. <td align="left"> dhruba borthakur </td></tr>
    959. 

  959. <tr class="a">
    960. 

  960. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1011">HADOOP-1011</a> </td>
    961. 

  961. <td align="left"> ConcurrentModificationException in JobHistory </td>
    962. 

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

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

  964. <td align="left"> Nigel Daley </td>
    965. 

  965. <td align="left"> Tahir Hashmi </td></tr>
    966. 

  966. <tr class="b">
    967. 

  967. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-672">HADOOP-672</a> </td>
    968. 

  968. <td align="left"> dfs shell enhancements </td>
    969. 

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

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

  971. <td align="left"> Yoram Arnon </td>
    972. 

  972. <td align="left"> dhruba borthakur </td></tr>
    973. 

  973. <tr class="a">
    974. 

  974. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1170">HADOOP-1170</a> </td>
    975. 

  975. <td align="left"> Very high CPU usage on data nodes because of FSDataset.checkDataDir() on every connect </td>
    976. 

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

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

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

  979. <td align="left">  </td></tr>
    980. 

  980. <tr class="b">
    981. 

  981. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1090">HADOOP-1090</a> </td>
    982. 

  982. <td align="left"> In SortValidator, the check for whether a file belongs to sort-input or sort-output dir is weak </td>
    983. 

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

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

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

  986. <td align="left"> Arun C Murthy </td></tr>
    987. 

  987. <tr class="a">
    988. 

  988. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1081">HADOOP-1081</a> </td>
    989. 

  989. <td align="left"> JAVA_PLATFORM with spaces (i.e. Mac OS X-ppc-32) breaks bin/hadoop script </td>
    990. 

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

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

  992. <td align="left"> Andrzej Bialecki </td>
    993. 

  993. <td align="left">  </td></tr>
    994. 

  994. <tr class="b">
    995. 

  995. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1156">HADOOP-1156</a> </td>
    996. 

  996. <td align="left"> NullPointerException in MiniDFSCluster </td>
    997. 

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

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

  999. <td align="left"> Konstantin Shvachko </td>
    1000. 

  1000. <td align="left"> Hairong Kuang </td></tr>
    1001. 

  1001. <tr class="a">
    1002. 

  1002. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1163">HADOOP-1163</a> </td>
    1003. 

  1003. <td align="left"> Ganglia metrics reporting is misconfigured </td>
    1004. 

  1004. <td align="left">  Minor </td>
    1005. 

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

  1006. <td align="left"> Michael Bieniosek </td>
    1007. 

  1007. <td align="left">  </td></tr>
    1008. 

  1008. <tr class="b">
    1009. 

  1009. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1187">HADOOP-1187</a> </td>
    1010. 

  1010. <td align="left"> DFS Scalability: avoid scanning entire list of datanodes in getAdditionalBlocks </td>
    1011. 

  1011. <td align="left">  Major </td>
    1012. 

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

  1013. <td align="left"> dhruba borthakur </td>
    1014. 

  1014. <td align="left"> dhruba borthakur </td></tr>
    1015. 

  1015. <tr class="a">
    1016. 

  1016. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1151">HADOOP-1151</a> </td>
    1017. 

  1017. <td align="left"> streaming PipeMapRed prints system info to stderr </td>
    1018. 

  1018. <td align="left">  Trivial </td>
    1019. 

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

  1020. <td align="left"> Koji Noguchi </td>
    1021. 

  1021. <td align="left"> Koji Noguchi </td></tr>
    1022. 

  1022. <tr class="b">
    1023. 

  1023. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1203">HADOOP-1203</a> </td>
    1024. 

  1024. <td align="left"> UpgradeUtilities should use MiniDFSCluster to start and stop NameNode/DataNodes </td>
    1025. 

  1025. <td align="left">  Major </td>
    1026. 

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

  1027. <td align="left"> Nigel Daley </td>
    1028. 

  1028. <td align="left"> Nigel Daley </td></tr>
    1029. 

  1029. <tr class="a">
    1030. 

  1030. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1149">HADOOP-1149</a> </td>
    1031. 

  1031. <td align="left"> DFS Scalability: high cpu usage in addStoredBlock </td>
    1032. 

  1032. <td align="left">  Major </td>
    1033. 

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

  1034. <td align="left"> dhruba borthakur </td>
    1035. 

