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<h1>Apache Hadoop Changelog</h1>
<div class="section">
<h2><a name="Release_3.0.1_-_2018-03-25"></a>Release 3.0.1 - 2018-03-25</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/HDFS-12990">HDFS-12990</a> </td>
<td align="left"> Change default NameNode RPC port back to 8020 </td>
<td align="left"> Critical </td>
<td align="left"> namenode </td>
<td align="left"> Xiao Chen </td>
<td align="left"> Xiao Chen </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="IMPORTANT_ISSUES:"></a>IMPORTANT ISSUES:</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-13083">HDFS-13083</a> </td>
<td align="left"> RBF: Fix doc error setting up client </td>
<td align="left"> Major </td>
<td align="left"> federation </td>
<td align="left"> tartarus </td>
<td align="left"> tartarus </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/HADOOP-14872">HADOOP-14872</a> </td>
<td align="left"> CryptoInputStream should implement unbuffer </td>
<td align="left"> Major </td>
<td align="left"> fs, security </td>
<td align="left"> John Zhuge </td>
<td align="left"> John Zhuge </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7414">YARN-7414</a> </td>
<td align="left"> FairScheduler#getAppWeight() should be moved into FSAppAttempt#getWeight() </td>
<td align="left"> Minor </td>
<td align="left"> fairscheduler </td>
<td align="left"> Daniel Templeton </td>
<td align="left"> Soumabrata Chakraborty </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15023">HADOOP-15023</a> </td>
<td align="left"> ValueQueue should also validate (lowWatermark * numValues) &gt; 0 on construction </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Xiao Chen </td>
<td align="left"> Xiao Chen </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12814">HDFS-12814</a> </td>
<td align="left"> Add blockId when warning slow mirror/disk in BlockReceiver </td>
<td align="left"> Trivial </td>
<td align="left"> hdfs </td>
<td align="left"> Jiandan Yang </td>
<td align="left"> Jiandan Yang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7524">YARN-7524</a> </td>
<td align="left"> Remove unused FairSchedulerEventLog </td>
<td align="left"> Major </td>
<td align="left"> fairscheduler </td>
<td align="left"> Wilfred Spiegelenburg </td>
<td align="left"> Wilfred Spiegelenburg </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7495">YARN-7495</a> </td>
<td align="left"> Improve robustness of the AggregatedLogDeletionService </td>
<td align="left"> Major </td>
<td align="left"> log-aggregation </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/YARN-7611">YARN-7611</a> </td>
<td align="left"> Node manager web UI should display container type in containers page </td>
<td align="left"> Major </td>
<td align="left"> nodemanager, webapp </td>
<td align="left"> Weiwei Yang </td>
<td align="left"> Weiwei Yang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-6483">YARN-6483</a> </td>
<td align="left"> Add nodes transitioning to DECOMMISSIONING state to the list of updated nodes returned to the AM </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Juan Rodr&#xed;guez Hortal&#xe1; </td>
<td align="left"> Juan Rodr&#xed;guez Hortal&#xe1; </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15056">HADOOP-15056</a> </td>
<td align="left"> Fix TestUnbuffer#testUnbufferException failure </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> Jack Bearden </td>
<td align="left"> Jack Bearden </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15012">HADOOP-15012</a> </td>
<td align="left"> Add readahead, dropbehind, and unbuffer to StreamCapabilities </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> John Zhuge </td>
<td align="left"> John Zhuge </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15104">HADOOP-15104</a> </td>
<td align="left"> AliyunOSS: change the default value of max error retry </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> wujinhu </td>
<td align="left"> wujinhu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12910">HDFS-12910</a> </td>
<td align="left"> Secure Datanode Starter should log the port when it fails to bind </td>
<td align="left"> Minor </td>
<td align="left"> datanode </td>
<td align="left"> Stephen O&#x2019;Donnell </td>
<td align="left"> Stephen O&#x2019;Donnell </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12819">HDFS-12819</a> </td>
<td align="left"> Setting/Unsetting EC policy shows warning if the directory is not empty </td>
<td align="left"> Minor </td>
<td align="left"> erasure-coding </td>
<td align="left"> Lei (Eddy) Xu </td>
<td align="left"> Lei (Eddy) Xu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12927">HDFS-12927</a> </td>
<td align="left"> Update erasure coding doc to address unsupported APIs </td>
<td align="left"> Major </td>
<td align="left"> erasure-coding </td>
<td align="left"> Lei (Eddy) Xu </td>
<td align="left"> Lei (Eddy) Xu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-5418">YARN-5418</a> </td>
<td align="left"> When partial log aggregation is enabled, display the list of aggregated files on the container log page </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Siddharth Seth </td>
<td align="left"> Xuan Gong </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12818">HDFS-12818</a> </td>
<td align="left"> Support multiple storages in DataNodeCluster / SimulatedFSDataset </td>
<td align="left"> Minor </td>
<td align="left"> datanode, test </td>
<td align="left"> Erik Krogen </td>
<td align="left"> Erik Krogen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9023">HDFS-9023</a> </td>
<td align="left"> When NN is not able to identify DN for replication, reason behind it can be logged </td>
<td align="left"> Critical </td>
<td align="left"> hdfs-client, namenode </td>
<td align="left"> Surendra Singh Lilhore </td>
