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<h1>Apache Hadoop Changelog</h1>
<div class="section">
<h2><a name="Release_2.9.1_-_2018-05-03"></a>Release 2.9.1 - 2018-05-03</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-12883">HDFS-12883</a> </td>
<td align="left"> RBF: Document Router and State Store metrics </td>
<td align="left"> Major </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-12895">HDFS-12895</a> </td>
<td align="left"> RBF: Add ACL support for mount table </td>
<td align="left"> Major </td>
<td align="left"> . </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-7190">YARN-7190</a> </td>
<td align="left"> Ensure only NM classpath in 2.x gets TSv2 related hbase jars, not the user classpath </td>
<td align="left"> Major </td>
<td align="left"> timelineclient, timelinereader, timelineserver </td>
<td align="left"> Vrushali C </td>
<td align="left"> Varun Saxena </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13099">HDFS-13099</a> </td>
<td align="left"> RBF: Use the ZooKeeper as the default State Store </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Yiqun Lin </td>
<td align="left"> Yiqun Lin </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="NEW_FEATURES:"></a>NEW FEATURES:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12756">HADOOP-12756</a> </td>
<td align="left"> Incorporate Aliyun OSS file system implementation </td>
<td align="left"> Major </td>
<td align="left"> fs, fs/oss </td>
<td align="left"> shimingfei </td>
<td align="left"> mingfei.shi </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/HADOOP-14964">HADOOP-14964</a> </td>
<td align="left"> AliyunOSS: backport Aliyun OSS module to branch-2 </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> Genmao Yu </td>
<td align="left"> Sammi Chen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-6851">YARN-6851</a> </td>
<td align="left"> Capacity Scheduler: document configs for controlling # containers allowed to be allocated per node heartbeat </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-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/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="b">
<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="a">
<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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7642">YARN-7642</a> </td>
<td align="left"> Add test case to verify context update after container promotion or demotion with or without auto update </td>
<td align="left"> Minor </td>
<td align="left"> nodemanager </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/HADOOP-15111">HADOOP-15111</a> </td>
<td align="left"> AliyunOSS: backport HADOOP-14993 to branch-2 </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="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/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="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/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-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-13972">HADOOP-13972</a> </td>
<td align="left"> ADLS to support per-store configuration </td>
<td align="left"> Major </td>
<td align="left"> fs/adl </td>
<td align="left"> John Zhuge </td>
<td align="left"> Sharad Sonker </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7813">YARN-7813</a> </td>
<td align="left"> Capacity Scheduler Intra-queue Preemption should be configurable for each queue </td>
<td align="left"> Major </td>
<td align="left"> capacity scheduler, scheduler preemption </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/HDFS-11187">HDFS-11187</a> </td>
<td align="left"> Optimize disk access for last partial chunk checksum of Finalized replica </td>
<td align="left"> Major </td>
<td align="left"> datanode </td>
<td align="left"> Wei-Chiu Chuang </td>
<td align="left"> Gabor Bota </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15279">HADOOP-15279</a> </td>
<td align="left"> increase maven heap size recommendations </td>
<td align="left"> Minor </td>
<td align="left"> build, documentation, test </td>
<td align="left"> Allen Wittenauer </td>
<td align="left"> Allen Wittenauer </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12884">HDFS-12884</a> </td>
<td align="left"> BlockUnderConstructionFeature.truncateBlock should be of type BlockInfo </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> chencan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15334">HADOOP-15334</a> </td>
<td align="left"> Upgrade Maven surefire plugin </td>
<td align="left"> Major </td>
<td align="left"> build </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/YARN-7623">YARN-7623</a> </td>
<td align="left"> Fix the CapacityScheduler Queue configuration documentation </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Arun Suresh </td>
<td align="left"> Jonathan Hung </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13314">HDFS-13314</a> </td>