  1035. <td align="left"> Raghu Angadi </td></tr>
    1036. 

  1036. <tr class="b">
    1037. 

  1037. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1073">HADOOP-1073</a> </td>
    1038. 

  1038. <td align="left"> DFS Scalability: high CPU usage in choosing replication targets and file open </td>
    1039. 

  1039. <td align="left">  Major </td>
    1040. 

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

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

  1042. <td align="left"> Hairong Kuang </td></tr>
    1043. 

  1043. <tr class="a">
    1044. 

  1044. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1218">HADOOP-1218</a> </td>
    1045. 

  1045. <td align="left"> In TaskTracker the access to RunningJob object is not synchronized in one place </td>
    1046. 

  1046. <td align="left">  Major </td>
    1047. 

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

  1048. <td align="left"> Devaraj Das </td>
    1049. 

  1049. <td align="left"> Devaraj Das </td></tr>
    1050. 

  1050. <tr class="b">
    1051. 

  1051. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1219">HADOOP-1219</a> </td>
    1052. 

  1052. <td align="left"> Spurious progress messages should be discarded after a task is done </td>
    1053. 

  1053. <td align="left">  Major </td>
    1054. 

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

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

  1056. <td align="left"> Devaraj Das </td></tr>
    1057. 

  1057. <tr class="a">
    1058. 

  1058. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1198">HADOOP-1198</a> </td>
    1059. 

  1059. <td align="left"> ipc.client.timeout of 2000ms for test cases seems too small; causes too many timeouts and leads to hung test cases </td>
    1060. 

  1060. <td align="left">  Major </td>
    1061. 

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

  1062. <td align="left"> Arun C Murthy </td>
    1063. 

  1063. <td align="left"> Arun C Murthy </td></tr>
    1064. 

  1064. <tr class="b">
    1065. 

  1065. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1211">HADOOP-1211</a> </td>
    1066. 

  1066. <td align="left"> Remove deprecated constructor and unused static members in DataNode class </td>
    1067. 

  1067. <td align="left">  Major </td>
    1068. 

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

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

  1070. <td align="left"> Konstantin Shvachko </td></tr>
    1071. 

  1071. <tr class="a">
    1072. 

  1072. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1136">HADOOP-1136</a> </td>
    1073. 

  1073. <td align="left"> exception in UnderReplicatedBlocks:add when ther are more replicas of a block than required </td>
    1074. 

  1074. <td align="left">  Major </td>
    1075. 

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

  1076. <td align="left"> dhruba borthakur </td>
    1077. 

  1077. <td align="left"> Hairong Kuang </td></tr>
    1078. 

  1078. <tr class="b">
    1079. 

  1079. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1001">HADOOP-1001</a> </td>
    1080. 

  1080. <td align="left"> the output of the map is not type checked against the specified types </td>
    1081. 

  1081. <td align="left">  Major </td>
    1082. 

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

  1083. <td align="left"> Owen O&#x2019;Malley </td>
    1084. 

  1084. <td align="left"> Tahir Hashmi </td></tr>
    1085. 

  1085. <tr class="a">
    1086. 

  1086. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1189">HADOOP-1189</a> </td>
    1087. 

  1087. <td align="left"> Still seeing some unexpected &#x2018;No space left on device&#x2019; exceptions </td>
    1088. 

  1088. <td align="left">  Major </td>
    1089. 

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

  1090. <td align="left"> Raghu Angadi </td>
    1091. 

  1091. <td align="left"> Raghu Angadi </td></tr>
    1092. 

  1092. <tr class="b">
    1093. 

  1093. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1204">HADOOP-1204</a> </td>
    1094. 

  1094. <td align="left"> Re-factor InputFormat/RecordReader related classes </td>
    1095. 

  1095. <td align="left">  Major </td>
    1096. 

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

  1097. <td align="left"> Runping Qi </td>
    1098. 

  1098. <td align="left"> Runping Qi </td></tr>
    1099. 

  1099. <tr class="a">
    1100. 

  1100. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1114">HADOOP-1114</a> </td>
    1101. 

  1101. <td align="left"> bin/hadoop script clobbers CLASSPATH </td>
    1102. 

  1102. <td align="left">  Minor </td>
    1103. 

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

  1104. <td align="left"> Michael Bieniosek </td>
    1105. 

  1105. <td align="left"> Doug Cutting </td></tr>
    1106. 

