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<h1>Apache Hadoop Changelog</h1>
<div class="section">
<h2><a name="Release_0.23.1_-_2012-02-17"></a>Release 0.23.1 - 2012-02-17</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/HADOOP-7348">HADOOP-7348</a> </td>
<td align="left"> Modify the option of FsShell getmerge from [addnl] to [-nl] for consistency </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> XieXianshan </td>
<td align="left"> XieXianshan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3720">MAPREDUCE-3720</a> </td>
<td align="left"> Command line listJobs should not visit each AM </td>
<td align="left"> Major </td>
<td align="left"> client, mrv2 </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/HADOOP-7470">HADOOP-7470</a> </td>
<td align="left"> move up to Jackson 1.8.8 </td>
<td align="left"> Minor </td>
<td align="left"> util </td>
<td align="left"> Steve Loughran </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8013">HADOOP-8013</a> </td>
<td align="left"> ViewFileSystem does not honor setVerifyChecksum </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </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/MAPREDUCE-778">MAPREDUCE-778</a> </td>
<td align="left"> [Rumen] Need a standalone JobHistory log anonymizer </td>
<td align="left"> Major </td>
<td align="left"> tools/rumen </td>
<td align="left"> Hong Tang </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7808">HADOOP-7808</a> </td>
<td align="left"> Port token service changes from 205 </td>
<td align="left"> Major </td>
<td align="left"> fs, 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/MAPREDUCE-2765">MAPREDUCE-2765</a> </td>
<td align="left"> DistCp Rewrite </td>
<td align="left"> Major </td>
<td align="left"> distcp, mrv2 </td>
<td align="left"> Mithun Radhakrishnan </td>
<td align="left"> Mithun Radhakrishnan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2316">HDFS-2316</a> </td>
<td align="left"> [umbrella] WebHDFS: a complete FileSystem implementation for accessing HDFS over HTTP </td>
<td align="left"> Major </td>
<td align="left"> webhdfs </td>
<td align="left"> Tsz Wo Nicholas Sze </td>
<td align="left"> Tsz Wo Nicholas Sze </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-362">HDFS-362</a> </td>
<td align="left"> FSEditLog should not writes long and short as UTF8 and should not use ArrayWritable for writing non-array items </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Tsz Wo Nicholas Sze </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/HDFS-2349">HDFS-2349</a> </td>
<td align="left"> DN should log a WARN, not an INFO when it detects a corruption during block transfer </td>
<td align="left"> Trivial </td>
<td align="left"> datanode </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/HADOOP-7736">HADOOP-7736</a> </td>
<td align="left"> Remove duplicate call of Path#normalizePath during initialization. </td>
<td align="left"> Trivial </td>
<td align="left"> fs </td>
<td align="left"> Harsh J </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7761">HADOOP-7761</a> </td>
<td align="left"> Improve performance of raw comparisons </td>
<td align="left"> Major </td>
<td align="left"> io, performance, util </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/HADOOP-7424">HADOOP-7424</a> </td>
<td align="left"> Log an error if the topology script doesn&#x2019;t handle multiple args </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Eli Collins </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/HADOOP-7792">HADOOP-7792</a> </td>
<td align="left"> Common component for HDFS-2416: Add verifyToken method to AbstractDelegationTokenSecretManager </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jitendra Nath Pandey </td>
<td align="left"> Jitendra Nath Pandey </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2533">HDFS-2533</a> </td>
<td align="left"> Remove needless synchronization on FSDataSet.getBlockFile </td>
<td align="left"> Minor </td>
<td align="left"> datanode, performance </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/HDFS-2080">HDFS-2080</a> </td>
<td align="left"> Speed up DFS read path by lessening checksum overhead </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client, performance </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-3325">MAPREDUCE-3325</a> </td>
<td align="left"> Improvements to CapacityScheduler doc </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-3341">MAPREDUCE-3341</a> </td>
<td align="left"> Enhance logging of initalized queue limit values </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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3331">MAPREDUCE-3331</a> </td>
<td align="left"> Improvement to single node cluster setup documentation for 0.23 </td>
<td align="left"> Minor </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-3169">MAPREDUCE-3169</a> </td>
<td align="left"> Create a new MiniMRCluster equivalent which only provides client APIs cross MR1 and MR2 </td>
<td align="left"> Major </td>
<td align="left"> mrv1, mrv2, test </td>
<td align="left"> Todd Lipcon </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-3415">MAPREDUCE-3415</a> </td>
<td align="left"> improve MiniMRYarnCluster &amp; DistributedShell JAR resolution </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2560">HDFS-2560</a> </td>
<td align="left"> Refactor BPOfferService to be a static inner class </td>
<td align="left"> Major </td>
<td align="left"> datanode </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/HDFS-2562">HDFS-2562</a> </td>
<td align="left"> Refactor DN configuration variables out of DataNode class </td>
<td align="left"> Minor </td>
<td align="left"> datanode </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/HDFS-2563">HDFS-2563</a> </td>
<td align="left"> Some cleanup in BPOfferService </td>
<td align="left"> Major </td>
<td align="left"> datanode </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/HDFS-2502">HDFS-2502</a> </td>
<td align="left"> hdfs-default.xml should include dfs.name.dir.restore </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Eli Collins </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2568">HDFS-2568</a> </td>
<td align="left"> Use a set to manage child sockets in XceiverServer </td>
<td align="left"> Trivial </td>
<td align="left"> datanode </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/HDFS-2454">HDFS-2454</a> </td>
<td align="left"> Move maxXceiverCount check to before starting the thread in dataXceiver </td>
<td align="left"> Minor </td>
<td align="left"> datanode </td>
<td align="left"> Uma Maheswara Rao G </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2570">HDFS-2570</a> </td>
<td align="left"> Add descriptions for dfs.*.https.address in hdfs-default.xml </td>
<td align="left"> Trivial </td>
<td align="left"> documentation </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/HADOOP-7841">HADOOP-7841</a> </td>
<td align="left"> Run tests with non-secure random </td>
<td align="left"> Trivial </td>
<td align="left"> build </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-6614">HADOOP-6614</a> </td>
<td align="left"> RunJar should provide more diags when it can&#x2019;t create a temp file </td>
<td align="left"> Minor </td>
<td align="left"> util </td>
<td align="left"> Steve Loughran </td>
<td align="left"> Jonathan Hsieh </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2566">HDFS-2566</a> </td>
<td align="left"> Move BPOfferService to be a non-inner class </td>
<td align="left"> Minor </td>
<td align="left"> datanode </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/HDFS-2536">HDFS-2536</a> </td>
<td align="left"> Remove unused imports </td>
<td align="left"> Trivial </td>
<td align="left"> namenode </td>
<td align="left"> Aaron T. Myers </td>
<td align="left"> Harsh J </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3411">MAPREDUCE-3411</a> </td>
<td align="left"> Performance Upgrade for jQuery </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3265">MAPREDUCE-3265</a> </td>
<td align="left"> Reduce log level on MR2 IPC construction, etc </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Todd Lipcon </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/HDFS-2246">HDFS-2246</a> </td>
<td align="left"> Shortcut a local client reads to a Datanodes files directly </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Sanjay Radia </td>
<td align="left"> Jitendra Nath Pandey </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7858">HADOOP-7858</a> </td>
<td align="left"> Drop some info logging to DEBUG level in IPC, metrics, and HTTP </td>
<td align="left"> Trivial </td>
<td align="left"> . </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-3371">MAPREDUCE-3371</a> </td>
<td align="left"> Review and improve the yarn-api javadocs. </td>
<td align="left"> Minor </td>
<td align="left"> documentation, mrv2 </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-3238">MAPREDUCE-3238</a> </td>
<td align="left"> Small cleanup in SchedulerApp </td>
<td align="left"> Trivial </td>
<td align="left"> mrv2 </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/HADOOP-7804">HADOOP-7804</a> </td>
<td align="left"> enable hadoop config generator to set dfs.block.local-path-access.user to enable short circuit read </td>
<td align="left"> Major </td>
<td align="left"> conf </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Arpit Gupta </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7777">HADOOP-7777</a> </td>
<td align="left"> Implement a base class for DNSToSwitchMapping implementations that can offer extra topology information </td>
<td align="left"> Major </td>
<td align="left"> util </td>
<td align="left"> Steve Loughran </td>
<td align="left"> Steve Loughran </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2604">HDFS-2604</a> </td>
<td align="left"> Add a log message to show if WebHDFS is enabled </td>
<td align="left"> Minor </td>
<td align="left"> webhdfs </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-3369">MAPREDUCE-3369</a> </td>
<td align="left"> Migrate MR1 tests to run on MR2 using the new interfaces introduced in MAPREDUCE-3169 </td>
<td align="left"> Major </td>
<td align="left"> mrv1, mrv2, test </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-3147">MAPREDUCE-3147</a> </td>
<td align="left"> Handle leaf queues with the same name properly </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2178">HDFS-2178</a> </td>
<td align="left"> HttpFS - a read/write Hadoop file system proxy </td>
<td align="left"> Major </td>
<td align="left"> . </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-7758">HADOOP-7758</a> </td>
<td align="left"> Make GlobFilter class public </td>
<td align="left"> Major </td>
<td align="left"> fs </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/HADOOP-6886">HADOOP-6886</a> </td>
<td align="left"> LocalFileSystem Needs createNonRecursive API </td>
<td align="left"> Minor </td>
<td align="left"> fs </td>
<td align="left"> Nicolas Spiegelberg </td>
<td align="left"> Nicolas Spiegelberg </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2511">HDFS-2511</a> </td>
<td align="left"> Add dev script to generate HDFS protobufs </td>
<td align="left"> Minor </td>
<td align="left"> build </td>
<td align="left"> Todd Lipcon </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-2653">HDFS-2653</a> </td>
<td align="left"> DFSClient should cache whether addrs are non-local when short-circuiting is enabled </td>
<td align="left"> Major </td>
<td align="left"> datanode </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/HDFS-2654">HDFS-2654</a> </td>
<td align="left"> Make BlockReaderLocal not extend RemoteBlockReader2 </td>
<td align="left"> Major </td>
<td align="left"> datanode </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-2863">MAPREDUCE-2863</a> </td>
<td align="left"> Support web-services for RM &amp; NM </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, nodemanager, resourcemanager </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Thomas Graves </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2675">HDFS-2675</a> </td>
<td align="left"> Reduce verbosity when double-closing edit logs </td>
<td align="left"> Trivial </td>