<td align="left"> NameNode should optionally exit if it detects FsImage corruption </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> Arpit Agarwal </td>
<td align="left"> Arpit Agarwal </td></tr>
</tbody>
</table></div>
<div class="section">
<h3><a name="BUG_FIXES:"></a>BUG FIXES:</h3>
<table border="0" class="bodyTable">
<thead>
<tr class="a">
<th align="left"> JIRA </th>
<th align="left"> Summary </th>
<th align="left"> Priority </th>
<th align="left"> Component </th>
<th align="left"> Reporter </th>
<th align="left"> Contributor </th></tr>
</thead><tbody>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13723">HADOOP-13723</a> </td>
<td align="left"> AliyunOSSInputStream#read() should update read bytes stat correctly </td>
<td align="left"> Major </td>
<td align="left"> tools </td>
<td align="left"> Mingliang Liu </td>
<td align="left"> Mingliang Liu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14045">HADOOP-14045</a> </td>
<td align="left"> Aliyun OSS documentation missing from website </td>
<td align="left"> Major </td>
<td align="left"> documentation, fs/oss </td>
<td align="left"> Andrew Wang </td>
<td align="left"> Yiqun Lin </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14458">HADOOP-14458</a> </td>
<td align="left"> Add missing imports to TestAliyunOSSFileSystemContract.java </td>
<td align="left"> Trivial </td>
<td align="left"> fs/oss, test </td>
<td align="left"> Mingliang Liu </td>
<td align="left"> Mingliang Liu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14466">HADOOP-14466</a> </td>
<td align="left"> Remove useless document from TestAliyunOSSFileSystemContract.java </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Akira Ajisaka </td>
<td align="left"> Chen Liang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12318">HDFS-12318</a> </td>
<td align="left"> Fix IOException condition for openInfo in DFSInputStream </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> legend </td>
<td align="left"> legend </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12614">HDFS-12614</a> </td>
<td align="left"> FSPermissionChecker#getINodeAttrs() throws NPE when INodeAttributesProvider configured </td>
<td align="left"> Major </td>
<td align="left"> . </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/HDFS-12788">HDFS-12788</a> </td>
<td align="left"> Reset the upload button when file upload fails </td>
<td align="left"> Critical </td>
<td align="left"> ui, webhdfs </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/YARN-7388">YARN-7388</a> </td>
<td align="left"> TestAMRestart should be scheduler agnostic </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Haibo Chen </td>
<td align="left"> Haibo Chen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12705">HDFS-12705</a> </td>
<td align="left"> WebHdfsFileSystem exceptions should retain the caused by exception </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> Daryn Sharp </td>
<td align="left"> Hanisha Koneru </td></tr>
<tr class="a">
<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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7469">YARN-7469</a> </td>
<td align="left"> Capacity Scheduler Intra-queue preemption: User can starve if newest app is exactly at user limit </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="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-15045">HADOOP-15045</a> </td>
<td align="left"> ISA-L build options are documented in branch-2 </td>
<td align="left"> Major </td>
<td align="left"> build, documentation </td>
<td align="left"> Akira Ajisaka </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-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/HDFS-12754">HDFS-12754</a> </td>
<td align="left"> Lease renewal can hit a deadlock </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Kuhu Shukla </td>
<td align="left"> Kuhu Shukla </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/HDFS-11754">HDFS-11754</a> </td>
<td align="left"> Make FsServerDefaults cache configurable. </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Rushabh S Shah </td>
<td align="left"> Mikhail Erofeev </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7509">YARN-7509</a> </td>
<td align="left"> AsyncScheduleThread and ResourceCommitterService are still running after RM is transitioned to standby </td>
<td align="left"> Critical </td>
<td align="left"> . </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-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="b">
<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="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-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="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/HDFS-12889">HDFS-12889</a> </td>
<td align="left"> Router UI is missing robots.txt file </td>
<td align="left"> Major </td>
<td align="left"> . </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/HDFS-11576">HDFS-11576</a> </td>
<td align="left"> Block recovery will fail indefinitely if recovery time &gt; heartbeat interval </td>