<td align="left"> Xiao Chen </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-11847">HDFS-11847</a> </td>
<td align="left"> Enhance dfsadmin listOpenFiles command to list files blocking datanode decommissioning </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> Manoj Govindassamy </td>
<td align="left"> Manoj Govindassamy </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7678">YARN-7678</a> </td>
<td align="left"> Ability to enable logging of container memory stats </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Jim Brennan </td>
<td align="left"> Jim Brennan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-11848">HDFS-11848</a> </td>
<td align="left"> Enhance dfsadmin listOpenFiles command to list files under a given path </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Manoj Govindassamy </td>
<td align="left"> Yiqun Lin </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12945">HDFS-12945</a> </td>
<td align="left"> Switch to ClientProtocol instead of NamenodeProtocols in NamenodeWebHdfsMethods </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Wei Yan </td>
<td align="left"> Wei Yan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7590">YARN-7590</a> </td>
<td align="left"> Improve container-executor validation check </td>
<td align="left"> Major </td>
<td align="left"> security, yarn </td>
<td align="left"> Eric Yang </td>
<td align="left"> Eric Yang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6984">MAPREDUCE-6984</a> </td>
<td align="left"> MR AM to clean up temporary files from previous attempt in case of no recovery </td>
<td align="left"> Major </td>
<td align="left"> applicationmaster </td>
<td align="left"> Gergo Repas </td>
<td align="left"> Gergo Repas </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15185">HADOOP-15185</a> </td>
<td align="left"> Update adls connector to use the current version of ADLS SDK </td>
<td align="left"> Major </td>
<td align="left"> fs/adl </td>
<td align="left"> Atul Sikaria </td>
<td align="left"> Atul Sikaria </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15189">HADOOP-15189</a> </td>
<td align="left"> backport HADOOP-15039 to branch-2 and branch-3 </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Genmao Yu </td>
<td align="left"> Genmao Yu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15186">HADOOP-15186</a> </td>
<td align="left"> Allow Azure Data Lake SDK dependency version to be set on the command line </td>
<td align="left"> Major </td>
<td align="left"> build, fs/adl </td>
<td align="left"> Vishwajeet Dusane </td>
<td align="left"> Vishwajeet Dusane </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13092">HDFS-13092</a> </td>
<td align="left"> Reduce verbosity for ThrottledAsyncChecker.java:schedule </td>
<td align="left"> Minor </td>
<td align="left"> datanode </td>
<td align="left"> Mukul Kumar Singh </td>
<td align="left"> Mukul Kumar Singh </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15212">HADOOP-15212</a> </td>
<td align="left"> Add independent secret manager method for logging expired tokens </td>
<td align="left"> Major </td>
<td align="left"> security </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Daryn Sharp </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7728">YARN-7728</a> </td>
<td align="left"> Expose container preemptions related information in Capacity Scheduler queue metrics </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Eric Payne </td>
<td align="left"> Eric Payne </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-7048">MAPREDUCE-7048</a> </td>
<td align="left"> Uber AM can crash due to unknown task in statusUpdate </td>
<td align="left"> Major </td>
<td align="left"> mr-am </td>
<td align="left"> Peter Bacsko </td>
<td align="left"> Peter Bacsko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15204">HADOOP-15204</a> </td>
<td align="left"> Add Configuration API for parsing storage sizes </td>
<td align="left"> Minor </td>
<td align="left"> conf </td>
<td align="left"> Anu Engineer </td>
<td align="left"> Anu Engineer </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-7361">YARN-7361</a> </td>
<td align="left"> Improve the docker container runtime documentation </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Shane Kumpf </td>
<td align="left"> Shane Kumpf </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7489">YARN-7489</a> </td>
<td align="left"> ConcurrentModificationException in RMAppImpl#getRMAppMetrics </td>
<td align="left"> Major </td>
<td align="left"> capacityscheduler </td>
<td align="left"> Tao Yang </td>
<td align="left"> Tao Yang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7525">YARN-7525</a> </td>
<td align="left"> Incorrect query parameters in cluster nodes REST API document </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Tao Yang </td>
<td align="left"> Tao Yang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15046">HADOOP-15046</a> </td>
<td align="left"> Document Apache Hadoop does not support Java 9 in BUILDING.txt </td>
<td align="left"> Major </td>
<td align="left"> documentation </td>
<td align="left"> Akira Ajisaka </td>
<td align="left"> Hanisha Koneru </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7531">YARN-7531</a> </td>
<td align="left"> ResourceRequest.equal does not check ExecutionTypeRequest.enforceExecutionType() </td>
<td align="left"> Major </td>
<td align="left"> api </td>
<td align="left"> Haibo Chen </td>
<td align="left"> Haibo Chen </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7513">YARN-7513</a> </td>
<td align="left"> Remove scheduler lock in FSAppAttempt.getWeight() </td>
<td align="left"> Minor </td>
<td align="left"> fairscheduler </td>
<td align="left"> Wilfred Spiegelenburg </td>
<td align="left"> Wilfred Spiegelenburg </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7390">YARN-7390</a> </td>
