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<h1>Apache Hadoop Changelog</h1>
<div class="section">
<h2><a name="Release_0.23.3_-_2012-09-20"></a>Release 0.23.3 - 2012-09-20</h2>
<div class="section">
<h3><a name="INCOMPATIBLE_CHANGES:"></a>INCOMPATIBLE CHANGES:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4072">MAPREDUCE-4072</a> </td>
<td align="left"> User set java.library.path seems to overwrite default creating problems native lib loading </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Anupam Seth </td>
<td align="left"> Anupam Seth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3812">MAPREDUCE-3812</a> </td>
<td align="left"> Lower default allocation sizes, fix allocation configurations and document them </td>
<td align="left"> Major </td>
<td align="left"> mrv2, performance </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Harsh J </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3318">HDFS-3318</a> </td>
<td align="left"> Hftp hangs on transfers &gt;2GB </td>
<td align="left"> Blocker </td>
<td align="left"> hdfs-client </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4311">MAPREDUCE-4311</a> </td>
<td align="left"> Capacity scheduler.xml does not accept decimal values for capacity and maximum-capacity settings </td>
<td align="left"> Major </td>
<td align="left"> capacity-sched, mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Karthik Kambatla </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8551">HADOOP-8551</a> </td>
<td align="left"> fs -mkdir creates parent directories without the -p option </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> John George </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="NEW_FEATURES:"></a>NEW FEATURES:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2978">HDFS-2978</a> </td>
<td align="left"> The NameNode should expose name dir statuses via JMX </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Aaron T. Myers </td>
<td align="left"> Aaron T. Myers </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3773">MAPREDUCE-3773</a> </td>
<td align="left"> Add queue metrics with buckets for job run times </td>
<td align="left"> Major </td>
<td align="left"> jobtracker </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="IMPROVEMENTS:"></a>IMPROVEMENTS:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-208">HDFS-208</a> </td>
<td align="left"> name node should warn if only one dir is listed in dfs.name.dir </td>
<td align="left"> Minor </td>
<td align="left"> namenode </td>
<td align="left"> Allen Wittenauer </td>
<td align="left"> Uma Maheswara Rao G </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3935">MAPREDUCE-3935</a> </td>
<td align="left"> Annotate Counters.Counter and Counters.Group as @Public </td>
<td align="left"> Major </td>
<td align="left"> client </td>
<td align="left"> Tom White </td>
<td align="left"> Tom White </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8141">HADOOP-8141</a> </td>
<td align="left"> Add method to init krb5 cipher suites </td>
<td align="left"> Trivial </td>
<td align="left"> security </td>
<td align="left"> Todd Lipcon </td>
<td align="left"> Todd Lipcon </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8242">HADOOP-8242</a> </td>
<td align="left"> AbstractDelegationTokenIdentifier: add getter methods for owner and realuser </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Colin P. McCabe </td>
<td align="left"> Colin P. McCabe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4059">MAPREDUCE-4059</a> </td>
<td align="left"> The history server should have a separate pluggable storage/query interface </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4017">MAPREDUCE-4017</a> </td>
<td align="left"> Add jobname to jobsummary log </td>
<td align="left"> Trivial </td>
<td align="left"> jobhistoryserver, jobtracker </td>
<td align="left"> Koji Noguchi </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7510">HADOOP-7510</a> </td>
<td align="left"> Tokens should use original hostname provided instead of ip </td>
<td align="left"> Major </td>
<td align="left"> security </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8286">HADOOP-8286</a> </td>
<td align="left"> Simplify getting a socket address from conf </td>
<td align="left"> Major </td>
<td align="left"> conf </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4151">MAPREDUCE-4151</a> </td>
<td align="left"> RM scheduler web page should filter apps to those that are relevant to scheduling </td>
<td align="left"> Major </td>
<td align="left"> mrv2, webapps </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2652">HDFS-2652</a> </td>
<td align="left"> Port token service changes from 205 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4190">MAPREDUCE-4190</a> </td>
<td align="left"> Improve web UI for task attempts userlog link </td>
<td align="left"> Major </td>
<td align="left"> mrv2, webapps </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4079">MAPREDUCE-4079</a> </td>
<td align="left"> Allow MR AppMaster to limit ephemeral port range. </td>
<td align="left"> Blocker </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8227">HADOOP-8227</a> </td>
<td align="left"> Allow RPC to limit ephemeral port range. </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8335">HADOOP-8335</a> </td>
<td align="left"> Improve Configuration&#x2019;s address handling </td>
<td align="left"> Major </td>
<td align="left"> util </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4210">MAPREDUCE-4210</a> </td>
<td align="left"> Expose listener address for WebApp </td>
<td align="left"> Major </td>
<td align="left"> webapps </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4205">MAPREDUCE-4205</a> </td>
<td align="left"> retrofit all JVM shutdown hooks to use ShutdownHookManager </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3850">MAPREDUCE-3850</a> </td>
<td align="left"> Avoid redundant calls for tokens in TokenCache </td>
<td align="left"> Major </td>
<td align="left"> security </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8373">HADOOP-8373</a> </td>
<td align="left"> Port RPC.getServerAddress to 0.23 </td>
<td align="left"> Major </td>
<td align="left"> ipc </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3659">MAPREDUCE-3659</a> </td>
<td align="left"> Host-based token support </td>
<td align="left"> Major </td>
<td align="left"> security </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4301">MAPREDUCE-4301</a> </td>
<td align="left"> Dedupe some strings in MRAM for memory savings </td>
<td align="left"> Major </td>
<td align="left"> applicationmaster </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3842">MAPREDUCE-3842</a> </td>
<td align="left"> stop webpages from automatic refreshing </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, webapps </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3871">MAPREDUCE-3871</a> </td>
<td align="left"> Allow symlinking in LocalJobRunner DistributedCache </td>
<td align="left"> Major </td>
<td align="left"> distributed-cache </td>
<td align="left"> Tom White </td>
<td align="left"> Tom White </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8535">HADOOP-8535</a> </td>
<td align="left"> Cut hadoop build times in half (upgrade maven-compiler-plugin to 2.5.1) </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3907">MAPREDUCE-3907</a> </td>
<td align="left"> Document entries mapred-default.xml for the jobhistory server. </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Eugene Koontz </td>
<td align="left"> Eugene Koontz </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3906">MAPREDUCE-3906</a> </td>
