http://git-wip-us.apache.org/repos/asf/hadoop/blob/d759b4bd/hadoop-common-project/hadoop-common/src/site/markdown/release/2.5.0/CHANGES.2.5.0.md ---------------------------------------------------------------------- diff --git a/hadoop-common-project/hadoop-common/src/site/markdown/release/2.5.0/CHANGES.2.5.0.md b/hadoop-common-project/hadoop-common/src/site/markdown/release/2.5.0/CHANGES.2.5.0.md new file mode 100644 index 0000000..82f8878 --- /dev/null +++ b/hadoop-common-project/hadoop-common/src/site/markdown/release/2.5.0/CHANGES.2.5.0.md @@ -0,0 +1,551 @@ + +<!--- +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +--> +# Apache Hadoop Changelog + +## Release 2.5.0 - 2014-08-11 + +### INCOMPATIBLE CHANGES: + +| JIRA | Summary | Priority | Component | Reporter | Contributor | +|:---- |:---- | :--- |:---- |:---- |:---- | +| [HDFS-6168](https://issues.apache.org/jira/browse/HDFS-6168) | Remove deprecated methods in DistributedFileSystem | Major | hdfs-client | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | +| [HDFS-6164](https://issues.apache.org/jira/browse/HDFS-6164) | Remove lsr in OfflineImageViewer | Major | tools | Haohui Mai | Haohui Mai | +| [HDFS-6153](https://issues.apache.org/jira/browse/HDFS-6153) | Document "fileId" and "childrenNum" fields in the FileStatus Json schema | Minor | documentation, webhdfs | Akira AJISAKA | Akira AJISAKA | +| [MAPREDUCE-5777](https://issues.apache.org/jira/browse/MAPREDUCE-5777) | Support utf-8 text with BOM (byte order marker) | Major | . | bc Wong | zhihai xu | +| [YARN-2107](https://issues.apache.org/jira/browse/YARN-2107) | Refactor timeline classes into server.timeline package | Major | . | Vinod Kumar Vavilapalli | Vinod Kumar Vavilapalli | + + +### NEW FEATURES: + +| JIRA | Summary | Priority | Component | Reporter | Contributor | +|:---- |:---- | :--- |:---- |:---- |:---- | +| [HADOOP-10514](https://issues.apache.org/jira/browse/HADOOP-10514) | Common side changes to support HDFS extended attributes (HDFS-2006) | Major | fs | Uma Maheswara Rao G | Yi Liu | +| [HADOOP-10498](https://issues.apache.org/jira/browse/HADOOP-10498) | Add support for proxy server | Major | util | Daryn Sharp | Daryn Sharp | +| [HADOOP-9704](https://issues.apache.org/jira/browse/HADOOP-9704) | Write metrics sink plugin for Hadoop/Graphite | Major | . | Chu Tong | | +| [HDFS-6435](https://issues.apache.org/jira/browse/HDFS-6435) | Add support for specifying a static uid/gid mapping for the NFS gateway | Major | nfs | Aaron T. Myers | Aaron T. Myers | +| [HDFS-6406](https://issues.apache.org/jira/browse/HDFS-6406) | Add capability for NFS gateway to reject connections from unprivileged ports | Major | nfs | Aaron T. Myers | Aaron T. Myers | +| [HDFS-6281](https://issues.apache.org/jira/browse/HDFS-6281) | Provide option to use the NFS Gateway without having to use the Hadoop portmapper | Major | nfs | Aaron T. Myers | Aaron T. Myers | +| [YARN-1864](https://issues.apache.org/jira/browse/YARN-1864) | Fair Scheduler Dynamic Hierarchical User Queues | Major | scheduler | Ashwin Shankar | Ashwin Shankar | + + +### IMPROVEMENTS: + +| JIRA | Summary | Priority | Component | Reporter | Contributor | +|:---- |:---- | :--- |:---- |:---- |:---- | +| [HADOOP-10896](https://issues.apache.org/jira/browse/HADOOP-10896) | Update compatibility doc to capture visibility of un-annotated classes/ methods | Blocker | documentation | Karthik Kambatla | Karthik Kambatla | +| [HADOOP-10782](https://issues.apache.org/jira/browse/HADOOP-10782) | Typo in DataChecksum classs | Trivial | . | Jingguo Yao | Jingguo Yao | +| [HADOOP-10767](https://issues.apache.org/jira/browse/HADOOP-10767) | Clean up unused code in Ls shell command. | Trivial | fs | Chris Nauroth | Chris Nauroth | +| [HADOOP-10747](https://issues.apache.org/jira/browse/HADOOP-10747) | Support configurable retries on SASL connection failures in RPC client. | Minor | ipc | Chris Nauroth | Chris Nauroth | +| [HADOOP-10691](https://issues.apache.org/jira/browse/HADOOP-10691) | Improve the readability of 'hadoop fs -help' | Minor | tools | Lei (Eddy) Xu | Lei (Eddy) Xu | +| [HADOOP-10688](https://issues.apache.org/jira/browse/HADOOP-10688) | Expose thread-level FileSystem StatisticsData | Major | fs | Sandy Ryza | Sandy Ryza | +| [HADOOP-10674](https://issues.apache.org/jira/browse/HADOOP-10674) | Rewrite the PureJavaCrc32 loop for performance improvement | Major | performance, util | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | +| [HADOOP-10666](https://issues.apache.org/jira/browse/HADOOP-10666) | Remove Copyright /d/d/d/d Apache Software Foundation from the source files license header | Minor | documentation | Henry Saputra | Henry Saputra | +| [HADOOP-10665](https://issues.apache.org/jira/browse/HADOOP-10665) | Make Hadoop Authentication Handler loads case in-sensitive | Minor | security | Benoy Antony | Benoy Antony | +| [HADOOP-10618](https://issues.apache.org/jira/browse/HADOOP-10618) | Remove SingleNodeSetup.apt.vm | Minor | documentation | Akira AJISAKA | Akira AJISAKA | +| [HADOOP-10614](https://issues.apache.org/jira/browse/HADOOP-10614) | CBZip2InputStream is not threadsafe | Major | . | Xiangrui Meng | Xiangrui Meng | +| [HADOOP-10572](https://issues.apache.org/jira/browse/HADOOP-10572) | Example NFS mount command must pass noacl as it isn't supported by the server yet | Trivial | nfs | Harsh J | Harsh J | +| [HADOOP-10561](https://issues.apache.org/jira/browse/HADOOP-10561) | Copy command with preserve option should handle Xattrs | Major | fs | Uma Maheswara Rao G | Yi Liu | +| [HADOOP-10557](https://issues.apache.org/jira/browse/HADOOP-10557) | FsShell -cp -pa option for preserving extended ACLs | Major | fs | Akira AJISAKA | Akira AJISAKA | +| [HADOOP-10556](https://issues.apache.org/jira/browse/HADOOP-10556) | Add toLowerCase support to auth\_to\_local rules for service name | Major | security | Alejandro Abdelnur | Alejandro Abdelnur | +| [HADOOP-10549](https://issues.apache.org/jira/browse/HADOOP-10549) | MAX\_SUBST and varPat should be final in Configuration.java | Major | conf | Gera Shegalov | Gera Shegalov | +| [HADOOP-10539](https://issues.apache.org/jira/browse/HADOOP-10539) | Provide backward compatibility for ProxyUsers.authorize() call | Minor | security | Benoy Antony | Benoy Antony | +| [HADOOP-10535](https://issues.apache.org/jira/browse/HADOOP-10535) | Make the retry numbers in ActiveStandbyElector configurable | Minor | . | Jing Zhao | Jing Zhao | +| [HADOOP-10458](https://issues.apache.org/jira/browse/HADOOP-10458) | swifts should throw FileAlreadyExistsException on attempt to overwrite file | Minor | fs | Steve Loughran | Steve Loughran | +| [HADOOP-10454](https://issues.apache.org/jira/browse/HADOOP-10454) | Provide FileContext version of har file system | Major | . | Kihwal Lee | Kihwal Lee | +| [HADOOP-10451](https://issues.apache.org/jira/browse/HADOOP-10451) | Remove unused field and imports from SaslRpcServer | Trivial | security | Benoy Antony | Benoy Antony | +| [HADOOP-10376](https://issues.apache.org/jira/browse/HADOOP-10376) | Refactor refresh\*Protocols into a single generic refreshConfigProtocol | Minor | . | Chris Li | Chris Li | +| [HADOOP-10345](https://issues.apache.org/jira/browse/HADOOP-10345) | Sanitize the the inputs (groups and hosts) for the proxyuser configuration | Minor | security | Benoy Antony | Benoy Antony | +| [HADOOP-10322](https://issues.apache.org/jira/browse/HADOOP-10322) | Add ability to read principal names from a keytab | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-9968](https://issues.apache.org/jira/browse/HADOOP-9968) | ProxyUsers does not work with NetGroups | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-9495](https://issues.apache.org/jira/browse/HADOOP-9495) | Define behaviour of Seekable.seek(), write tests, fix all hadoop implementations for compliance | Major | fs | Steve Loughran | Steve Loughran | +| [HADOOP-9361](https://issues.apache.org/jira/browse/HADOOP-9361) | Strictly define the expected behavior of filesystem APIs and write tests to verify compliance | Blocker | fs, test | Steve Loughran | Steve Loughran | +| [HADOOP-8943](https://issues.apache.org/jira/browse/HADOOP-8943) | Support multiple group mapping providers | Major | security | Kai Zheng | Kai Zheng | +| [HADOOP-6350](https://issues.apache.org/jira/browse/HADOOP-6350) | Documenting Hadoop metrics | Major | documentation, metrics | Hong Tang | Akira AJISAKA | +| [HDFS-6620](https://issues.apache.org/jira/browse/HDFS-6620) | Snapshot docs should specify about preserve options with cp command | Major | namenode | Uma Maheswara Rao G | Stephen Chu | +| [HDFS-6603](https://issues.apache.org/jira/browse/HDFS-6603) | Add XAttr with ACL test | Minor | test | Stephen Chu | Stephen Chu | +| [HDFS-6595](https://issues.apache.org/jira/browse/HDFS-6595) | Configure the maximum threads allowed for balancing on datanodes | Minor | balancer & mover, datanode | Benoy Antony | Benoy Antony | +| [HDFS-6593](https://issues.apache.org/jira/browse/HDFS-6593) | Move SnapshotDiffInfo out of INodeDirectorySnapshottable | Minor | namenode, snapshots | Jing Zhao | Jing Zhao | +| [HDFS-6580](https://issues.apache.org/jira/browse/HDFS-6580) | FSNamesystem.mkdirsInt should call the getAuditFileInfo() wrapper | Major | namenode | Zhilei Xu | Zhilei Xu | +| [HDFS-6578](https://issues.apache.org/jira/browse/HDFS-6578) | add toString method to DatanodeStorage for easier debugging | Major | . | Yongjun Zhang | Yongjun Zhang | +| [HDFS-6558](https://issues.apache.org/jira/browse/HDFS-6558) | Missing '\n' in the description of dfsadmin -rollingUpgrade | Trivial | . | Akira AJISAKA | Chen He | +| [HDFS-6545](https://issues.apache.org/jira/browse/HDFS-6545) | Finalizing rolling upgrade can make NN unavailable for a long duration | Critical | . | Kihwal Lee | Kihwal Lee | +| [HDFS-6529](https://issues.apache.org/jira/browse/HDFS-6529) | Trace logging for RemoteBlockReader2 to identify remote datanode and file being read | Minor | hdfs-client | Anubhav Dhoot | Anubhav Dhoot | +| [HDFS-6528](https://issues.apache.org/jira/browse/HDFS-6528) | Add XAttrs to TestOfflineImageViewer | Minor | test | Stephen Chu | Stephen Chu | +| [HDFS-6507](https://issues.apache.org/jira/browse/HDFS-6507) | Improve DFSAdmin to support HA cluster better | Major | tools | Zesheng Wu | Zesheng Wu | +| [HDFS-6503](https://issues.apache.org/jira/browse/HDFS-6503) | Fix typo of DFSAdmin restoreFailedStorage | Minor | tools | Zesheng Wu | Zesheng Wu | +| [HDFS-6499](https://issues.apache.org/jira/browse/HDFS-6499) | Use NativeIO#renameTo instead of File#renameTo in FileJournalManager | Major | namenode | Yongjun Zhang | Yongjun Zhang | +| [HDFS-6492](https://issues.apache.org/jira/browse/HDFS-6492) | Support create-time xattrs and atomically setting multiple xattrs | Major | namenode | Andrew Wang | Andrew Wang | +| [HDFS-6463](https://issues.apache.org/jira/browse/HDFS-6463) | Clarify behavior of AclStorage#createFsPermissionForExtendedAcl in comments. | Trivial | namenode | Aaron T. Myers | Chris Nauroth | +| [HDFS-6460](https://issues.apache.org/jira/browse/HDFS-6460) | Ignore stale and decommissioned nodes in NetworkTopology#sortByDistance | Minor | . | Yongjun Zhang | Yongjun Zhang | +| [HDFS-6453](https://issues.apache.org/jira/browse/HDFS-6453) | use Time#monotonicNow to avoid system clock reset | Major | datanode, namenode | Liang Xie | Liang Xie | +| [HDFS-6448](https://issues.apache.org/jira/browse/HDFS-6448) | BlockReaderLocalLegacy should set socket timeout based on conf.socketTimeout | Major | hdfs-client | Liang Xie | Liang Xie | +| [HDFS-6447](https://issues.apache.org/jira/browse/HDFS-6447) | balancer should timestamp the completion message | Trivial | balancer & mover | Allen Wittenauer | Juan Yu | +| [HDFS-6442](https://issues.apache.org/jira/browse/HDFS-6442) | Fix TestEditLogAutoroll and TestStandbyCheckpoints failure caused by port conficts | Minor | test | Zesheng Wu | Zesheng Wu | +| [HDFS-6433](https://issues.apache.org/jira/browse/HDFS-6433) | Replace BytesMoved class with AtomicLong | Major | balancer & mover | Benoy Antony | Benoy Antony | +| [HDFS-6432](https://issues.apache.org/jira/browse/HDFS-6432) | Add snapshot related APIs to webhdfs | Major | namenode, webhdfs | Suresh Srinivas | Jing Zhao | +| [HDFS-6416](https://issues.apache.org/jira/browse/HDFS-6416) | Use Time#monotonicNow in OpenFileCtx and OpenFileCtxCatch to avoid system clock bugs | Minor | nfs | Brandon Li | Abhiraj Butala | +| [HDFS-6403](https://issues.apache.org/jira/browse/HDFS-6403) | Add metrics for log warnings reported by JVM pauses | Major | datanode, namenode | Yongjun Zhang | Yongjun Zhang | +| [HDFS-6396](https://issues.apache.org/jira/browse/HDFS-6396) | Remove support for ACL feature from INodeSymlink | Minor | . | Andrew Wang | Charles Lamb | +| [HDFS-6375](https://issues.apache.org/jira/browse/HDFS-6375) | Listing extended attributes with the search permission | Major | namenode | Andrew Wang | Charles Lamb | +| [HDFS-6369](https://issues.apache.org/jira/browse/HDFS-6369) | Document that BlockReader#available() can return more bytes than are remaining in the block | Trivial | . | Ted Yu | Ted Yu | +| [HDFS-6356](https://issues.apache.org/jira/browse/HDFS-6356) | Fix typo in DatanodeLayoutVersion | Trivial | datanode | Tulasi G | Tulasi G | +| [HDFS-6334](https://issues.apache.org/jira/browse/HDFS-6334) | Client failover proxy provider for IP failover based NN HA | Major | . | Kihwal Lee | Kihwal Lee | +| [HDFS-6304](https://issues.apache.org/jira/browse/HDFS-6304) | Consolidate the logic of path resolution in FSDirectory | Major | namenode | Haohui Mai | Haohui Mai | +| [HDFS-6297](https://issues.apache.org/jira/browse/HDFS-6297) | Add CLI testcases to reflect new features of dfs and dfsadmin | Major | test | Dasha Boudnik | Dasha Boudnik | +| [HDFS-6295](https://issues.apache.org/jira/browse/HDFS-6295) | Add "decommissioning" state and node state filtering to dfsadmin | Major | . | Andrew Wang | Andrew Wang | +| [HDFS-6282](https://issues.apache.org/jira/browse/HDFS-6282) | re-add testIncludeByRegistrationName | Minor | test | Colin Patrick McCabe | Colin Patrick McCabe | +| [HDFS-6279](https://issues.apache.org/jira/browse/HDFS-6279) | Create new index page for JN / DN | Major | . | Haohui Mai | Haohui Mai | +| [HDFS-6278](https://issues.apache.org/jira/browse/HDFS-6278) | Create HTML5-based UI for SNN | Major | . | Haohui Mai | Haohui Mai | +| [HDFS-6273](https://issues.apache.org/jira/browse/HDFS-6273) | Config options to allow wildcard endpoints for namenode HTTP and HTTPS servers | Major | namenode | Arpit Agarwal | Arpit Agarwal | +| [HDFS-6269](https://issues.apache.org/jira/browse/HDFS-6269) | NameNode Audit Log should differentiate between webHDFS open and HDFS open. | Major | namenode, webhdfs | Eric Payne | Eric Payne | +| [HDFS-6268](https://issues.apache.org/jira/browse/HDFS-6268) | Better sorting in NetworkTopology#pseudoSortByDistance when no local node is found | Minor | . | Andrew Wang | Andrew Wang | +| [HDFS-6266](https://issues.apache.org/jira/browse/HDFS-6266) | Identify full path for a given INode | Major | snapshots | Jing Zhao | Jing Zhao | +| [HDFS-6256](https://issues.apache.org/jira/browse/HDFS-6256) | Clean up ImageVisitor and SpotCheckImageVisitor | Major | tools | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6225](https://issues.apache.org/jira/browse/HDFS-6225) | Remove the o.a.h.hdfs.server.common.UpgradeStatusReport | Major | . | Haohui Mai | Haohui Mai | +| [HDFS-6191](https://issues.apache.org/jira/browse/HDFS-6191) | Disable quota checks when replaying edit log. | Major | namenode | Kihwal Lee | Kihwal Lee | +| [HDFS-6167](https://issues.apache.org/jira/browse/HDFS-6167) | Relocate the non-public API classes in the hdfs.client package | Major | hdfs-client | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | +| [HDFS-6158](https://issues.apache.org/jira/browse/HDFS-6158) | Clean up dead code for OfflineImageViewer | Major | . | Haohui Mai | Haohui Mai | +| [HDFS-6110](https://issues.apache.org/jira/browse/HDFS-6110) | adding more slow action log in critical write path | Major | datanode | Liang Xie | Liang Xie | +| [HDFS-6109](https://issues.apache.org/jira/browse/HDFS-6109) | let sync\_file\_range() system call run in background | Major | datanode | Liang Xie | Liang Xie | +| [HDFS-6007](https://issues.apache.org/jira/browse/HDFS-6007) | Update documentation about short-circuit local reads | Minor | documentation | Masatake Iwasaki | | +| [HDFS-5693](https://issues.apache.org/jira/browse/HDFS-5693) | Few NN metrics data points were collected via JMX when NN is under heavy load | Major | namenode | Ming Ma | Ming Ma | +| [HDFS-5683](https://issues.apache.org/jira/browse/HDFS-5683) | Better audit log messages for caching operations | Major | namenode | Andrew Wang | Abhiraj Butala | +| [HDFS-5381](https://issues.apache.org/jira/browse/HDFS-5381) | ExtendedBlock#hashCode should use both blockId and block pool ID | Minor | federation | Colin Patrick McCabe | Benoy Antony | +| [HDFS-5196](https://issues.apache.org/jira/browse/HDFS-5196) | Provide more snapshot information in WebUI | Minor | snapshots | Haohui Mai | Shinichi Yamashita | +| [HDFS-5168](https://issues.apache.org/jira/browse/HDFS-5168) | BlockPlacementPolicy does not work for cross node group dependencies | Critical | namenode | Nikola Vujic | Nikola Vujic | +| [HDFS-2949](https://issues.apache.org/jira/browse/HDFS-2949) | HA: Add check to active state transition to prevent operator-induced split brain | Major | ha, namenode | Todd Lipcon | Rushabh S Shah | +| [HDFS-2006](https://issues.apache.org/jira/browse/HDFS-2006) | ability to support storing extended attributes per file | Major | namenode | dhruba borthakur | Yi Liu | +| [MAPREDUCE-5899](https://issues.apache.org/jira/browse/MAPREDUCE-5899) | Support incremental data copy in DistCp | Major | distcp | Jing Zhao | Jing Zhao | +| [MAPREDUCE-5896](https://issues.apache.org/jira/browse/MAPREDUCE-5896) | InputSplits should indicate which locations have the block cached in memory | Major | . | Sandy Ryza | Sandy Ryza | +| [MAPREDUCE-5886](https://issues.apache.org/jira/browse/MAPREDUCE-5886) | Allow wordcount example job to accept multiple input paths. | Minor | examples | Chris Nauroth | Chris Nauroth | +| [MAPREDUCE-5861](https://issues.apache.org/jira/browse/MAPREDUCE-5861) | finishedSubMaps field in LocalContainerLauncher does not need to be volatile | Minor | . | Ted Yu | Tsuyoshi Ozawa | +| [MAPREDUCE-5825](https://issues.apache.org/jira/browse/MAPREDUCE-5825) | Provide diagnostics for reducers killed during ramp down | Major | mr-am | Gera Shegalov | Gera Shegalov | +| [MAPREDUCE-5812](https://issues.apache.org/jira/browse/MAPREDUCE-5812) | Make job context available to OutputCommitter.isRecoverySupported() | Major | mr-am | Mohammad Kamrul Islam | Mohammad Kamrul Islam | +| [MAPREDUCE-5809](https://issues.apache.org/jira/browse/MAPREDUCE-5809) | Enhance distcp to support preserving HDFS ACLs. | Major | distcp | Chris Nauroth | Chris Nauroth | +| [MAPREDUCE-5774](https://issues.apache.org/jira/browse/MAPREDUCE-5774) | Job overview in History UI should list reducer phases in chronological order | Trivial | jobhistoryserver | Gera Shegalov | Gera Shegalov | +| [MAPREDUCE-5402](https://issues.apache.org/jira/browse/MAPREDUCE-5402) | DynamicInputFormat should allow overriding of MAX\_CHUNKS\_TOLERABLE | Major | distcp, mrv2 | David Rosenstrauch | Tsuyoshi Ozawa | +| [MAPREDUCE-5014](https://issues.apache.org/jira/browse/MAPREDUCE-5014) | Extending DistCp through a custom CopyListing is not possible | Major | distcp | Srikanth Sundarrajan | Srikanth Sundarrajan | +| [YARN-2335](https://issues.apache.org/jira/browse/YARN-2335) | Annotate all hadoop-sls APIs as @Private | Minor | . | Wei Yan | Wei Yan | +| [YARN-2300](https://issues.apache.org/jira/browse/YARN-2300) | Document better sample requests for RM web services for submitting apps | Major | documentation | Varun Vasudev | Varun Vasudev | +| [YARN-2195](https://issues.apache.org/jira/browse/YARN-2195) | Clean a piece of code in ResourceRequest | Trivial | . | Wei Yan | Wei Yan | +| [YARN-2159](https://issues.apache.org/jira/browse/YARN-2159) | Better logging in SchedulerNode#allocateContainer | Trivial | resourcemanager | Ray Chiang | Ray Chiang | +| [YARN-2089](https://issues.apache.org/jira/browse/YARN-2089) | FairScheduler: QueuePlacementPolicy and QueuePlacementRule are missing audience annotations | Major | scheduler | Anubhav Dhoot | zhihai xu | +| [YARN-2072](https://issues.apache.org/jira/browse/YARN-2072) | RM/NM UIs and webservices are missing vcore information | Major | nodemanager, resourcemanager, webapp | Nathan Roberts | Nathan Roberts | +| [YARN-2061](https://issues.apache.org/jira/browse/YARN-2061) | Revisit logging levels in ZKRMStateStore | Minor | resourcemanager | Karthik Kambatla | Ray Chiang | +| [YARN-2030](https://issues.apache.org/jira/browse/YARN-2030) | Use StateMachine to simplify handleStoreEvent() in RMStateStore | Major | . | Junping Du | Binglin Chang | +| [YARN-2012](https://issues.apache.org/jira/browse/YARN-2012) | Fair Scheduler: allow default queue placement rule to take an arbitrary queue | Major | scheduler | Ashwin Shankar | Ashwin Shankar | +| [YARN-1987](https://issues.apache.org/jira/browse/YARN-1987) | Wrapper for leveldb DBIterator to aid in handling database exceptions | Major | . | Jason Lowe | Jason Lowe | +| [YARN-1923](https://issues.apache.org/jira/browse/YARN-1923) | Make FairScheduler resource ratio calculations terminate