<td align="left"> namenode </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-7657">HADOOP-7657</a> </td>
<td align="left"> Add support for LZ4 compression </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Bert Sanders </td>
<td align="left"> Binglin Chang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2335">HDFS-2335</a> </td>
<td align="left"> DataNodeCluster and NNStorage always pull fresh entropy </td>
<td align="left"> Major </td>
<td align="left"> datanode, namenode </td>
<td align="left"> Eli Collins </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/HADOOP-7890">HADOOP-7890</a> </td>
<td align="left"> Redirect hadoop script&#x2019;s deprecation message to stderr </td>
<td align="left"> Trivial </td>
<td align="left"> scripts </td>
<td align="left"> Koji Noguchi </td>
<td align="left"> Koji Noguchi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3597">MAPREDUCE-3597</a> </td>
<td align="left"> Provide a way to access other info of history file from Rumentool </td>
<td align="left"> Major </td>
<td align="left"> tools/rumen </td>
<td align="left"> Ravi Gummadi </td>
<td align="left"> Ravi Gummadi </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7574">HADOOP-7574</a> </td>
<td align="left"> Improvement for FSshell -stat </td>
<td align="left"> Trivial </td>
<td align="left"> fs </td>
<td align="left"> XieXianshan </td>
<td align="left"> XieXianshan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-6840">HADOOP-6840</a> </td>
<td align="left"> Support non-recursive create() in FileSystem &amp; SequenceFile.Writer </td>
<td align="left"> Minor </td>
<td align="left"> fs, io </td>
<td align="left"> Nicolas Spiegelberg </td>
<td align="left"> Nicolas Spiegelberg </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2726">HDFS-2726</a> </td>
<td align="left"> &#x201c;Exception in createBlockOutputStream&#x201d; shouldn&#x2019;t delete exception stack trace </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Michael Bieniosek </td>
<td align="left"> Harsh J </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7910">HADOOP-7910</a> </td>
<td align="left"> add configuration methods to handle human readable size values </td>
<td align="left"> Minor </td>
<td align="left"> conf </td>
<td align="left"> Sho Shimauchi </td>
<td align="left"> Sho Shimauchi </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2729">HDFS-2729</a> </td>
<td align="left"> Update BlockManager&#x2019;s comments regarding the invalid block set </td>
<td align="left"> Minor </td>
<td align="left"> namenode </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/HDFS-554">HDFS-554</a> </td>
<td align="left"> BlockInfo.ensureCapacity may get a speedup from System.arraycopy() </td>
<td align="left"> Minor </td>
<td align="left"> namenode </td>
<td align="left"> Steve Loughran </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7919">HADOOP-7919</a> </td>
<td align="left"> [Doc] Remove hadoop.logfile.* properties. </td>
<td align="left"> Trivial </td>
<td align="left"> documentation </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/HADOOP-7504">HADOOP-7504</a> </td>
<td align="left"> hadoop-metrics.properties missing some Ganglia31 options </td>
<td align="left"> Trivial </td>
<td align="left"> metrics </td>
<td align="left"> Eli Collins </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3610">MAPREDUCE-3610</a> </td>
<td align="left"> Some parts in MR use old property dfs.block.size </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Sho Shimauchi </td>
<td align="left"> Sho Shimauchi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7934">HADOOP-7934</a> </td>
<td align="left"> Normalize dependencies versions across all modules </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-4515">HADOOP-4515</a> </td>
<td align="left"> conf.getBoolean must be case insensitive </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Abhijit Bagri </td>
<td align="left"> Sho Shimauchi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3299">MAPREDUCE-3299</a> </td>
<td align="left"> Add AMInfo table to the AM job page </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2788">HDFS-2788</a> </td>
<td align="left"> HdfsServerConstants#DN_KEEPALIVE_TIMEOUT is dead code </td>
<td align="left"> Major </td>
<td align="left"> datanode </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/HDFS-2803">HDFS-2803</a> </td>
<td align="left"> Adding logging to LeaseRenewer for better lease expiration triage. </td>
<td align="left"> Minor </td>
<td align="left"> namenode </td>
<td align="left"> Jimmy Xiang </td>
<td align="left"> Jimmy Xiang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2817">HDFS-2817</a> </td>
<td align="left"> Combine the two TestSafeMode test suites </td>
<td align="left"> Minor </td>
<td align="left"> test </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/HDFS-2825">HDFS-2825</a> </td>
<td align="left"> Add test hook to turn off the writer preferring its local DN </td>
<td align="left"> Minor </td>
<td align="left"> namenode </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/HDFS-2826">HDFS-2826</a> </td>
<td align="left"> Test case for HDFS-1476 (safemode can initialize repl queues before exiting) </td>
<td align="left"> Minor </td>
<td align="left"> namenode, test </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/HDFS-2397">HDFS-2397</a> </td>
<td align="left"> Undeprecate SecondaryNameNode </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Todd Lipcon </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-3692">MAPREDUCE-3692</a> </td>
<td align="left"> yarn-resourcemanager out and log files can get big </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </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/HADOOP-7987">HADOOP-7987</a> </td>
<td align="left"> Support setting the run-as user in unsecure mode </td>
<td align="left"> Major </td>
<td align="left"> security </td>
<td align="left"> Devaraj Das </td>
<td align="left"> Jitendra Nath Pandey </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3360">MAPREDUCE-3360</a> </td>
<td align="left"> Provide information about lost nodes in the UI. </td>
<td align="left"> Critical </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-3693">MAPREDUCE-3693</a> </td>
<td align="left"> Add admin env to mapred-default.xml </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Roman Shaposhnik </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-7939">HADOOP-7939</a> </td>
<td align="left"> Improve Hadoop subcomponent integration in Hadoop 0.23 </td>
<td align="left"> Major </td>
<td align="left"> build, conf, documentation, scripts </td>
<td align="left"> Roman Shaposhnik </td>
<td align="left"> Roman Shaposhnik </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3481">MAPREDUCE-3481</a> </td>
<td align="left"> [Gridmix] Improve STRESS mode locking </td>
<td align="left"> Major </td>
<td align="left"> contrib/gridmix </td>
<td align="left"> Amar Kamat </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3679">MAPREDUCE-3679</a> </td>
<td align="left"> AM logs and others should not automatically refresh after every 1 second. </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </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-3756">MAPREDUCE-3756</a> </td>
<td align="left"> Make single shuffle limit configurable </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3771">MAPREDUCE-3771</a> </td>
<td align="left"> Port MAPREDUCE-1735 to trunk/0.23 </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>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8015">HADOOP-8015</a> </td>
<td align="left"> ChRootFileSystem should extend FilterFileSystem </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/HDFS-2814">HDFS-2814</a> </td>
<td align="left"> NamenodeMXBean does not account for svn revision in the version information </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2868">HDFS-2868</a> </td>
<td align="left"> Add number of active transfer threads to the DataNode status </td>
<td align="left"> Minor </td>
<td align="left"> datanode </td>
<td align="left"> Harsh J </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8027">HADOOP-8027</a> </td>
<td align="left"> Visiting /jmx on the daemon web interfaces may print unnecessary error in logs </td>
<td align="left"> Minor </td>
<td align="left"> metrics </td>
<td align="left"> Harsh J </td>
<td align="left"> Aaron T. Myers </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8009">HADOOP-8009</a> </td>
<td align="left"> Create hadoop-client and hadoop-minicluster artifacts for downstream projects </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3139">HDFS-3139</a> </td>
<td align="left"> Minor Datanode logging improvement </td>
<td align="left"> Minor </td>
<td align="left"> datanode </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/HDFS-2761">HDFS-2761</a> </td>
<td align="left"> Improve Hadoop subcomponent integration in Hadoop 0.23 </td>
<td align="left"> Major </td>
<td align="left"> build, hdfs-client, scripts </td>
<td align="left"> Roman Shaposhnik </td>
<td align="left"> Roman Shaposhnik </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/MAPREDUCE-2784">MAPREDUCE-2784</a> </td>
<td align="left"> [Gridmix] TestGridmixSummary fails with NPE when run in DEBUG mode. </td>
<td align="left"> Major </td>
<td align="left"> contrib/gridmix </td>
<td align="left"> Amar Kamat </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2950">MAPREDUCE-2950</a> </td>
<td align="left"> [Gridmix] TestUserResolve fails in trunk </td>
<td align="left"> Major </td>
<td align="left"> contrib/gridmix </td>
<td align="left"> Amar Kamat </td>
<td align="left"> Ravi Gummadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-6490">HADOOP-6490</a> </td>
<td align="left"> Path.normalize should use StringUtils.replace in favor of String.replace </td>
<td align="left"> Minor </td>
<td align="left"> fs </td>
<td align="left"> Zheng Shao </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-3291">MAPREDUCE-3291</a> </td>
<td align="left"> App fail to launch due to delegation token not found in cache </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Ramya Sunil </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-3344">MAPREDUCE-3344</a> </td>
<td align="left"> o.a.h.mapreduce.Reducer since 0.21 blindly casts to ReduceContext.ValueIterator </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Brock Noland </td>
<td align="left"> Brock Noland </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7801">HADOOP-7801</a> </td>
<td align="left"> HADOOP_PREFIX cannot be overriden </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Bruno Mah&#xe9; </td>
<td align="left"> Bruno Mah&#xe9; </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3346">MAPREDUCE-3346</a> </td>
<td align="left"> Rumen LoggedTaskAttempt getHostName call returns hostname as null </td>
<td align="left"> Blocker </td>
<td align="left"> tools/rumen </td>
<td align="left"> Karam Singh </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3342">MAPREDUCE-3342</a> </td>
<td align="left"> JobHistoryServer doesn&#x2019;t show job queue </td>
<td align="left"> Critical </td>
<td align="left"> jobhistoryserver, mrv2 </td>
<td align="left"> Thomas Graves </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-3345">MAPREDUCE-3345</a> </td>
<td align="left"> Race condition in ResourceManager causing TestContainerManagerSecurity to fail sometimes </td>
<td align="left"> Major </td>
<td align="left"> mrv2, resourcemanager </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3368">MAPREDUCE-3368</a> </td>
<td align="left"> compile-mapred-test fails </td>
<td align="left"> Critical </td>
<td align="left"> build, mrv2 </td>
<td align="left"> Ramya Sunil </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3336">MAPREDUCE-3336</a> </td>
<td align="left"> com.google.inject.internal.Preconditions not public api - shouldn&#x2019;t be using it </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-3333">MAPREDUCE-3333</a> </td>
<td align="left"> MR AM for sort-job going out of memory </td>
<td align="left"> Blocker </td>
<td align="left"> applicationmaster, mrv2 </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-3280">MAPREDUCE-3280</a> </td>