<td align="left"> Fix inconsistency in documentation regarding mapreduce.jobhistory.principal </td>
<td align="left"> Trivial </td>
<td align="left"> documentation </td>
<td align="left"> Eugene Koontz </td>
<td align="left"> Eugene Koontz </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8525">HADOOP-8525</a> </td>
<td align="left"> Provide Improved Traceability for Configuration </td>
<td align="left"> Trivial </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4283">MAPREDUCE-4283</a> </td>
<td align="left"> Display tail of aggregated logs by default </td>
<td align="left"> Major </td>
<td align="left"> jobhistoryserver, mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8635">HADOOP-8635</a> </td>
<td align="left"> Cannot cancel paths registered deleteOnExit </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4375">MAPREDUCE-4375</a> </td>
<td align="left"> Show Configuration Tracability in MR UI </td>
<td align="left"> Major </td>
<td align="left"> applicationmaster </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8700">HADOOP-8700</a> </td>
<td align="left"> Move the checksum type constants to an enum </td>
<td align="left"> Minor </td>
<td align="left"> util </td>
<td align="left"> Tsz Wo Nicholas Sze </td>
<td align="left"> Tsz Wo Nicholas Sze </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2421">HDFS-2421</a> </td>
<td align="left"> Improve the concurrency of SerialNumberMap in NameNode </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Hairong Kuang </td>
<td align="left"> Jing Zhao </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8240">HADOOP-8240</a> </td>
<td align="left"> Allow users to specify a checksum type on create() </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8239">HADOOP-8239</a> </td>
<td align="left"> Extend MD5MD5CRC32FileChecksum to show the actual checksum type being used </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4614">MAPREDUCE-4614</a> </td>
<td align="left"> Simplify debugging a job&#x2019;s tokens </td>
<td align="left"> Major </td>
<td align="left"> client, task </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="BUG_FIXES:"></a>BUG FIXES:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7621">HADOOP-7621</a> </td>
<td align="left"> alfredo config should be in a file not readable by users </td>
<td align="left"> Critical </td>
<td align="left"> security </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Aaron T. Myers </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2285">HDFS-2285</a> </td>
<td align="left"> BackupNode should reject requests trying to modify namespace </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> Konstantin Shvachko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8104">HADOOP-8104</a> </td>
<td align="left"> Inconsistent Jackson versions </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Colin P. McCabe </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3728">MAPREDUCE-3728</a> </td>
<td align="left"> ShuffleHandler can&#x2019;t access results when configured in a secure mode </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, nodemanager </td>
<td align="left"> Roman Shaposhnik </td>
<td align="left"> Ding Yuan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3037">HDFS-3037</a> </td>
<td align="left"> TestMulitipleNNDataBlockScanner#testBlockScannerAfterRestart is racy </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> Aaron T. Myers </td>
<td align="left"> Aaron T. Myers </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3348">MAPREDUCE-3348</a> </td>
<td align="left"> mapred job -status fails to give info even if the job is present in History </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Devaraj K </td>
<td align="left"> Devaraj K </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8167">HADOOP-8167</a> </td>
<td align="left"> Configuration deprecation logic breaks backwards compatibility </td>
<td align="left"> Blocker </td>
<td align="left"> conf </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3067">HDFS-3067</a> </td>
<td align="left"> NPE in DFSInputStream.readBuffer if read is repeated on corrupted block </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </td>
<td align="left"> Henry Robinson </td>
<td align="left"> Henry Robinson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4010">MAPREDUCE-4010</a> </td>
<td align="left"> TestWritableJobConf fails on trunk </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8197">HADOOP-8197</a> </td>
<td align="left"> Configuration logs WARNs on every use of a deprecated key </td>
<td align="left"> Critical </td>
<td align="left"> conf </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3992">MAPREDUCE-3992</a> </td>
<td align="left"> Reduce fetcher doesn&#x2019;t verify HTTP status code of response </td>
<td align="left"> Major </td>
<td align="left"> mrv1 </td>
<td align="left"> Todd Lipcon </td>
<td align="left"> Todd Lipcon </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4082">MAPREDUCE-4082</a> </td>
<td align="left"> hadoop-mapreduce-client-app&#x2019;s mrapp-generated-classpath file should not be in the module JAR </td>
<td align="left"> Critical </td>
<td align="left"> build </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4091">MAPREDUCE-4091</a> </td>
<td align="left"> tools testcases failing because of MAPREDUCE-4082 </td>
<td align="left"> Critical </td>
<td align="left"> build, test </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4092">MAPREDUCE-4092</a> </td>
<td align="left"> commitJob Exception does not fail job (regression in 0.23 vs 0.20) </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4089">MAPREDUCE-4089</a> </td>
<td align="left"> Hung Tasks never time out. </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4024">MAPREDUCE-4024</a> </td>
<td align="left"> RM webservices can&#x2019;t query on finalStatus </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4060">MAPREDUCE-4060</a> </td>
<td align="left"> Multiple SLF4J binding warning </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4012">MAPREDUCE-4012</a> </td>
<td align="left"> Hadoop Job setup error leaves no useful info to users (when LinuxTaskController is used) </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Koji Noguchi </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4062">MAPREDUCE-4062</a> </td>
<td align="left"> AM Launcher thread can hang forever </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3988">MAPREDUCE-3988</a> </td>
<td align="left"> mapreduce.job.local.dir doesn&#x2019;t point to a single directory on a node. </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Eric Payne </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3166">HDFS-3166</a> </td>
<td align="left"> Hftp connections do not have a timeout </td>
<td align="left"> Critical </td>
<td align="left"> hdfs-client </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3999">MAPREDUCE-3999</a> </td>
<td align="left"> Tracking link gives an error if the AppMaster hasn&#x2019;t started yet </td>
<td align="left"> Major </td>
<td align="left"> mrv2, webapps </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3176">HDFS-3176</a> </td>
<td align="left"> JsonUtil should not parse the MD5MD5CRC32FileChecksum bytes on its own. </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4020">MAPREDUCE-4020</a> </td>
<td align="left"> Web services returns incorrect JSON for deep queue tree </td>
<td align="left"> Major </td>
<td align="left"> mrv2, webapps </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Anupam Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3672">MAPREDUCE-3672</a> </td>