<td align="left"> All reservation related test cases failed when TestYarnClient runs against Fair Scheduler. </td>
<td align="left"> Major </td>
<td align="left"> fairscheduler, reservation system </td>
<td align="left"> Yufei Gu </td>
<td align="left"> Yufei Gu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7363">YARN-7363</a> </td>
<td align="left"> ContainerLocalizer doesn&#x2019;t have a valid log4j config when using LinuxContainerExecutor </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Yufei Gu </td>
<td align="left"> Yufei Gu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12832">HDFS-12832</a> </td>
<td align="left"> INode.getFullPathName may throw ArrayIndexOutOfBoundsException lead to NameNode exit </td>
<td align="left"> Critical </td>
<td align="left"> namenode </td>
<td align="left"> DENG FEI </td>
<td align="left"> Konstantin Shvachko </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15042">HADOOP-15042</a> </td>
<td align="left"> Azure PageBlobInputStream.skip() can return negative value when numberOfPagesRemaining is 0 </td>
<td align="left"> Minor </td>
<td align="left"> fs/azure </td>
<td align="left"> Rajesh Balamohan </td>
<td align="left"> Rajesh Balamohan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7558">YARN-7558</a> </td>
<td align="left"> &#x201c;yarn logs&#x201d; command fails to get logs for running containers if UI authentication is enabled. </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Namit Maheshwari </td>
<td align="left"> Xuan Gong </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12638">HDFS-12638</a> </td>
<td align="left"> Delete copy-on-truncate block along with the original block, when deleting a file being truncated </td>
<td align="left"> Blocker </td>
<td align="left"> hdfs </td>
<td align="left"> Jiandan Yang </td>
<td align="left"> Konstantin Shvachko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12836">HDFS-12836</a> </td>
<td align="left"> startTxId could be greater than endTxId when tailing in-progress edit log </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> Chao Sun </td>
<td align="left"> Chao Sun </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-5124">MAPREDUCE-5124</a> </td>
<td align="left"> AM lacks flow control for task events </td>
<td align="left"> Major </td>
<td align="left"> mr-am </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Peter Bacsko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7589">YARN-7589</a> </td>
<td align="left"> TestPBImplRecords fails with NullPointerException </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Daniel Templeton </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7455">YARN-7455</a> </td>
<td align="left"> quote_and_append_arg can overflow buffer </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jim Brennan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15058">HADOOP-15058</a> </td>
<td align="left"> create-release site build outputs dummy shaded jars due to skipShade </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Andrew Wang </td>
<td align="left"> Andrew Wang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14985">HADOOP-14985</a> </td>
<td align="left"> Remove subversion related code from VersionInfoMojo.java </td>
<td align="left"> Minor </td>
<td align="left"> build </td>
<td align="left"> Akira Ajisaka </td>
<td align="left"> Ajay Kumar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15098">HADOOP-15098</a> </td>
<td align="left"> TestClusterTopology#testChooseRandom fails intermittently </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Zsolt Venczel </td>
<td align="left"> Zsolt Venczel </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12891">HDFS-12891</a> </td>
<td align="left"> Do not invalidate blocks if toInvalidate is empty </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Zsolt Venczel </td>
<td align="left"> Zsolt Venczel </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7647">YARN-7647</a> </td>
<td align="left"> NM print inappropriate error log when node-labels is enabled </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Yang Wang </td>
<td align="left"> Yang Wang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12907">HDFS-12907</a> </td>
<td align="left"> Allow read-only access to reserved raw for non-superusers </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Rushabh S Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12881">HDFS-12881</a> </td>
<td align="left"> Output streams closed with IOUtils suppressing write errors </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Ajay Kumar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7595">YARN-7595</a> </td>
<td align="left"> Container launching code suppresses close exceptions after writes </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jim Brennan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15085">HADOOP-15085</a> </td>
<td align="left"> Output streams closed with IOUtils suppressing write errors </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jim Brennan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7629">YARN-7629</a> </td>
<td align="left"> TestContainerLaunch# fails after YARN-7381 </td>
<td align="left"> Major </td>
<td align="left"> . </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/YARN-7664">YARN-7664</a> </td>
<td align="left"> Several javadoc errors </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Sean Mackrory </td>
<td align="left"> Sean Mackrory </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15123">HADOOP-15123</a> </td>
<td align="left"> KDiag tries to load krb5.conf from KRB5CCNAME instead of KRB5_CONFIG </td>
<td align="left"> Minor </td>
<td align="left"> security </td>
<td align="left"> Vipin Rathor </td>