<td align="left"> MR AM should not read the username from configuration </td>
<td align="left"> Major </td>
<td align="left"> applicationmaster, mrv2 </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/MAPREDUCE-3379">MAPREDUCE-3379</a> </td>
<td align="left"> LocalResourceTracker should not tracking deleted cache entries </td>
<td align="left"> Major </td>
<td align="left"> mrv2, nodemanager </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3370">MAPREDUCE-3370</a> </td>
<td align="left"> MiniMRYarnCluster uses a hard coded path location for the MapReduce application jar </td>
<td align="left"> Major </td>
<td align="left"> mrv2, test </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/HADOOP-7813">HADOOP-7813</a> </td>
<td align="left"> test-patch +1 patches that introduce javadoc and findbugs warnings in some cases </td>
<td align="left"> Major </td>
<td align="left"> build, test </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-3324">MAPREDUCE-3324</a> </td>
<td align="left"> Not All HttpServer tools links (stacks,logs,config,metrics) are accessible through all UI servers </td>
<td align="left"> Critical </td>
<td align="left"> jobhistoryserver, mrv2, nodemanager </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-3243">MAPREDUCE-3243</a> </td>
<td align="left"> Invalid tracking URL for streaming jobs </td>
<td align="left"> Major </td>
<td align="left"> contrib/streaming, mrv2 </td>
<td align="left"> Ramya Sunil </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-7811">HADOOP-7811</a> </td>
<td align="left"> TestUserGroupInformation#testGetServerSideGroups test fails in chroot </td>
<td align="left"> Major </td>
<td align="left"> security, test </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-3355">MAPREDUCE-3355</a> </td>
<td align="left"> AM scheduling hangs frequently with sort job on 350 nodes </td>
<td align="left"> Blocker </td>
<td align="left"> applicationmaster, mrv2 </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-3407">MAPREDUCE-3407</a> </td>
<td align="left"> Wrong jar getting used in TestMR*Jobs* for MiniMRYarnCluster </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7787">HADOOP-7787</a> </td>
<td align="left"> Make source tarball use conventional name. </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Bruno Mah&#xe9; </td>
<td align="left"> Bruno Mah&#xe9; </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7802">HADOOP-7802</a> </td>
<td align="left"> Hadoop scripts unconditionally source &#x201c;$bin&#x201d;/../libexec/hadoop-config.sh. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Bruno Mah&#xe9; </td>
<td align="left"> Bruno Mah&#xe9; </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2544">HDFS-2544</a> </td>
<td align="left"> Hadoop scripts unconditionally source &#x201c;$bin&#x201d;/../libexec/hadoop-config.sh. </td>
<td align="left"> Major </td>
<td align="left"> scripts </td>
<td align="left"> Bruno Mah&#xe9; </td>
<td align="left"> Bruno Mah&#xe9; </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3373">MAPREDUCE-3373</a> </td>
<td align="left"> Hadoop scripts unconditionally source &#x201c;$bin&#x201d;/../libexec/hadoop-config.sh. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Bruno Mah&#xe9; </td>
<td align="left"> Bruno Mah&#xe9; </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2543">HDFS-2543</a> </td>
<td align="left"> HADOOP_PREFIX cannot be overriden </td>
<td align="left"> Major </td>
<td align="left"> scripts </td>
<td align="left"> Bruno Mah&#xe9; </td>
<td align="left"> Bruno Mah&#xe9; </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3372">MAPREDUCE-3372</a> </td>
<td align="left"> HADOOP_PREFIX cannot be overriden </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Bruno Mah&#xe9; </td>
<td align="left"> Bruno Mah&#xe9; </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2541">HDFS-2541</a> </td>
<td align="left"> For a sufficiently large value of blocks, the DN Scanner may request a random number with a negative seed value. </td>
<td align="left"> Major </td>
<td align="left"> datanode </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/HDFS-2567">HDFS-2567</a> </td>
<td align="left"> When 0 DNs are available, show a proper error when trying to browse DFS via web UI </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Harsh J </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3437">MAPREDUCE-3437</a> </td>
<td align="left"> Branch 23 fails to build with Failure to find org.apache.hadoop:hadoop-project:pom:0.24.0-SNAPSHOT </td>
<td align="left"> Blocker </td>
<td align="left"> build, 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-7843">HADOOP-7843</a> </td>
<td align="left"> compilation failing because workDir not initialized in RunJar.java </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3434">MAPREDUCE-3434</a> </td>
<td align="left"> Nightly build broken </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2575">HDFS-2575</a> </td>
<td align="left"> DFSTestUtil may create empty files </td>
<td align="left"> Minor </td>
<td align="left"> test </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-3447">MAPREDUCE-3447</a> </td>
<td align="left"> mapreduce examples not working </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3444">MAPREDUCE-3444</a> </td>
<td align="left"> trunk/0.23 builds broken </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3412">MAPREDUCE-3412</a> </td>
<td align="left"> &#x2018;ant docs&#x2019; is broken </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Amar Kamat </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3454">MAPREDUCE-3454</a> </td>
<td align="left"> [Gridmix] TestDistCacheEmulation is broken </td>
<td align="left"> Major </td>
<td align="left"> contrib/gridmix </td>
<td align="left"> Amar Kamat </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3408">MAPREDUCE-3408</a> </td>
<td align="left"> yarn-daemon.sh unconditionnaly sets yarn.root.logger </td>
<td align="left"> Major </td>
<td align="left"> mrv2, nodemanager, resourcemanager </td>
<td align="left"> Bruno Mah&#xe9; </td>
<td align="left"> Bruno Mah&#xe9; </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3329">MAPREDUCE-3329</a> </td>
<td align="left"> capacity schedule maximum-capacity allowed to be less then capacity </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2588">HDFS-2588</a> </td>
<td align="left"> hdfs jsp pages missing DOCTYPE [post-split branches] </td>
<td align="left"> Trivial </td>
<td align="left"> scripts </td>
<td align="left"> Dave Vronay </td>
<td align="left"> Dave Vronay </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3464">MAPREDUCE-3464</a> </td>
<td align="left"> mapreduce jsp pages missing DOCTYPE [post-split branches] </td>
<td align="left"> Trivial </td>
<td align="left"> . </td>
<td align="left"> Dave Vronay </td>
<td align="left"> Dave Vronay </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2590">HDFS-2590</a> </td>
<td align="left"> Some links in WebHDFS forrest doc do not work </td>
<td align="left"> Major </td>
<td align="left"> webhdfs </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/HADOOP-7859">HADOOP-7859</a> </td>
<td align="left"> TestViewFsHdfs.testgetFileLinkStatus is failing an assert </td>
<td align="left"> Major </td>
<td align="left"> fs </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-3413">MAPREDUCE-3413</a> </td>
<td align="left"> RM web ui applications not sorted in any order by default </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/HDFS-2596">HDFS-2596</a> </td>
<td align="left"> TestDirectoryScanner doesn&#x2019;t test parallel scans </td>
<td align="left"> Major </td>
<td align="left"> datanode, test </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-3045">MAPREDUCE-3045</a> </td>
<td align="left"> Elapsed time filter on jobhistory server displays incorrect table entries </td>
<td align="left"> Minor </td>
<td align="left"> jobhistoryserver, mrv2 </td>
<td align="left"> Ramya Sunil </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-3465">MAPREDUCE-3465</a> </td>
<td align="left"> org.apache.hadoop.yarn.util.TestLinuxResourceCalculatorPlugin fails on 0.23 </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3121">MAPREDUCE-3121</a> </td>
<td align="left"> DFIP aka &#x2018;NodeManager should handle Disk-Failures In Place&#x2019; </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, nodemanager </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Ravi Gummadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3448">MAPREDUCE-3448</a> </td>
<td align="left"> TestCombineOutputCollector javac unchecked warning on mocked generics </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7864">HADOOP-7864</a> </td>
<td align="left"> Building mvn site with Maven &lt; 3.0.2 causes OOM errors </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Andrew Bayer </td>
<td align="left"> Andrew Bayer </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2606">HDFS-2606</a> </td>
<td align="left"> webhdfs client filesystem impl must set the content-type header for create/append </td>
<td align="left"> Critical </td>
<td align="left"> webhdfs </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-3450">MAPREDUCE-3450</a> </td>
<td align="left"> NM port info no longer available in JobHistory </td>
<td align="left"> Major </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7853">HADOOP-7853</a> </td>
<td align="left"> multiple javax security configurations cause conflicts </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3477">MAPREDUCE-3477</a> </td>
<td align="left"> Hadoop site documentation cannot be built anymore on trunk and branch-0.23 </td>
<td align="left"> Major </td>
<td align="left"> documentation, mrv2 </td>
<td align="left"> Bruno Mah&#xe9; </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-3488">MAPREDUCE-3488</a> </td>
<td align="left"> Streaming jobs are failing because the main class isnt set in the pom files. </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7870">HADOOP-7870</a> </td>
<td align="left"> fix SequenceFile#createWriter with boolean createParent arg to respect createParent. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jonathan Hsieh </td>
<td align="left"> Jonathan Hsieh </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2614">HDFS-2614</a> </td>
<td align="left"> hadoop dist tarball is missing hdfs headers </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Bruno Mah&#xe9; </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-7854">HADOOP-7854</a> </td>
<td align="left"> UGI getCurrentUser is not synchronized </td>
<td align="left"> Critical </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/MAPREDUCE-3463">MAPREDUCE-3463</a> </td>
<td align="left"> Second AM fails to recover properly when first AM is killed with java.lang.IllegalArgumentException causing lost job </td>
<td align="left"> Blocker </td>
<td align="left"> applicationmaster, mrv2 </td>
<td align="left"> Karam Singh </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3452">MAPREDUCE-3452</a> </td>
<td align="left"> fifoscheduler web ui page always shows 0% used for the queue </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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-3443">MAPREDUCE-3443</a> </td>
<td align="left"> Oozie jobs are running as oozie user even though they create the jobclient as doAs. </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3460">MAPREDUCE-3460</a> </td>
<td align="left"> MR AM can hang if containers are allocated on a node blacklisted by the AM </td>
<td align="left"> Blocker </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Siddharth Seth </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-3453">MAPREDUCE-3453</a> </td>
<td align="left"> RM web ui application details page shows RM cluster about information </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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-3479">MAPREDUCE-3479</a> </td>
<td align="left"> JobClient#getJob cannot find local jobs </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/MAPREDUCE-3500">MAPREDUCE-3500</a> </td>
<td align="left"> MRJobConfig creates an LD_LIBRARY_PATH using the platform ARCH </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3456">MAPREDUCE-3456</a> </td>