  1106. <tr class="b">
    1107. 

  1107. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1238">HADOOP-1238</a> </td>
    1108. 

  1108. <td align="left"> maps_running metric is only updated at the end of the task </td>
    1109. 

  1109. <td align="left">  Minor </td>
    1110. 

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

  1111. <td align="left"> Michael Bieniosek </td>
    1112. 

  1112. <td align="left"> David Bowen </td></tr>
    1113. 

  1113. <tr class="a">
    1114. 

  1114. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1093">HADOOP-1093</a> </td>
    1115. 

  1115. <td align="left"> NNBench generates millions of NotReplicatedYetException in Namenode log </td>
    1116. 

  1116. <td align="left">  Major </td>
    1117. 

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

  1118. <td align="left"> Nigel Daley </td>
    1119. 

  1119. <td align="left"> dhruba borthakur </td></tr>
    1120. 

  1120. <tr class="b">
    1121. 

  1121. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1239">HADOOP-1239</a> </td>
    1122. 

  1122. <td align="left"> Classes in src/test/testjar need package name </td>
    1123. 

  1123. <td align="left">  Trivial </td>
    1124. 

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

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

  1126. <td align="left"> Jim Kellerman </td></tr>
    1127. 

  1127. <tr class="a">
    1128. 

  1128. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1243">HADOOP-1243</a> </td>
    1129. 

  1129. <td align="left"> ClientProtocol.versionID should be 11 </td>
    1130. 

  1130. <td align="left">  Major </td>
    1131. 

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

  1132. <td align="left"> Konstantin Shvachko </td>
    1133. 

  1133. <td align="left"> dhruba borthakur </td></tr>
    1134. 

  1134. <tr class="b">
    1135. 

  1135. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1241">HADOOP-1241</a> </td>
    1136. 

  1136. <td align="left"> Null PointerException in processReport when namenode is restarted </td>
    1137. 

  1137. <td align="left">  Major </td>
    1138. 

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

  1139. <td align="left"> dhruba borthakur </td>
    1140. 

  1140. <td align="left"> dhruba borthakur </td></tr>
    1141. 

  1141. <tr class="a">
    1142. 

  1142. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1244">HADOOP-1244</a> </td>
    1143. 

  1143. <td align="left"> stop-dfs.sh incorrectly specifies slaves file for stopping datanode </td>
    1144. 

  1144. <td align="left">  Minor </td>
    1145. 

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

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

  1147. <td align="left"> dhruba borthakur </td></tr>
    1148. 

  1148. <tr class="b">
    1149. 

  1149. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1253">HADOOP-1253</a> </td>
    1150. 

  1150. <td align="left"> ConcurrentModificationException and NPE in JobControl </td>
    1151. 

  1151. <td align="left">  Minor </td>
    1152. 

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

  1153. <td align="left"> Johan Oskarsson </td>
    1154. 

  1154. <td align="left"> Johan Oskarsson </td></tr>
    1155. 

  1155. <tr class="a">
    1156. 

  1156. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1256">HADOOP-1256</a> </td>
    1157. 

  1157. <td align="left"> Dfs image loading and edits loading creates multiple instances of DatanodeDescriptor for the same datanode </td>
    1158. 

  1158. <td align="left">  Major </td>
    1159. 

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

  1160. <td align="left"> Hairong Kuang </td>
    1161. 

  1161. <td align="left"> Hairong Kuang </td></tr>
    1162. 

  1162. <tr class="b">
    1163. 

  1163. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1258">HADOOP-1258</a> </td>
    1164. 

  1164. <td align="left"> TestCheckpoint test case doesn&#x2019;t wait for MiniDFSCluster to be active </td>
    1165. 

  1165. <td align="left">  Trivial </td>
    1166. 

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

  1167. <td align="left"> Nigel Daley </td>
    1168. 

  1168. <td align="left"> Nigel Daley </td></tr>
    1169. 

  1169. <tr class="a">
    1170. 

  1170. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1154">HADOOP-1154</a> </td>
    1171. 

  1171. <td align="left"> streaming hang. (PipeMapRed$MROutputThread gone) </td>
    1172. 

  1172. <td align="left">  Major </td>
    1173. 

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

  1174. <td align="left"> Koji Noguchi </td>
    1175. 

  1175. <td align="left"> Koji Noguchi </td></tr>
    1176. 