faster | Major | fairscheduler | Anubhav Dhoot | Anubhav Dhoot | +| [YARN-1889](https://issues.apache.org/jira/browse/YARN-1889) | In Fair Scheduler, avoid creating objects on each call to AppSchedulable comparator | Minor | scheduler | Hong Zhiguo | Hong Zhiguo | +| [YARN-1870](https://issues.apache.org/jira/browse/YARN-1870) | FileInputStream is not closed in ProcfsBasedProcessTree#constructProcessSMAPInfo() | Minor | resourcemanager | Ted Yu | Fengdong Yu | +| [YARN-1845](https://issues.apache.org/jira/browse/YARN-1845) | Elapsed time for failed tasks that never started is wrong | Major | . | Rushabh S Shah | Rushabh S Shah | +| [YARN-1751](https://issues.apache.org/jira/browse/YARN-1751) | Improve MiniYarnCluster for log aggregation testing | Major | nodemanager | Ming Ma | Ming Ma | +| [YARN-1561](https://issues.apache.org/jira/browse/YARN-1561) | Fix a generic type warning in FairScheduler | Minor | scheduler | Junping Du | Chen He | +| [YARN-1479](https://issues.apache.org/jira/browse/YARN-1479) | Invalid NaN values in Hadoop REST API JSON response | Major | . | Kendall Thrapp | Chen He | +| [YARN-1424](https://issues.apache.org/jira/browse/YARN-1424) | RMAppAttemptImpl should return the DummyApplicationResourceUsageReport for all invalid accesses | Minor | resourcemanager | Sandy Ryza | Ray Chiang | +| [YARN-614](https://issues.apache.org/jira/browse/YARN-614) | Separate AM failures from hardware failure or YARN error and do not count them to AM retry count | Major | resourcemanager | Bikas Saha | Xuan Gong | +| [YARN-483](https://issues.apache.org/jira/browse/YARN-483) | Improve documentation on log aggregation in yarn-default.xml | Major | documentation | Sandy Ryza | Akira AJISAKA | + + +### BUG FIXES: + +| JIRA | Summary | Priority | Component | Reporter | Contributor | +|:---- |:---- | :--- |:---- |:---- |:---- | +| [HADOOP-10910](https://issues.apache.org/jira/browse/HADOOP-10910) | Increase findbugs maxHeap size | Blocker | . | Andrew Wang | Andrew Wang | +| [HADOOP-10890](https://issues.apache.org/jira/browse/HADOOP-10890) | TestDFVariations.testMount fails intermittently | Major | . | Yongjun Zhang | Yongjun Zhang | +| [HADOOP-10872](https://issues.apache.org/jira/browse/HADOOP-10872) | TestPathData fails intermittently with "Mkdirs failed to create d1" | Major | fs | Yongjun Zhang | Yongjun Zhang | +| [HADOOP-10801](https://issues.apache.org/jira/browse/HADOOP-10801) | Fix dead link in site.xml | Major | documentation | Akira AJISAKA | Akira AJISAKA | +| [HADOOP-10746](https://issues.apache.org/jira/browse/HADOOP-10746) | TestSocketIOWithTimeout#testSocketIOWithTimeout fails on Power PC | Major | test | Jinghui Wang | Jinghui Wang | +| [HADOOP-10739](https://issues.apache.org/jira/browse/HADOOP-10739) | Renaming a file into a directory containing the same filename results in a confusing I/O error | Major | fs | Jason Lowe | Chang Li | +| [HADOOP-10737](https://issues.apache.org/jira/browse/HADOOP-10737) | S3n silent failure on copy, data loss on rename | Major | fs/s3 | Gian Merlino | Steve Loughran | +| [HADOOP-10716](https://issues.apache.org/jira/browse/HADOOP-10716) | Cannot use more than 1 har filesystem | Critical | conf, fs | Daryn Sharp | Rushabh S Shah | +| [HADOOP-10711](https://issues.apache.org/jira/browse/HADOOP-10711) | Cleanup some extra dependencies from hadoop-auth | Major | security | Robert Kanter | Robert Kanter | +| [HADOOP-10710](https://issues.apache.org/jira/browse/HADOOP-10710) | hadoop.auth cookie is not properly constructed according to RFC2109 | Major | security | Alejandro Abdelnur | Juan Yu | +| [HADOOP-10702](https://issues.apache.org/jira/browse/HADOOP-10702) | KerberosAuthenticationHandler does not log the principal names correctly | Minor | security | Benoy Antony | Benoy Antony | +| [HADOOP-10701](https://issues.apache.org/jira/browse/HADOOP-10701) | NFS should not validate the access premission only based on the user's primary group | Major | nfs | Premchandra Preetham Kukillaya | Harsh J | +| [HADOOP-10699](https://issues.apache.org/jira/browse/HADOOP-10699) | Fix build native library on mac osx | Major | . | Kirill A. Korinskiy | Binglin Chang | +| [HADOOP-10686](https://issues.apache.org/jira/browse/HADOOP-10686) | Writables are not always configured | Major | . | Abraham Elmahrek | Abraham Elmahrek | +| [HADOOP-10683](https://issues.apache.org/jira/browse/HADOOP-10683) | Users authenticated with KERBEROS are recorded as being authenticated with SIMPLE | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10678](https://issues.apache.org/jira/browse/HADOOP-10678) | SecurityUtil has unnecessary synchronization on collection used for only tests | Minor | security | Benoy Antony | Benoy Antony | +| [HADOOP-10664](https://issues.apache.org/jira/browse/HADOOP-10664) | TestNetUtils.testNormalizeHostName fails | Major | . | Chen He | Aaron T. Myers | +| [HADOOP-10660](https://issues.apache.org/jira/browse/HADOOP-10660) | GraphiteSink should implement Closeable | Major | . | Ted Yu | Chen He | +| [HADOOP-10658](https://issues.apache.org/jira/browse/HADOOP-10658) | SSLFactory expects truststores being configured | Major | security | Alejandro Abdelnur | Alejandro Abdelnur | +| [HADOOP-10657](https://issues.apache.org/jira/browse/HADOOP-10657) | Have RetryInvocationHandler log failover attempt at INFO level | Major | . | Ming Ma | Ming Ma | +| [HADOOP-10656](https://issues.apache.org/jira/browse/HADOOP-10656) | The password keystore file is not picked by LDAP group mapping | Major | security | Brandon Li | Brandon Li | +| [HADOOP-10647](https://issues.apache.org/jira/browse/HADOOP-10647) | String Format Exception in SwiftNativeFileSystemStore.java | Minor | fs/swift | Gene Kim | Gene Kim | +| [HADOOP-10639](https://issues.apache.org/jira/browse/HADOOP-10639) | FileBasedKeyStoresFactory initialization is not using default for SSL\_REQUIRE\_CLIENT\_CERT\_KEY | Major | security | Alejandro Abdelnur | Alejandro Abdelnur | +| [HADOOP-10638](https://issues.apache.org/jira/browse/HADOOP-10638) | Updating hadoop-daemon.sh to work as expected when nfs is started as a privileged user. | Major | nfs | Manikandan Narayanaswamy | Manikandan Narayanaswamy | +| [HADOOP-10630](https://issues.apache.org/jira/browse/HADOOP-10630) | Possible race condition in RetryInvocationHandler | Major | . | Jing Zhao | Jing Zhao | +| [HADOOP-10625](https://issues.apache.org/jira/browse/HADOOP-10625) | Configuration: names should be trimmed when putting/getting to properties | Major | conf | Wangda Tan | Wangda Tan | +| [HADOOP-10622](https://issues.apache.org/jira/browse/HADOOP-10622) | Shell.runCommand can deadlock | Critical | . | Jason Lowe | Gera Shegalov | +| [HADOOP-10609](https://issues.apache.org/jira/browse/HADOOP-10609) | .gitignore should ignore .orig and .rej files | Major | . | Karthik Kambatla | Karthik Kambatla | +| [HADOOP-10602](https://issues.apache.org/jira/browse/HADOOP-10602) | Documentation has broken "Go Back" hyperlinks. | Trivial | documentation | Chris Nauroth | Akira AJISAKA | +| [HADOOP-10590](https://issues.apache.org/jira/browse/HADOOP-10590) | ServiceAuthorizationManager is not threadsafe | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10589](https://issues.apache.org/jira/browse/HADOOP-10589) | NativeS3FileSystem throw NullPointerException when the file is empty | Major | fs/s3 | shuisheng wei | Steve Loughran | +| [HADOOP-10588](https://issues.apache.org/jira/browse/HADOOP-10588) | Workaround for jetty6 acceptor startup issue | Major | . | Kihwal Lee | Kihwal Lee | +| [HADOOP-10585](https://issues.apache.org/jira/browse/HADOOP-10585) | Retry polices ignore interrupted exceptions | Critical | ipc | Daryn Sharp | Daryn Sharp | +| [HADOOP-10581](https://issues.apache.org/jira/browse/HADOOP-10581) | TestUserGroupInformation#testGetServerSideGroups fails because groups stored in Set and ArrayList are compared | Major | . | Mit Desai | Mit Desai | +| [HADOOP-10568](https://issues.apache.org/jira/browse/HADOOP-10568) | Add s3 server-side encryption | Major | fs/s3 | David S. Wang | David S. Wang | +| [HADOOP-10547](https://issues.apache.org/jira/browse/HADOOP-10547) | Give SaslPropertiesResolver.getDefaultProperties() public scope | Major | security | Jason Dere | Benoy Antony | +| [HADOOP-10543](https://issues.apache.org/jira/browse/HADOOP-10543) | RemoteException's unwrapRemoteException method failed for PathIOException | Major | . | Yongjun Zhang | Yongjun Zhang | +| [HADOOP-10541](https://issues.apache.org/jira/browse/HADOOP-10541) | InputStream in MiniKdc#initKDCServer for minikdc.ldiff is not closed | Minor | test | Ted Yu | Swarnim Kulkarni | +| [HADOOP-10540](https://issues.apache.org/jira/browse/HADOOP-10540) | Datanode upgrade in Windows fails with hardlink error. | Major | tools | Huan Huang | Arpit Agarwal | +| [HADOOP-10533](https://issues.apache.org/jira/browse/HADOOP-10533) | S3 input stream NPEs in MapReduce job | Minor | fs/s3 | Benjamin Kim | Steve Loughran | +| [HADOOP-10531](https://issues.apache.org/jira/browse/HADOOP-10531) | hadoop-config.sh - bug in --hosts argument | Major | . | Sebastien Barrier | Sebastien Barrier | +| [HADOOP-10526](https://issues.apache.org/jira/browse/HADOOP-10526) | Chance for Stream leakage in CompressorStream | Minor | . | SreeHari | Rushabh S Shah | +| [HADOOP-10517](https://issues.apache.org/jira/browse/HADOOP-10517) | InputStream is not closed in two methods of JarFinder | Minor | test, util | Ted Yu | Ted Yu | +| [HADOOP-10508](https://issues.apache.org/jira/browse/HADOOP-10508) | RefreshCallQueue fails when authorization is enabled | Major | ipc | Chris Li | Chris Li | +| [HADOOP-10500](https://issues.apache.org/jira/browse/HADOOP-10500) | TestDoAsEffectiveUser fails on JDK7 due to failure to reset proxy user configuration. | Trivial | security, test | Chris Nauroth | Chris Nauroth | +| [HADOOP-10496](https://issues.apache.org/jira/browse/HADOOP-10496) | Metrics system FileSink can leak file descriptor. | Major | metrics | Chris Nauroth | Chris Nauroth | +| [HADOOP-10495](https://issues.apache.org/jira/browse/HADOOP-10495) | TestFileUtil fails on Windows due to bad permission assertions. | Trivial | fs, test | Chris Nauroth | Chris Nauroth | +| [HADOOP-10489](https://issues.apache.org/jira/browse/HADOOP-10489) | UserGroupInformation#getTokens and UserGroupInformation#addToken can lead to ConcurrentModificationException | Major | . | Jing Zhao | Robert Kanter | +| [HADOOP-10475](https://issues.apache.org/jira/browse/HADOOP-10475) | ConcurrentModificationException in AbstractDelegationTokenSelector.selectToken() | Major | security | Arpit Gupta | Jing Zhao | +| [HADOOP-10468](https://issues.apache.org/jira/browse/HADOOP-10468) | TestMetricsSystemImpl.testMultiThreadedPublish fails intermediately | Blocker | . | Haohui Mai | Akira AJISAKA | +| [HADOOP-10462](https://issues.apache.org/jira/browse/HADOOP-10462) | DF#getFilesystem is not parsing the command output | Major | . | Akira AJISAKA | Akira AJISAKA | +| [HADOOP-10459](https://issues.apache.org/jira/browse/HADOOP-10459) | distcp V2 doesn't preserve root dir's attributes when -p is specified | Major | tools/distcp | Yongjun Zhang | Yongjun Zhang | +| [HADOOP-10419](https://issues.apache.org/jira/browse/HADOOP-10419) | BufferedFSInputStream NPEs on getPos() on a closed stream | Minor | fs | Steve Loughran | Steve Loughran | +| [HADOOP-10418](https://issues.apache.org/jira/browse/HADOOP-10418) | SaslRpcClient should not assume that remote principals are in the default\_realm | Major | security | Aaron T. Myers | Aaron T. Myers | +| [HADOOP-10414](https://issues.apache.org/jira/browse/HADOOP-10414) | Incorrect property name for RefreshUserMappingProtocol in hadoop-policy.xml | Major | conf | Joey Echeverria | Joey Echeverria | +| [HADOOP-10401](https://issues.apache.org/jira/browse/HADOOP-10401) | ShellBasedUnixGroupsMapping#getGroups does not always return primary group first | Major | util | Colin Patrick McCabe | Akira AJISAKA | +| [HADOOP-10378](https://issues.apache.org/jira/browse/HADOOP-10378) | Typo in help printed by hdfs dfs -help | Major | . | Mit Desai | Mit Desai | +| [HADOOP-10350](https://issues.apache.org/jira/browse/HADOOP-10350) | BUILDING.txt should mention openssl dependency required for hadoop-pipes | Major | . | Vinayakumar B | Vinayakumar B | +| [HADOOP-10342](https://issues.apache.org/jira/browse/HADOOP-10342) | Extend UserGroupInformation to return a UGI given a preauthenticated kerberos Subject | Major | security | Larry McCay | Larry McCay | +| [HADOOP-10332](https://issues.apache.org/jira/browse/HADOOP-10332) | HttpServer's jetty audit log always logs 200 OK | Major | . | Daryn Sharp | Jonathan Eagles | +| [HADOOP-10312](https://issues.apache.org/jira/browse/HADOOP-10312) | Shell.ExitCodeException to have more useful toString | Minor | util | Steve Loughran | Steve Loughran | +| [HADOOP-10251](https://issues.apache.org/jira/browse/HADOOP-10251) | Both NameNodes could be in STANDBY State if SNN network is unstable | Critical | ha | Vinayakumar B | Vinayakumar B | +| [HADOOP-10158](https://issues.apache.org/jira/browse/HADOOP-10158) | SPNEGO should work with multiple interfaces/SPNs. | Critical | . | Kihwal Lee | Daryn Sharp | +| [HADOOP-9919](https://issues.apache.org/jira/browse/HADOOP-9919) | Update hadoop-metrics2.properties examples to Yarn | Major | conf | Akira AJISAKA | Akira AJISAKA | +| [HADOOP-9705](https://issues.apache.org/jira/browse/HADOOP-9705) | FsShell cp -p does not preserve directory attibutes | Major | fs | Stephen Chu | Akira AJISAKA | +| [HADOOP-9559](https://issues.apache.org/jira/browse/HADOOP-9559) | When metrics system is restarted MBean names get incorrectly flagged as dupes | Major | metrics | Mostafa Elhemali | Mike Liddell | +| [HADOOP-9555](https://issues.apache.org/jira/browse/HADOOP-9555) | HA functionality that uses ZooKeeper may experience inadvertent TCP RST and miss session expiration event due to bug in client connection management | Major | ha | Chris Nauroth | Chris Nauroth | +| [HADOOP-9099](https://issues.apache.org/jira/browse/HADOOP-9099) | NetUtils.normalizeHostName fails on domains where UnknownHost resolves to an IP address | Minor | test | Ivan Mitic | Ivan Mitic | +| [HDFS-6793](https://issues.apache.org/jira/browse/HDFS-6793) | Missing changes in HftpFileSystem when Reintroduce dfs.http.port / dfs.https.port in branch-2 | Blocker | . | Juan Yu | Juan Yu | +| [HDFS-6752](https://issues.apache.org/jira/browse/HDFS-6752) | Avoid Address bind errors in TestDatanodeConfig#testMemlockLimit | Major | test | Vinayakumar B | Vinayakumar B | +| [HDFS-6723](https://issues.apache.org/jira/browse/HDFS-6723) | New NN webUI no longer displays decommissioned state for dead node | Major | . | Ming Ma | Ming Ma | +| [HDFS-6712](https://issues.apache.org/jira/browse/HDFS-6712) | Document HDFS Multihoming Settings | Major | documentation | Arpit Agarwal | Arpit Agarwal | +| [HDFS-6703](https://issues.apache.org/jira/browse/HDFS-6703) | NFS: Files can be deleted from a read-only mount | Major | nfs | Abhiraj Butala | Srikanth Upputuri | +| [HDFS-6696](https://issues.apache.org/jira/browse/HDFS-6696) | Name node cannot start if the path of a file under construction contains ".snapshot" | Blocker | . | Kihwal Lee | Andrew Wang | +| [HDFS-6680](https://issues.apache.org/jira/browse/HDFS-6680) | BlockPlacementPolicyDefault does not choose favored nodes correctly | Major | namenode | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | +| [HDFS-6647](https://issues.apache.org/jira/browse/HDFS-6647) | Edit log corruption when pipeline recovery occurs for deleted file present in snapshot | Blocker | namenode, snapshots | Aaron T. Myers | Kihwal Lee | +| [HDFS-6632](https://issues.apache.org/jira/browse/HDFS-6632) | Reintroduce dfs.http.port / dfs.https.port in branch-2 | Major | . | Yongjun Zhang | Yongjun Zhang | +| [HDFS-6631](https://issues.apache.org/jira/browse/HDFS-6631) | TestPread#testHedgedReadLoopTooManyTimes fails intermittently. | Major | hdfs-client, test | Chris Nauroth | Liang Xie | +| [HDFS-6622](https://issues.apache.org/jira/browse/HDFS-6622) | Rename and AddBlock may race and produce invalid edits | Blocker | . | Kihwal Lee | Kihwal Lee | +| [HDFS-6618](https://issues.apache.org/jira/browse/HDFS-6618) | FSNamesystem#delete drops the FSN lock between removing INodes from the tree and deleting them from the inode map | Blocker | . | Kihwal Lee | Kihwal Lee | +| [HDFS-6612](https://issues.apache.org/jira/browse/HDFS-6612) | MiniDFSNNTopology#simpleFederatedTopology(int) always hardcode nameservice ID | Minor | . | Juan Yu | Juan Yu | +| [HDFS-6610](https://issues.apache.org/jira/browse/HDFS-6610) | TestShortCircuitLocalRead tests sometimes timeout on slow machines | Minor | test | Charles Lamb | Charles Lamb | +| [HDFS-6604](https://issues.apache.org/jira/browse/HDFS-6604) | The short-circuit cache doesn't correctly time out replicas that haven't been used in a while | Critical | hdfs-client | Giuseppe Reina | Colin Patrick McCabe | +| [HDFS-6601](https://issues.apache.org/jira/browse/HDFS-6601) | Issues in finalizing rolling upgrade when there is a layout version change | Blocker | . | Kihwal Lee | Kihwal Lee | +| [HDFS-6599](https://issues.apache.org/jira/browse/HDFS-6599) | 2.4 addBlock is 10 to 20 times slower compared to 0.23 | Blocker | . | Kihwal Lee | Daryn Sharp | +| [HDFS-6598](https://issues.apache.org/jira/browse/HDFS-6598) | Fix a typo in message issued from explorer.js | Trivial | webhdfs | Yongjun Zhang | Yongjun Zhang | +| [HDFS-6591](https://issues.apache.org/jira/browse/HDFS-6591) | while loop is executed tens of thousands of times in Hedged Read | Major | hdfs-client | LiuLei | Liang Xie | +| [HDFS-6587](https://issues.apache.org/jira/browse/HDFS-6587) | Bug in TestBPOfferService can cause test failure | Major | test | Zhilei Xu | Zhilei Xu | +| [HDFS-6583](https://issues.apache.org/jira/browse/HDFS-6583) | Remove clientNode in FileUnderConstructionFeature | Minor | namenode | Haohui Mai | Haohui Mai | +| [HDFS-6572](https://issues.apache.org/jira/browse/HDFS-6572) | Add an option to the NameNode that prints the software and on-disk image versions | Minor | namenode | Charles Lamb | Charles Lamb | +| [HDFS-6563](https://issues.apache.org/jira/browse/HDFS-6563) | NameNode cannot save fsimage in certain circumstances when snapshots are in use | Critical | namenode, snapshots | Aaron T. Myers | Aaron T. Myers | +| [HDFS-6559](https://issues.apache.org/jira/browse/HDFS-6559) | Fix wrong option "dfsadmin -rollingUpgrade start" in the document | Minor | documentation | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6556](https://issues.apache.org/jira/browse/HDFS-6556) | Refine XAttr permissions | Major | namenode | Yi Liu | Uma Maheswara Rao G | +| [HDFS-6553](https://issues.apache.org/jira/browse/HDFS-6553) | Add missing DeprecationDeltas for NFS Kerberos configurations | Major | nfs | Stephen Chu | Stephen Chu | +| [HDFS-6552](https://issues.apache.org/jira/browse/HDFS-6552) | add DN storage to a BlockInfo will not replace the different storage from same DN | Trivial | namenode | Amir Langer | Amir Langer | +| [HDFS-6551](https://issues.apache.org/jira/browse/HDFS-6551) | Rename with OVERWRITE option may throw NPE when the target file/directory is a reference INode | Major | namenode, snapshots | Jing Zhao | Jing Zhao | +| [HDFS-6549](https://issues.apache.org/jira/browse/HDFS-6549) | Add support for accessing the NFS gateway from the AIX NFS client | Major | nfs | Aaron T. Myers | Aaron T. Myers | +| [HDFS-6539](https://issues.apache.org/jira/browse/HDFS-6539) | test\_native\_mini\_dfs is skipped in hadoop-hdfs/pom.xml | Major | . | Binglin Chang | Binglin Chang | +| [HDFS-6535](https://issues.apache.org/jira/browse/HDFS-6535) | HDFS quota update is wrong when file is appended | Major | namenode | George Wong | George Wong | +| [HDFS-6530](https://issues.apache.org/jira/browse/HDFS-6530) | Fix Balancer documentation | Minor | documentation | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | +| [HDFS-6527](https://issues.apache.org/jira/browse/HDFS-6527) | Edit log corruption due to defered INode removal | Blocker | . | Kihwal Lee | Kihwal Lee | +| [HDFS-6518](https://issues.apache.org/jira/browse/HDFS-6518) | TestCacheDirectives#testExceedsCapacity should take FSN read lock when accessing pendingCached list | Major | . | Yongjun Zhang | Andrew Wang | +| [HDFS-6500](https://issues.apache.org/jira/browse/HDFS-6500) | Snapshot shouldn't be removed silently after renaming to an existing snapshot | Blocker | snapshots | Junping Du | Tsz Wo Nicholas Sze | +| [HDFS-6497](https://issues.apache.org/jira/browse/HDFS-6497) | Make TestAvailableSpaceVolumeChoosingPolicy deterministic | Minor | test | Colin Patrick McCabe | Colin Patrick McCabe | +| [HDFS-6493](https://issues.apache.org/jira/browse/HDFS-6493) | Change dfs.namenode.startup.delay.block.deletion to second instead of millisecond | Trivial | . | Juan Yu | Juan Yu | +| [HDFS-6487](https://issues.apache.org/jira/browse/HDFS-6487) | TestStandbyCheckpoint#testSBNCheckpoints is racy | Major | . | Mit Desai | Mit Desai | +| [HDFS-6475](https://issues.apache.org/jira/browse/HDFS-6475) | WebHdfs clients fail without retry because incorrect handling of StandbyException | Major | ha, webhdfs | Yongjun Zhang | Yongjun Zhang | +| [HDFS-6472](https://issues.apache.org/jira/browse/HDFS-6472) | fix typo in webapps/hdfs/explorer.js | Trivial | . | Juan Yu | Juan Yu | +| [HDFS-6471](https://issues.apache.org/jira/browse/HDFS-6471) | Make moveFromLocal CLI testcases to be non-disruptive | Major | test | Dasha Boudnik | Dasha Boudnik | +| [HDFS-6470](https://issues.apache.org/jira/browse/HDFS-6470) | TestBPOfferService.testBPInitErrorHandling is flaky | Major | . | Andrew Wang | Ming Ma | +| [HDFS-6464](https://issues.apache.org/jira/browse/HDFS-6464) | Support multiple xattr.name parameters for WebHDFS getXAttrs. | Major | webhdfs | Yi Liu | Yi Liu | +| [HDFS-6462](https://issues.apache.org/jira/browse/HDFS-6462) | NFS: fsstat request fails with the secure hdfs | Major | nfs | Yesha Vora | Brandon Li | +| [HDFS-6461](https://issues.apache.org/jira/browse/HDFS-6461) | Use Time#monotonicNow to compute duration in DataNode#shutDown | Trivial | datanode | James Thomas | James Thomas | +| [HDFS-6443](https://issues.apache.org/jira/browse/HDFS-6443) | Fix MiniQJMHACluster related test failures | Minor | test | Zesheng Wu | Zesheng Wu | +| [HDFS-6439](https://issues.apache.org/jira/browse/HDFS-6439) | NFS should not reject NFS requests to the NULL procedure whether port monitoring is enabled or not | Major | nfs | Brandon Li | Aaron T. Myers | +| [HDFS-6438](https://issues.apache.org/jira/browse/HDFS-6438) | DeleteSnapshot should be a DELETE request in WebHdfs | Major | webhdfs | Jing Zhao | Jing Zhao | +| [HDFS-6424](https://issues.apache.org/jira/browse/HDFS-6424) | blockReport doesn't need to invalidate blocks on SBN | Major | . | Ming Ma | Ming Ma | +| [HDFS-6423](https://issues.apache.org/jira/browse/HDFS-6423) | Diskspace quota usage should be updated when appending data to partial block | Major | namenode | Jing Zhao | Jing Zhao | +| [HDFS-6422](https://issues.apache.org/jira/browse/HDFS-6422) | getfattr in CLI doesn't throw exception or return non-0 return code when xattr doesn't exist | Blocker | . | Charles Lamb | Charles Lamb | +| [HDFS-6421](https://issues.apache.org/jira/browse/HDFS-6421) | Fix vecsum.c compile on BSD and some other systems | Major | libhdfs | Jason Lowe | Mit Desai | +| [HDFS-6418](https://issues.apache.org/jira/browse/HDFS-6418) | Regression: DFS\_NAMENODE\_USER\_NAME\_KEY missing in trunk | Blocker | hdfs-client | Steve Loughran | Tsz Wo Nicholas Sze | +| [HDFS-6409](https://issues.apache.org/jira/browse/HDFS-6409) | Fix typo in log message about NameNode layout version upgrade. | Trivial | namenode | Chris Nauroth | Chen He | +| [HDFS-6404](https://issues.apache.org/jira/browse/HDFS-6404) | HttpFS should use a 000 umask for mkdir and create operations | Major | . | Alejandro Abdelnur | Mike Yoder | +| [HDFS-6400](https://issues.apache.org/jira/browse/HDFS-6400) | Cannot execute "hdfs oiv\_legacy" | Critical | tools | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6399](https://issues.apache.org/jira/browse/HDFS-6399) | Add note about setfacl in HDFS permissions guide | Minor | documentation, namenode | Charles Lamb | Chris Nauroth | +| [HDFS-6395](https://issues.apache.org/jira/browse/HDFS-6395) | Skip checking xattr limits for non-user-visible namespaces | Major | namenode | Andrew Wang | Yi Liu | +| [HDFS-6381](https://issues.apache.org/jira/browse/HDFS-6381) | Fix a typo in INodeReference.java | Trivial | documentation | Binglin Chang | Binglin Chang | +| [HDFS-6379](https://issues.apache.org/jira/browse/HDFS-6379) | HTTPFS - Implement ACLs support | Major | . | Alejandro Abdelnur | Mike Yoder | +| [HDFS-6378](https://issues.apache.org/jira/browse/HDFS-6378) | NFS registration should timeout instead of hanging when portmap/rpcbind is not available | Major | nfs | Brandon Li | Abhiraj Butala | +| [HDFS-6370](https://issues.apache.org/jira/browse/HDFS-6370) | Web UI fails to display in intranet under IE | Major | datanode, journal-node, namenode | Haohui Mai | Haohui Mai | +| [HDFS-6367](https://issues.apache.org/jira/browse/HDFS-6367) | EnumSetParam$Domain#parse fails for parameter containing more than one enum. | Major | webhdfs | Yi Liu | Yi Liu | +| [HDFS-6364](https://issues.apache.org/jira/browse/HDFS-6364) | Incorrect check for unknown datanode in Balancer | Major | balancer & mover | Benoy Antony | Benoy Antony | +| [HDFS-6355](https://issues.apache.org/jira/browse/HDFS-6355) | Fix divide-by-zero, improper use of wall-clock time in BlockPoolSliceScanner | Major | . | Colin Patrick McCabe | Colin Patrick McCabe | +| [HDFS-6345](https://issues.apache.org/jira/browse/HDFS-6345) | DFS.listCacheDirectives() should allow filtering based on cache directive ID | Major | caching | Lenni Kuff | Andrew Wang | +| [HDFS-6337](https://issues.apache.org/jira/browse/HDFS-6337) | Setfacl testcase is failing due to dash character in username in TestAclCLI | Major | test | Uma Maheswara Rao G | Uma Maheswara Rao G | +| [HDFS-6312](https://issues.apache.org/jira/browse/HDFS-6312) | WebHdfs HA failover is broken on secure clusters | Blocker | webhdfs | Daryn Sharp | Daryn Sharp | +| [HDFS-6305](https://issues.apache.org/jira/browse/HDFS-6305) | WebHdfs response decoding may throw RuntimeExceptions | Critical | webhdfs | Daryn Sharp | Daryn Sharp | +| [HDFS-6294](https://issues.apache.org/jira/browse/HDFS-6294) | Use INode IDs to avoid conflicts when a file open for write is renamed | Major | namenode | Colin Patrick McCabe | Colin Patrick McCabe | +| [HDFS-6293](https://issues.apache.org/jira/browse/HDFS-6293) | Issues with OIV processing PB-based fsimages | Blocker | . | Kihwal Lee | Kihwal Lee | +| [HDFS-6289](https://issues.apache.org/jira/browse/HDFS-6289) | HA failover can fail if there are pending DN messages for DNs which no longer exist | Critical | ha | Aaron T. Myers | Aaron T. Myers | +| [HDFS-6288](https://issues.apache.org/jira/browse/HDFS-6288) | DFSInputStream Pread doesn't update ReadStatistics | Minor | . | Juan Yu | Juan Yu | +| [HDFS-6270](https://issues.apache.org/jira/browse/HDFS-6270) | Secondary namenode status page shows transaction count in bytes | Minor | . | Benoy Antony | Benoy Antony | +| [HDFS-6250](https://issues.apache.org/jira/browse/HDFS-6250) | TestBalancerWithNodeGroup.testBalancerWithRackLocality fails | Major | . | Kihwal Lee | Binglin Chang | +| [HDFS-6243](https://issues.apache.org/jira/browse/HDFS-6243) | HA NameNode transition to active or shutdown may leave lingering image transfer thread. | Major | ha, namenode | Chris Nauroth | Chris Nauroth | +| [HDFS-6238](https://issues.apache.org/jira/browse/HDFS-6238) | TestDirectoryScanner leaks file descriptors. | Minor | datanode, test | Chris Nauroth | Chris Nauroth | +| [HDFS-6230](https://issues.apache.org/jira/browse/HDFS-6230) | Expose upgrade status through NameNode web UI | Major | namenode | Arpit Agarwal | Mit Desai | +| [HDFS-6227](https://issues.apache.org/jira/browse/HDFS-6227) | ShortCircuitCache#unref should purge ShortCircuitReplicas whose streams have been closed by java interrupts | Major | . | Jing Zhao | Colin Patrick McCabe | +| [HDFS-6222](https://issues.apache.org/jira/browse/HDFS-6222) | Remove background token renewer from webhdfs | Major | webhdfs | Daryn Sharp | Daryn Sharp | +| [HDFS-6216](https://issues.apache.org/jira/browse/HDFS-6216) | Issues with webhdfs and http proxies | Major | webhdfs | Daryn Sharp | Daryn Sharp | +| [HDFS-6214](https://issues.apache.org/jira/browse/HDFS-6214) | Webhdfs has poor throughput for files \>2GB | Major | webhdfs | Daryn Sharp | Daryn Sharp | +| [HDFS-6213](https://issues.apache.org/jira/browse/HDFS-6213) | TestDataNodeConfig failing on Jenkins runs due to DN web port in use | Minor | test | Steve Loughran | Andrew Wang | +| [HDFS-6194](https://issues.apache.org/jira/browse/HDFS-6194) | Create new tests for ByteRangeInputStream | Major | . | Haohui Mai | Akira AJISAKA | +| [HDFS-6190](https://issues.apache.org/jira/browse/HDFS-6190) | minor textual fixes in DFSClient | Trivial | tools | Charles Lamb | Charles Lamb | +| [HDFS-6181](https://issues.apache.org/jira/browse/HDFS-6181) | Fix the wrong property names in NFS user guide | Trivial | documentation, nfs | Brandon Li | Brandon Li | +| [HDFS-6180](https://issues.apache.org/jira/browse/HDFS-6180) | dead node count / listing is very broken in JMX and old GUI | Blocker | . | Travis Thompson | Haohui Mai | +| [HDFS-6178](https://issues.apache.org/jira/browse/HDFS-6178) | Decommission on standby NN couldn't finish | Major | namenode | Ming Ma | Ming Ma | +| [HDFS-6160](https://issues.apache.org/jira/browse/HDFS-6160) | TestSafeMode occasionally fails | Major | test | Ted Yu | Arpit Agarwal | +| [HDFS-6159](https://issues.apache.org/jira/browse/HDFS-6159) | TestBalancerWithNodeGroup.testBalancerWithNodeGroup fails if there is block missing after balancer success | Major | test | Chen He | Chen He | +| [HDFS-6156](https://issues.apache.org/jira/browse/HDFS-6156) | Simplify the JMX API that provides snapshot information | Major | . | Haohui Mai | Shinichi Yamashita | +| [HDFS-6143](https://issues.apache.org/jira/browse/HDFS-6143) | WebHdfsFileSystem open should throw FileNotFoundException for non-existing paths | Blocker | . | Gera Shegalov | Gera Shegalov | +| [HDFS-6112](https://issues.apache.org/jira/browse/HDFS-6112) | NFS Gateway docs are incorrect for allowed hosts configuration | Minor | nfs | Aaron T. Myers | Aaron T. Myers | +| [HDFS-6056](https://issues.apache.org/jira/browse/HDFS-6056) | Clean up NFS config settings | Major | nfs | Aaron T. Myers | Brandon Li | +| [HDFS-5669](https://issues.apache.org/jira/browse/HDFS-5669) | Storage#tryLock() should check for null before logging successfull message | Major | datanode | Vinayakumar B | Vinayakumar B | +| [HDFS-5591](https://issues.apache.org/jira/browse/HDFS-5591) | Checkpointing should use monotonic time when calculating period | Minor | namenode | Andrew Wang | Charles Lamb | +| [HDFS-5522](https://issues.apache.org/jira/browse/HDFS-5522) | Datanode disk error check may be incorrectly skipped | Major | . | Kihwal Lee | Rushabh S Shah | +| [HDFS-4913](https://issues.apache.org/jira/browse/HDFS-4913) | Deleting file through fuse-dfs when using trash fails requiring root permissions | Major | fuse-dfs | Stephen Chu | Colin Patrick McCabe | +| [HDFS-4909](https://issues.apache.org/jira/browse/HDFS-4909) | Avoid protocol buffer RPC namespace clashes | Blocker | datanode, journal-node, namenode | Ralph Castain | Colin Patrick McCabe | +| [HDFS-3848](https://issues.apache.org/jira/browse/HDFS-3848) | A Bug in recoverLeaseInternal method of FSNameSystem class | Major | namenode | Hooman Peiro Sajjad | Chen He | +| [HDFS-3828](https://issues.apache.org/jira/browse/HDFS-3828) | Block Scanner rescans blocks too frequently | Major | . | Andy Isaacson | Andy Isaacson | +| [HDFS-3493](https://issues.apache.org/jira/browse/HDFS-3493) | Invalidate excess corrupted blocks as long as minimum replication is satisfied | Major | namenode | J.Andreina | Juan Yu | +| [HDFS-3087](https://issues.apache.org/jira/browse/HDFS-3087) | Decomissioning on NN restart can complete without blocks