<td align="left"> $HADOOP_PREFIX/bin/yarn should set defaults for $HADOOP_*_HOME </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Eric Payne </td>
<td align="left"> Eric Payne </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3458">MAPREDUCE-3458</a> </td>
<td align="left"> Fix findbugs warnings in hadoop-examples </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Arun C Murthy </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-3389">MAPREDUCE-3389</a> </td>
<td align="left"> MRApps loads the &#x2018;mrapp-generated-classpath&#x2019; file with classpath from the build machine </td>
<td align="left"> Critical </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-3496">MAPREDUCE-3496</a> </td>
<td align="left"> Yarn initializes ACL operations from capacity scheduler config in a non-deterministic order </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/HADOOP-7887">HADOOP-7887</a> </td>
<td align="left"> KerberosAuthenticatorHandler is not setting KerberosName name rules from configuration </td>
<td align="left"> Critical </td>
<td align="left"> security </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-7898">HADOOP-7898</a> </td>
<td align="left"> Fix javadoc warnings in AuthenticationToken.java </td>
<td align="left"> Minor </td>
<td align="left"> security </td>
<td align="left"> Suresh Srinivas </td>
<td align="left"> Suresh Srinivas </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3327">MAPREDUCE-3327</a> </td>
<td align="left"> RM web ui scheduler link doesn&#x2019;t show correct max value for queues </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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-3513">MAPREDUCE-3513</a> </td>
<td align="left"> Capacity Scheduler web UI has a spelling mistake for Memory. </td>
<td align="left"> Trivial </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> chackaravarthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7851">HADOOP-7851</a> </td>
<td align="left"> Configuration.getClasses() never returns the default value. </td>
<td align="left"> Major </td>
<td align="left"> conf </td>
<td align="left"> Amar Kamat </td>
<td align="left"> Uma Maheswara Rao G </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2594">HDFS-2594</a> </td>
<td align="left"> webhdfs HTTP API should implement getDelegationTokens() instead getDelegationToken() </td>
<td align="left"> Critical </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/HADOOP-7902">HADOOP-7902</a> </td>
<td align="left"> skipping name rules setting (if already set) should be done on UGI initialization only </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Tsz Wo Nicholas Sze </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-7878">HADOOP-7878</a> </td>
<td align="left"> Regression HADOOP-7777 switch changes break HDFS tests when the isSingleSwitch() predicate is used </td>
<td align="left"> Minor </td>
<td align="left"> util </td>
<td align="left"> Steve Loughran </td>
<td align="left"> Steve Loughran </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3527">MAPREDUCE-3527</a> </td>
<td align="left"> Fix minor API incompatibilities between 1.0 and 0.23 </td>
<td align="left"> Major </td>
<td align="left"> . </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-7912">HADOOP-7912</a> </td>
<td align="left"> test-patch should run eclipse:eclipse to verify that it does not break again </td>
<td align="left"> Major </td>
<td align="left"> build </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-3518">MAPREDUCE-3518</a> </td>
<td align="left"> mapred queue -info &lt;queue&gt; -showJobs throws NPE </td>
<td align="left"> Critical </td>
<td align="left"> client, 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-3328">MAPREDUCE-3328</a> </td>
<td align="left"> mapred queue -list output inconsistent and missing child queues </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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-3510">MAPREDUCE-3510</a> </td>
<td align="left"> Capacity Scheduler inherited ACLs not displayed by mapred queue -showacls </td>
<td align="left"> Major </td>
<td align="left"> capacity-sched, 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-3537">MAPREDUCE-3537</a> </td>
<td align="left"> DefaultContainerExecutor has a race condn. with multiple concurrent containers </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7914">HADOOP-7914</a> </td>
<td align="left"> duplicate declaration of hadoop-hdfs test-jar </td>
<td align="left"> Major </td>
<td align="left"> build </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/HADOOP-7810">HADOOP-7810</a> </td>
<td align="left"> move hadoop archive to core from tools </td>
<td align="left"> Blocker </td>
<td align="left"> . </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-3542">MAPREDUCE-3542</a> </td>
<td align="left"> Support &#x201c;FileSystemCounter&#x201d; legacy counter group name for compatibility </td>
<td align="left"> Major </td>
<td align="left"> . </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/MAPREDUCE-3544">MAPREDUCE-3544</a> </td>
<td align="left"> gridmix build is broken, requires hadoop-archives to be added as ivy dependency </td>
<td align="left"> Major </td>
<td align="left"> build, tools/rumen </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-2545">HDFS-2545</a> </td>
<td align="left"> Webhdfs: Support multiple namenodes in federation </td>
<td align="left"> Major </td>
<td align="left"> webhdfs </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-2649">HDFS-2649</a> </td>
<td align="left"> eclipse:eclipse build fails for hadoop-hdfs-httpfs </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-3557">MAPREDUCE-3557</a> </td>
<td align="left"> MR1 test fail to compile because of missing hadoop-archives dependency </td>
<td align="left"> Major </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-3398">MAPREDUCE-3398</a> </td>
<td align="left"> Log Aggregation broken in Secure Mode </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, nodemanager </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/MAPREDUCE-3541">MAPREDUCE-3541</a> </td>
<td align="left"> Fix broken TestJobQueueClient test </td>
<td align="left"> Blocker </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/MAPREDUCE-3530">MAPREDUCE-3530</a> </td>
<td align="left"> Sometimes NODE_UPDATE to the scheduler throws an NPE causing the scheduling to stop </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, resourcemanager, scheduler </td>
<td align="left"> Karam Singh </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3484">MAPREDUCE-3484</a> </td>
<td align="left"> JobEndNotifier is getting interrupted before completing all its retries. </td>
<td align="left"> Major </td>
<td align="left"> mr-am, 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/MAPREDUCE-3531">MAPREDUCE-3531</a> </td>
<td align="left"> Sometimes java.lang.IllegalArgumentException: Invalid key to HMAC computation in NODE_UPDATE also causing RM to stop scheduling </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, resourcemanager, scheduler </td>
<td align="left"> Karam Singh </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-3560">MAPREDUCE-3560</a> </td>
<td align="left"> TestRMNodeTransitions is failing on trunk </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, resourcemanager, test </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7917">HADOOP-7917</a> </td>
<td align="left"> compilation of protobuf files fails in windows/cygwin </td>
<td align="left"> Major </td>
<td align="left"> build </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-3487">MAPREDUCE-3487</a> </td>
<td align="left"> jobhistory web ui task counters no longer links to singletakecounter page </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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-3564">MAPREDUCE-3564</a> </td>
<td align="left"> TestStagingCleanup and TestJobEndNotifier are failing on trunk. </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3422">MAPREDUCE-3422</a> </td>
<td align="left"> Counter display names are not being picked up </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Tom White </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-3366">MAPREDUCE-3366</a> </td>
<td align="left"> Mapreduce component should use consistent directory structure layout as HDFS/common </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Eric Yang </td>
<td align="left"> Eric Yang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3387">MAPREDUCE-3387</a> </td>
<td align="left"> A tracking URL of N/A before the app master is launched breaks oozie </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/HDFS-2640">HDFS-2640</a> </td>
<td align="left"> Javadoc generation hangs </td>
<td align="left"> Major </td>
<td align="left"> . </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-3579">MAPREDUCE-3579</a> </td>
<td align="left"> ConverterUtils should not include a port in a path for a URL with no port </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Aaron T. Myers </td>
<td align="left"> Aaron T. Myers </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2553">HDFS-2553</a> </td>
<td align="left"> BlockPoolSliceScanner spinning in loop </td>
<td align="left"> Critical </td>
<td align="left"> datanode </td>
<td align="left"> Todd Lipcon </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/HDFS-2658">HDFS-2658</a> </td>
<td align="left"> HttpFS introduced 70 javadoc warnings </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Eli Collins </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-3563">MAPREDUCE-3563</a> </td>
<td align="left"> LocalJobRunner doesn&#x2019;t handle Jobs using o.a.h.mapreduce.OutputCommitter </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2706">HDFS-2706</a> </td>
<td align="left"> Use configuration for blockInvalidateLimit if it is set </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/HADOOP-7837">HADOOP-7837</a> </td>
<td align="left"> no NullAppender in the log4j config </td>
<td align="left"> Major </td>
<td align="left"> conf </td>
<td align="left"> Steve Loughran </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-3376">MAPREDUCE-3376</a> </td>
<td align="left"> Old mapred API combiner uses NULL reporter </td>
<td align="left"> Major </td>
<td align="left"> mrv1, mrv2 </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Subroto Sanyal </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3391">MAPREDUCE-3391</a> </td>
<td align="left"> Connecting to CM is logged as Connecting to RM </td>
<td align="left"> Minor </td>
<td align="left"> applicationmaster </td>
<td align="left"> Subroto Sanyal </td>
<td align="left"> Subroto Sanyal </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3339">MAPREDUCE-3339</a> </td>
<td align="left"> Job is getting hanged indefinitely,if the child processes are killed on the NM. KILL_CONTAINER eventtype is continuosly sent to the containers that are not existing </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Ramgopal N </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3588">MAPREDUCE-3588</a> </td>
<td align="left"> bin/yarn broken after MAPREDUCE-3366 </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2646">HDFS-2646</a> </td>
<td align="left"> Hadoop HttpFS introduced 4 findbug warnings. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Uma Maheswara Rao G </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2657">HDFS-2657</a> </td>
<td align="left"> TestHttpFSServer and TestServerWebApp are failing on trunk </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Eli Collins </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-3349">MAPREDUCE-3349</a> </td>
<td align="left"> No rack-name logged in JobHistory for unsuccessful tasks </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2705">HDFS-2705</a> </td>
<td align="left"> HttpFS server should check that upload requests have correct content-type </td>
<td align="left"> Major </td>
<td align="left"> . </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-3586">MAPREDUCE-3586</a> </td>
<td align="left"> Lots of AMs hanging around in PIG testing </td>
<td align="left"> Blocker </td>