<td align="left"> Killed maps shouldn&#x2019;t be counted towards JobCounter.NUM_FAILED_MAPS </td>
<td align="left"> Major </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Anupam Seth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3682">MAPREDUCE-3682</a> </td>
<td align="left"> Tracker URL says AM tasks run on localhost </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> David Capwell </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3082">MAPREDUCE-3082</a> </td>
<td align="left"> archive command take wrong path for input file with current directory </td>
<td align="left"> Major </td>
<td align="left"> harchive </td>
<td align="left"> Rajit Saha </td>
<td align="left"> John George </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3650">MAPREDUCE-3650</a> </td>
<td align="left"> testGetTokensForHftpFS() fails </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8088">HADOOP-8088</a> </td>
<td align="left"> User-group mapping cache incorrectly does negative caching on transient failures </td>
<td align="left"> Major </td>
<td align="left"> security </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8179">HADOOP-8179</a> </td>
<td align="left"> risk of NPE in CopyCommands processArguments() </td>
<td align="left"> Minor </td>
<td align="left"> fs </td>
<td align="left"> Steve Loughran </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4097">MAPREDUCE-4097</a> </td>
<td align="left"> tools testcases fail because missing mrapp-generated-classpath file in classpath </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Roman Shaposhnik </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8180">HADOOP-8180</a> </td>
<td align="left"> Remove hsqldb since its not needed from pom.xml </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-6963">HADOOP-6963</a> </td>
<td align="left"> Fix FileUtil.getDU. It should not include the size of the directory or follow symbolic links </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3621">MAPREDUCE-3621</a> </td>
<td align="left"> TestDBJob and TestDataDrivenDBInputFormat ant tests fail </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4073">MAPREDUCE-4073</a> </td>
<td align="left"> CS assigns multiple off-switch containers when using multi-level-queues </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, scheduler </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3136">HDFS-3136</a> </td>
<td align="left"> Multiple SLF4J binding warning </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8014">HADOOP-8014</a> </td>
<td align="left"> ViewFileSystem does not correctly implement getDefaultBlockSize, getDefaultReplication, getContentSummary </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> John George </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4117">MAPREDUCE-4117</a> </td>
<td align="left"> mapred job -status throws NullPointerException </td>
<td align="left"> Critical </td>
<td align="left"> client, mrv2 </td>
<td align="left"> Devaraj K </td>
<td align="left"> Devaraj K </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4040">MAPREDUCE-4040</a> </td>
<td align="left"> History links should use hostname rather than IP address. </td>
<td align="left"> Minor </td>
<td align="left"> jobhistoryserver, mrv2 </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4099">MAPREDUCE-4099</a> </td>
<td align="left"> ApplicationMaster may fail to remove staging directory </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3932">MAPREDUCE-3932</a> </td>
<td align="left"> MR tasks failing and crashing the AM when available-resources/headRoom becomes zero </td>
<td align="left"> Critical </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4140">MAPREDUCE-4140</a> </td>
<td align="left"> mapreduce classes incorrectly importing &#x201c;clover.org.apache.*&#x201d; classes </td>
<td align="left"> Major </td>
<td align="left"> client, mrv2 </td>
<td align="left"> Patrick Hunt </td>
<td align="left"> Patrick Hunt </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8144">HADOOP-8144</a> </td>
<td align="left"> pseudoSortByDistance in NetworkTopology doesn&#x2019;t work properly if no local node and first node is local rack node </td>
<td align="left"> Minor </td>
<td align="left"> io </td>
<td align="left"> Junping Du </td>
<td align="left"> Junping Du </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4050">MAPREDUCE-4050</a> </td>
<td align="left"> Invalid node link </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4128">MAPREDUCE-4128</a> </td>
<td align="left"> AM Recovery expects all attempts of a completed task to also be completed. </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Bikas Saha </td>
<td align="left"> Bikas Saha </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8005">HADOOP-8005</a> </td>
<td align="left"> Multiple SLF4J binding message in .out file for all daemons </td>
<td align="left"> Major </td>
<td align="left"> scripts </td>
<td align="left"> Joe Crobak </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4144">MAPREDUCE-4144</a> </td>
<td align="left"> ResourceManager NPE while handling NODE_UPDATE </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4156">MAPREDUCE-4156</a> </td>
<td align="left"> ant build fails compiling JobInProgress </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4160">MAPREDUCE-4160</a> </td>
<td align="left"> some mrv1 ant tests fail with timeout - due to 4156 </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4139">MAPREDUCE-4139</a> </td>
<td align="left"> Potential ResourceManager deadlock when SchedulerEventDispatcher is stopped </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4074">MAPREDUCE-4074</a> </td>
<td align="left"> Client continuously retries to RM When RM goes down before launching Application Master </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Devaraj K </td>
<td align="left"> xieguiming </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8288">HADOOP-8288</a> </td>
<td align="left"> Remove references of mapred.child.ulimit etc. since they are not being used any more </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4159">MAPREDUCE-4159</a> </td>
<td align="left"> Job is running in Uber mode after setting &#x201c;mapreduce.job.ubertask.maxreduces&#x201d; to zero </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Nishan Shetty </td>
<td align="left"> Devaraj K </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4165">MAPREDUCE-4165</a> </td>
<td align="left"> Committing is misspelled as commiting in task logs </td>
<td align="left"> Trivial </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4129">MAPREDUCE-4129</a> </td>
<td align="left"> Lots of unneeded counters log messages </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Ahmed Radwan </td>
<td align="left"> Ahmed Radwan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3947">MAPREDUCE-3947</a> </td>
<td align="left"> yarn.app.mapreduce.am.resource.mb not documented </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Todd Lipcon </td>
<td align="left"> Devaraj K </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3308">HDFS-3308</a> </td>
<td align="left"> hftp/webhdfs can&#x2019;t get tokens if authority has no port </td>
<td align="left"> Critical </td>
<td align="left"> webhdfs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4133">MAPREDUCE-4133</a> </td>
<td align="left"> MR over viewfs is broken </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> John George </td>
<td align="left"> John George </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3312">HDFS-3312</a> </td>
<td align="left"> Hftp selects wrong token service </td>
<td align="left"> Blocker </td>