<td align="left"> Vipin Rathor </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7661">YARN-7661</a> </td>
<td align="left"> NodeManager metrics return wrong value after update node resource </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Yang Wang </td>
<td align="left"> Yang Wang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12347">HDFS-12347</a> </td>
<td align="left"> TestBalancerRPCDelay#testBalancerRPCDelay fails very frequently </td>
<td align="left"> Critical </td>
<td align="left"> test </td>
<td align="left"> Xiao Chen </td>
<td align="left"> Bharat Viswanadham </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12930">HDFS-12930</a> </td>
<td align="left"> Remove the extra space in HdfsImageViewer.md </td>
<td align="left"> Trivial </td>
<td align="left"> documentation </td>
<td align="left"> Yiqun Lin </td>
<td align="left"> Rahul Pathak </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7662">YARN-7662</a> </td>
<td align="left"> [Atsv2] Define new set of configurations for reader and collectors to bind. </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Rohith Sharma K S </td>
<td align="left"> Rohith Sharma K S </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12845">HDFS-12845</a> </td>
<td align="left"> JournalNode Test failures </td>
<td align="left"> Major </td>
<td align="left"> journal-node </td>
<td align="left"> Bharat Viswanadham </td>
<td align="left"> Bharat Viswanadham </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7466">YARN-7466</a> </td>
<td align="left"> ResourceRequest has a different default for allocationRequestId than Container </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Chandni Singh </td>
<td align="left"> Chandni Singh </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7674">YARN-7674</a> </td>
<td align="left"> Update Timeline Reader web app address in UI2 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Rohith Sharma K S </td>
<td align="left"> Sunil Govindan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12938">HDFS-12938</a> </td>
<td align="left"> TestErasureCodigCLI testAll failing consistently. </td>
<td align="left"> Major </td>
<td align="left"> erasure-coding, hdfs </td>
<td align="left"> Rushabh S Shah </td>
<td align="left"> Ajay Kumar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7542">YARN-7542</a> </td>
<td align="left"> Fix issue that causes some Running Opportunistic Containers to be recovered as PAUSED </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Arun Suresh </td>
<td align="left"> Sampada Dehankar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12915">HDFS-12915</a> </td>
<td align="left"> Fix findbugs warning in INodeFile$HeaderFormat.getBlockLayoutRedundancy </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Wei-Chiu Chuang </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15122">HADOOP-15122</a> </td>
<td align="left"> Lock down version of doxia-module-markdown plugin </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Elek, Marton </td>
<td align="left"> Elek, Marton </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15143">HADOOP-15143</a> </td>
<td align="left"> NPE due to Invalid KerberosTicket in UGI </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jitendra Nath Pandey </td>
<td align="left"> Mukul Kumar Singh </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7692">YARN-7692</a> </td>
<td align="left"> Skip validating priority acls while recovering applications </td>
<td align="left"> Blocker </td>
<td align="left"> resourcemanager </td>
<td align="left"> Charan Hebri </td>
<td align="left"> Sunil Govindan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-7028">MAPREDUCE-7028</a> </td>
<td align="left"> Concurrent task progress updates causing NPE in Application Master </td>
<td align="left"> Blocker </td>
<td align="left"> mr-am </td>
<td align="left"> Gergo Repas </td>
<td align="left"> Gergo Repas </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7602">YARN-7602</a> </td>
<td align="left"> NM should reference the singleton JvmMetrics instance </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Haibo Chen </td>
<td align="left"> Haibo Chen </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12913">HDFS-12913</a> </td>
<td align="left"> TestDNFencingWithReplication.testFencingStress fix mini cluster not yet active issue </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Zsolt Venczel </td>
<td align="left"> Zsolt Venczel </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12860">HDFS-12860</a> </td>
<td align="left"> StripedBlockUtil#getRangesInternalBlocks throws exception for the block group size larger than 2GB </td>
<td align="left"> Major </td>
<td align="left"> erasure-coding </td>
<td align="left"> Lei (Eddy) Xu </td>
<td align="left"> Lei (Eddy) Xu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7619">YARN-7619</a> </td>
<td align="left"> Max AM Resource value in Capacity Scheduler UI has to be refreshed for every user </td>
<td align="left"> Major </td>
<td align="left"> capacity scheduler, yarn </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/YARN-7699">YARN-7699</a> </td>
<td align="left"> queueUsagePercentage is coming as INF for getApp REST api call </td>
<td align="left"> Major </td>
<td align="left"> webapp </td>
<td align="left"> Sunil Govindan </td>
<td align="left"> Sunil Govindan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12985">HDFS-12985</a> </td>
<td align="left"> NameNode crashes during restart after an OpenForWrite file present in the Snapshot got deleted </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> Manoj Govindassamy </td>
<td align="left"> Manoj Govindassamy </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7508">YARN-7508</a> </td>
<td align="left"> NPE in FiCaSchedulerApp when debug log enabled in async-scheduling mode </td>