<td align="left"> Critical </td>
<td align="left"> datanode, hdfs, namenode </td>
<td align="left"> Lukas Majercak </td>
<td align="left"> Lukas Majercak </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7607">YARN-7607</a> </td>
<td align="left"> Remove the trailing duplicated timestamp in container diagnostics message </td>
<td align="left"> Minor </td>
<td align="left"> nodemanager </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/HADOOP-15080">HADOOP-15080</a> </td>
<td align="left"> Aliyun OSS: update oss sdk from 2.8.1 to 2.8.3 to remove its dependency on Cat-x &#x201c;json-lib&#x201d; </td>
<td align="left"> Blocker </td>
<td align="left"> fs/oss </td>
<td align="left"> Chris Douglas </td>
<td align="left"> Sammi Chen </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7591">YARN-7591</a> </td>
<td align="left"> NPE in async-scheduling mode of CapacityScheduler </td>
<td align="left"> Critical </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-7608">YARN-7608</a> </td>
<td align="left"> Incorrect sTarget column causing DataTable warning on RM application and scheduler web page </td>
<td align="left"> Major </td>
<td align="left"> resourcemanager, webapp </td>
<td align="left"> Weiwei Yang </td>
<td align="left"> Gergely Nov&#xe1;k </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12833">HDFS-12833</a> </td>
<td align="left"> Distcp : Update the usage of delete option for dependency with update and overwrite option </td>
<td align="left"> Minor </td>
<td align="left"> distcp, hdfs </td>
<td align="left"> Harshakiran Reddy </td>
<td align="left"> usharani </td></tr>
<tr class="a">
<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="b">
<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="a">
<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="b">
<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="a">
<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="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/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/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-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="a">
<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="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/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="b">
<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="a">
<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="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/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="b">
<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="a">
<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="b">
<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="a">
<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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15151">HADOOP-15151</a> </td>
<td align="left"> MapFile.fix creates a wrong index file in case of block-compressed data file. </td>
<td align="left"> Major </td>
<td align="left"> common </td>
<td align="left"> Grigori Rybkine </td>
<td align="left"> Grigori Rybkine </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-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="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-6868">YARN-6868</a> </td>
<td align="left"> Add test scope to certain entries in hadoop-yarn-server-resourcemanager pom.xml </td>
<td align="left"> Major </td>
<td align="left"> yarn </td>
<td align="left"> Ray Chiang </td>
<td align="left"> Ray Chiang </td></tr>
<tr class="a">
<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="b">
<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="a">
<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="b">
<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="a">
<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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-10453">HDFS-10453</a> </td>
<td align="left"> ReplicationMonitor thread could stuck for long time due to the race between replication and delete of same file in a large cluster. </td>
<td align="left"> Major </td>
<td align="left"> namenode </td>
<td align="left"> He Xiaoqiao </td>
<td align="left"> He Xiaoqiao </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/MAPREDUCE-7053">MAPREDUCE-7053</a> </td>
<td align="left"> Timed out tasks can fail to produce thread dump </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15206">HADOOP-15206</a> </td>
<td align="left"> BZip2 drops and duplicates records when input split size is small </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Aki Tanaka </td>
<td align="left"> Aki Tanaka </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7947">YARN-7947</a> </td>
<td align="left"> Capacity Scheduler intra-queue preemption can NPE for non-schedulable apps </td>
<td align="left"> Major </td>
<td align="left"> capacity scheduler, scheduler preemption </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/YARN-7945">YARN-7945</a> </td>