<td align="left"> mr-am, mrv2 </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/HDFS-2707">HDFS-2707</a> </td>
<td align="left"> HttpFS should read the hadoop-auth secret from a file instead inline from the configuration </td>
<td align="left"> Major </td>
<td align="left"> security </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-3604">MAPREDUCE-3604</a> </td>
<td align="left"> Streaming&#x2019;s check for local mode is broken </td>
<td align="left"> Blocker </td>
<td align="left"> contrib/streaming </td>
<td align="left"> Arun C Murthy </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/MAPREDUCE-3521">MAPREDUCE-3521</a> </td>
<td align="left"> Hadoop Streaming ignores unknown parameters </td>
<td align="left"> Minor </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-3522">MAPREDUCE-3522</a> </td>
<td align="left"> Capacity Scheduler ACLs not inherited by default </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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3608">MAPREDUCE-3608</a> </td>
<td align="left"> MAPREDUCE-3522 commit causes compilation to fail </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2722">HDFS-2722</a> </td>
<td align="left"> HttpFs shouldn&#x2019;t be using an int for block size </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </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/HADOOP-7933">HADOOP-7933</a> </td>
<td align="left"> Viewfs changes for MAPREDUCE-3529 </td>
<td align="left"> Critical </td>
<td align="left"> viewfs </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/MAPREDUCE-3462">MAPREDUCE-3462</a> </td>
<td align="left"> Job submission failing in JUnit tests </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, test </td>
<td align="left"> Amar Kamat </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-1314">HDFS-1314</a> </td>
<td align="left"> dfs.blocksize accepts only absolute value </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Karim Saadah </td>
<td align="left"> Sho Shimauchi </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3490">MAPREDUCE-3490</a> </td>
<td align="left"> RMContainerAllocator counts failed maps towards Reduce ramp up </td>
<td align="left"> Blocker </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Sharad Agarwal </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7948">HADOOP-7948</a> </td>
<td align="left"> Shell scripts created by hadoop-dist/pom.xml to build tar do not properly propagate failure </td>
<td align="left"> Minor </td>
<td align="left"> build </td>
<td align="left"> Michajlo Matijkiw </td>
<td align="left"> Michajlo Matijkiw </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-1744">MAPREDUCE-1744</a> </td>
<td align="left"> DistributedCache creates its own FileSytem instance when adding a file/archive to the path </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Dick King </td>
<td align="left"> Dick King </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3529">MAPREDUCE-3529</a> </td>
<td align="left"> TokenCache does not cache viewfs credentials correctly </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </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/MAPREDUCE-3478">MAPREDUCE-3478</a> </td>
<td align="left"> Cannot build against ZooKeeper 3.4.0 </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Andrew Bayer </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-7949">HADOOP-7949</a> </td>
<td align="left"> Updated maxIdleTime default in the code to match core-default.xml </td>
<td align="left"> Trivial </td>
<td align="left"> ipc </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-3615">MAPREDUCE-3615</a> </td>
<td align="left"> mapred ant test failures </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/HDFS-2710">HDFS-2710</a> </td>
<td align="left"> HDFS part of MAPREDUCE-3529, HADOOP-7933 </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3326">MAPREDUCE-3326</a> </td>
<td align="left"> RM web UI scheduler link not as useful as should be </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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-3617">MAPREDUCE-3617</a> </td>
<td align="left"> Remove yarn default values for resource manager and nodemanager principal </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/HADOOP-7907">HADOOP-7907</a> </td>
<td align="left"> hadoop-tools JARs are not part of the distro </td>
<td align="left"> Blocker </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/HADOOP-7936">HADOOP-7936</a> </td>
<td align="left"> There&#x2019;s a Hoop README in the root dir of the tarball </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Eli Collins </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-3624">MAPREDUCE-3624</a> </td>
<td align="left"> bin/yarn script adds jdk tools.jar to the classpath. </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7963">HADOOP-7963</a> </td>
<td align="left"> test failures: TestViewFileSystemWithAuthorityLocalFileSystem and TestViewFileSystemLocalFileSystem </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3528">MAPREDUCE-3528</a> </td>
<td align="left"> The task timeout check interval should be configurable independent of mapreduce.task.timeout </td>
<td align="left"> Major </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3639">MAPREDUCE-3639</a> </td>
<td align="left"> TokenCache likely broken for FileSystems which don&#x2019;t issue delegation tokens </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </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/MAPREDUCE-3420">MAPREDUCE-3420</a> </td>
<td align="left"> [Umbrella ticket] Make uber jobs functional </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3312">MAPREDUCE-3312</a> </td>
<td align="left"> Make MR AM not send a stopContainer w/o corresponding start container </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-3382">MAPREDUCE-3382</a> </td>
<td align="left"> Network ACLs can prevent AMs to ping the Job-end notification URL </td>
<td align="left"> Critical </td>
<td align="left"> applicationmaster, mrv2 </td>
<td align="left"> Vinod Kumar Vavilapalli </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-3648">MAPREDUCE-3648</a> </td>
<td align="left"> TestJobConf failing </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3651">MAPREDUCE-3651</a> </td>
<td align="left"> TestQueueManagerRefresh fails </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-3645">MAPREDUCE-3645</a> </td>
<td align="left"> TestJobHistory fails </td>
<td align="left"> Blocker </td>
<td align="left"> mrv1 </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-3652">MAPREDUCE-3652</a> </td>
<td align="left"> org.apache.hadoop.mapred.TestWebUIAuthorization.testWebUIAuthorization fails </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-3625">MAPREDUCE-3625</a> </td>
<td align="left"> CapacityScheduler web-ui display of queue&#x2019;s used capacity is broken </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Arun C Murthy </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-69">HDFS-69</a> </td>
<td align="left"> Improve dfsadmin command line help </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Ravi Phulari </td>
<td align="left"> Harsh J </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3596">MAPREDUCE-3596</a> </td>
<td align="left"> Sort benchmark got hang after completion of 99% map phase </td>
<td align="left"> Blocker </td>
<td align="left"> applicationmaster, mrv2 </td>
<td align="left"> Ravi Prakash </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/MAPREDUCE-3656">MAPREDUCE-3656</a> </td>
<td align="left"> Sort job on 350 scale is consistently failing with latest MRV2 code </td>
<td align="left"> Blocker </td>
<td align="left"> applicationmaster, mrv2, resourcemanager </td>
<td align="left"> Karam Singh </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3532">MAPREDUCE-3532</a> </td>
<td align="left"> When 0 is provided as port number in yarn.nodemanager.webapp.address, NMs webserver component picks up random port, NM keeps on Reporting 0 port to RM </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, nodemanager </td>
<td align="left"> Karam Singh </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-3404">MAPREDUCE-3404</a> </td>
<td align="left"> Speculative Execution: speculative map tasks launched even if -Dmapreduce.map.speculative=false </td>
<td align="left"> Critical </td>
<td align="left"> job submission, mrv2 </td>
<td align="left"> patrick white </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-2790">HDFS-2790</a> </td>
<td align="left"> FSNamesystem.setTimes throws exception with wrong configuration name in the message </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Arpit Gupta </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7975">HADOOP-7975</a> </td>
<td align="left"> Add entry to XML defaults for new LZ4 codec </td>
<td align="left"> Minor </td>
<td align="left"> . </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/MAPREDUCE-3649">MAPREDUCE-3649</a> </td>
<td align="left"> Job End notification gives an error on calling back. </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </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-3657">MAPREDUCE-3657</a> </td>
<td align="left"> State machine visualize build fails </td>
<td align="left"> Minor </td>
<td align="left"> build, 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-3664">MAPREDUCE-3664</a> </td>
<td align="left"> HDFS Federation Documentation has incorrect configuration example </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> praveen sripati </td>
<td align="left"> Brandon Li </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2450">MAPREDUCE-2450</a> </td>
<td align="left"> Calls from running tasks to TaskTracker methods sometimes fail and incur a 60s timeout </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Matei Zaharia </td>
<td align="left"> Rajesh Balamohan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7971">HADOOP-7971</a> </td>
<td align="left"> hadoop &lt;job/queue/pipes&gt; removed - should be added back, but deprecated </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Prashant Sharma </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3669">MAPREDUCE-3669</a> </td>
<td align="left"> Getting a lot of PriviledgedActionException / SaslException when running a job </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3684">MAPREDUCE-3684</a> </td>
<td align="left"> LocalDistributedCacheManager does not shut down its thread pool </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7982">HADOOP-7982</a> </td>
<td align="left"> UserGroupInformation fails to login if thread&#x2019;s context classloader can&#x2019;t load HadoopLoginModule </td>
<td align="left"> Major </td>
<td align="left"> security </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/HDFS-2810">HDFS-2810</a> </td>
<td align="left"> Leases not properly getting renewed by clients </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2751">HDFS-2751</a> </td>
<td align="left"> Datanode drops OS cache behind reads even for short reads </td>
<td align="left"> Major </td>
<td align="left"> datanode </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/HADOOP-7986">HADOOP-7986</a> </td>
<td align="left"> Add config for History Server protocol in hadoop-policy for service level authorization. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3582">MAPREDUCE-3582</a> </td>
<td align="left"> Move successfully passing MR1 tests to MR2 maven tree. </td>
<td align="left"> Major </td>
<td align="left"> mrv2, test </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/HDFS-2816">HDFS-2816</a> </td>
<td align="left"> Fix missing license header in hadoop-hdfs-project/hadoop-hdfs-httpfs/dev-support/findbugsExcludeFile.xml </td>
<td align="left"> Trivial </td>
<td align="left"> . </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3689">MAPREDUCE-3689</a> </td>
<td align="left"> RM web UI doesn&#x2019;t handle newline in job name </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-3701">MAPREDUCE-3701</a> </td>
<td align="left"> Delete HadoopYarnRPC from 0.23 branch. </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3549">MAPREDUCE-3549</a> </td>