<td align="left"> hdfs-client </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3321">HDFS-3321</a> </td>
<td align="left"> Error message for insufficient data nodes to come out of safemode is wrong. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4194">MAPREDUCE-4194</a> </td>
<td align="left"> ConcurrentModificationError in DirectoryCollection </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4169">MAPREDUCE-4169</a> </td>
<td align="left"> Container Logs appear in unsorted order </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4189">MAPREDUCE-4189</a> </td>
<td align="left"> TestContainerManagerSecurity is failing </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Devaraj K </td>
<td align="left"> Devaraj K </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8305">HADOOP-8305</a> </td>
<td align="left"> distcp over viewfs is broken </td>
<td align="left"> Major </td>
<td align="left"> viewfs </td>
<td align="left"> John George </td>
<td align="left"> John George </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3334">HDFS-3334</a> </td>
<td align="left"> ByteRangeInputStream leaks streams </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3331">HDFS-3331</a> </td>
<td align="left"> setBalancerBandwidth do not checkSuperuserPrivilege </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Tsz Wo Nicholas Sze </td>
<td align="left"> Tsz Wo Nicholas Sze </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4209">MAPREDUCE-4209</a> </td>
<td align="left"> junit dependency in hadoop-mapreduce-client is missing scope test </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Radim Kolar </td>
<td align="left"> </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4206">MAPREDUCE-4206</a> </td>
<td align="left"> Sorting by Last Health-Update on the RM nodes page sorts does not work correctly </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8334">HADOOP-8334</a> </td>
<td align="left"> HttpServer sometimes returns incorrect port </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8325">HADOOP-8325</a> </td>
<td align="left"> Add a ShutdownHookManager to be used by different components instead of the JVM shutdownhook </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8330">HADOOP-8330</a> </td>
<td align="left"> TestSequenceFile.testCreateUsesFsArg() is broken </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> John George </td>
<td align="left"> John George </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4211">MAPREDUCE-4211</a> </td>
<td align="left"> Error conditions (missing appid, appid not found) are masked in the RM app page </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8317">HADOOP-8317</a> </td>
<td align="left"> Update maven-assembly-plugin to 2.3 - fix build on FreeBSD </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Radim Kolar </td>
<td align="left"> </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8172">HADOOP-8172</a> </td>
<td align="left"> Configuration no longer sets all keys in a deprecated key list. </td>
<td align="left"> Critical </td>
<td align="left"> conf </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Anupam Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8342">HADOOP-8342</a> </td>
<td align="left"> HDFS command fails with exception following merge of HADOOP-8325 </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Randy Clayton </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3359">HDFS-3359</a> </td>
<td align="left"> DFSClient.close should close cached sockets </td>
<td align="left"> Critical </td>
<td align="left"> hdfs-client </td>
<td align="left"> Todd Lipcon </td>
<td align="left"> Todd Lipcon </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4048">MAPREDUCE-4048</a> </td>
<td align="left"> NullPointerException exception while accessing the Application Master UI </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Devaraj K </td>
<td align="left"> Devaraj K </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8327">HADOOP-8327</a> </td>
<td align="left"> distcpv2 and distcpv1 jars should not coexist </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Dave Thompson </td>
<td align="left"> Dave Thompson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8328">HADOOP-8328</a> </td>
<td align="left"> Duplicate FileSystem Statistics object for &#x2018;file&#x2019; scheme </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Tom White </td>
<td align="left"> Tom White </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4220">MAPREDUCE-4220</a> </td>
<td align="left"> RM apps page starttime/endtime sorts are incorrect </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4226">MAPREDUCE-4226</a> </td>
<td align="left"> ConcurrentModificationException in FileSystemCounterGroup </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Tom White </td>
<td align="left"> Tom White </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8341">HADOOP-8341</a> </td>
<td align="left"> Fix or filter findbugs issues in hadoop-tools </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4215">MAPREDUCE-4215</a> </td>
<td align="left"> RM app page shows 500 error on appid parse error </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4237">MAPREDUCE-4237</a> </td>
<td align="left"> TestNodeStatusUpdater can fail if localhost has a domain associated with it </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4233">MAPREDUCE-4233</a> </td>
<td align="left"> NPE can happen in RMNMNodeInfo. </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4238">MAPREDUCE-4238</a> </td>
<td align="left"> mavenize data_join </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8393">HADOOP-8393</a> </td>
<td align="left"> hadoop-config.sh missing variable exports, causes Yarn jobs to fail with ClassNotFoundException MRAppMaster </td>
<td align="left"> Major </td>
<td align="left"> scripts </td>
<td align="left"> Patrick Hunt </td>
<td align="left"> Patrick Hunt </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4250">MAPREDUCE-4250</a> </td>
<td align="left"> hadoop-config.sh missing variable exports, causes Yarn jobs to fail with ClassNotFoundException MRAppMaster </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Patrick Hunt </td>
<td align="left"> Patrick Hunt </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4102">MAPREDUCE-4102</a> </td>
<td align="left"> job counters not available in Jobhistory webui for killed jobs </td>
<td align="left"> Major </td>
<td align="left"> webapps </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4264">MAPREDUCE-4264</a> </td>
<td align="left"> Got ClassCastException when using mapreduce.history.server.delegationtoken.required=true </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3543">MAPREDUCE-3543</a> </td>
<td align="left"> Mavenize Gridmix. </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4197">MAPREDUCE-4197</a> </td>
<td align="left"> Include the hsqldb jar in the hadoop-mapreduce tar file </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4269">MAPREDUCE-4269</a> </td>
<td align="left"> documentation: Gridmix has javadoc warnings in StressJobFactory </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Jonathan Eagles </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3870">MAPREDUCE-3870</a> </td>
<td align="left"> Invalid App Metrics </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4152">MAPREDUCE-4152</a> </td>
<td align="left"> map task left hanging after AM dies trying to connect to RM </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4297">MAPREDUCE-4297</a> </td>
<td align="left"> Usersmap file in gridmix should not fail on empty lines </td>