  1176. <tr class="b">
    1177. 

  1177. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1275">HADOOP-1275</a> </td>
    1178. 

  1178. <td align="left"> job notification property in hadoop-default.xml is misspelled </td>
    1179. 

  1179. <td align="left">  Trivial </td>
    1180. 

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

  1181. <td align="left"> Alejandro Abdelnur </td>
    1182. 

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

  1183. <tr class="a">
    1184. 

  1184. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1152">HADOOP-1152</a> </td>
    1185. 

  1185. <td align="left"> Reduce task hang failing in MapOutputCopier.copyOutput </td>
    1186. 

  1186. <td align="left">  Major </td>
    1187. 

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

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

  1189. <td align="left"> Tahir Hashmi </td></tr>
    1190. 

  1190. <tr class="b">
    1191. 

  1191. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1050">HADOOP-1050</a> </td>
    1192. 

  1192. <td align="left"> Do not count lost tasktracker against the job </td>
    1193. 

  1193. <td align="left">  Major </td>
    1194. 

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

  1195. <td align="left"> Arun C Murthy </td>
    1196. 

  1196. <td align="left"> Arun C Murthy </td></tr>
    1197. 

  1197. <tr class="a">
    1198. 

  1198. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1271">HADOOP-1271</a> </td>
    1199. 

  1199. <td align="left"> The StreamBaseRecordReader is unable to log record data that&#x2019;s not UTF-8 </td>
    1200. 

  1200. <td align="left">  Minor </td>
    1201. 

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

  1202. <td align="left"> Gautam Kowshik </td>
    1203. 

  1203. <td align="left"> Arun C Murthy </td></tr>
    1204. 

  1204. <tr class="b">
    1205. 

  1205. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1262">HADOOP-1262</a> </td>
    1206. 

  1206. <td align="left"> file corruption detected because dfs client does not use replica blocks for checksum file </td>
    1207. 

  1207. <td align="left">  Major </td>
    1208. 

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

  1209. <td align="left"> dhruba borthakur </td>
    1210. 

  1210. <td align="left"> Hairong Kuang </td></tr>
    1211. 

  1211. <tr class="a">
    1212. 

  1212. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1279">HADOOP-1279</a> </td>
    1213. 

  1213. <td align="left"> list of completed jobs purges jobs based on submission not on completion age </td>
    1214. 

  1214. <td align="left">  Major </td>
    1215. 

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

  1216. <td align="left"> Alejandro Abdelnur </td>
    1217. 

  1217. <td align="left"> Arun C Murthy </td></tr>
    1218. 

  1218. <tr class="b">
    1219. 

  1219. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1176">HADOOP-1176</a> </td>
    1220. 

  1220. <td align="left"> Reduce hang on huge map output </td>
    1221. 

  1221. <td align="left">  Major </td>
    1222. 

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

  1223. <td align="left"> Hairong Kuang </td>
    1224. 

  1224. <td align="left"> Arun C Murthy </td></tr>
    1225. 

  1225. <tr class="a">
    1226. 

  1226. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1293">HADOOP-1293</a> </td>
    1227. 

  1227. <td align="left"> stderr from streaming skipped after first 20 lines. </td>
    1228. 

  1228. <td align="left">  Minor </td>
    1229. 

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

  1230. <td align="left"> Koji Noguchi </td>
    1231. 

  1231. <td align="left"> Koji Noguchi </td></tr>
    1232. 

  1232. <tr class="b">
    1233. 

  1233. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1297">HADOOP-1297</a> </td>
    1234. 

  1234. <td align="left"> datanode sending block reports to namenode once every second </td>
    1235. 

  1235. <td align="left">  Major </td>
    1236. 

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

  1237. <td align="left"> dhruba borthakur </td>
    1238. 

  1238. <td align="left"> dhruba borthakur </td></tr>
    1239. 

  1239. <tr class="a">
    1240. 

  1240. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1294">HADOOP-1294</a> </td>
    1241. 

  1241. <td align="left"> Fix unchecked warnings in main Hadoop code under Java 6. </td>
    1242. 

  1242. <td align="left">  Major </td>
    1243. 

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

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

  1245. <td align="left"> Tom White </td></tr>
    1246. 

  1246. <tr class="b">
    1247. 

  1247. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1299">HADOOP-1299</a> </td>
    1248. 