<td align="left"> write api documentation for web service apis for RM, NM, mapreduce app master, and job history server </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-3705">MAPREDUCE-3705</a> </td>
<td align="left"> ant build fails on 0.23 branch </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2818">HDFS-2818</a> </td>
<td align="left"> dfshealth.jsp missing space between role and node name </td>
<td align="left"> Trivial </td>
<td align="left"> namenode </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-2822">HDFS-2822</a> </td>
<td align="left"> processMisReplicatedBlock incorrectly identifies under-construction blocks as under-replicated </td>
<td align="left"> Major </td>
<td align="left"> ha, namenode </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-3702">MAPREDUCE-3702</a> </td>
<td align="left"> internal server error trying access application master via proxy with filter enabled </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/MAPREDUCE-3691">MAPREDUCE-3691</a> </td>
<td align="left"> webservices add support to compress response </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/HADOOP-7981">HADOOP-7981</a> </td>
<td align="left"> Improve documentation for org.apache.hadoop.io.compress.Decompressor.getRemaining </td>
<td align="left"> Major </td>
<td align="left"> io </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-3646">MAPREDUCE-3646</a> </td>
<td align="left"> Remove redundant URL info from &#x201c;mapred job&#x201d; output </td>
<td align="left"> Major </td>
<td align="left"> client, mrv2 </td>
<td align="left"> Ramya Sunil </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-3681">MAPREDUCE-3681</a> </td>
<td align="left"> capacity scheduler LeafQueues calculate used capacity wrong </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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/HADOOP-7964">HADOOP-7964</a> </td>
<td align="left"> Deadlock in class init. </td>
<td align="left"> Blocker </td>
<td align="left"> security, util </td>
<td align="left"> Kihwal Lee </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-442">HDFS-442</a> </td>
<td align="left"> dfsthroughput in test.jar throws NPE </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> Ramya Sunil </td>
<td align="left"> Harsh J </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3505">MAPREDUCE-3505</a> </td>
<td align="left"> yarn APPLICATION_CLASSPATH needs to be overridable </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Bruno Mah&#xe9; </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-3710">MAPREDUCE-3710</a> </td>
<td align="left"> last split generated by FileInputFormat.getSplits may not have the best locality </td>
<td align="left"> Major </td>
<td align="left"> mrv1, mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3714">MAPREDUCE-3714</a> </td>
<td align="left"> Reduce hangs in a corner case </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, task </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/MAPREDUCE-3712">MAPREDUCE-3712</a> </td>
<td align="left"> The mapreduce tar does not contain the hadoop-mapreduce-client-jobclient-tests.jar. </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Ravi Prakash </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3717">MAPREDUCE-3717</a> </td>
<td align="left"> JobClient test jar has missing files to run all the test programs. </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3683">MAPREDUCE-3683</a> </td>
<td align="left"> Capacity scheduler LeafQueues maximum capacity calculation issues </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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/MAPREDUCE-3194">MAPREDUCE-3194</a> </td>
<td align="left"> &#x201c;mapred mradmin&#x201d; command is broken in mrv2 </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </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-3713">MAPREDUCE-3713</a> </td>
<td align="left"> Incorrect headroom reported to jobs </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, resourcemanager </td>
<td align="left"> Siddharth Seth </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/MAPREDUCE-3721">MAPREDUCE-3721</a> </td>
<td align="left"> Race in shuffle can cause it to hang </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </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/MAPREDUCE-3733">MAPREDUCE-3733</a> </td>
<td align="left"> Add Apache License Header to hadoop-distcp/pom.xml </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2836">HDFS-2836</a> </td>
<td align="left"> HttpFSServer still has 2 javadoc warnings in trunk </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-3735">MAPREDUCE-3735</a> </td>
<td align="left"> Add distcp jar to the distribution (tar) </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2837">HDFS-2837</a> </td>
<td align="left"> mvn javadoc:javadoc not seeing LimitedPrivate class </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-3737">MAPREDUCE-3737</a> </td>
<td align="left"> The Web Application Proxy&#x2019;s is not documented very well </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-3699">MAPREDUCE-3699</a> </td>
<td align="left"> Default RPC handlers are very low for YARN servers </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7993">HADOOP-7993</a> </td>
<td align="left"> Hadoop ignores old-style config options for enabling compressed output </td>
<td align="left"> Major </td>
<td align="left"> conf </td>
<td align="left"> Anupam Seth </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-3742">MAPREDUCE-3742</a> </td>
<td align="left"> &#x201c;yarn logs&#x201d; command fails with ClassNotFoundException </td>
<td align="left"> Blocker </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/HADOOP-7998">HADOOP-7998</a> </td>
<td align="left"> CheckFileSystem does not correctly honor setVerifyChecksum </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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8000">HADOOP-8000</a> </td>
<td align="left"> fetchdt command not available in bin/hadoop </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Arpit Gupta </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2840">HDFS-2840</a> </td>
<td align="left"> TestHostnameFilter should work with localhost or localhost.localdomain </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Eli Collins </td>
<td align="left"> Alejandro Abdelnur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2791">HDFS-2791</a> </td>
<td align="left"> If block report races with closing of file, replica is incorrectly marked corrupt </td>
<td align="left"> Major </td>
<td align="left"> datanode, namenode </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-3732">MAPREDUCE-3732</a> </td>
<td align="left"> CS should only use &#x2018;activeUsers with pending requests&#x2019; for computing user-limits </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, resourcemanager, scheduler </td>
<td align="left"> Arun C Murthy </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/HADOOP-7988">HADOOP-7988</a> </td>
<td align="left"> Upper case in hostname part of the principals doesn&#x2019;t work with kerberos. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jitendra Nath Pandey </td>
<td align="left"> Jitendra Nath Pandey </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8002">HADOOP-8002</a> </td>
<td align="left"> SecurityUtil acquired token message should be a debug rather than info </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Arpit Gupta </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7999">HADOOP-7999</a> </td>
<td align="left"> &#x201c;hadoop archive&#x201d; fails with ClassNotFoundException </td>
<td align="left"> Critical </td>
<td align="left"> scripts </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-3703">MAPREDUCE-3703</a> </td>
<td align="left"> ResourceManager should provide node lists in JMX output </td>
<td align="left"> Critical </td>
<td align="left"> mrv2, resourcemanager </td>
<td align="left"> Eric Payne </td>
<td align="left"> Eric Payne </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3716">MAPREDUCE-3716</a> </td>
<td align="left"> java.io.File.createTempFile fails in map/reduce tasks </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3748">MAPREDUCE-3748</a> </td>
<td align="left"> Move CS related nodeUpdate log messages to DEBUG </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Ramya Sunil </td>
<td align="left"> Ramya Sunil </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3764">MAPREDUCE-3764</a> </td>
<td align="left"> AllocatedGB etc metrics incorrect if min-allocation-mb isn&#x2019;t a multiple of 1GB </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3749">MAPREDUCE-3749</a> </td>
<td align="left"> ConcurrentModificationException in counter groups </td>
<td align="left"> Blocker </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/HDFS-2835">HDFS-2835</a> </td>
<td align="left"> Fix org.apache.hadoop.hdfs.tools.GetConf$Command Findbug issue </td>
<td align="left"> Major </td>
<td align="left"> tools </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-8006">HADOOP-8006</a> </td>
<td align="left"> TestFSInputChecker is failing in trunk. </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Uma Maheswara Rao G </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-3754">MAPREDUCE-3754</a> </td>
<td align="left"> RM webapp should have pages filtered based on App-state </td>
<td align="left"> Major </td>
<td align="left"> mrv2, webapps </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/MAPREDUCE-3762">MAPREDUCE-3762</a> </td>
<td align="left"> Resource Manager fails to come up with default capacity scheduler configs. </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3499">MAPREDUCE-3499</a> </td>
<td align="left"> New MiniMR does not setup proxyuser configuration correctly, thus tests using doAs do not work </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, test </td>
<td align="left"> Alejandro Abdelnur </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-3774">MAPREDUCE-3774</a> </td>
<td align="left"> yarn-default.xml should be moved to hadoop-yarn-common. </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3696">MAPREDUCE-3696</a> </td>
<td align="left"> MR job via oozie does not work on hadoop 23 </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </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-3427">MAPREDUCE-3427</a> </td>
<td align="left"> streaming tests fail with MR2 </td>
<td align="left"> Blocker </td>
<td align="left"> contrib/streaming, mrv2 </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3752">MAPREDUCE-3752</a> </td>
<td align="left"> Headroom should be capped by queue max-cap </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3744">MAPREDUCE-3744</a> </td>
<td align="left"> Unable to retrieve application logs via &#x201c;yarn logs&#x201d; or &#x201c;mapred job -logs&#x201d; </td>
<td align="left"> Blocker </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-3780">MAPREDUCE-3780</a> </td>
<td align="left"> RM assigns containers to killed applications </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Ramya Sunil </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2827">HDFS-2827</a> </td>
<td align="left"> Cannot save namespace after renaming a directory above a file with an open lease </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Uma Maheswara Rao G </td>
<td align="left"> Uma Maheswara Rao G </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8001">HADOOP-8001</a> </td>
<td align="left"> ChecksumFileSystem&#x2019;s rename doesn&#x2019;t correctly handle checksum files </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-3708">MAPREDUCE-3708</a> </td>
<td align="left"> Metrics: Incorrect Apps Submitted Count </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-3784">MAPREDUCE-3784</a> </td>
<td align="left"> maxActiveApplications(|PerUser) per queue is too low for small clusters </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Ramya Sunil </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8018">HADOOP-8018</a> </td>
<td align="left"> Hudson auto test for HDFS has started throwing javadoc: warning - Error fetching URL: <a class="externalLink" href="http://java.sun.com/javase/6/docs/api/package-list">http://java.sun.com/javase/6/docs/api/package-list</a> </td>