<td align="left"> Major </td>
<td align="left"> contrib/gridmix </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3486">HDFS-3486</a> </td>
<td align="left"> offlineimageviewer can&#x2019;t read fsimage files that contain persistent delegation tokens </td>
<td align="left"> Minor </td>
<td align="left"> security, tools </td>
<td align="left"> Colin P. McCabe </td>
<td align="left"> Colin P. McCabe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4302">MAPREDUCE-4302</a> </td>
<td align="left"> NM goes down if error encountered during log aggregation </td>
<td align="left"> Critical </td>
<td align="left"> nodemanager </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3442">HDFS-3442</a> </td>
<td align="left"> Incorrect count for Missing Replicas in FSCK report </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> suja s </td>
<td align="left"> Andrew Wang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4307">MAPREDUCE-4307</a> </td>
<td align="left"> TeraInputFormat calls FileSystem.getDefaultBlockSize() without a Path - Failure when using ViewFileSystem </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Ahmed Radwan </td>
<td align="left"> Ahmed Radwan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8450">HADOOP-8450</a> </td>
<td align="left"> Remove src/test/system </td>
<td align="left"> Trivial </td>
<td align="left"> test </td>
<td align="left"> Colin P. McCabe </td>
<td align="left"> Eli Collins </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3350">MAPREDUCE-3350</a> </td>
<td align="left"> Per-app RM page should have the list of application-attempts like on the app JHS page </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, webapps </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3927">MAPREDUCE-3927</a> </td>
<td align="left"> Shuffle hang when set map.failures.percent </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> MengWang </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8501">HADOOP-8501</a> </td>
<td align="left"> Gridmix fails to compile on OpenJDK7u4 </td>
<td align="left"> Major </td>
<td align="left"> benchmarks </td>
<td align="left"> Radim Kolar </td>
<td align="left"> Radim Kolar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8495">HADOOP-8495</a> </td>
<td align="left"> Update Netty to avoid leaking file descriptors during shuffle </td>
<td align="left"> Critical </td>
<td align="left"> build </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4341">MAPREDUCE-4341</a> </td>
<td align="left"> add types to capacity scheduler properties documentation </td>
<td align="left"> Major </td>
<td align="left"> capacity-sched, mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Karthik Kambatla </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4267">MAPREDUCE-4267</a> </td>
<td align="left"> mavenize pipes </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4270">MAPREDUCE-4270</a> </td>
<td align="left"> data_join test classes are in the wrong packge </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Brock Noland </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3889">MAPREDUCE-3889</a> </td>
<td align="left"> job client tries to use /tasklog interface, but that doesn&#x2019;t exist anymore </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Devaraj K </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4320">MAPREDUCE-4320</a> </td>
<td align="left"> gridmix mainClass wrong in pom.xml </td>
<td align="left"> Major </td>
<td align="left"> contrib/gridmix </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4295">MAPREDUCE-4295</a> </td>
<td align="left"> RM crashes due to DNS issue </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, resourcemanager </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4031">MAPREDUCE-4031</a> </td>
<td align="left"> Node Manager hangs on shut down </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, nodemanager </td>
<td align="left"> Devaraj K </td>
<td align="left"> Devaraj K </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4361">MAPREDUCE-4361</a> </td>
<td align="left"> Fix detailed metrics for protobuf-based RPC on 0.23 </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4290">MAPREDUCE-4290</a> </td>
<td align="left"> JobStatus.getState() API is giving ambiguous values </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Nishan Shetty </td>
<td align="left"> Devaraj K </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2289">MAPREDUCE-2289</a> </td>
<td align="left"> Permissions race can make getStagingDir fail on local filesystem </td>
<td align="left"> Major </td>
<td align="left"> job submission </td>
<td align="left"> Todd Lipcon </td>
<td align="left"> Ahmed Radwan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8129">HADOOP-8129</a> </td>
<td align="left"> ViewFileSystemTestSetup setupForViewFileSystem is erring when the user&#x2019;s home directory is somewhere other than /home (eg. /User) etc. </td>
<td align="left"> Major </td>
<td align="left"> fs, test </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ahmed Radwan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4228">MAPREDUCE-4228</a> </td>
<td align="left"> mapreduce.job.reduce.slowstart.completedmaps is not working properly to delay the scheduling of the reduce tasks </td>
<td align="left"> Major </td>
<td align="left"> applicationmaster, mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4372">MAPREDUCE-4372</a> </td>
<td align="left"> Deadlock in Resource Manager between SchedulerEventDispatcher.EventProcessor and Shutdown hook manager </td>
<td align="left"> Major </td>
<td align="left"> mrv2, resourcemanager </td>
<td align="left"> Devaraj K </td>
<td align="left"> Devaraj K </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4376">MAPREDUCE-4376</a> </td>
<td align="left"> TestClusterMRNotification times out </td>
<td align="left"> Major </td>
<td align="left"> mrv2, test </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8110">HADOOP-8110</a> </td>
<td align="left"> TestViewFsTrash occasionally fails </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Tsz Wo Nicholas Sze </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3581">HDFS-3581</a> </td>
<td align="left"> FSPermissionChecker#checkPermission sticky bit check missing range check </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Eli Collins </td>
<td align="left"> Eli Collins </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4392">MAPREDUCE-4392</a> </td>
<td align="left"> Counters.makeCompactString() changed behavior from 0.20 </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4384">MAPREDUCE-4384</a> </td>
<td align="left"> Race conditions in IndexCache </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4387">MAPREDUCE-4387</a> </td>
<td align="left"> RM gets fatal error and exits during TestRM </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4379">MAPREDUCE-4379</a> </td>
<td align="left"> Node Manager throws java.lang.OutOfMemoryError: Java heap space due to org.apache.hadoop.fs.LocalDirAllocator.contexts </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, nodemanager </td>
<td align="left"> Devaraj K </td>
<td align="left"> Devaraj K </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3591">HDFS-3591</a> </td>
<td align="left"> Backport HDFS-3357 to branch-0.23 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3603">HDFS-3603</a> </td>
<td align="left"> Decouple TestHDFSTrash from TestTrash </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4402">MAPREDUCE-4402</a> </td>
<td align="left"> TestFileInputFormat fails intermittently </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4300">MAPREDUCE-4300</a> </td>