<td align="left"> Java Doc error in UnmanagedAMPoolManager for branch-2 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Rohith Sharma K S </td>
<td align="left"> Botong Huang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14903">HADOOP-14903</a> </td>
<td align="left"> Add json-smart explicitly to pom.xml </td>
<td align="left"> Major </td>
<td align="left"> common </td>
<td align="left"> Ray Chiang </td>
<td align="left"> Ray Chiang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12781">HDFS-12781</a> </td>
<td align="left"> After Datanode down, In Namenode UI Datanode tab is throwing warning message. </td>
<td align="left"> Major </td>
<td align="left"> datanode </td>
<td align="left"> Harshakiran Reddy </td>
<td align="left"> Brahma Reddy Battula </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12070">HDFS-12070</a> </td>
<td align="left"> Failed block recovery leaves files open indefinitely and at risk for data loss </td>
<td align="left"> Major </td>
<td align="left"> . </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/HADOOP-15251">HADOOP-15251</a> </td>
<td align="left"> Backport HADOOP-13514 (surefire upgrade) to branch-2 </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Chris Douglas </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-15275">HADOOP-15275</a> </td>
<td align="left"> Incorrect javadoc for return type of RetryPolicy#shouldRetry </td>
<td align="left"> Minor </td>
<td align="left"> documentation </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/YARN-7511">YARN-7511</a> </td>
<td align="left"> NPE in ContainerLocalizer when localization failed for running container </td>
<td align="left"> Major </td>
<td align="left"> nodemanager </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/MAPREDUCE-7023">MAPREDUCE-7023</a> </td>
<td align="left"> TestHadoopArchiveLogs.testCheckFilesAndSeedApps fails on rerun </td>
<td align="left"> Minor </td>
<td align="left"> test </td>
<td align="left"> Gergely Nov&#xe1;k </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/HADOOP-15283">HADOOP-15283</a> </td>
<td align="left"> Upgrade from findbugs 3.0.1 to spotbugs 3.1.2 in branch-2 to fix docker image build </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Xiao Chen </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-7736">YARN-7736</a> </td>
<td align="left"> Fix itemization in YARN federation document </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Akira Ajisaka </td>
<td align="left"> Sen Zhao </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13164">HDFS-13164</a> </td>
<td align="left"> File not closed if streamer fail with DSQuotaExceededException </td>
<td align="left"> Major </td>
<td align="left"> hdfs-client </td>
<td align="left"> Xiao Chen </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-13109">HDFS-13109</a> </td>
<td align="left"> Support fully qualified hdfs path in EZ commands </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> Hanisha Koneru </td>
<td align="left"> Hanisha Koneru </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-6930">MAPREDUCE-6930</a> </td>
<td align="left"> mapreduce.map.cpu.vcores and mapreduce.reduce.cpu.vcores are both present twice in mapred-default.xml </td>
<td align="left"> Major </td>
<td align="left"> mrv2 </td>
<td align="left"> Daniel Templeton </td>
<td align="left"> Sen Zhao </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12156">HDFS-12156</a> </td>
<td align="left"> TestFSImage fails without -Pnative </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> Akira Ajisaka </td>
<td align="left"> Akira Ajisaka </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7636">YARN-7636</a> </td>
<td align="left"> Re-reservation count may overflow when cluster resource exhausted for a long time </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/HDFS-12886">HDFS-12886</a> </td>
<td align="left"> Ignore minReplication for block recovery </td>
<td align="left"> Major </td>
<td align="left"> hdfs, namenode </td>
<td align="left"> Lukas Majercak </td>
<td align="left"> Lukas Majercak </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13296">HDFS-13296</a> </td>
<td align="left"> GenericTestUtils generates paths with drive letter in Windows and fail webhdfs related test cases </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Xiao Liang </td>
<td align="left"> Xiao Liang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13268">HDFS-13268</a> </td>
<td align="left"> TestWebHdfsFileContextMainOperations fails on Windows </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> Xiao Liang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-8054">YARN-8054</a> </td>
<td align="left"> Improve robustness of the LocalDirsHandlerService MonitoringTimerTask thread </td>
<td align="left"> Major </td>
<td align="left"> . </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-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>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13195">HDFS-13195</a> </td>