<td align="left"> Major </td>
<td align="left"> build, test </td>
<td align="left"> Matt Foley </td>
<td align="left"> Jonathan Eagles </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2889">HDFS-2889</a> </td>
<td align="left"> getNumCurrentReplicas is package private but should be public on 0.23 (see HDFS-2408) </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </td>
<td align="left"> Gregory Chanan </td>
<td align="left"> Gregory Chanan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3760">MAPREDUCE-3760</a> </td>
<td align="left"> Blacklisted NMs should not appear in Active nodes list </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Ramya Sunil </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-3417">MAPREDUCE-3417</a> </td>
<td align="left"> job access controls not working app master and job history UI&#x2019;s </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Thomas Graves </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-3791">MAPREDUCE-3791</a> </td>
<td align="left"> can&#x2019;t build site in hadoop-yarn-server-common </td>
<td align="left"> Major </td>
<td align="left"> documentation, mrv2 </td>
<td align="left"> Roman Shaposhnik </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3723">MAPREDUCE-3723</a> </td>
<td align="left"> TestAMWebServicesJobs &amp; TestHSWebServicesJobs incorrectly asserting tests </td>
<td align="left"> Major </td>
<td align="left"> mrv2, test, webapps </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-3795">MAPREDUCE-3795</a> </td>
<td align="left"> &#x201c;job -status&#x201d; command line output is malformed </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </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-3759">MAPREDUCE-3759</a> </td>
<td align="left"> ClassCastException thrown in -list-active-trackers when there are a few unhealthy nodes </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Ramya Sunil </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/MAPREDUCE-3775">MAPREDUCE-3775</a> </td>
<td align="left"> Change MiniYarnCluster to escape special chars in testname </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3765">MAPREDUCE-3765</a> </td>
<td align="left"> FifoScheduler does not respect yarn.scheduler.fifo.minimum-allocation-mb setting </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3747">MAPREDUCE-3747</a> </td>
<td align="left"> Memory Total is not refreshed until an app is launched </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </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/HDFS-2893">HDFS-2893</a> </td>
<td align="left"> The start/stop scripts don&#x2019;t start/stop the 2NN when using the default configuration </td>
<td align="left"> Minor </td>
<td align="left"> . </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-3814">MAPREDUCE-3814</a> </td>
<td align="left"> MR1 compile fails </td>
<td align="left"> Major </td>
<td align="left"> mrv1, mrv2 </td>
<td align="left"> Arun C Murthy </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/MAPREDUCE-3808">MAPREDUCE-3808</a> </td>
<td align="left"> NPE in FileOutputCommitter when running a 0 reduce job </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </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-3804">MAPREDUCE-3804</a> </td>
<td align="left"> yarn webapp interface vulnerable to cross scripting attacks </td>
<td align="left"> Major </td>
<td align="left"> jobhistoryserver, mrv2, resourcemanager </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-3354">MAPREDUCE-3354</a> </td>
<td align="left"> JobHistoryServer should be started by bin/mapred and not by bin/yarn </td>
<td align="left"> Blocker </td>
<td align="left"> jobhistoryserver, mrv2 </td>
<td align="left"> Vinod Kumar Vavilapalli </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-3794">MAPREDUCE-3794</a> </td>
<td align="left"> Support mapred.Task.Counter and mapred.JobInProgress.Counter enums for compatibility </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/MAPREDUCE-3697">MAPREDUCE-3697</a> </td>
<td align="left"> Hadoop Counters API limits Oozie&#x2019;s working across different hadoop versions </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> John George </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3817">MAPREDUCE-3817</a> </td>
<td align="left"> bin/mapred command cannot run distcp and archive jobs </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Arpit Gupta </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3709">MAPREDUCE-3709</a> </td>
<td align="left"> TestDistributedShell is failing </td>
<td align="left"> Major </td>
<td align="left"> mrv2, test </td>
<td align="left"> Eli Collins </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3436">MAPREDUCE-3436</a> </td>
<td align="left"> JobHistory webapp address should use the host from the jobhistory address </td>
<td align="left"> Major </td>
<td align="left"> mrv2, webapps </td>
<td align="left"> Bruno Mah&#xe9; </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-3833">MAPREDUCE-3833</a> </td>
<td align="left"> Capacity scheduler queue refresh doesn&#x2019;t recompute queue capacities properly </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-3826">MAPREDUCE-3826</a> </td>
<td align="left"> RM UI when loaded throws a message stating Data Tables warning and then the column sorting stops working </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Arpit Gupta </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-3822">MAPREDUCE-3822</a> </td>
<td align="left"> TestJobCounters is failing intermittently on trunk and 0.23. </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3834">MAPREDUCE-3834</a> </td>
<td align="left"> If multiple hosts for a split belong to the same rack, the rack is added multiple times in the AM request table </td>
<td align="left"> Critical </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7974">HADOOP-7974</a> </td>
<td align="left"> TestViewFsTrash incorrectly determines the user&#x2019;s home directory </td>
<td align="left"> Major </td>
<td align="left"> fs, test </td>
<td align="left"> Eli Collins </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8012">HADOOP-8012</a> </td>
<td align="left"> hadoop-daemon.sh and yarn-daemon.sh are trying to mkdir and chow log/pid dirs which can fail </td>
<td align="left"> Minor </td>
<td align="left"> scripts </td>
<td align="left"> Roman Shaposhnik </td>
<td align="left"> Roman Shaposhnik </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3828">MAPREDUCE-3828</a> </td>
<td align="left"> Broken urls: AM tracking url and jobhistory url in a single node setup. </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Ahmed Radwan </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3770">MAPREDUCE-3770</a> </td>
<td align="left"> [Rumen] Zombie.getJobConf() results into NPE </td>
<td align="left"> Critical </td>
<td align="left"> tools/rumen </td>
<td align="left"> Amar Kamat </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2923">HDFS-2923</a> </td>
<td align="left"> Namenode IPC handler count uses the wrong configuration key </td>
<td align="left"> Critical </td>
<td align="left"> namenode </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-3840">MAPREDUCE-3840</a> </td>
<td align="left"> JobEndNotifier doesn&#x2019;t use the proxyToUse during connecting </td>
<td align="left"> Blocker </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/MAPREDUCE-3843">MAPREDUCE-3843</a> </td>
<td align="left"> Job summary log file found missing on the RM host </td>
<td align="left"> Critical </td>
<td align="left"> jobhistoryserver, 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/HADOOP-8055">HADOOP-8055</a> </td>
<td align="left"> Distribution tar.gz does not contain etc/hadoop/core-site.xml </td>
<td align="left"> Major </td>
<td align="left"> build </td>
<td align="left"> Eric Charles </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-2869">HDFS-2869</a> </td>
<td align="left"> Error in Webhdfs documentation for mkdir </td>
<td align="left"> Minor </td>
<td align="left"> webhdfs </td>
<td align="left"> Harsh J </td>
<td align="left"> Harsh J </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8052">HADOOP-8052</a> </td>
<td align="left"> Hadoop Metrics2 should emit Float.MAX_VALUE (instead of Double.MAX_VALUE) to avoid making Ganglia&#x2019;s gmetad core </td>
<td align="left"> Major </td>
<td align="left"> metrics </td>
<td align="left"> Varun Kapoor </td>
<td align="left"> Varun Kapoor </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3858">MAPREDUCE-3858</a> </td>
<td align="left"> Task attempt failure during commit results in task never completing </td>
<td align="left"> Critical </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/MAPREDUCE-3856">MAPREDUCE-3856</a> </td>
<td align="left"> Instances of RunningJob class givs incorrect job tracking urls when mutiple jobs are submitted from same client jvm. </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Eric Payne </td>
<td align="left"> Eric Payne </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8054">HADOOP-8054</a> </td>
<td align="left"> NPE with FilterFileSystem </td>
<td align="left"> Critical </td>
<td align="left"> fs </td>
<td align="left"> Amareshwari Sriramadasu </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-3880">MAPREDUCE-3880</a> </td>
<td align="left"> Allow for 32-bit container-executor </td>
<td align="left"> Blocker </td>
<td align="left"> build, mrv2 </td>
<td align="left"> Arun C Murthy </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/MAPREDUCE-3727">MAPREDUCE-3727</a> </td>
<td align="left"> jobtoken location property in jobconf refers to wrong jobtoken file </td>
<td align="left"> Critical </td>
<td align="left"> security </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Alejandro Abdelnur </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/MAPREDUCE-3595">MAPREDUCE-3595</a> </td>
<td align="left"> Add missing TestCounters#testCounterValue test from branch 1 to 0.23 </td>
<td align="left"> Major </td>
<td align="left"> test </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-3803">MAPREDUCE-3803</a> </td>
<td align="left"> HDFS-2864 broke ant compilation </td>
<td align="left"> Major </td>
<td align="left"> build </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-3854">MAPREDUCE-3854</a> </td>
<td align="left"> Reinstate environment variable tests in TestMiniMRChildTask </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Tom White </td>
<td align="left"> Tom White </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-2130">HDFS-2130</a> </td>
<td align="left"> Switch default checksum to CRC32C </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </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/HDFS-2129">HDFS-2129</a> </td>
<td align="left"> Simplify BlockReader to not inherit from FSInputChecker </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client, performance </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-3221">MAPREDUCE-3221</a> </td>
<td align="left"> ant test TestSubmitJob failing on trunk </td>
<td align="left"> Minor </td>
<td align="left"> mrv2, test </td>
<td align="left"> Hitesh Shah </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-3215">MAPREDUCE-3215</a> </td>
<td align="left"> org.apache.hadoop.mapreduce.TestNoJobSetupCleanup failing on trunk </td>
<td align="left"> Minor </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3219">MAPREDUCE-3219</a> </td>
<td align="left"> ant test TestDelegationToken failing on trunk </td>
<td align="left"> Minor </td>
<td align="left"> mrv2, test </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3217">MAPREDUCE-3217</a> </td>
<td align="left"> ant test TestAuditLogger fails on trunk </td>
<td align="left"> Minor </td>
<td align="left"> mrv2, test </td>
<td align="left"> Hitesh Shah </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-3392">MAPREDUCE-3392</a> </td>
<td align="left"> Cluster.getDelegationToken() throws NPE if client.getDelegationToken() returns null. </td>
<td align="left"> Blocker </td>
<td align="left"> . </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-3102">MAPREDUCE-3102</a> </td>