being replicated | Critical | namenode | Kihwal Lee | Rushabh S Shah | +| [MAPREDUCE-6002](https://issues.apache.org/jira/browse/MAPREDUCE-6002) | MR task should prevent report error to AM when process is shutting down | Major | task | Wangda Tan | Wangda Tan | +| [MAPREDUCE-5952](https://issues.apache.org/jira/browse/MAPREDUCE-5952) | LocalContainerLauncher#renameMapOutputForReduce incorrectly assumes a single dir for mapOutIndex | Blocker | mr-am, mrv2 | Gera Shegalov | Gera Shegalov | +| [MAPREDUCE-5939](https://issues.apache.org/jira/browse/MAPREDUCE-5939) | StartTime showing up as the epoch time in JHS UI after upgrade | Major | . | Kihwal Lee | Chen He | +| [MAPREDUCE-5924](https://issues.apache.org/jira/browse/MAPREDUCE-5924) | Windows: Sort Job failed due to 'Invalid event: TA\_COMMIT\_PENDING at COMMIT\_PENDING' | Major | . | Yesha Vora | Zhijie Shen | +| [MAPREDUCE-5920](https://issues.apache.org/jira/browse/MAPREDUCE-5920) | Add Xattr option in DistCp docs | Minor | distcp, documentation | Uma Maheswara Rao G | Yi Liu | +| [MAPREDUCE-5898](https://issues.apache.org/jira/browse/MAPREDUCE-5898) | distcp to support preserving HDFS extended attributes(XAttrs) | Major | distcp | Uma Maheswara Rao G | Yi Liu | +| [MAPREDUCE-5895](https://issues.apache.org/jira/browse/MAPREDUCE-5895) | FileAlreadyExistsException was thrown : Temporary Index File can not be cleaned up because OutputStream doesn't close properly | Major | client | Kousuke Saruta | Kousuke Saruta | +| [MAPREDUCE-5888](https://issues.apache.org/jira/browse/MAPREDUCE-5888) | Failed job leaves hung AM after it unregisters | Major | mr-am | Jason Lowe | Jason Lowe | +| [MAPREDUCE-5884](https://issues.apache.org/jira/browse/MAPREDUCE-5884) | History server uses short user name when canceling tokens | Major | jobhistoryserver, security | Mohammad Kamrul Islam | Mohammad Kamrul Islam | +| [MAPREDUCE-5874](https://issues.apache.org/jira/browse/MAPREDUCE-5874) | Creating MapReduce REST API section | Major | documentation | Ravi Prakash | Tsuyoshi Ozawa | +| [MAPREDUCE-5868](https://issues.apache.org/jira/browse/MAPREDUCE-5868) | TestPipeApplication causing nightly build to fail | Major | test | Jason Lowe | Akira AJISAKA | +| [MAPREDUCE-5862](https://issues.apache.org/jira/browse/MAPREDUCE-5862) | Line records longer than 2x split size aren't handled correctly | Critical | . | bc Wong | bc Wong | +| [MAPREDUCE-5846](https://issues.apache.org/jira/browse/MAPREDUCE-5846) | Rumen doesn't understand JobQueueChangedEvent | Major | tools/rumen | Nathan Roberts | Nathan Roberts | +| [MAPREDUCE-5844](https://issues.apache.org/jira/browse/MAPREDUCE-5844) | Add a configurable delay to reducer-preemption | Major | . | Maysam Yabandeh | Maysam Yabandeh | +| [MAPREDUCE-5837](https://issues.apache.org/jira/browse/MAPREDUCE-5837) | MRAppMaster fails when checking on uber mode | Critical | . | Haohui Mai | Haohui Mai | +| [MAPREDUCE-5836](https://issues.apache.org/jira/browse/MAPREDUCE-5836) | Fix typo in RandomTextWriter | Trivial | . | Akira AJISAKA | Akira AJISAKA | +| [MAPREDUCE-5834](https://issues.apache.org/jira/browse/MAPREDUCE-5834) | TestGridMixClasses tests timesout on branch-2 | Major | . | Mit Desai | Mit Desai | +| [MAPREDUCE-5814](https://issues.apache.org/jira/browse/MAPREDUCE-5814) | fat jar with \*-default.xml may fail when mapreduce.job.classloader=true. | Major | mrv2 | Gera Shegalov | Gera Shegalov | +| [MAPREDUCE-5790](https://issues.apache.org/jira/browse/MAPREDUCE-5790) | Default map hprof profile options do not work | Blocker | . | Andrew Wang | Gera Shegalov | +| [MAPREDUCE-5775](https://issues.apache.org/jira/browse/MAPREDUCE-5775) | Remove unnecessary job.setNumReduceTasks in SleepJob.createJob | Minor | . | Liyin Liang | jhanver chand sharma | +| [MAPREDUCE-5765](https://issues.apache.org/jira/browse/MAPREDUCE-5765) | Update hadoop-pipes examples README | Minor | pipes | Jonathan Eagles | Mit Desai | +| [MAPREDUCE-5759](https://issues.apache.org/jira/browse/MAPREDUCE-5759) | Remove unnecessary conf load in Limits | Major | . | Sandy Ryza | Sandy Ryza | +| [MAPREDUCE-5749](https://issues.apache.org/jira/browse/MAPREDUCE-5749) | TestRMContainerAllocator#testReportedAppProgress Failed | Major | . | Hong Shen | Jason Lowe | +| [MAPREDUCE-5713](https://issues.apache.org/jira/browse/MAPREDUCE-5713) | InputFormat and JobConf JavaDoc Fixes | Trivial | documentation | Ben Robie | Chen He | +| [MAPREDUCE-5671](https://issues.apache.org/jira/browse/MAPREDUCE-5671) | NaN can be created by client and assign to Progress | Major | . | Chen He | Chen He | +| [MAPREDUCE-5665](https://issues.apache.org/jira/browse/MAPREDUCE-5665) | Add audience annotations to MiniMRYarnCluster and MiniMRCluster | Major | test | Sandy Ryza | Anubhav Dhoot | +| [MAPREDUCE-5652](https://issues.apache.org/jira/browse/MAPREDUCE-5652) | NM Recovery. ShuffleHandler should handle NM restarts | Major | . | Karthik Kambatla | Jason Lowe | +| [MAPREDUCE-5517](https://issues.apache.org/jira/browse/MAPREDUCE-5517) | enabling uber mode with 0 reducer still requires mapreduce.reduce.memory.mb to be less than yarn.app.mapreduce.am.resource.mb | Minor | . | Siqi Li | Siqi Li | +| [MAPREDUCE-5456](https://issues.apache.org/jira/browse/MAPREDUCE-5456) | TestFetcher.testCopyFromHostExtraBytes is missing | Minor | mrv2, test | Jason Lowe | Jason Lowe | +| [MAPREDUCE-5309](https://issues.apache.org/jira/browse/MAPREDUCE-5309) | 2.0.4 JobHistoryParser can't parse certain failed job history files generated by 2.0.3 history server | Major | jobhistoryserver, mrv2 | Vrushali C | Rushabh S Shah | +| [MAPREDUCE-4937](https://issues.apache.org/jira/browse/MAPREDUCE-4937) | MR AM handles an oversized split metainfo file poorly | Major | mr-am | Jason Lowe | Eric Payne | +| [YARN-2250](https://issues.apache.org/jira/browse/YARN-2250) | FairScheduler.findLowestCommonAncestorQueue returns null when queues not identical | Major | scheduler | Krisztian Horvath | Krisztian Horvath | +| [YARN-2241](https://issues.apache.org/jira/browse/YARN-2241) | ZKRMStateStore: On startup, show nicer messages if znodes already exist | Minor | resourcemanager | Robert Kanter | Robert Kanter | +| [YARN-2232](https://issues.apache.org/jira/browse/YARN-2232) | ClientRMService doesn't allow delegation token owner to cancel their own token in secure mode | Major | . | Varun Vasudev | Varun Vasudev | +| [YARN-2204](https://issues.apache.org/jira/browse/YARN-2204) | TestAMRestart#testAMRestartWithExistingContainers assumes CapacityScheduler | Trivial | resourcemanager | Robert Kanter | Robert Kanter | +| [YARN-2201](https://issues.apache.org/jira/browse/YARN-2201) | TestRMWebServicesAppsModification dependent on yarn-default.xml | Major | . | Ray Chiang | Varun Vasudev | +| [YARN-2192](https://issues.apache.org/jira/browse/YARN-2192) | TestRMHA fails when run with a mix of Schedulers | Major | . | Anubhav Dhoot | Anubhav Dhoot | +| [YARN-2191](https://issues.apache.org/jira/browse/YARN-2191) | Add a test to make sure NM will do application cleanup even if RM restarting happens before application completed | Major | resourcemanager | Wangda Tan | Wangda Tan | +| [YARN-2187](https://issues.apache.org/jira/browse/YARN-2187) | FairScheduler: Disable max-AM-share check by default | Major | fairscheduler | Robert Kanter | Robert Kanter | +| [YARN-2171](https://issues.apache.org/jira/browse/YARN-2171) | AMs block on the CapacityScheduler lock during allocate() | Critical | capacityscheduler | Jason Lowe | Jason Lowe | +| [YARN-2167](https://issues.apache.org/jira/browse/YARN-2167) | LeveldbIterator should get closed in NMLeveldbStateStoreService#loadLocalizationState() within finally block | Major | nodemanager | Junping Du | Junping Du | +| [YARN-2163](https://issues.apache.org/jira/browse/YARN-2163) | WebUI: Order of AppId in apps table should be consistent with ApplicationId.compareTo(). | Minor | resourcemanager, webapp | Wangda Tan | Wangda Tan | +| [YARN-2155](https://issues.apache.org/jira/browse/YARN-2155) | FairScheduler: Incorrect threshold check for preemption | Major | . | Wei Yan | Wei Yan | +| [YARN-2148](https://issues.apache.org/jira/browse/YARN-2148) | TestNMClient failed due more exit code values added and passed to AM | Major | client | Wangda Tan | Wangda Tan | +| [YARN-2132](https://issues.apache.org/jira/browse/YARN-2132) | ZKRMStateStore.ZKAction#runWithRetries doesn't log the exception it encounters | Major | resourcemanager | Karthik Kambatla | Vamsee Yarlagadda | +| [YARN-2128](https://issues.apache.org/jira/browse/YARN-2128) | FairScheduler: Incorrect calculation of amResource usage | Major | . | Wei Yan | Wei Yan | +| [YARN-2124](https://issues.apache.org/jira/browse/YARN-2124) | ProportionalCapacityPreemptionPolicy cannot work because it's initialized before scheduler initialized | Critical | resourcemanager, scheduler | Wangda Tan | Wangda Tan | +| [YARN-2122](https://issues.apache.org/jira/browse/YARN-2122) | In AllocationFileLoaderService, the reloadThread should be created in init() and started in start() | Major | scheduler | Karthik Kambatla | Robert Kanter | +| [YARN-2119](https://issues.apache.org/jira/browse/YARN-2119) | DEFAULT\_PROXY\_ADDRESS should use DEFAULT\_PROXY\_PORT | Major | . | Anubhav Dhoot | Anubhav Dhoot | +| [YARN-2112](https://issues.apache.org/jira/browse/YARN-2112) | Hadoop-client is missing jackson libs due to inappropriate configs in pom.xml | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-2111](https://issues.apache.org/jira/browse/YARN-2111) | In FairScheduler.attemptScheduling, we don't count containers as assigned if they have 0 memory but non-zero cores | Major | scheduler | Sandy Ryza | Sandy Ryza | +| [YARN-2109](https://issues.apache.org/jira/browse/YARN-2109) | Fix TestRM to work with both schedulers | Major | scheduler | Anubhav Dhoot | Karthik Kambatla | +| [YARN-2104](https://issues.apache.org/jira/browse/YARN-2104) | Scheduler queue filter failed to work because index of queue column changed | Major | resourcemanager, webapp | Wangda Tan | Wangda Tan | +| [YARN-2103](https://issues.apache.org/jira/browse/YARN-2103) | Inconsistency between viaProto flag and initial value of SerializedExceptionProto.Builder | Major | . | Binglin Chang | Binglin Chang | +| [YARN-2096](https://issues.apache.org/jira/browse/YARN-2096) | Race in TestRMRestart#testQueueMetricsOnRMRestart | Major | . | Anubhav Dhoot | Anubhav Dhoot | +| [YARN-2075](https://issues.apache.org/jira/browse/YARN-2075) | TestRMAdminCLI consistently fail on trunk and branch-2 | Major | . | Zhijie Shen | Kenji Kikushima | +| [YARN-2073](https://issues.apache.org/jira/browse/YARN-2073) | Fair Scheduler: Add a utilization threshold to prevent preempting resources when cluster is free | Critical | scheduler | Karthik Kambatla | Karthik