  1248. <td align="left"> Once RPC.stopClient has been called, RPC can not be used again </td>
    1249. 

  1249. <td align="left">  Minor </td>
    1250. 

  1250. <td align="left"> ipc </td>
    1251. 

  1251. <td align="left"> stack </td>
    1252. 

  1252. <td align="left"> stack </td></tr>
    1253. 

  1253. <tr class="a">
    1254. 

  1254. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1278">HADOOP-1278</a> </td>
    1255. 

  1255. <td align="left"> Fix the per-job tasktracker &#x2018;blacklist&#x2019; </td>
    1256. 

  1256. <td align="left">  Major </td>
    1257. 

  1257. <td align="left"> . </td>
    1258. 

  1258. <td align="left"> Arun C Murthy </td>
    1259. 

  1259. <td align="left"> Arun C Murthy </td></tr>
    1260. 

  1260. <tr class="b">
    1261. 

  1261. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1272">HADOOP-1272</a> </td>
    1262. 

  1262. <td align="left"> Extract InnerClasses from FSNamesystem into separate classes </td>
    1263. 

  1263. <td align="left">  Major </td>
    1264. 

  1264. <td align="left"> . </td>
    1265. 

  1265. <td align="left"> dhruba borthakur </td>
    1266. 

  1266. <td align="left"> dhruba borthakur </td></tr>
    1267. 

  1267. <tr class="a">
    1268. 

  1268. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1061">HADOOP-1061</a> </td>
    1269. 

  1269. <td align="left"> S3 listSubPaths bug </td>
    1270. 

  1270. <td align="left">  Critical </td>
    1271. 

  1271. <td align="left"> fs </td>
    1272. 

  1272. <td align="left"> Mike Smith </td>
    1273. 

  1273. <td align="left">  </td></tr>
    1274. 

  1274. <tr class="b">
    1275. 

  1275. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1312">HADOOP-1312</a> </td>
    1276. 

  1276. <td align="left"> heartbeat monitor thread goes away </td>
    1277. 

  1277. <td align="left">  Blocker </td>
    1278. 

  1278. <td align="left"> . </td>
    1279. 

  1279. <td align="left"> dhruba borthakur </td>
    1280. 

  1280. <td align="left"> dhruba borthakur </td></tr>
    1281. 

  1281. <tr class="a">
    1282. 

  1282. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1322">HADOOP-1322</a> </td>
    1283. 

  1283. <td align="left"> Tasktracker blacklist leads to hung jobs in single-node cluster </td>
    1284. 

  1284. <td align="left">  Critical </td>
    1285. 

  1285. <td align="left"> . </td>
    1286. 

  1286. <td align="left"> Arun C Murthy </td>
    1287. 

  1287. <td align="left"> Arun C Murthy </td></tr>
    1288. 

  1288. <tr class="b">
    1289. 

  1289. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1184">HADOOP-1184</a> </td>
    1290. 

  1290. <td align="left"> Decommission fails if a block that needs replication has only one replica </td>
    1291. 

  1291. <td align="left">  Major </td>
    1292. 

  1292. <td align="left"> . </td>
    1293. 

  1293. <td align="left"> dhruba borthakur </td>
    1294. 

  1294. <td align="left">  </td></tr>
    1295. 

  1295. <tr class="a">
    1296. 

  1296. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1224">HADOOP-1224</a> </td>
    1297. 

  1297. <td align="left"> &#x201c;Browse the filesystem&#x201d; link pointing to a dead data-node </td>
    1298. 

  1298. <td align="left">  Major </td>
    1299. 

  1299. <td align="left"> . </td>
    1300. 

  1300. <td align="left"> Konstantin Shvachko </td>
    1301. 

  1301. <td align="left"> Enis Soztutar </td></tr>
    1302. 

  1302. <tr class="b">
    1303. 

  1303. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1200">HADOOP-1200</a> </td>
    1304. 

  1304. <td align="left"> Datanode should periodically do a disk check </td>
    1305. 

  1305. <td align="left">  Blocker </td>
    1306. 

  1306. <td align="left"> . </td>
    1307. 

  1307. <td align="left"> Hairong Kuang </td>
    1308. 

  1308. <td align="left"> Hairong Kuang </td></tr>
    1309. 

  1309. <tr class="a">
    1310. 

  1310. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1252">HADOOP-1252</a> </td>
    1311. 