<td align="left"> DataNode conf page cannot display the current value after reconfig </td>
<td align="left"> Minor </td>
<td align="left"> datanode </td>
<td align="left"> maobaolong </td>
<td align="left"> maobaolong </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15320">HADOOP-15320</a> </td>
<td align="left"> Remove customized getFileBlockLocations for hadoop-azure and hadoop-azure-datalake </td>
<td align="left"> Major </td>
<td align="left"> fs/adl, fs/azure </td>
<td align="left"> shanyu zhao </td>
<td align="left"> shanyu zhao </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-12862">HADOOP-12862</a> </td>
<td align="left"> LDAP Group Mapping over SSL can not specify trust store </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Wei-Chiu Chuang </td>
<td align="left"> Wei-Chiu Chuang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13427">HDFS-13427</a> </td>
<td align="left"> Fix the section titles of transparent encryption document </td>
<td align="left"> Minor </td>
<td align="left"> documentation </td>
<td align="left"> Akira Ajisaka </td>
<td align="left"> Akira Ajisaka </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-7073">MAPREDUCE-7073</a> </td>
<td align="left"> Optimize TokenCache#obtainTokensForNamenodesInternal </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Bibin A Chundatt </td>
<td align="left"> Bibin A Chundatt </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/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-13481">HADOOP-13481</a> </td>
<td align="left"> User end documents for Aliyun OSS FileSystem </td>
<td align="left"> Minor </td>
<td align="left"> fs, 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/HADOOP-13591">HADOOP-13591</a> </td>
<td align="left"> Unit test failure in TestOSSContractGetFileStatus and TestOSSContractRootDir </td>
<td align="left"> Major </td>
<td align="left"> fs, fs/oss </td>
<td align="left"> Genmao Yu </td>
<td align="left"> Genmao Yu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13624">HADOOP-13624</a> </td>
<td align="left"> Rename TestAliyunOSSContractDispCp </td>
<td align="left"> Major </td>
<td align="left"> fs, fs/oss </td>
<td align="left"> Kai Zheng </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-14065">HADOOP-14065</a> </td>
<td align="left"> AliyunOSS: oss directory filestatus should use meta time </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> Fei Hui </td>
<td align="left"> Fei Hui </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13768">HADOOP-13768</a> </td>
<td align="left"> AliyunOSS: handle the failure in the batch delete operation `deleteDirs`. </td>
<td align="left"> Major </td>
<td align="left"> fs </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-14069">HADOOP-14069</a> </td>
<td align="left"> AliyunOSS: listStatus returns wrong file info </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> Fei Hui </td>
<td align="left"> Fei Hui </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-13769">HADOOP-13769</a> </td>
<td align="left"> AliyunOSS: update oss sdk version </td>
<td align="left"> Major </td>
<td align="left"> fs, 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/HADOOP-14072">HADOOP-14072</a> </td>
<td align="left"> AliyunOSS: Failed to read from stream when seek beyond the download size </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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14192">HADOOP-14192</a> </td>
<td align="left"> Aliyun OSS FileSystem contract test should implement getTestBaseDir() </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> Mingliang Liu </td>
<td align="left"> Mingliang Liu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14194">HADOOP-14194</a> </td>
<td align="left"> Aliyun OSS should not use empty endpoint as default </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> Mingliang Liu </td>
<td align="left"> Genmao Yu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14787">HADOOP-14787</a> </td>
<td align="left"> AliyunOSS: Implement the `createNonRecursive` operator </td>
<td align="left"> Major </td>
<td align="left"> fs, 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/HADOOP-14649">HADOOP-14649</a> </td>
<td align="left"> Update aliyun-sdk-oss version to 2.8.1 </td>
<td align="left"> Major </td>
<td align="left"> fs/oss </td>
<td align="left"> Ray Chiang </td>
<td align="left"> Genmao Yu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14799">HADOOP-14799</a> </td>
<td align="left"> Update nimbus-jose-jwt to 4.41.1 </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Ray Chiang </td>
<td align="left"> Ray Chiang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14997">HADOOP-14997</a> </td>
<td align="left"> Add hadoop-aliyun as dependency of hadoop-cloud-storage </td>
<td align="left"> Minor </td>
<td align="left"> fs/oss </td>
<td align="left"> Genmao Yu </td>