<td align="left"> OOM in AM can turn it into a zombie. </td>
<td align="left"> Major </td>
<td align="left"> applicationmaster </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4252">MAPREDUCE-4252</a> </td>
<td align="left"> MR2 job never completes with 1 pending task </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Tom White </td>
<td align="left"> Tom White </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8573">HADOOP-8573</a> </td>
<td align="left"> Configuration tries to read from an inputstream resource multiple times. </td>
<td align="left"> Major </td>
<td align="left"> conf </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8587">HADOOP-8587</a> </td>
<td align="left"> HarFileSystem access of harMetaCache isn&#x2019;t threadsafe </td>
<td align="left"> Minor </td>
<td align="left"> fs </td>
<td align="left"> Eli Collins </td>
<td align="left"> Eli Collins </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4419">MAPREDUCE-4419</a> </td>
<td align="left"> ./mapred queue -info &lt;queuename&gt; -showJobs displays all the jobs irrespective of &lt;queuename&gt; </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Nishan Shetty </td>
<td align="left"> Devaraj K </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4299">MAPREDUCE-4299</a> </td>
<td align="left"> Terasort hangs with MR2 FifoScheduler </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Tom White </td>
<td align="left"> Tom White </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8543">HADOOP-8543</a> </td>
<td align="left"> Invalid pom.xml files on 0.23 branch </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Radim Kolar </td>
<td align="left"> Radim Kolar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4395">MAPREDUCE-4395</a> </td>
<td align="left"> Possible NPE at ClientDistributedCacheManager#determineTimestamps </td>
<td align="left"> Critical </td>
<td align="left"> distributed-cache, job submission, mrv2 </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td>
<td align="left"> Bhallamudi Venkata Siva Kamesh </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3622">HDFS-3622</a> </td>
<td align="left"> Backport HDFS-3541 to branch-0.23 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4437">MAPREDUCE-4437</a> </td>
<td align="left"> Race in MR ApplicationMaster can cause reducers to never be scheduled </td>
<td align="left"> Critical </td>
<td align="left"> applicationmaster, mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8599">HADOOP-8599</a> </td>
<td align="left"> Non empty response from FileSystem.getFileBlockLocations when asking for data beyond the end of file </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Andrey Klochkov </td>
<td align="left"> Andrey Klochkov </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4449">MAPREDUCE-4449</a> </td>
<td align="left"> Incorrect MR_HISTORY_STORAGE property name in JHAdminConfig </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Ahmed Radwan </td>
<td align="left"> Ahmed Radwan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4448">MAPREDUCE-4448</a> </td>
<td align="left"> Nodemanager crashes upon application cleanup if aggregation failed to start </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, nodemanager </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3646">HDFS-3646</a> </td>
<td align="left"> LeaseRenewer can hold reference to inactive DFSClient instances forever </td>
<td align="left"> Critical </td>
<td align="left"> hdfs-client </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3577">HDFS-3577</a> </td>
<td align="left"> WebHdfsFileSystem can not read files larger than 24KB </td>
<td align="left"> Blocker </td>
<td align="left"> webhdfs </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Tsz Wo Nicholas Sze </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3597">HDFS-3597</a> </td>
<td align="left"> SNN can fail to start on upgrade </td>
<td align="left"> Minor </td>
<td align="left"> namenode </td>
<td align="left"> Andy Isaacson </td>
<td align="left"> Andy Isaacson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3688">HDFS-3688</a> </td>
<td align="left"> Namenode loses datanode hostname if datanode re-registers </td>
<td align="left"> Major </td>
<td align="left"> datanode </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3893">MAPREDUCE-3893</a> </td>
<td align="left"> allow capacity scheduler configs maximum-applications and maximum-am-resource-percent configurable on a per queue basis </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8606">HADOOP-8606</a> </td>
<td align="left"> FileSystem.get may return the wrong filesystem </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4467">MAPREDUCE-4467</a> </td>
<td align="left"> IndexCache failures due to missing synchronization </td>
<td align="left"> Critical </td>
<td align="left"> nodemanager </td>
<td align="left"> Andrey Klochkov </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4423">MAPREDUCE-4423</a> </td>
<td align="left"> Potential infinite fetching of map output </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3696">HDFS-3696</a> </td>
<td align="left"> Create files with WebHdfsFileSystem goes OOM when file size is big </td>
<td align="left"> Critical </td>
<td align="left"> webhdfs </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Tsz Wo Nicholas Sze </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8613">HADOOP-8613</a> </td>
<td align="left"> AbstractDelegationTokenIdentifier#getUser() should set token auth type </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8627">HADOOP-8627</a> </td>
<td align="left"> FS deleteOnExit may delete the wrong path </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8634">HADOOP-8634</a> </td>
<td align="left"> Ensure FileSystem#close doesn&#x2019;t squawk for deleteOnExit paths </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8550">HADOOP-8550</a> </td>
<td align="left"> hadoop fs -touchz automatically created parent directories </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> John George </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4456">MAPREDUCE-4456</a> </td>
<td align="left"> LocalDistributedCacheManager can get an ArrayIndexOutOfBounds when creating symlinks </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4496">MAPREDUCE-4496</a> </td>
<td align="left"> AM logs link is missing user name </td>
<td align="left"> Major </td>
<td align="left"> applicationmaster, mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8637">HADOOP-8637</a> </td>
<td align="left"> FilterFileSystem#setWriteChecksum is broken </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4493">MAPREDUCE-4493</a> </td>
<td align="left"> Distibuted Cache Compatability Issues </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4492">MAPREDUCE-4492</a> </td>
<td align="left"> Configuring total queue capacity between 100.5 and 99.5 at perticular level is sucessfull </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Nishan Shetty </td>
<td align="left"> Mayank Bansal </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8370">HADOOP-8370</a> </td>
<td align="left"> Native build failure: javah: class file for org.apache.hadoop.classification.InterfaceAudience not found </td>
<td align="left"> Major </td>
<td align="left"> native </td>
<td align="left"> Trevor Robinson </td>
<td align="left"> Trevor Robinson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4457">MAPREDUCE-4457</a> </td>
<td align="left"> mr job invalid transition TA_TOO_MANY_FETCH_FAILURE at FAILED </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4444">MAPREDUCE-4444</a> </td>