  1311. <td align="left"> Disk problems should be handled better by the MR framework </td>
    1312. 

  1312. <td align="left">  Major </td>
    1313. 

  1313. <td align="left"> . </td>
    1314. 

  1314. <td align="left"> Devaraj Das </td>
    1315. 

  1315. <td align="left"> Devaraj Das </td></tr>
    1316. 

  1316. <tr class="b">
    1317. 

  1317. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1310">HADOOP-1310</a> </td>
    1318. 

  1318. <td align="left"> Fix unchecked warnings in aggregate code </td>
    1319. 

  1319. <td align="left">  Major </td>
    1320. 

  1320. <td align="left"> . </td>
    1321. 

  1321. <td align="left"> Tom White </td>
    1322. 

  1322. <td align="left"> Tom White </td></tr>
    1323. 

  1323. <tr class="a">
    1324. 

  1324. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1255">HADOOP-1255</a> </td>
    1325. 

  1325. <td align="left"> Name-node falls into infinite loop trying to remove a dead node. </td>
    1326. 

  1326. <td align="left">  Blocker </td>
    1327. 

  1327. <td align="left"> . </td>
    1328. 

  1328. <td align="left"> Konstantin Shvachko </td>
    1329. 

  1329. <td align="left"> Hairong Kuang </td></tr>
    1330. 

  1330. <tr class="b">
    1331. 

  1331. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1160">HADOOP-1160</a> </td>
    1332. 

  1332. <td align="left"> DistributedFileSystem doesn&#x2019;t close the RawDistributedFileSystem on close. </td>
    1333. 

  1333. <td align="left">  Blocker </td>
    1334. 

  1334. <td align="left"> . </td>
    1335. 

  1335. <td align="left"> Owen O&#x2019;Malley </td>
    1336. 

  1336. <td align="left"> Hairong Kuang </td></tr>
    1337. 

  1337. <tr class="a">
    1338. 

  1338. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1350">HADOOP-1350</a> </td>
    1339. 

  1339. <td align="left"> Shuffle started taking a very long time after the HADOOP-1176 fix </td>
    1340. 

  1340. <td align="left">  Blocker </td>
    1341. 

  1341. <td align="left"> . </td>
    1342. 

  1342. <td align="left"> Devaraj Das </td>
    1343. 

  1343. <td align="left"> Devaraj Das </td></tr>
    1344. 

  1344. <tr class="b">
    1345. 

  1345. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1345">HADOOP-1345</a> </td>
    1346. 

  1346. <td align="left"> Checksum object does not get restored to the old state in retries when handle ChecksumException </td>
    1347. 

  1347. <td align="left">  Blocker </td>
    1348. 

  1348. <td align="left"> . </td>
    1349. 

  1349. <td align="left"> Hairong Kuang </td>
    1350. 

  1350. <td align="left"> Hairong Kuang </td></tr>
    1351. 

  1351. <tr class="a">
    1352. 

  1352. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1205">HADOOP-1205</a> </td>
    1353. 

  1353. <td align="left"> The open method of FSNamesystem should be synchronized </td>
    1354. 

  1354. <td align="left">  Blocker </td>
    1355. 

  1355. <td align="left"> . </td>
    1356. 

  1356. <td align="left"> Hairong Kuang </td>
    1357. 

  1357. <td align="left"> Hairong Kuang </td></tr>
    1358. 

  1358. <tr class="b">
    1359. 

  1359. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1353">HADOOP-1353</a> </td>
    1360. 

  1360. <td align="left"> Null pointer dereference of nodeInfo in FSNamesystem.removeDatanode(DatanodeID) </td>
    1361. 

  1361. <td align="left">  Blocker </td>
    1362. 

  1362. <td align="left"> . </td>
    1363. 

  1363. <td align="left"> Nigel Daley </td>
    1364. 

  1364. <td align="left"> dhruba borthakur </td></tr>
    1365. 

  1365. <tr class="a">
    1366. 

  1366. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1354">HADOOP-1354</a> </td>
    1367. 

  1367. <td align="left"> Null pointer dereference of paths in FsShell.dus(String) </td>
    1368. 

  1368. <td align="left">  Blocker </td>
    1369. 

  1369. <td align="left"> fs </td>
    1370. 

  1370. <td align="left"> Nigel Daley </td>
    1371. 

  1371. <td align="left"> Hairong Kuang </td></tr>
    1372. 