<td align="left"> Genmao Yu </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/YARN-7430">YARN-7430</a> </td>
<td align="left"> Enable user re-mapping for Docker containers by default </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/YARN-6128">YARN-6128</a> </td>
<td align="left"> Add support for AMRMProxy HA </td>
<td align="left"> Major </td>
<td align="left"> amrmproxy, nodemanager </td>
<td align="left"> Subru Krishnan </td>
<td align="left"> Botong Huang </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-7587">YARN-7587</a> </td>
<td align="left"> Skip dispatching opportunistic containers to nodes whose queue is already full </td>
<td align="left"> Major </td>
<td align="left"> . </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-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-6704">YARN-6704</a> </td>
<td align="left"> Add support for work preserving NM restart when FederationInterceptor is enabled in AMRMProxyService </td>
<td align="left"> Major </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/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-7630">YARN-7630</a> </td>
<td align="left"> Fix AMRMToken rollover handling in AMRMProxy </td>
<td align="left"> Minor </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/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/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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15156">HADOOP-15156</a> </td>
<td align="left"> backport HADOOP-15086 rename fix to branch-2 </td>
<td align="left"> Major </td>
<td align="left"> fs/azure </td>
<td align="left"> Thomas Marquardt </td>
<td align="left"> Thomas Marquardt </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/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-13068">HDFS-13068</a> </td>
<td align="left"> RBF: Add router admin option to manage safe mode </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </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-13119">HDFS-13119</a> </td>
<td align="left"> RBF: Manage unavailable clusters </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </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-13187">HDFS-13187</a> </td>
<td align="left"> RBF: Fix Routers information shown in the web UI </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-13184">HDFS-13184</a> </td>
<td align="left"> RBF: Improve the unit test TestRouterRPCClientRetries </td>
<td align="left"> Minor </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/HDFS-13199">HDFS-13199</a> </td>
<td align="left"> RBF: Fix the hdfs router page missing label icon issue </td>
<td align="left"> Major </td>
<td align="left"> federation, hdfs </td>
<td align="left"> maobaolong </td>
<td align="left"> maobaolong </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13214">HDFS-13214</a> </td>
<td align="left"> RBF: Complete document of Router configuration </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Tao Jie </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-13230">HDFS-13230</a> </td>
<td align="left"> RBF: ConnectionManager&#x2019;s cleanup task will compare each pool&#x2019;s own active conns with its total conns </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Wei Yan </td>
<td align="left"> Chao Sun </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13233">HDFS-13233</a> </td>
<td align="left"> RBF: MountTableResolver doesn&#x2019;t return the correct mount point of the given path </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> wangzhiyuan </td>
<td align="left"> wangzhiyuan </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13212">HDFS-13212</a> </td>
<td align="left"> RBF: Fix router location cache issue </td>
<td align="left"> Major </td>
<td align="left"> federation, hdfs </td>
<td align="left"> Weiwei Wu </td>
<td align="left"> Weiwei Wu </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13232">HDFS-13232</a> </td>
<td align="left"> RBF: ConnectionPool should return first usable connection </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Wei Yan </td>
<td align="left"> Ekanth Sethuramalingam </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13240">HDFS-13240</a> </td>
<td align="left"> RBF: Update some inaccurate document descriptions </td>
<td align="left"> Minor </td>
<td align="left"> . </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-11399">HDFS-11399</a> </td>
<td align="left"> Many tests fails in Windows due to injecting disk failures </td>
<td align="left"> Major </td>
<td align="left"> . </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/HDFS-13241">HDFS-13241</a> </td>
<td align="left"> RBF: TestRouterSafemode failed if the port 8888 is in use </td>
<td align="left"> Major </td>
<td align="left"> hdfs, test </td>
<td align="left"> maobaolong </td>
<td align="left"> maobaolong </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13253">HDFS-13253</a> </td>