<td align="left"> Major </td>
<td align="left"> capacityscheduler </td>
<td align="left"> Tao Yang </td>
<td align="left"> Tao Yang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7663">YARN-7663</a> </td>
<td align="left"> RMAppImpl:Invalid event: START at KILLED </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> lujie </td>
<td align="left"> lujie </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-6948">YARN-6948</a> </td>
<td align="left"> Invalid event: ATTEMPT_ADDED at FINAL_SAVING </td>
<td align="left"> Major </td>
<td align="left"> yarn </td>
<td align="left"> lujie </td>
<td align="left"> lujie </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12994">HDFS-12994</a> </td>
<td align="left"> TestReconstructStripedFile.testNNSendsErasureCodingTasks fails due to socket timeout </td>
<td align="left"> Major </td>
<td align="left"> erasure-coding </td>
<td align="left"> Lei (Eddy) Xu </td>
<td align="left"> Lei (Eddy) Xu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7665">YARN-7665</a> </td>
<td align="left"> Allow FS scheduler state dump to be turned on/off separately from FS debug log </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Wilfred Spiegelenburg </td>
<td align="left"> Wilfred Spiegelenburg </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15060">HADOOP-15060</a> </td>
<td align="left"> TestShellBasedUnixGroupsMapping.testFiniteGroupResolutionTime flaky </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Miklos Szegedi </td>
<td align="left"> Miklos Szegedi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7735">YARN-7735</a> </td>
<td align="left"> Fix typo in YARN documentation </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Takanobu Asanuma </td>
<td align="left"> Takanobu Asanuma </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7727">YARN-7727</a> </td>
<td align="left"> Incorrect log levels in few logs with QueuePriorityContainerCandidateSelector </td>
<td align="left"> Minor </td>
<td align="left"> yarn </td>
<td align="left"> Prabhu Joseph </td>
<td align="left"> Prabhu Joseph </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-11915">HDFS-11915</a> </td>
<td align="left"> Sync rbw dir on the first hsync() to avoid file lost on power failure </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Kanaka Kumar Avvaru </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-7705">YARN-7705</a> </td>
<td align="left"> Create the container log directory with correct sticky bit in C code </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Yufei Gu </td>
<td align="left"> Yufei Gu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7479">YARN-7479</a> </td>
<td align="left"> TestContainerManagerSecurity.testContainerManager[Simple] flaky in trunk </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Botong Huang </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-13004">HDFS-13004</a> </td>
<td align="left"> TestLeaseRecoveryStriped#testLeaseRecovery is failing when safeLength is 0MB or larger than the test file </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> Zsolt Venczel </td>
<td align="left"> Zsolt Venczel </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-9049">HDFS-9049</a> </td>
<td align="left"> Make Datanode Netty reverse proxy port to be configurable </td>
<td align="left"> Major </td>
<td align="left"> datanode </td>
<td align="left"> Vinayakumar B </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-7758">YARN-7758</a> </td>
<td align="left"> Add an additional check to the validity of container and application ids passed to container-executor </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Miklos Szegedi </td>
<td align="left"> Yufei Gu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15150">HADOOP-15150</a> </td>
<td align="left"> in FsShell, UGI params should be overidden through env vars(-D arg) </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Brahma Reddy Battula </td>
<td align="left"> Brahma Reddy Battula </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15166">HADOOP-15166</a> </td>
<td align="left"> CLI MiniCluster fails with ClassNotFoundException o.a.h.yarn.server.timelineservice.collector.TimelineCollectorManager </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Gera Shegalov </td>
<td align="left"> Gera Shegalov </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13039">HDFS-13039</a> </td>
<td align="left"> StripedBlockReader#createBlockReader leaks socket on IOException </td>
<td align="left"> Critical </td>
<td align="left"> datanode, erasure-coding </td>
<td align="left"> Lei (Eddy) Xu </td>
<td align="left"> Lei (Eddy) Xu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15181">HADOOP-15181</a> </td>
<td align="left"> Typo in SecureMode.md </td>
<td align="left"> Trivial </td>
<td align="left"> documentation </td>
<td align="left"> Masahiro Tanaka </td>
<td align="left"> Masahiro Tanaka </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7796">YARN-7796</a> </td>
<td align="left"> Container-executor fails with segfault on certain OS configurations </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </td>
<td align="left"> Gergo Repas </td>
<td align="left"> Gergo Repas </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7806">YARN-7806</a> </td>
<td align="left"> Distributed Shell should use timeline async api&#x2019;s </td>
<td align="left"> Major </td>
<td align="left"> distributed-shell </td>
<td align="left"> Sumana Sathish </td>
<td align="left"> Rohith Sharma K S </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15121">HADOOP-15121</a> </td>
<td align="left"> Encounter NullPointerException when using DecayRpcScheduler </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Tao Jie </td>
<td align="left"> Tao Jie </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-7015">MAPREDUCE-7015</a> </td>