Kambatla | +| [YARN-2065](https://issues.apache.org/jira/browse/YARN-2065) | AM cannot create new containers after restart-NM token from previous attempt used | Major | . | Steve Loughran | Jian He | +| [YARN-2054](https://issues.apache.org/jira/browse/YARN-2054) | Better defaults for YARN ZK configs for retries and retry-inteval when HA is enabled | Major | resourcemanager | Karthik Kambatla | Karthik Kambatla | +| [YARN-2050](https://issues.apache.org/jira/browse/YARN-2050) | Fix LogCLIHelpers to create the correct FileContext | Major | . | Ming Ma | Ming Ma | +| [YARN-2036](https://issues.apache.org/jira/browse/YARN-2036) | Document yarn.resourcemanager.hostname in ClusterSetup | Minor | documentation | Karthik Kambatla | Ray Chiang | +| [YARN-1981](https://issues.apache.org/jira/browse/YARN-1981) | Nodemanager version is not updated when a node reconnects | Major | resourcemanager | Jason Lowe | Jason Lowe | +| [YARN-1940](https://issues.apache.org/jira/browse/YARN-1940) | deleteAsUser() terminates early without deleting more files on error | Major | . | Kihwal Lee | Rushabh S Shah | +| [YARN-1913](https://issues.apache.org/jira/browse/YARN-1913) | With Fair Scheduler, cluster can logjam when all resources are consumed by AMs | Major | scheduler | bc Wong | Wei Yan | +| [YARN-1885](https://issues.apache.org/jira/browse/YARN-1885) | RM may not send the app-finished signal after RM restart to some nodes where the application ran before RM restarts | Major | . | Arpit Gupta | Wangda Tan | +| [YARN-1868](https://issues.apache.org/jira/browse/YARN-1868) | YARN status web ui does not show correctly in IE 11 | Major | webapp | Chuan Liu | Chuan Liu | +| [YARN-1865](https://issues.apache.org/jira/browse/YARN-1865) | ShellScriptBuilder does not check for some error conditions | Minor | nodemanager | Remus Rusanu | Remus Rusanu | +| [YARN-1790](https://issues.apache.org/jira/browse/YARN-1790) | Fair Scheduler UI not showing apps table | Major | . | bc Wong | bc Wong | +| [YARN-1784](https://issues.apache.org/jira/browse/YARN-1784) | TestContainerAllocation assumes CapacityScheduler | Minor | resourcemanager | Karthik Kambatla | Robert Kanter | +| [YARN-1736](https://issues.apache.org/jira/browse/YARN-1736) | FS: AppSchedulable.assignContainer's priority argument is redundant | Minor | scheduler | Sandy Ryza | Naren Koneru | +| [YARN-1726](https://issues.apache.org/jira/browse/YARN-1726) | ResourceSchedulerWrapper broken due to AbstractYarnScheduler | Blocker | . | Wei Yan | Wei Yan | +| [YARN-1718](https://issues.apache.org/jira/browse/YARN-1718) | Fix a couple isTerminals in Fair Scheduler queue placement rules | Major | scheduler | Sandy Ryza | Sandy Ryza | +| [YARN-1678](https://issues.apache.org/jira/browse/YARN-1678) | Fair scheduler gabs incessantly about reservations | Major | scheduler | Sandy Ryza | Sandy Ryza | +| [YARN-1550](https://issues.apache.org/jira/browse/YARN-1550) | NPE in FairSchedulerAppsBlock#render | Critical | fairscheduler | caolong | Anubhav Dhoot | +| [YARN-1520](https://issues.apache.org/jira/browse/YARN-1520) | update capacity scheduler docs to include necessary parameters | Major | . | Chen He | Chen He | +| [YARN-1429](https://issues.apache.org/jira/browse/YARN-1429) | \*nix: Allow a way for users to augment classpath of YARN daemons | Trivial | client | Sandy Ryza | Jarek Jarcec Cecho | +| [YARN-1136](https://issues.apache.org/jira/browse/YARN-1136) | Replace junit.framework.Assert with org.junit.Assert | Major | . | Karthik Kambatla | Chen He | +| [YARN-738](https://issues.apache.org/jira/browse/YARN-738) | TestClientRMTokens is failing irregularly while running all yarn tests | Major | . | Omkar Vinit Joshi | Ming Ma | +| [YARN-596](https://issues.apache.org/jira/browse/YARN-596) | Use scheduling policies throughout the queue hierarchy to decide which containers to preempt | Major | scheduler | Sandy Ryza | Wei Yan | + + +### TESTS: + +| JIRA | Summary | Priority | Component | Reporter | Contributor | +|:---- |:---- | :--- |:---- |:---- |:---- | +| [HADOOP-10754](https://issues.apache.org/jira/browse/HADOOP-10754) | Reenable several HA ZooKeeper-related tests on Windows. | Trivial | ha, test | Chris Nauroth | Chris Nauroth | +| [HADOOP-3679](https://issues.apache.org/jira/browse/HADOOP-3679) | calls to junit Assert::assertEquals invert arguments, causing misleading error messages, other minor improvements. | Minor | test | Chris Douglas | jay vyas | +| [HDFS-6614](https://issues.apache.org/jira/browse/HDFS-6614) | shorten TestPread run time with a smaller retry timeout setting | Minor | test | Liang Xie | Liang Xie | +| [HDFS-6419](https://issues.apache.org/jira/browse/HDFS-6419) | TestBookKeeperHACheckpoints#TestSBNCheckpoints fails on trunk | Major | . | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6287](https://issues.apache.org/jira/browse/HDFS-6287) | Add vecsum test of libhdfs read access times | Minor | libhdfs, test | Colin Patrick McCabe | Colin Patrick McCabe | +| [HDFS-6265](https://issues.apache.org/jira/browse/HDFS-6265) | Prepare HDFS codebase for JUnit 4.11. | Minor | test | Chris Nauroth | Chris Nauroth | +| [HDFS-6257](https://issues.apache.org/jira/browse/HDFS-6257) | TestCacheDirectives#testExceedsCapacity fails occasionally | Minor | caching | Ted Yu | Colin Patrick McCabe | +| [HDFS-6224](https://issues.apache.org/jira/browse/HDFS-6224) | Add a unit test to TestAuditLogger for file permissions passed to logAuditEvent | Minor | test | Charles Lamb | Charles Lamb | +| [HDFS-5892](https://issues.apache.org/jira/browse/HDFS-5892) | TestDeleteBlockPool fails in branch-2 | Minor | . | Ted Yu | Ted Yu | +| [HDFS-5409](https://issues.apache.org/jira/browse/HDFS-5409) | TestOfflineEditsViewer#testStored fails on Windows due to CRLF line endings in editsStored.xml from git checkout | Minor | test | Chris Nauroth | Chris Nauroth | +| [MAPREDUCE-5852](https://issues.apache.org/jira/browse/MAPREDUCE-5852) | Prepare MapReduce codebase for JUnit 4.11. | Minor | test | Chris Nauroth | Chris Nauroth | +| [MAPREDUCE-5804](https://issues.apache.org/jira/browse/MAPREDUCE-5804) | TestMRJobsWithProfiler#testProfiler timesout | Major | . | Mit Desai | Mit Desai | +| [MAPREDUCE-5642](https://issues.apache.org/jira/browse/MAPREDUCE-5642) | TestMiniMRChildTask fails on Windows | Minor | test | Chuan Liu | Chuan Liu | +| [YARN-2319](https://issues.apache.org/jira/browse/YARN-2319) | Fix MiniKdc not close in TestRMWebServicesDelegationTokens.java | Major | resourcemanager | Wenwu Peng | Wenwu Peng | +| [YARN-2270](https://issues.apache.org/jira/browse/YARN-2270) | TestFSDownload#testDownloadPublicWithStatCache fails in trunk | Minor | . | Ted Yu | Akira AJISAKA | +| [YARN-2224](https://issues.apache.org/jira/browse/YARN-2224) | Explicitly enable vmem check in TestContainersMonitor#testContainerKillOnMemoryOverflow | Trivial | nodemanager | Anubhav Dhoot | Anubhav Dhoot | +| [YARN-2216](https://issues.apache.org/jira/browse/YARN-2216) | TestRMApplicationHistoryWriter sometimes fails in trunk | Minor | . | Ted Yu | Zhijie Shen | +| [YARN-2105](https://issues.apache.org/jira/browse/YARN-2105) | Fix TestFairScheduler after YARN-2012 | Major | . | Ted Yu | Ashwin Shankar | +| [YARN-2011](https://issues.apache.org/jira/browse/YARN-2011) | Fix typo and warning in TestLeafQueue | Trivial | . | Chen He | Chen He | +| [YARN-1977](https://issues.apache.org/jira/browse/YARN-1977) | Add tests on getApplicationRequest with filtering start time range | Minor | . | Junping Du | Junping Du | +| [YARN-1970](https://issues.apache.org/jira/browse/YARN-1970) | Prepare YARN codebase for JUnit 4.11. | Minor | . | Chris Nauroth | Chris Nauroth | + + +### SUB-TASKS: + +| JIRA | Summary | Priority | Component | Reporter | Contributor | +|:---- |:---- | :--- |:---- |:---- |:---- | +| [HADOOP-10894](https://issues.apache.org/jira/browse/HADOOP-10894) | Fix dead link in ToolRunner documentation | Minor | documentation | Akira AJISAKA | Akira AJISAKA | +| [HADOOP-10864](https://issues.apache.org/jira/browse/HADOOP-10864) | Tool documentenation is broken | Minor | documentation | Allen Wittenauer | Akira AJISAKA | +| [HADOOP-10659](https://issues.apache.org/jira/browse/HADOOP-10659) | Refactor AccessControlList to reuse utility functions and to improve performance | Minor | security | Benoy Antony | Benoy Antony | +| [HADOOP-10652](https://issues.apache.org/jira/browse/HADOOP-10652) | Refactor Proxyusers to use AccessControlList | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10649](https://issues.apache.org/jira/browse/HADOOP-10649) | Allow overriding the default ACL for service authorization | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10566](https://issues.apache.org/jira/browse/HADOOP-10566) | Refactor proxyservers out of ProxyUsers | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10565](https://issues.apache.org/jira/browse/HADOOP-10565) | Support IP ranges (CIDR) in proxyuser.hosts | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10503](https://issues.apache.org/jira/browse/HADOOP-10503) | Move junit up to v 4.11 | Minor | build | Steve Loughran | Chris Nauroth | +| [HADOOP-10499](https://issues.apache.org/jira/browse/HADOOP-10499) | Remove unused parameter from ProxyUsers.authorize() | Minor | security | Benoy Antony | Benoy Antony | +| [HADOOP-10479](https://issues.apache.org/jira/browse/HADOOP-10479) | Fix new findbugs warnings in hadoop-minikdc | Major | . | Haohui Mai | Swarnim Kulkarni | +| [HADOOP-10471](https://issues.apache.org/jira/browse/HADOOP-10471) | Reduce the visibility of constants in ProxyUsers | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10467](https://issues.apache.org/jira/browse/HADOOP-10467) | Enable proxyuser specification to support list of users in addition to list of groups. | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10448](https://issues.apache.org/jira/browse/HADOOP-10448) | Support pluggable mechanism to specify proxy user settings | Major | security | Benoy Antony | Benoy Antony | +| [HADOOP-10439](https://issues.apache.org/jira/browse/HADOOP-10439) | Fix compilation error in branch-2 after HADOOP-10426 | Major | build | Haohui Mai | Haohui Mai | +| [HADOOP-10426](https://issues.apache.org/jira/browse/HADOOP-10426) | CreateOpts.getOpt(..) should declare with generic type argument | Minor | fs | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | +| [HADOOP-10279](https://issues.apache.org/jira/browse/HADOOP-10279) | Create multiplexer, a requirement for the fair queue | Major | . | Chris Li | Chris Li | +| [HADOOP-10104](https://issues.apache.org/jira/browse/HADOOP-10104) | Update jackson to 1.9.13 | Minor | build | Steve Loughran | Akira AJISAKA | +| [HADOOP-9712](https://issues.apache.org/jira/browse/HADOOP-9712) | Write contract tests for FTP filesystem, fix