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<h1>Apache Hadoop Changelog</h1>
<div class="section">
<h2><a name="Release_2.4.1_-_2014-06-30"></a>Release 2.4.1 - 2014-06-30</h2>
<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-4052">HDFS-4052</a> </td>
<td align="left"> BlockManager#invalidateWork should print logs outside the lock </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Jing Zhao </td>
<td align="left"> Jing Zhao </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-10466">HADOOP-10466</a> </td>
<td align="left"> Lower the log level in UserGroupInformation </td>
<td align="left"> Minor </td>
<td align="left"> security </td>
<td align="left"> Nicolas Liochon </td>
<td align="left"> Nicolas Liochon </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1892">YARN-1892</a> </td>
<td align="left"> Excessive logging in RM </td>
<td align="left"> Minor </td>
<td align="left"> scheduler </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Jian He </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/YARN-1883">YARN-1883</a> </td>
<td align="left"> TestRMAdminService fails due to inconsistent entries in UserGroups </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Mit Desai </td>
<td align="left"> Mit Desai </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-10455">HADOOP-10455</a> </td>
<td align="left"> When there is an exception, ipc.Server should first check whether it is an terse exception </td>
<td align="left"> Major </td>
<td align="left"> ipc </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-5818">MAPREDUCE-5818</a> </td>
<td align="left"> hsadmin cmd is missing in mapred.cmd </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jian He </td>
<td align="left"> Jian He </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-10456">HADOOP-10456</a> </td>
<td align="left"> Bug in Configuration.java exposed by Spark (ConcurrentModificationException) </td>
<td align="left"> Major </td>
<td align="left"> conf </td>
<td align="left"> Nishkam Ravi </td>
<td align="left"> Nishkam Ravi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1837">YARN-1837</a> </td>
<td align="left"> TestMoveApplication.testMoveRejectedByScheduler randomly fails </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Tsuyoshi Ozawa </td>
<td align="left"> Hong Zhiguo </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6197">HDFS-6197</a> </td>
<td align="left"> Rolling upgrade rollback on Windows can fail attempting to rename edit log segment files to a destination that already exists. </td>
<td align="left"> Minor </td>
<td align="left"> namenode </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6198">HDFS-6198</a> </td>
<td align="left"> DataNode rolling upgrade does not correctly identify current block pool directory and replace with trash on Windows. </td>
<td align="left"> Major </td>
<td align="left"> datanode </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1908">YARN-1908</a> </td>
<td align="left"> Distributed shell with custom script has permission error. </td>
<td align="left"> Major </td>
<td align="left"> applications/distributed-shell </td>
<td align="left"> Tassapol Athiapinya </td>
<td align="left"> Vinod Kumar Vavilapalli </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1907">YARN-1907</a> </td>
<td align="left"> TestRMApplicationHistoryWriter#testRMWritingMassiveHistory runs slow and intermittently fails </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Mit Desai </td>
<td align="left"> Mit Desai </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6215">HDFS-6215</a> </td>
<td align="left"> Wrong error message for upgrade </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-10473">HADOOP-10473</a> </td>
<td align="left"> TestCallQueueManager is still flaky </td>
<td align="left"> Minor </td>
<td align="left"> test </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-6206">HDFS-6206</a> </td>
<td align="left"> DFSUtil.substituteForWildcardAddress may throw NPE </td>
<td align="left"> Major </td>
<td align="left"> . </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-6204">HDFS-6204</a> </td>
<td align="left"> TestRBWBlockInvalidation may fail </td>
<td align="left"> Minor </td>
<td align="left"> test </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-6209">HDFS-6209</a> </td>
<td align="left"> Fix flaky test TestValidateConfigurationSettings.testThatDifferentRPCandHttpPortsAreOK </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> Arpit Agarwal </td>
<td align="left"> Arpit Agarwal </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6208">HDFS-6208</a> </td>
<td align="left"> DataNode caching can leak file descriptors. </td>
<td align="left"> Major </td>
<td align="left"> datanode </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1910">YARN-1910</a> </td>
<td align="left"> TestAMRMTokens fails on windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Xuan Gong </td>
<td align="left"> Xuan Gong </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5824">MAPREDUCE-5824</a> </td>
<td align="left"> TestPipesNonJavaInputFormat.testFormat fails in windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Xuan Gong </td>
<td align="left"> Xuan Gong </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1920">YARN-1920</a> </td>
<td align="left"> TestFileSystemApplicationHistoryStore.testMissingApplicationAttemptHistoryData fails in windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Vinod Kumar Vavilapalli </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1914">YARN-1914</a> </td>
<td align="left"> Test TestFSDownload.testDownloadPublicWithStatCache fails on Windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Varun Vasudev </td>
<td align="left"> Varun Vasudev </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1903">YARN-1903</a> </td>