<td align="left"> Possible race condition in JHS if the job is not loaded </td>
<td align="left"> Major </td>
<td align="left"> jobhistoryserver </td>
<td align="left"> Peter Bacsko </td>
<td align="left"> Peter Bacsko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7737">YARN-7737</a> </td>
<td align="left"> prelaunch.err file not found exception on container failure </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Jonathan Hung </td>
<td align="left"> Keqiu Hu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13063">HDFS-13063</a> </td>
<td align="left"> Fix the incorrect spelling in HDFSHighAvailabilityWithQJM.md </td>
<td align="left"> Trivial </td>
<td align="left"> documentation </td>
<td align="left"> Jianfei Jiang </td>
<td align="left"> Jianfei Jiang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7102">YARN-7102</a> </td>
<td align="left"> NM heartbeat stuck when responseId overflows MAX_INT </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Botong Huang </td>
<td align="left"> Botong Huang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-7041">MAPREDUCE-7041</a> </td>
<td align="left"> MR should not try to clean up at first job attempt </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Takanobu Asanuma </td>
<td align="left"> Gergo Repas </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13054">HDFS-13054</a> </td>
<td align="left"> Handling PathIsNotEmptyDirectoryException in DFSClient delete call </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </td>
<td align="left"> Nanda kumar </td>
<td align="left"> Nanda kumar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-7020">MAPREDUCE-7020</a> </td>
<td align="left"> Task timeout in uber mode can crash AM </td>
<td align="left"> Major </td>
<td align="left"> mr-am </td>
<td align="left"> Akira Ajisaka </td>
<td align="left"> Peter Bacsko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7765">YARN-7765</a> </td>
<td align="left"> [Atsv2] GSSException: No valid credentials provided - Failed to find any Kerberos tgt thrown by Timelinev2Client &amp; HBaseClient in NM </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Sumana Sathish </td>
<td align="left"> Rohith Sharma K S </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13065">HDFS-13065</a> </td>
<td align="left"> TestErasureCodingMultipleRacks#testSkewedRack3 is failing </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> Gabor Bota </td>
<td align="left"> Gabor Bota </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12974">HDFS-12974</a> </td>
<td align="left"> Exception message is not printed when creating an encryption zone fails with AuthorizationException </td>
<td align="left"> Minor </td>
<td align="left"> encryption </td>
<td align="left"> fang zhenyi </td>
<td align="left"> fang zhenyi </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7698">YARN-7698</a> </td>
<td align="left"> A misleading variable&#x2019;s name in ApplicationAttemptEventDispatcher </td>
<td align="left"> Minor </td>
<td align="left"> resourcemanager </td>
<td align="left"> Jinjiang Ling </td>
<td align="left"> Jinjiang Ling </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7790">YARN-7790</a> </td>
<td align="left"> Improve Capacity Scheduler Async Scheduling to better handle node failures </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Sumana Sathish </td>
<td align="left"> Wangda Tan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12528">HDFS-12528</a> </td>
<td align="left"> Add an option to not disable short-circuit reads on failures </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client, performance </td>
<td align="left"> Andre Araujo </td>
<td align="left"> Xiao Chen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12897">HDFS-12897</a> </td>
<td align="left"> getErasureCodingPolicy should handle .snapshot dir better </td>
<td align="left"> Major </td>
<td align="left"> erasure-coding, hdfs, snapshots </td>
<td align="left"> Harshakiran Reddy </td>
<td align="left"> LiXin Ge </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-7033">MAPREDUCE-7033</a> </td>
<td align="left"> Map outputs implicitly rely on permissive umask for shuffle </td>
<td align="left"> Critical </td>
<td align="left"> mrv2 </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Jason Lowe </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12942">HDFS-12942</a> </td>
<td align="left"> Synchronization issue in FSDataSetImpl#moveBlock </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ajay Kumar </td>
<td align="left"> Ajay Kumar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13100">HDFS-13100</a> </td>
<td align="left"> Handle IllegalArgumentException when GETSERVERDEFAULTS is not implemented in webhdfs. </td>
<td align="left"> Critical </td>
<td align="left"> hdfs, webhdfs </td>
<td align="left"> Yongjun Zhang </td>
<td align="left"> Yongjun Zhang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7849">YARN-7849</a> </td>
<td align="left"> TestMiniYarnClusterNodeUtilization#testUpdateNodeUtilization fails due to heartbeat sync error </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Jason Lowe </td>
<td align="left"> Botong Huang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7801">YARN-7801</a> </td>
<td align="left"> AmFilterInitializer should addFilter after fill all parameters </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Sumana Sathish </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-7890">YARN-7890</a> </td>
<td align="left"> NPE during container relaunch </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Billie Rinaldi </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-12935">HDFS-12935</a> </td>
<td align="left"> Get ambiguous result for DFSAdmin command in HA mode when only one namenode is up </td>