<td align="left"> nodemanager fails to start when one of the local-dirs is bad </td>
<td align="left"> Blocker </td>
<td align="left"> nodemanager </td>
<td align="left"> Nathan Roberts </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8633">HADOOP-8633</a> </td>
<td align="left"> Interrupted FsShell copies may leave tmp files </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4504">MAPREDUCE-4504</a> </td>
<td align="left"> SortValidator writes to wrong directory </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3782">MAPREDUCE-3782</a> </td>
<td align="left"> teragen terasort jobs fail when using <a class="externalLink" href="webhdfs://">webhdfs://</a> </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-14">YARN-14</a> </td>
<td align="left"> Symlinks to peer distributed cache files no longer work </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4053">MAPREDUCE-4053</a> </td>
<td align="left"> Counters group names deprecation is wrong, iterating over group names deprecated names don&#x2019;t show up </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3718">HDFS-3718</a> </td>
<td align="left"> Datanode won&#x2019;t shutdown because of runaway DataBlockScanner thread </td>
<td align="left"> Critical </td>
<td align="left"> datanode </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3794">HDFS-3794</a> </td>
<td align="left"> WebHDFS Open used with Offset returns the original (and incorrect) Content Length in the HTTP Header. </td>
<td align="left"> Major </td>
<td align="left"> webhdfs </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8703">HADOOP-8703</a> </td>
<td align="left"> distcpV2: turn CRC checking off for 0 byte size </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Dave Thompson </td>
<td align="left"> Dave Thompson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4562">MAPREDUCE-4562</a> </td>
<td align="left"> Support for &#x201c;FileSystemCounter&#x201d; legacy counter group name for compatibility reasons is creating incorrect counter name </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jarek Jarcec Cecho </td>
<td align="left"> Jarek Jarcec Cecho </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8390">HADOOP-8390</a> </td>
<td align="left"> TestFileSystemCanonicalization fails with JDK7 </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Trevor Robinson </td>
<td align="left"> Trevor Robinson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3788">HDFS-3788</a> </td>
<td align="left"> distcp can&#x2019;t copy large files using webhdfs due to missing Content-Length header </td>
<td align="left"> Critical </td>
<td align="left"> webhdfs </td>
<td align="left"> Eli Collins </td>
<td align="left"> Tsz Wo Nicholas Sze </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8692">HADOOP-8692</a> </td>
<td align="left"> TestLocalDirAllocator fails intermittently with JDK7 </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Trevor Robinson </td>
<td align="left"> Trevor Robinson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8693">HADOOP-8693</a> </td>
<td align="left"> TestSecurityUtil fails intermittently with JDK7 </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Trevor Robinson </td>
<td align="left"> Trevor Robinson </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8697">HADOOP-8697</a> </td>
<td align="left"> TestWritableName fails intermittently with JDK7 </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Trevor Robinson </td>
<td align="left"> Trevor Robinson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-25">YARN-25</a> </td>
<td align="left"> remove old aggregated logs </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8695">HADOOP-8695</a> </td>
<td align="left"> TestPathData fails intermittently with JDK7 </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Trevor Robinson </td>
<td align="left"> Trevor Robinson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7967">HADOOP-7967</a> </td>
<td align="left"> Need generalized multi-token filesystem support </td>
<td align="left"> Critical </td>
<td align="left"> fs, security </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-27">YARN-27</a> </td>
<td align="left"> Failed refreshQueues due to misconfiguration prevents further refreshing of queues </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ramya Sunil </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-58">YARN-58</a> </td>
<td align="left"> NM leaks filesystems </td>
<td align="left"> Critical </td>
<td align="left"> nodemanager </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8611">HADOOP-8611</a> </td>
<td align="left"> Allow fall-back to the shell-based implementation when JNI-based users-group mapping fails </td>
<td align="left"> Major </td>
<td align="left"> security </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Robert Parker </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3506">MAPREDUCE-3506</a> </td>
<td align="left"> Calling getPriority on JobInfo after parsing a history log with JobHistoryParser throws a NullPointerException </td>
<td align="left"> Minor </td>
<td align="left"> client, mrv2 </td>
<td align="left"> Ratandeep Ratti </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4570">MAPREDUCE-4570</a> </td>
<td align="left"> ProcfsBasedProcessTree#constructProcessInfo() prints a warning if procfsDir/&lt;pid&gt;/stat is not found. </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Ahmed Radwan </td>
<td align="left"> Ahmed Radwan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4068">MAPREDUCE-4068</a> </td>
<td align="left"> Jars in lib subdirectory of the submittable JAR are not added to the classpath </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Ahmed Radwan </td>
<td align="left"> Robert Kanter </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3841">HDFS-3841</a> </td>
<td align="left"> Port HDFS-3835 to branch-0.23 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8225">HADOOP-8225</a> </td>
<td align="left"> DistCp fails when invoked by Oozie </td>
<td align="left"> Blocker </td>
<td align="left"> security </td>
<td align="left"> Mithun Radhakrishnan </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2374">MAPREDUCE-2374</a> </td>
<td align="left"> &#x201c;Text File Busy&#x201d; errors launching MR tasks </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Todd Lipcon </td>
<td align="left"> Andy Isaacson </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8709">HADOOP-8709</a> </td>
<td align="left"> globStatus changed behavior from 0.20/1.x </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8725">HADOOP-8725</a> </td>
<td align="left"> MR is broken when security is off </td>
<td align="left"> Blocker </td>
<td align="left"> security </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3177">HDFS-3177</a> </td>
<td align="left"> Allow DFSClient to find out and use the CRC type being used for a file. </td>
<td align="left"> Major </td>
<td align="left"> datanode, hdfs-client </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8060">HADOOP-8060</a> </td>
<td align="left"> Add a capability to discover and set checksum types per file. </td>
<td align="left"> Major </td>
<td align="left"> fs, util </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-31">YARN-31</a> </td>
<td align="left"> TestDelegationTokenRenewer fails on jdk7 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4600">MAPREDUCE-4600</a> </td>
<td align="left"> TestTokenCache.java from MRV1 no longer compiles </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8614">HADOOP-8614</a> </td>
<td align="left"> IOUtils#skipFully hangs forever on EOF </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Colin P. McCabe </td>