<td align="left"> Killing Container on NEW and LOCALIZING will result in exitCode and diagnostics not set </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Zhijie Shen </td>
<td align="left"> Zhijie Shen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1924">YARN-1924</a> </td>
<td align="left"> STATE_STORE_OP_FAILED happens when ZKRMStateStore tries to update app(attempt) before storing it </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Jian He </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5815">MAPREDUCE-5815</a> </td>
<td align="left"> Fix NPE in TestMRAppMaster </td>
<td align="left"> Blocker </td>
<td align="left"> client, mrv2 </td>
<td align="left"> Gera Shegalov </td>
<td align="left"> Akira Ajisaka </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1926">YARN-1926</a> </td>
<td align="left"> DistributedShell unit tests fail on Windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Varun Vasudev </td>
<td align="left"> Varun Vasudev </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6231">HDFS-6231</a> </td>
<td align="left"> DFSClient hangs infinitely if using hedged reads and all eligible datanodes die. </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5826">MAPREDUCE-5826</a> </td>
<td align="left"> TestHistoryServerFileSystemStateStoreService.testTokenStore fails in windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Varun Vasudev </td>
<td align="left"> Varun Vasudev </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-10490">HADOOP-10490</a> </td>
<td align="left"> TestMapFile and TestBloomMapFile leak file descriptors. </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6234">HDFS-6234</a> </td>
<td align="left"> TestDatanodeConfig#testMemlockLimit fails on Windows due to invalid file path. </td>
<td align="left"> Trivial </td>
<td align="left"> datanode, test </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8826">HADOOP-8826</a> </td>
<td align="left"> Docs still refer to 0.20.205 as stable line </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Robert Joseph Evans </td>
<td align="left"> Mit Desai </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6235">HDFS-6235</a> </td>
<td align="left"> TestFileJournalManager can fail on Windows due to file locking if tests run out of order. </td>
<td align="left"> Trivial </td>
<td align="left"> namenode, test </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6229">HDFS-6229</a> </td>
<td align="left"> Race condition in failover can cause RetryCache fail to work </td>
<td align="left"> Major </td>
<td align="left"> ha </td>
<td align="left"> Jing Zhao </td>
<td align="left"> Jing Zhao </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6232">HDFS-6232</a> </td>
<td align="left"> OfflineEditsViewer throws a NPE on edits containing ACL modifications </td>
<td align="left"> Major </td>
<td align="left"> tools </td>
<td align="left"> Stephen Chu </td>
<td align="left"> Akira Ajisaka </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6236">HDFS-6236</a> </td>
<td align="left"> ImageServlet should use Time#monotonicNow to measure latency. </td>
<td align="left"> Minor </td>
<td align="left"> namenode </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5828">MAPREDUCE-5828</a> </td>
<td align="left"> TestMapReduceJobControl fails on JDK 7 + Windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Vinod Kumar Vavilapalli </td>
<td align="left"> Vinod Kumar Vavilapalli </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1933">YARN-1933</a> </td>
<td align="left"> TestAMRestart and TestNodeHealthService failing sometimes on Windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jian He </td>
<td align="left"> Jian He </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1928">YARN-1928</a> </td>
<td align="left"> TestAMRMRPCNodeUpdates fails ocassionally </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Zhijie Shen </td>
<td align="left"> Zhijie Shen </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1934">YARN-1934</a> </td>
<td align="left"> Potential NPE in ZKRMStateStore caused by handling Disconnected event from ZK. </td>
<td align="left"> Blocker </td>
<td align="left"> resourcemanager </td>
<td align="left"> Rohith Sharma K S </td>
<td align="left"> Karthik Kambatla </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3191">MAPREDUCE-3191</a> </td>
<td align="left"> docs for map output compression incorrectly reference SequenceFile </td>
<td align="left"> Trivial </td>
<td align="left"> . </td>
<td align="left"> Todd Lipcon </td>
<td align="left"> Chen He </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1931">YARN-1931</a> </td>
<td align="left"> Private API change in YARN-1824 in 2.4 broke compatibility with previous releases </td>
<td align="left"> Blocker </td>
<td align="left"> applications </td>
<td align="left"> Thomas Graves </td>
<td align="left"> Sandy Ryza </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1932">YARN-1932</a> </td>
<td align="left"> Javascript injection on the job status page </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Mit Desai </td>
<td align="left"> Mit Desai </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6245">HDFS-6245</a> </td>
<td align="left"> datanode fails to start with a bad disk even when failed volumes is set </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Arpit Agarwal </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-10522">HADOOP-10522</a> </td>
<td align="left"> JniBasedUnixGroupMapping mishandles errors </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5827">MAPREDUCE-5827</a> </td>
<td align="left"> TestSpeculativeExecutionWithMRApp fails </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Zhijie Shen </td>
<td align="left"> Zhijie Shen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5832">MAPREDUCE-5832</a> </td>