<td align="left"> Major </td>
<td align="left"> tools </td>
<td align="left"> Jianfei Jiang </td>
<td align="left"> Jianfei Jiang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13120">HDFS-13120</a> </td>
<td align="left"> Snapshot diff could be corrupted after concat </td>
<td align="left"> Major </td>
<td align="left"> namenode, snapshots </td>
<td align="left"> Xiaoyu Yao </td>
<td align="left"> Xiaoyu Yao </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-8693">HDFS-8693</a> </td>
<td align="left"> refreshNamenodes does not support adding a new standby to a running DN </td>
<td align="left"> Critical </td>
<td align="left"> datanode, ha </td>
<td align="left"> Jian Fang </td>
<td align="left"> Ajith S </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-7052">MAPREDUCE-7052</a> </td>
<td align="left"> TestFixedLengthInputFormat#testFormatCompressedIn is flaky </td>
<td align="left"> Major </td>
<td align="left"> client, test </td>
<td align="left"> Peter Bacsko </td>
<td align="left"> Peter Bacsko </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13112">HDFS-13112</a> </td>
<td align="left"> Token expiration edits may cause log corruption or deadlock </td>
<td align="left"> Critical </td>
<td align="left"> namenode </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/YARN-7873">YARN-7873</a> </td>
<td align="left"> Revert YARN-6078 </td>
<td align="left"> Blocker </td>
<td align="left"> . </td>
<td align="left"> Billie Rinaldi </td>
<td align="left"> Billie Rinaldi </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-7011">MAPREDUCE-7011</a> </td>
<td align="left"> TestClientDistributedCacheManager::testDetermineCacheVisibilities assumes all parent dirs set other exec </td>
<td align="left"> Trivial </td>
<td align="left"> . </td>
<td align="left"> Chris Douglas </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14696">HADOOP-14696</a> </td>
<td align="left"> parallel tests don&#x2019;t work for Windows </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> Allen Wittenauer </td>
<td align="left"> Allen Wittenauer </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/HADOOP-14993">HADOOP-14993</a> </td>
<td align="left"> AliyunOSS: Override listFiles and listLocatedStatus </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> Genmao Yu </td>
<td align="left"> Genmao Yu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-6953">YARN-6953</a> </td>
<td align="left"> Clean up ResourceUtils.setMinimumAllocationForMandatoryResources() and setMaximumAllocationForMandatoryResources() </td>
<td align="left"> Minor </td>
<td align="left"> resourcemanager </td>
<td align="left"> Daniel Templeton </td>
<td align="left"> Manikandan R </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12801">HDFS-12801</a> </td>
<td align="left"> RBF: Set MountTableResolver as default file resolver </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15024">HADOOP-15024</a> </td>
<td align="left"> AliyunOSS: support user agent configuration and include that &amp; Hadoop version information to oss server </td>
<td align="left"> Major </td>
<td align="left"> fs, fs/oss </td>
<td align="left"> Sammi Chen </td>
<td align="left"> Sammi Chen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12858">HDFS-12858</a> </td>
<td align="left"> RBF: Add router admin commands usage in HDFS commands reference doc </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Yiqun Lin </td>
<td align="left"> Yiqun Lin </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12835">HDFS-12835</a> </td>
<td align="left"> RBF: Fix Javadoc parameter errors </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Wei Yan </td>
<td align="left"> Wei Yan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-6907">YARN-6907</a> </td>
<td align="left"> Node information page in the old web UI should report resource types </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager </td>
<td align="left"> Daniel Templeton </td>
<td align="left"> Gergely Nov&#xe1;k </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12396">HDFS-12396</a> </td>
<td align="left"> Webhdfs file system should get delegation token from kms provider. </td>
<td align="left"> Major </td>
<td align="left"> encryption, kms, webhdfs </td>
<td align="left"> Rushabh S Shah </td>
<td align="left"> Rushabh S Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7610">YARN-7610</a> </td>
<td align="left"> Extend Distributed Shell to support launching job with opportunistic containers </td>
<td align="left"> Major </td>
<td align="left"> applications/distributed-shell </td>
<td align="left"> Weiwei Yang </td>
<td align="left"> Weiwei Yang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12875">HDFS-12875</a> </td>
<td align="left"> RBF: Complete logic for -readonly option of dfsrouteradmin add command </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Yiqun Lin </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7383">YARN-7383</a> </td>
<td align="left"> Node resource is not parsed correctly for resource names containing dot </td>
<td align="left"> Major </td>
<td align="left"> nodemanager, resourcemanager </td>
<td align="left"> Jonathan Hung </td>
<td align="left"> Gergely Nov&#xe1;k </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7119">YARN-7119</a> </td>
<td align="left"> Support multiple resource types in rmadmin updateNodeResource command </td>
<td align="left"> Major </td>
<td align="left"> nodemanager, resourcemanager </td>
<td align="left"> Daniel Templeton </td>
<td align="left"> Manikandan R </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7617">YARN-7617</a> </td>
<td align="left"> Add a flag in distributed shell to automatically PROMOTE opportunistic containers to guaranteed once they are started </td>
<td align="left"> Minor </td>