<td align="left"> Colin P. McCabe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3861">HDFS-3861</a> </td>
<td align="left"> Deadlock in DFSClient </td>
<td align="left"> Blocker </td>
<td align="left"> hdfs-client </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8726">HADOOP-8726</a> </td>
<td align="left"> The Secrets in Credentials are not available to MR tasks </td>
<td align="left"> Major </td>
<td align="left"> security </td>
<td align="left"> Benoy Antony </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4569">MAPREDUCE-4569</a> </td>
<td align="left"> TestHsWebServicesJobsQuery fails on jdk7 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-63">YARN-63</a> </td>
<td align="left"> RMNodeImpl is missing valid transitions from the UNHEALTHY state </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8727">HADOOP-8727</a> </td>
<td align="left"> Gracefully deprecate dfs.umaskmode in 2.x onwards </td>
<td align="left"> Major </td>
<td align="left"> conf </td>
<td align="left"> Harsh J </td>
<td align="left"> Harsh J </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-66">YARN-66</a> </td>
<td align="left"> aggregated logs permissions not set properly </td>
<td align="left"> Critical </td>
<td align="left"> nodemanager </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4612">MAPREDUCE-4612</a> </td>
<td align="left"> job summary file permissions not set when its created </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4611">MAPREDUCE-4611</a> </td>
<td align="left"> MR AM dies badly when Node is decomissioned </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4604">MAPREDUCE-4604</a> </td>
<td align="left"> In mapred-default, mapreduce.map.maxattempts &amp; mapreduce.reduce.maxattempts defaults are set to 4 as well as mapreduce.job.maxtaskfailures.per.tracker. </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3873">HDFS-3873</a> </td>
<td align="left"> Hftp assumes security is disabled if token fetch fails </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3852">HDFS-3852</a> </td>
<td align="left"> TestHftpDelegationToken is broken after HADOOP-8225 </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client, security </td>
<td align="left"> Aaron T. Myers </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-68">YARN-68</a> </td>
<td align="left"> NodeManager will refuse to shutdown indefinitely due to container log aggregation </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> patrick white </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-87">YARN-87</a> </td>
<td align="left"> NM ResourceLocalizationService does not set permissions of local cache directories </td>
<td align="left"> Critical </td>
<td align="left"> nodemanager </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3890">HDFS-3890</a> </td>
<td align="left"> filecontext mkdirs doesn&#x2019;t apply umask as expected </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4633">MAPREDUCE-4633</a> </td>
<td align="left"> history server doesn&#x2019;t set permissions on all subdirs </td>
<td align="left"> Critical </td>
<td align="left"> jobhistoryserver </td>
<td align="left"> Thomas Graves </td>
<td align="left"> oss.wakayama </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4641">MAPREDUCE-4641</a> </td>
<td align="left"> Exception in commitJob marks job as successful in job history </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="TESTS:"></a>TESTS:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2505">HDFS-2505</a> </td>
<td align="left"> Add a test to verify getFileChecksum works with ViewFS </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3983">MAPREDUCE-3983</a> </td>
<td align="left"> TestTTResourceReporting can fail, and should just be deleted </td>
<td align="left"> Major </td>
<td align="left"> mrv1 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8283">HADOOP-8283</a> </td>
<td align="left"> Allow tests to control token service value </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3258">HDFS-3258</a> </td>
<td align="left"> Test for HADOOP-8144 (pseudoSortByDistance in NetworkTopology for first rack local node) </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Eli Collins </td>
<td align="left"> Junping Du </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4212">MAPREDUCE-4212</a> </td>
<td align="left"> TestJobClientGetJob sometimes fails </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="SUB-TASKS:"></a>SUB-TASKS:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3168">HDFS-3168</a> </td>
<td align="left"> Clean up FSNamesystem and BlockManager </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Tsz Wo Nicholas Sze </td>
<td align="left"> Tsz Wo Nicholas Sze </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3942">MAPREDUCE-3942</a> </td>
<td align="left"> Randomize master key generation for ApplicationTokenSecretManager and roll it every so often </td>
<td align="left"> Major </td>
<td align="left"> mrv2, security </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Vinod Kumar Vavilapalli </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3972">MAPREDUCE-3972</a> </td>
<td align="left"> Locking and exception issues in JobHistory Server. </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Robert Joseph Evans </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4161">MAPREDUCE-4161</a> </td>
<td align="left"> create sockets consistently </td>
<td align="left"> Major </td>
<td align="left"> client, mrv2 </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3613">MAPREDUCE-3613</a> </td>
<td align="left"> web service calls header contains 2 content types </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4163">MAPREDUCE-4163</a> </td>
<td align="left"> consistently set the bind address </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4162">MAPREDUCE-4162</a> </td>
<td align="left"> Correctly set token service </td>
<td align="left"> Major </td>
<td align="left"> client, mrv2 </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3940">MAPREDUCE-3940</a> </td>
<td align="left"> ContainerTokens should have an expiry interval </td>
<td align="left"> Major </td>
<td align="left"> mrv2, security </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Vinod Kumar Vavilapalli </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-39">YARN-39</a> </td>
<td align="left"> RM-NM secret-keys should be randomly generated and rolled every so often </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Vinod Kumar Vavilapalli </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-60">YARN-60</a> </td>
<td align="left"> NMs rejects all container tokens after secret key rolls </td>
<td align="left"> Blocker </td>
<td align="left"> nodemanager </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Vinod Kumar Vavilapalli </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="OTHER:"></a>OTHER:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4051">MAPREDUCE-4051</a> </td>
<td align="left"> Remove the empty hadoop-mapreduce-project/assembly/all.xml file </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4134">MAPREDUCE-4134</a> </td>
<td align="left"> Remove references of mapred.child.ulimit etc. since they are not being used any more </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Ravi Prakash </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1">YARN-1</a> </td>
<td align="left"> Move YARN out of hadoop-mapreduce </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Arun C Murthy </td></tr>
</tbody>
</table></div></div>
</div>
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