<td align="left"> Few tests in TestJobClient fail on Windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jian He </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/HADOOP-10527">HADOOP-10527</a> </td>
<td align="left"> Fix incorrect return code and allow more retries on EINTR </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5841">MAPREDUCE-5841</a> </td>
<td align="left"> uber job doesn&#x2019;t terminate on getting mapred job kill </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Sangjin Lee </td>
<td align="left"> Sangjin Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1975">YARN-1975</a> </td>
<td align="left"> Used resources shows escaped html in CapacityScheduler and FairScheduler page </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Nathan Roberts </td>
<td align="left"> Mit Desai </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5835">MAPREDUCE-5835</a> </td>
<td align="left"> Killing Task might cause the job to go to ERROR state </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Ming Ma </td>
<td align="left"> Ming Ma </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5714">MAPREDUCE-5714</a> </td>
<td align="left"> TestMRAppComponentDependencies causes surefire to exit without saying proper goodbye </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Jinghui Wang </td>
<td align="left"> Jinghui Wang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2882">HDFS-2882</a> </td>
<td align="left"> DN continues to start up, even if block pool fails to initialize </td>
<td align="left"> Major </td>
<td align="left"> datanode </td>
<td align="left"> Todd Lipcon </td>
<td align="left"> Vinayakumar B </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1929">YARN-1929</a> </td>
<td align="left"> DeadLock in RM when automatic failover is enabled. </td>
<td align="left"> Blocker </td>
<td align="left"> resourcemanager </td>
<td align="left"> Rohith Sharma K S </td>
<td align="left"> Karthik Kambatla </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1201">YARN-1201</a> </td>
<td align="left"> TestAMAuthorization fails with local hostname cannot be resolved </td>
<td align="left"> Minor </td>
<td align="left"> resourcemanager </td>
<td align="left"> Nemon Lou </td>
<td align="left"> Wangda Tan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-10562">HADOOP-10562</a> </td>
<td align="left"> Namenode exits on exception without printing stack trace in AbstractDelegationTokenSecretManager </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Suresh Srinivas </td>
<td align="left"> Suresh Srinivas </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6340">HDFS-6340</a> </td>
<td align="left"> DN can&#x2019;t finalize upgrade </td>
<td align="left"> Blocker </td>
<td align="left"> datanode </td>
<td align="left"> Rahul Singhal </td>
<td align="left"> Rahul Singhal </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6329">HDFS-6329</a> </td>
<td align="left"> WebHdfs does not work if HA is enabled on NN but logical URI is not configured. </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Kihwal Lee </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6313">HDFS-6313</a> </td>
<td align="left"> WebHdfs may use the wrong NN when configured for multiple HA NNs </td>
<td align="left"> Blocker </td>
<td align="left"> webhdfs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Kihwal Lee </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1976">YARN-1976</a> </td>
<td align="left"> Tracking url missing http protocol for FAILED application </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Yesha Vora </td>
<td align="left"> Junping Du </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-2016">YARN-2016</a> </td>
<td align="left"> Yarn getApplicationRequest start time range is not honored </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Venkat Ranganathan </td>
<td align="left"> Junping Du </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1986">YARN-1986</a> </td>
<td align="left"> In Fifo Scheduler, node heartbeat in between creating app and attempt causes NPE </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Jon Bringhurst </td>
<td align="left"> Hong Zhiguo </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5821">MAPREDUCE-5821</a> </td>
<td align="left"> IFile merge allocates new byte array for every value </td>
<td align="left"> Major </td>
<td align="left"> performance, task </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-6326">HDFS-6326</a> </td>
<td align="left"> WebHdfs ACL compatibility is broken </td>
<td align="left"> Blocker </td>
<td align="left"> webhdfs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6361">HDFS-6361</a> </td>
<td align="left"> TestIdUserGroup.testUserUpdateSetting failed due to out of range nfsnobody Id </td>
<td align="left"> Major </td>
<td align="left"> nfs </td>
<td align="left"> Yongjun Zhang </td>
<td align="left"> Yongjun Zhang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6362">HDFS-6362</a> </td>
<td align="left"> InvalidateBlocks is inconsistent in usage of DatanodeUuid and StorageID </td>
<td align="left"> Blocker </td>
<td align="left"> namenode </td>
<td align="left"> Arpit Agarwal </td>
<td align="left"> Arpit Agarwal </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6402">HDFS-6402</a> </td>
<td align="left"> Suppress findbugs warning for failure to override equals and hashCode in FsAclPermission. </td>
<td align="left"> Trivial </td>
<td align="left"> namenode </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-2066">YARN-2066</a> </td>
<td align="left"> Wrong field is referenced in GetApplicationsRequestPBImpl#mergeLocalToBuilder() </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Ted Yu </td>
<td align="left"> Hong Zhiguo </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6325">HDFS-6325</a> </td>