<td align="left"> RBF: Quota management incorrect parent-child relationship judgement </td>
<td align="left"> Major </td>
<td align="left"> . </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/HDFS-13226">HDFS-13226</a> </td>
<td align="left"> RBF: Throw the exception if mount table entry validated failed </td>
<td align="left"> Major </td>
<td align="left"> hdfs </td>
<td align="left"> maobaolong </td>
<td align="left"> maobaolong </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-15308">HADOOP-15308</a> </td>
<td align="left"> TestConfiguration fails on Windows because of paths </td>
<td align="left"> Major </td>
<td align="left"> test </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> Xiao Liang </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12773">HDFS-12773</a> </td>
<td align="left"> RBF: Improve State Store FS implementation </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-13198">HDFS-13198</a> </td>
<td align="left"> RBF: RouterHeartbeatService throws out CachedStateStore related exceptions when starting router </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/HDFS-13224">HDFS-13224</a> </td>
<td align="left"> RBF: Resolvers to support mount points across multiple subclusters </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/HADOOP-15262">HADOOP-15262</a> </td>
<td align="left"> AliyunOSS: move files under a directory in parallel when rename a directory </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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13215">HDFS-13215</a> </td>
<td align="left"> RBF: Move Router to its own module </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </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-13250">HDFS-13250</a> </td>
<td align="left"> RBF: Router to manage requests across multiple subclusters </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-13318">HDFS-13318</a> </td>
<td align="left"> RBF: Fix FindBugs in hadoop-hdfs-rbf </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </td>
<td align="left"> Ekanth Sethuramalingam </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-12792">HDFS-12792</a> </td>
<td align="left"> RBF: Test Router-based federation using HDFSContract </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-12512">HDFS-12512</a> </td>
<td align="left"> RBF: Add WebHDFS </td>
<td align="left"> Major </td>
<td align="left"> fs </td>
<td align="left"> &#xcd;&#xf1;igo Goiri </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-13291">HDFS-13291</a> </td>
<td align="left"> RBF: Implement available space based OrderResolver </td>
<td align="left"> Major </td>
<td align="left"> . </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/HDFS-13204">HDFS-13204</a> </td>
<td align="left"> RBF: Optimize name service safe mode icon </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> liuhongtong </td>
<td align="left"> liuhongtong </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13352">HDFS-13352</a> </td>
<td align="left"> RBF: Add xsl stylesheet for hdfs-rbf-default.xml </td>
<td align="left"> Major </td>
<td align="left"> documentation </td>
<td align="left"> Takanobu Asanuma </td>
<td align="left"> Takanobu Asanuma </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-8010">YARN-8010</a> </td>
<td align="left"> Add config in FederationRMFailoverProxy to not bypass facade cache when failing over </td>
<td align="left"> Minor </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/HDFS-13347">HDFS-13347</a> </td>
<td align="left"> RBF: Cache datanode reports </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/HDFS-13289">HDFS-13289</a> </td>
<td align="left"> RBF: TestConnectionManager#testCleanup() test case need correction </td>
<td align="left"> Minor </td>
<td align="left"> . </td>
<td align="left"> Dibyendu Karmakar </td>
<td align="left"> Dibyendu Karmakar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-13364">HDFS-13364</a> </td>
<td align="left"> RBF: Support NamenodeProtocol in 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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14651">HADOOP-14651</a> </td>
<td align="left"> Update okhttp version to 2.7.5 </td>
<td align="left"> Major </td>
<td align="left"> fs/adl </td>
<td align="left"> Ray Chiang </td>
<td align="left"> Ray Chiang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-14999">HADOOP-14999</a> </td>
<td align="left"> AliyunOSS: provide one asynchronous multi-part based uploading mechanism </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="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/YARN-7810">YARN-7810</a> </td>
<td align="left"> TestDockerContainerRuntime test failures due to UID lookup of a non-existent user </td>
<td align="left"> Major </td>
<td align="left"> . </td>
<td align="left"> Shane Kumpf </td>
<td align="left"> Shane Kumpf </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>
</tbody>
</table></div></div>
</div>
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