  1372. <tr class="b">
    1373. 

  1373. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1358">HADOOP-1358</a> </td>
    1374. 

  1374. <td align="left"> seek call ignores result of skipBytes(int) </td>
    1375. 

  1375. <td align="left">  Blocker </td>
    1376. 

  1376. <td align="left"> . </td>
    1377. 

  1377. <td align="left"> Nigel Daley </td>
    1378. 

  1378. <td align="left"> Hairong Kuang </td></tr>
    1379. 

  1379. <tr class="a">
    1380. 

  1380. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1356">HADOOP-1356</a> </td>
    1381. 

  1381. <td align="left"> ValueHistogram.addNextValue(Object) ignores return value of String.substring(int, int) </td>
    1382. 

  1382. <td align="left">  Blocker </td>
    1383. 

  1383. <td align="left"> . </td>
    1384. 

  1384. <td align="left"> Nigel Daley </td>
    1385. 

  1385. <td align="left"> Runping Qi </td></tr>
    1386. 

  1386. <tr class="b">
    1387. 

  1387. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1363">HADOOP-1363</a> </td>
    1388. 

  1388. <td align="left"> waitForCompletion() calls Thread.sleep() with a lock held </td>
    1389. 

  1389. <td align="left">  Blocker </td>
    1390. 

  1390. <td align="left"> . </td>
    1391. 

  1391. <td align="left"> Nigel Daley </td>
    1392. 

  1392. <td align="left"> Owen O&#x2019;Malley </td></tr>
    1393. 

  1393. <tr class="a">
    1394. 

  1394. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1368">HADOOP-1368</a> </td>
    1395. 

  1395. <td align="left"> Inconsistent synchronization of 3 fields in JobInProgress.java </td>
    1396. 

  1396. <td align="left">  Blocker </td>
    1397. 

  1397. <td align="left"> . </td>
    1398. 

  1398. <td align="left"> Nigel Daley </td>
    1399. 

  1399. <td align="left"> Owen O&#x2019;Malley </td></tr>
    1400. 

  1400. <tr class="b">
    1401. 

  1401. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1369">HADOOP-1369</a> </td>
    1402. 

  1402. <td align="left"> Inconsistent synchronization of TaskTracker fields </td>
    1403. 

  1403. <td align="left">  Blocker </td>
    1404. 

  1404. <td align="left"> . </td>
    1405. 

  1405. <td align="left"> Nigel Daley </td>
    1406. 

  1406. <td align="left"> Owen O&#x2019;Malley </td></tr>
    1407. 

  1407. <tr class="a">
    1408. 

  1408. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1361">HADOOP-1361</a> </td>
    1409. 

  1409. <td align="left"> seek calls in 3 io classes ignore result of skipBytes(int) </td>
    1410. 

  1410. <td align="left">  Blocker </td>
    1411. 

  1411. <td align="left"> io </td>
    1412. 

  1412. <td align="left"> Nigel Daley </td>
    1413. 

  1413. <td align="left"> Hairong Kuang </td></tr>
    1414. 

  1414. <tr class="b">
    1415. 

  1415. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1388">HADOOP-1388</a> </td>
    1416. 

  1416. <td align="left"> Possible Null Pointer Dereference in taskdetails.jsp </td>
    1417. 

  1417. <td align="left">  Major </td>
    1418. 

  1418. <td align="left"> . </td>
    1419. 

  1419. <td align="left"> Devaraj Das </td>
    1420. 

  1420. <td align="left"> Devaraj Das </td></tr>
    1421. 

  1421. <tr class="a">
    1422. 

  1422. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1385">HADOOP-1385</a> </td>
    1423. 

  1423. <td align="left"> MD5Hash has a bad hash function </td>
    1424. 

  1424. <td align="left">  Major </td>
    1425. 

  1425. <td align="left"> io </td>
    1426. 

  1426. <td align="left"> Owen O&#x2019;Malley </td>
    1427. 

  1427. <td align="left"> Owen O&#x2019;Malley </td></tr>
    1428. 

  1428. <tr class="b">
    1429. 

  1429. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1386">HADOOP-1386</a> </td>
    1430. 

  1430. <td align="left"> The constructor of Path should not take an empty string as a parameter </td>
    1431. 

  1431. <td align="left">  Blocker </td>
    1432. 