<td align="left"> Append should fail if the last block has insufficient number of replicas </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> Keith Pak </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6397">HDFS-6397</a> </td>
<td align="left"> NN shows inconsistent value in deadnode count </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Mohammad Kamrul Islam </td>
<td align="left"> Mohammad Kamrul Islam </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-10612">HADOOP-10612</a> </td>
<td align="left"> NFS failed to refresh the user group id mapping table </td>
<td align="left"> Major </td>
<td align="left"> nfs </td>
<td align="left"> Brandon Li </td>
<td align="left"> Brandon Li </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-2081">YARN-2081</a> </td>
<td align="left"> TestDistributedShell fails after YARN-1962 </td>
<td align="left"> Minor </td>
<td align="left"> applications/distributed-shell </td>
<td align="left"> Hong Zhiguo </td>
<td align="left"> Hong Zhiguo </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6411">HDFS-6411</a> </td>
<td align="left"> nfs-hdfs-gateway mount raises I/O error and hangs when a unauthorized user attempts to access it </td>
<td align="left"> Major </td>
<td align="left"> nfs </td>
<td align="left"> Zhongyi Xie </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-5830">MAPREDUCE-5830</a> </td>
<td align="left"> HostUtil.getTaskLogUrl is not backwards binary compatible with 2.3 </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Akira Ajisaka </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-11273">HADOOP-11273</a> </td>
<td align="left"> TestMiniKdc failure: login options not compatible with IBM JDK </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Gao Zhong Liang </td>
<td align="left"> Gao Zhong Liang </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="TESTS:"></a>TESTS:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-6189">HDFS-6189</a> </td>
<td align="left"> Multiple HDFS tests fail on Windows attempting to use a test root path containing a colon. </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1905">YARN-1905</a> </td>
<td align="left"> TestProcfsBasedProcessTree must only run on Linux. </td>
<td align="left"> Trivial </td>
<td align="left"> nodemanager </td>
<td align="left"> Chris Nauroth </td>
<td align="left"> Chris Nauroth </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1750">YARN-1750</a> </td>
<td align="left"> TestNodeStatusUpdater#testNMRegistration is incorrect in test case </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Ming Ma </td>
<td align="left"> Wangda Tan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1947">YARN-1947</a> </td>
<td align="left"> TestRMDelegationTokens#testRMDTMasterKeyStateOnRollingMasterKey is failing intermittently </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jian He </td>
<td align="left"> Jian He </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1281">YARN-1281</a> </td>
<td align="left"> TestZKRMStateStoreZKClientConnections fails intermittently </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Karthik Kambatla </td>
<td align="left"> Tsuyoshi Ozawa </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5833">MAPREDUCE-5833</a> </td>
<td align="left"> TestRMContainerAllocator fails ocassionally </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Zhijie Shen </td>
<td align="left"> Zhijie Shen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5843">MAPREDUCE-5843</a> </td>
<td align="left"> TestMRKeyValueTextInputFormat failing on Windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Varun Vasudev </td>
<td align="left"> Varun Vasudev </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/YARN-1696">YARN-1696</a> </td>
<td align="left"> Document RM HA </td>
<td align="left"> Blocker </td>
<td align="left"> resourcemanager </td>
<td align="left"> Karthik Kambatla </td>
<td align="left"> Tsuyoshi Ozawa </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1701">YARN-1701</a> </td>
<td align="left"> Improve default paths of timeline store and generic history store </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Gera Shegalov </td>
<td align="left"> Tsuyoshi Ozawa </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1962">YARN-1962</a> </td>
<td align="left"> Timeline server is enabled by default </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Mohammad Kamrul Islam </td>
<td align="left"> Mohammad Kamrul Islam </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1861">YARN-1861</a> </td>
<td align="left"> Both RM stuck in standby mode when automatic failover is enabled </td>
<td align="left"> Blocker </td>
<td align="left"> resourcemanager </td>
<td align="left"> Arpit Gupta </td>
<td align="left"> Karthik Kambatla </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1957">YARN-1957</a> </td>
<td align="left"> ProportionalCapacitPreemptionPolicy handling of corner cases&#x2026; </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Carlo Curino </td>
<td align="left"> Carlo Curino </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-2053">YARN-2053</a> </td>
<td align="left"> Slider AM fails to restart: NPE in RegisterApplicationMasterResponseProto$Builder.addAllNmTokensFromPreviousAttempts </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Sumit Mohanty </td>
<td align="left"> Wangda Tan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-1898">YARN-1898</a> </td>
<td align="left"> Standby RM&#x2019;s conf, stacks, logLevel, metrics, jmx and logs links are redirecting to Active RM </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Yesha Vora </td>
<td align="left"> Xuan Gong </td></tr>
</tbody>
</table></div></div>
</div>
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