<td align="left"> NodeManager should fail fast with wrong configuration or permissions for LinuxContainerExecutor </td>
<td align="left"> Major </td>
<td align="left"> mrv2, security </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7590">HADOOP-7590</a> </td>
<td align="left"> Mavenize streaming and MR examples </td>
<td align="left"> Major </td>
<td align="left"> build </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-3433">MAPREDUCE-3433</a> </td>
<td align="left"> Finding counters by legacy group name returns empty counters </td>
<td align="left"> Major </td>
<td align="left"> client, 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/MAPREDUCE-3485">MAPREDUCE-3485</a> </td>
<td align="left"> DISKS_FAILED -101 error code should be defined in same location as ABORTED_CONTAINER_EXIT_STATUS </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Ravi Gummadi </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3519">MAPREDUCE-3519</a> </td>
<td align="left"> Deadlock in LocalDirsHandlerService and ShuffleHandler </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, nodemanager </td>
<td align="left"> Ravi Gummadi </td>
<td align="left"> Ravi Gummadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3426">MAPREDUCE-3426</a> </td>
<td align="left"> uber-jobs tried to write outputs into wrong dir </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Hitesh Shah </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3567">MAPREDUCE-3567</a> </td>
<td align="left"> Extraneous JobConf objects in AM heap </td>
<td align="left"> Major </td>
<td align="left"> mr-am, mrv2, performance </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-3399">MAPREDUCE-3399</a> </td>
<td align="left"> ContainerLocalizer should request new resources after completing the current one </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, nodemanager </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/MAPREDUCE-3568">MAPREDUCE-3568</a> </td>
<td align="left"> Optimize Job&#x2019;s progress calculations in MR AM </td>
<td align="left"> Critical </td>
<td align="left"> mr-am, mrv2, performance </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-3547">MAPREDUCE-3547</a> </td>
<td align="left"> finish unit tests for web services for RM and NM </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-3566">MAPREDUCE-3566</a> </td>
<td align="left"> MR AM slows down due to repeatedly constructing ContainerLaunchContext </td>
<td align="left"> Critical </td>
<td align="left"> mr-am, mrv2 </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-3572">MAPREDUCE-3572</a> </td>
<td align="left"> MR AM&#x2019;s dispatcher is blocked by heartbeats to ResourceManager </td>
<td align="left"> Critical </td>
<td align="left"> mr-am, mrv2, performance </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/MAPREDUCE-3569">MAPREDUCE-3569</a> </td>
<td align="left"> TaskAttemptListener holds a global lock for all task-updates </td>
<td align="left"> Critical </td>
<td align="left"> mr-am, mrv2, performance </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-3548">MAPREDUCE-3548</a> </td>
<td align="left"> write unit tests for web services for mapreduce app master and job history server </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-3511">MAPREDUCE-3511</a> </td>
<td align="left"> Counters occupy a good part of AM heap </td>
<td align="left"> Blocker </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Siddharth Seth </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-3616">MAPREDUCE-3616</a> </td>
<td align="left"> Thread pool for launching containers in MR AM not expanding as expected </td>
<td align="left"> Major </td>
<td align="left"> mr-am, mrv2, performance </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/MAPREDUCE-3402">MAPREDUCE-3402</a> </td>
<td align="left"> AMScalability test of Sleep job with 100K 1-sec maps regressed into running very slowly </td>
<td align="left"> Blocker </td>
<td align="left"> applicationmaster, mrv2 </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-3380">MAPREDUCE-3380</a> </td>
<td align="left"> Token infrastructure for running clients which are not kerberos authenticated </td>
<td align="left"> Blocker </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Alejandro Abdelnur </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3618">MAPREDUCE-3618</a> </td>
<td align="left"> TaskHeartbeatHandler holds a global lock for all task-updates </td>
<td align="left"> Major </td>
<td align="left"> mrv2, performance </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3553">MAPREDUCE-3553</a> </td>
<td align="left"> Add support for data returned when exceptions thrown from web service apis to be in either xml or in JSON </td>
<td align="left"> Minor </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-3512">MAPREDUCE-3512</a> </td>
<td align="left"> Batch jobHistory disk flushes </td>
<td align="left"> Blocker </td>
<td align="left"> mr-am, mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3641">MAPREDUCE-3641</a> </td>
<td align="left"> CapacityScheduler should be more conservative assigning off-switch requests </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, scheduler </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3698">MAPREDUCE-3698</a> </td>
<td align="left"> Client cannot talk to the history server in secure mode </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3525">MAPREDUCE-3525</a> </td>
<td align="left"> Shuffle benchmark is nearly 1.5x slower in 0.23 </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Karam Singh </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/MAPREDUCE-3534">MAPREDUCE-3534</a> </td>
<td align="left"> Compression benchmark run-time increased by 13% in 0.23 </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Vinay Kumar Thota </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-3718">MAPREDUCE-3718</a> </td>
<td align="left"> Default AM heartbeat interval should be one second </td>
<td align="left"> Major </td>
<td align="left"> mrv2, performance </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Hitesh Shah </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2864">HDFS-2864</a> </td>
<td align="left"> Remove redundant methods and a constant from FSDataset </td>
<td align="left"> Major </td>
<td align="left"> datanode </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-3640">MAPREDUCE-3640</a> </td>
<td align="left"> AMRecovery should pick completed task form partial JobHistory files </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Arun C Murthy </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2879">HDFS-2879</a> </td>
<td align="left"> Change FSDataset to package private </td>
<td align="left"> Major </td>
<td align="left"> datanode </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-3711">MAPREDUCE-3711</a> </td>
<td align="left"> AppMaster recovery for Medium to large jobs take long time </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </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-2784">HDFS-2784</a> </td>
<td align="left"> Update hftp and hdfs for host-based token support </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client, namenode, security </td>
<td align="left"> Daryn Sharp </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-2785">HDFS-2785</a> </td>
<td align="left"> Update webhdfs and httpfs for host-based token support </td>
<td align="left"> Major </td>
<td align="left"> webhdfs </td>
<td align="left"> Daryn Sharp </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-3810">MAPREDUCE-3810</a> </td>
<td align="left"> MR AM&#x2019;s ContainerAllocator is assigning the allocated containers very slowly </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, performance </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-3813">MAPREDUCE-3813</a> </td>
<td align="left"> RackResolver should maintain a cache to avoid repetitive lookups. </td>
<td align="left"> Major </td>
<td align="left"> mrv2, performance </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/MAPREDUCE-3809">MAPREDUCE-3809</a> </td>
<td align="left"> Tasks may take upto 3 seconds to exit after completion </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3815">MAPREDUCE-3815</a> </td>
<td align="left"> Data Locality suffers if the AM asks for containers using IPs instead of hostnames </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </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/MAPREDUCE-3823">MAPREDUCE-3823</a> </td>
<td align="left"> Counters are getting calculated twice at job-finish and delaying clients. </td>
<td align="left"> Major </td>
<td align="left"> mrv2, performance </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-3827">MAPREDUCE-3827</a> </td>
<td align="left"> Counters aggregation slowed down significantly after MAPREDUCE-3749 </td>
<td align="left"> Blocker </td>
<td align="left"> mrv2, performance </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/HDFS-2786">HDFS-2786</a> </td>
<td align="left"> Fix host-based token incompatibilities in DFSUtil </td>
<td align="left"> Major </td>
<td align="left"> namenode, security </td>
<td align="left"> Daryn Sharp </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-3846">MAPREDUCE-3846</a> </td>
<td align="left"> Restarted+Recovered AM hangs in some corner cases </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </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/MAPREDUCE-3802">MAPREDUCE-3802</a> </td>
<td align="left"> If an MR AM dies twice it looks like the process freezes </td>
<td align="left"> Critical </td>
<td align="left"> applicationmaster, mrv2 </td>
<td align="left"> Robert Joseph Evans </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-3297">MAPREDUCE-3297</a> </td>
<td align="left"> Move Log Related components from yarn-server-nodemanager to yarn-common </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </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/MAPREDUCE-2733">MAPREDUCE-2733</a> </td>
<td align="left"> Gridmix v3 cpu emulation system tests. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Vinay Kumar Thota </td>
<td align="left"> Vinay Kumar Thota </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3375">MAPREDUCE-3375</a> </td>
<td align="left"> Memory Emulation system tests. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Vinay Kumar Thota </td>
<td align="left"> Vinay Kumar Thota </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2552">HDFS-2552</a> </td>
<td align="left"> Add WebHdfs Forrest doc </td>
<td align="left"> Major </td>
<td align="left"> webhdfs </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-2587">HDFS-2587</a> </td>
<td align="left"> Add WebHDFS apt doc </td>
<td align="left"> Major </td>
<td align="left"> webhdfs </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-3468">MAPREDUCE-3468</a> </td>
<td align="left"> Change version to 0.23.1 for ant builds on the 23 branch </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7877">HADOOP-7877</a> </td>
<td align="left"> Federation: update Balancer documentation </td>
<td align="left"> Major </td>
<td align="left"> documentation </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/HDFS-2574">HDFS-2574</a> </td>
<td align="left"> remove references to deprecated properties in hdfs-site.xml template and hdfs-default.xml </td>
<td align="left"> Trivial </td>
<td align="left"> documentation </td>
<td align="left"> Joe Crobak </td>
<td align="left"> Joe Crobak </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3251">MAPREDUCE-3251</a> </td>
<td align="left"> Network ACLs can prevent some clients to talk to MR ApplicationMaster </td>
<td align="left"> Critical </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-3630">MAPREDUCE-3630</a> </td>
<td align="left"> NullPointerException running teragen </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Amol Kekre </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3811">MAPREDUCE-3811</a> </td>
<td align="left"> Make the Client-AM IPC retry count configurable </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Siddharth Seth </td></tr>
</tbody>
</table></div></div>
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