  1432. <td align="left"> . </td>
    1433. 

  1433. <td align="left"> Hairong Kuang </td>
    1434. 

  1434. <td align="left"> Hairong Kuang </td></tr>
    1435. 

  1435. <tr class="a">
    1436. 

  1436. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1407">HADOOP-1407</a> </td>
    1437. 

  1437. <td align="left"> Failed tasks not killing job </td>
    1438. 

  1438. <td align="left">  Blocker </td>
    1439. 

  1439. <td align="left"> . </td>
    1440. 

  1440. <td align="left"> Nigel Daley </td>
    1441. 

  1441. <td align="left"> Arun C Murthy </td></tr>
    1442. 

  1442. <tr class="b">
    1443. 

  1443. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1427">HADOOP-1427</a> </td>
    1444. 

  1444. <td align="left"> Typo in GzipCodec.createInputStream - bufferSize </td>
    1445. 

  1445. <td align="left">  Blocker </td>
    1446. 

  1446. <td align="left"> io </td>
    1447. 

  1447. <td align="left"> Espen Amble Kolstad </td>
    1448. 

  1448. <td align="left"> Espen Amble Kolstad </td></tr>
    1449. 

  1449. <tr class="a">
    1450. 

  1450. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1435">HADOOP-1435</a> </td>
    1451. 

  1451. <td align="left"> FileSystem.globPaths should not create a Path from an empty string </td>
    1452. 

  1452. <td align="left">  Blocker </td>
    1453. 

  1453. <td align="left"> fs </td>
    1454. 

  1454. <td align="left"> Hairong Kuang </td>
    1455. 

  1455. <td align="left"> Hairong Kuang </td></tr>
    1456. 

  1456. <tr class="b">
    1457. 

  1457. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1411">HADOOP-1411</a> </td>
    1458. 

  1458. <td align="left"> AlreadyBeingCreatedException from task retries </td>
    1459. 

  1459. <td align="left">  Blocker </td>
    1460. 

  1460. <td align="left"> . </td>
    1461. 

  1461. <td align="left"> Nigel Daley </td>
    1462. 

  1462. <td align="left"> Hairong Kuang </td></tr>
    1463. 

  1463. <tr class="a">
    1464. 

  1464. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1242">HADOOP-1242</a> </td>
    1465. 

  1465. <td align="left"> dfs upgrade/downgrade problems </td>
    1466. 

  1466. <td align="left">  Blocker </td>
    1467. 

  1467. <td align="left"> . </td>
    1468. 

  1468. <td align="left"> Owen O&#x2019;Malley </td>
    1469. 

  1469. <td align="left"> Konstantin Shvachko </td></tr>
    1470. 

  1470. <tr class="b">
    1471. 

  1471. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1332">HADOOP-1332</a> </td>
    1472. 

  1472. <td align="left"> Sporadic unit test failures (TestMiniMRClasspath, TestMiniMRLocalFS, TestMiniMRDFSCaching) </td>
    1473. 

  1473. <td align="left">  Blocker </td>
    1474. 

  1474. <td align="left"> . </td>
    1475. 

  1475. <td align="left"> Nigel Daley </td>
    1476. 

  1476. <td align="left"> Arun C Murthy </td></tr>
    1477. 

  1477. <tr class="a">
    1478. 

  1478. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1431">HADOOP-1431</a> </td>
    1479. 

  1479. <td align="left"> Map tasks can&#x2019;t timeout for failing to call progress </td>
    1480. 

  1480. <td align="left">  Blocker </td>
    1481. 

  1481. <td align="left"> . </td>
    1482. 

  1482. <td align="left"> Owen O&#x2019;Malley </td>
    1483. 

  1483. <td align="left"> Arun C Murthy </td></tr>
    1484. 

  1484. <tr class="b">
    1485. 

  1485. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1452">HADOOP-1452</a> </td>
    1486. 

  1486. <td align="left"> map output transfers of more than 2^31 bytes output are failing </td>
    1487. 

  1487. <td align="left">  Blocker </td>
    1488. 

  1488. <td align="left"> . </td>
    1489. 

  1489. <td align="left"> Christian Kunz </td>
    1490. 

  1490. <td align="left"> Owen O&#x2019;Malley </td></tr>
    1491. 

  1491. </tbody>
    1492. 

  1492. </table></section></section>
    1493. 

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    1494. 

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