<td align="left"> applications/distributed-shell </td>
<td align="left"> Weiwei Yang </td>
<td align="left"> Weiwei Yang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12937">HDFS-12937</a> </td>
<td align="left"> RBF: Add more unit tests for router admin commands </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Yiqun Lin </td>
<td align="left"> Yiqun Lin </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7032">YARN-7032</a> </td>
<td align="left"> [ATSv2] NPE while starting hbase co-processor when HBase authorization is enabled. </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Rohith Sharma K S </td>
<td align="left"> Rohith Sharma K S </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14965">HADOOP-14965</a> </td>
<td align="left"> s3a input stream &#x201c;normal&#x201d; fadvise mode to be adaptive </td>
<td align="left"> Major </td>
<td align="left"> fs/s3 </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/HADOOP-15086">HADOOP-15086</a> </td>
<td align="left"> NativeAzureFileSystem file rename is not atomic </td>
<td align="left"> Major </td>
<td align="left"> fs/azure </td>
<td align="left"> Shixiong Zhu </td>
<td align="left"> Thomas Marquardt </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12988">HDFS-12988</a> </td>
<td align="left"> RBF: Mount table entries not properly updated in the local cache </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7716">YARN-7716</a> </td>
<td align="left"> metricsTimeStart and metricsTimeEnd should be all lower case in the doc </td>
<td align="left"> Major </td>
<td align="left"> timelinereader </td>
<td align="left"> Haibo Chen </td>
<td align="left"> Haibo Chen </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12802">HDFS-12802</a> </td>
<td align="left"> RBF: Control MountTableResolver cache size </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12919">HDFS-12919</a> </td>
<td align="left"> RBF: Support erasure coding methods in RouterRpcServer </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-6736">YARN-6736</a> </td>
<td align="left"> Consider writing to both ats v1 &amp; v2 from RM for smoother upgrades </td>
<td align="left"> Major </td>
<td align="left"> timelineserver </td>
<td align="left"> Vrushali C </td>
<td align="left"> Aaron Gresch </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15027">HADOOP-15027</a> </td>
<td align="left"> AliyunOSS: Support multi-thread pre-read to improve sequential read from Hadoop to Aliyun OSS performance </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> wujinhu </td>
<td align="left"> wujinhu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13028">HDFS-13028</a> </td>
<td align="left"> RBF: Fix spurious TestRouterRpc#testProxyGetStats </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-5094">YARN-5094</a> </td>
<td align="left"> some YARN container events have timestamp of -1 </td>
<td align="left"> Critical </td>
<td align="left"> . </td>
<td align="left"> Sangjin Lee </td>
<td align="left"> Haibo Chen </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7782">YARN-7782</a> </td>
<td align="left"> Enable user re-mapping for Docker containers in yarn-default.xml </td>
<td align="left"> Blocker </td>
<td align="left"> security, yarn </td>
<td align="left"> Eric Yang </td>
<td align="left"> Eric Yang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12772">HDFS-12772</a> </td>
<td align="left"> RBF: Federation Router State State Store internal API </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13042">HDFS-13042</a> </td>
<td align="left"> RBF: Heartbeat Router State </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13049">HDFS-13049</a> </td>
<td align="left"> RBF: Inconsistent Router OPTS config in branch-2 and branch-3 </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Wei Yan </td>
<td align="left"> Wei Yan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12574">HDFS-12574</a> </td>
<td align="left"> Add CryptoInputStream to WebHdfsFileSystem read call. </td>
<td align="left"> Major </td>
<td align="left"> encryption, kms, webhdfs </td>
<td align="left"> Rushabh S Shah </td>
<td align="left"> Rushabh S Shah </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13044">HDFS-13044</a> </td>
<td align="left"> RBF: Add a safe mode for the Router </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13043">HDFS-13043</a> </td>
<td align="left"> RBF: Expose the state of the Routers in the federation </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12997">HDFS-12997</a> </td>
<td align="left"> Move logging to slf4j in BlockPoolSliceStorage and Storage </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ajay Kumar </td>
<td align="left"> Ajay Kumar </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/HADOOP-15149">HADOOP-15149</a> </td>
<td align="left"> CryptoOutputStream should implement StreamCapabilities </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> Mike Drob </td>
<td align="left"> Xiao Chen </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7691">YARN-7691</a> </td>
<td align="left"> Add Unit Tests for ContainersLauncher </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Sampada Dehankar </td>
<td align="left"> Sampada Dehankar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15177">HADOOP-15177</a> </td>
<td align="left"> Update the release year to 2018 </td>
<td align="left"> Blocker </td>
<td align="left"> build </td>
<td align="left"> Akira Ajisaka </td>
<td align="left"> Bharat Viswanadham </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15197">HADOOP-15197</a> </td>
<td align="left"> Remove tomcat from the Hadoop-auth test bundle </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Xiao Chen </td>
<td align="left"> Xiao Chen </td></tr>
</tbody>
</table></div></div>
</div>
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