places where it breaks | Minor | fs/s3 | Steve Loughran | | +| [HADOOP-9711](https://issues.apache.org/jira/browse/HADOOP-9711) | Write contract tests for S3Native; fix places where it breaks | Minor | fs/s3 | Steve Loughran | Steve Loughran | +| [HADOOP-9371](https://issues.apache.org/jira/browse/HADOOP-9371) | Define Semantics of FileSystem more rigorously | Major | fs | Steve Loughran | Steve Loughran | +| [HDFS-6562](https://issues.apache.org/jira/browse/HDFS-6562) | Refactor rename() in FSDirectory | Minor | namenode | Haohui Mai | Haohui Mai | +| [HDFS-6557](https://issues.apache.org/jira/browse/HDFS-6557) | Move the reference of fsimage to FSNamesystem | Major | namenode | Haohui Mai | Haohui Mai | +| [HDFS-6480](https://issues.apache.org/jira/browse/HDFS-6480) | Move waitForReady() from FSDirectory to FSNamesystem | Major | namenode | Haohui Mai | Haohui Mai | +| [HDFS-6351](https://issues.apache.org/jira/browse/HDFS-6351) | Command "hdfs dfs -rm -r" can't remove empty directory | Major | hdfs-client | Yongjun Zhang | Yongjun Zhang | +| [HDFS-6330](https://issues.apache.org/jira/browse/HDFS-6330) | Move mkdirs() to FSNamesystem | Major | namenode | Haohui Mai | Haohui Mai | +| [HDFS-6328](https://issues.apache.org/jira/browse/HDFS-6328) | Clean up dead code in FSDirectory | Major | namenode | Haohui Mai | Haohui Mai | +| [HDFS-6315](https://issues.apache.org/jira/browse/HDFS-6315) | Decouple recording edit logs from FSDirectory | Major | . | Haohui Mai | Haohui Mai | +| [HDFS-6276](https://issues.apache.org/jira/browse/HDFS-6276) | Remove unnecessary conditions and null check | Major | . | Suresh Srinivas | Suresh Srinivas | +| [HDFS-6275](https://issues.apache.org/jira/browse/HDFS-6275) | Fix warnings - type arguments can be inferred and redudant local variable | Major | . | Suresh Srinivas | Suresh Srinivas | +| [HDFS-6274](https://issues.apache.org/jira/browse/HDFS-6274) | Cleanup javadoc warnings in HDFS code | Major | . | Suresh Srinivas | Suresh Srinivas | +| [HDFS-6240](https://issues.apache.org/jira/browse/HDFS-6240) | WebImageViewer returns 404 if LISTSTATUS to an empty directory | Major | tools | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6219](https://issues.apache.org/jira/browse/HDFS-6219) | Proxy superuser configuration should use true client IP for address checks | Major | namenode, webhdfs | Daryn Sharp | Daryn Sharp | +| [HDFS-6218](https://issues.apache.org/jira/browse/HDFS-6218) | Audit log should use true client IP for proxied webhdfs operations | Major | namenode, webhdfs | Daryn Sharp | Daryn Sharp | +| [HDFS-6217](https://issues.apache.org/jira/browse/HDFS-6217) | Webhdfs PUT operations may not work via a http proxy | Major | webhdfs | Daryn Sharp | Daryn Sharp | +| [HDFS-6210](https://issues.apache.org/jira/browse/HDFS-6210) | Support GETACLSTATUS operation in WebImageViewer | Major | tools | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6186](https://issues.apache.org/jira/browse/HDFS-6186) | Pause deletion of blocks when the namenode starts up | Major | namenode | Suresh Srinivas | Jing Zhao | +| [HDFS-6173](https://issues.apache.org/jira/browse/HDFS-6173) | Move the default processor from Ls to Web in OfflineImageViewer | Major | tools | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6170](https://issues.apache.org/jira/browse/HDFS-6170) | Support GETFILESTATUS operation in WebImageViewer | Major | tools | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6169](https://issues.apache.org/jira/browse/HDFS-6169) | Move the address in WebImageViewer | Major | tools | Akira AJISAKA | Akira AJISAKA | +| [HDFS-6162](https://issues.apache.org/jira/browse/HDFS-6162) | Format strings should use platform independent line separator | Minor | . | Suresh Srinivas | Suresh Srinivas | +| [HDFS-6155](https://issues.apache.org/jira/browse/HDFS-6155) | Fix Boxing/unboxing to parse a primitive findbugs warnings | Major | . | Suresh Srinivas | Suresh Srinivas | +| [HDFS-6125](https://issues.apache.org/jira/browse/HDFS-6125) | Cleanup unnecessary cast in HDFS code base | Major | test | Suresh Srinivas | Suresh Srinivas | +| [HDFS-6119](https://issues.apache.org/jira/browse/HDFS-6119) | FSNamesystem code cleanup | Minor | namenode | Suresh Srinivas | Suresh Srinivas | +| [HDFS-5978](https://issues.apache.org/jira/browse/HDFS-5978) | Create a tool to take fsimage and expose read-only WebHDFS API | Major | tools | Akira AJISAKA | Akira AJISAKA | +| [HDFS-5865](https://issues.apache.org/jira/browse/HDFS-5865) | Update OfflineImageViewer document | Minor | documentation | Akira AJISAKA | Akira AJISAKA | +| [HDFS-5411](https://issues.apache.org/jira/browse/HDFS-5411) | Update Bookkeeper dependency to 4.2.3 | Minor | . | Robert Rati | Rakesh R | +| [HDFS-4667](https://issues.apache.org/jira/browse/HDFS-4667) | Capture renamed files/directories in snapshot diff report | Major | namenode | Jing Zhao | Jing Zhao | +| [HDFS-4286](https://issues.apache.org/jira/browse/HDFS-4286) | Changes from BOOKKEEPER-203 broken capability of including bookkeeper-server jar in hidden package of BKJM | Major | . | Vinayakumar B | Rakesh R | +| [HDFS-4221](https://issues.apache.org/jira/browse/HDFS-4221) | Remove the format limitation point from BKJM documentation as HDFS-3810 closed | Major | ha | Uma Maheswara Rao G | Rakesh R | +| [MAPREDUCE-5900](https://issues.apache.org/jira/browse/MAPREDUCE-5900) | Container preemption interpreted as task failures and eventually job failures | Major | applicationmaster, mr-am, mrv2 | Mayank Bansal | Mayank Bansal | +| [MAPREDUCE-5639](https://issues.apache.org/jira/browse/MAPREDUCE-5639) | Port DistCp2 document to trunk | Major | documentation | Akira AJISAKA | Akira AJISAKA | +| [MAPREDUCE-5638](https://issues.apache.org/jira/browse/MAPREDUCE-5638) | Port Hadoop Archives document to trunk | Major | documentation | Akira AJISAKA | Akira AJISAKA | +| [MAPREDUCE-5637](https://issues.apache.org/jira/browse/MAPREDUCE-5637) | Convert Hadoop Streaming document to APT | Major | documentation | Akira AJISAKA | Akira AJISAKA | +| [MAPREDUCE-5636](https://issues.apache.org/jira/browse/MAPREDUCE-5636) | Convert MapReduce Tutorial document to APT | Major | documentation | Akira AJISAKA | Akira AJISAKA | +| [YARN-2247](https://issues.apache.org/jira/browse/YARN-2247) | Allow RM web services users to authenticate using delegation tokens | Blocker | . | Varun Vasudev | Varun Vasudev | +| [YARN-2233](https://issues.apache.org/jira/browse/YARN-2233) | Implement web services to create, renew and cancel delegation tokens | Blocker | resourcemanager | Varun Vasudev | Varun Vasudev | +| [YARN-2152](https://issues.apache.org/jira/browse/YARN-2152) | Recover missing container information | Major | resourcemanager | Jian He | Jian He | +| [YARN-2121](https://issues.apache.org/jira/browse/YARN-2121) | TimelineAuthenticator#hasDelegationToken may throw NPE | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-2118](https://issues.apache.org/jira/browse/YARN-2118) | Type mismatch in contains() check of TimelineWebServices#injectOwnerInfo() | Major | . | Ted Yu | Ted Yu | +| [YARN-2117](https://issues.apache.org/jira/browse/YARN-2117) | Close of Reader in TimelineAuthenticationFilterInitializer#initFilter() should be enclosed in finally block | Minor | . | Ted Yu | Chen He | +| [YARN-2115](https://issues.apache.org/jira/browse/YARN-2115) | Replace RegisterNodeManagerRequest#ContainerStatus with a new NMContainerStatus | Major | . | Jian He | Jian He | +| [YARN-2074](https://issues.apache.org/jira/browse/YARN-2074) | Preemption of AM containers shouldn't count towards AM failures | Major | resourcemanager | Vinod Kumar Vavilapalli | Jian He | +| [YARN-2071](https://issues.apache.org/jira/browse/YARN-2071) | Enforce more restricted permissions for the directory of Leveldb store | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-2059](https://issues.apache.org/jira/browse/YARN-2059) | Extend access control for admin acls | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-2052](https://issues.apache.org/jira/browse/YARN-2052) | ContainerId creation after work preserving restart is broken | Major | resourcemanager | Tsuyoshi Ozawa | Tsuyoshi Ozawa | +| [YARN-2049](https://issues.apache.org/jira/browse/YARN-2049) | Delegation token stuff for the timeline sever | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-2022](https://issues.apache.org/jira/browse/YARN-2022) | Preempting an Application Master container can be kept as least priority when multiple applications are marked for preemption by ProportionalCapacityPreemptionPolicy | Major | resourcemanager | Sunil G | Sunil G | +| [YARN-2017](https://issues.apache.org/jira/browse/YARN-2017) | Merge some of the common lib code in schedulers | Major | resourcemanager | Jian He | Jian He | +| [YARN-1982](https://issues.apache.org/jira/browse/YARN-1982) | Rename the daemon name to timelineserver | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-1938](https://issues.apache.org/jira/browse/YARN-1938) | Kerberos authentication for the timeline server | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-1937](https://issues.apache.org/jira/browse/YARN-1937) | Add entity-level access control of the timeline data for owners only | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-1936](https://issues.apache.org/jira/browse/YARN-1936) | Secured timeline client | Major | . | Zhijie Shen | Zhijie Shen | +| [YARN-1877](https://issues.apache.org/jira/browse/YARN-1877) | Document yarn.resourcemanager.zk-auth and its scope | Critical | resourcemanager | Karthik Kambatla | Robert Kanter | +| [YARN-1757](https://issues.apache.org/jira/browse/YARN-1757) | NM Recovery. Auxiliary service support. | Major | nodemanager | Jason Lowe | Jason Lowe | +| [YARN-1713](https://issues.apache.org/jira/browse/YARN-1713) | Implement getnewapplication and submitapp as part of RM web service | Blocker | . | Varun Vasudev | Varun Vasudev | +| [YARN-1702](https://issues.apache.org/jira/browse/YARN-1702) | Expose kill app functionality as part of RM web services | Major | . | Varun Vasudev | Varun Vasudev | +| [YARN-1474](https://issues.apache.org/jira/browse/YARN-1474) | Make schedulers services | Major | scheduler | Sandy Ryza | Tsuyoshi Ozawa | +| [YARN-1408](https://issues.apache.org/jira/browse/YARN-1408) | Preemption caused Invalid State Event: ACQUIRED at KILLED and caused a task timeout for 30mins | Major | resourcemanager | Sunil G | Sunil G | +| [YARN-1368](https://issues.apache.org/jira/browse/YARN-1368) | Common work to re-populate containersâ state into scheduler | Major | . | Bikas Saha | Jian He | +| [YARN-1366](https://issues.apache.org/jira/browse/YARN-1366) | AM should implement Resync with the ApplicationMasterService instead of shutting down | Major | resourcemanager | Bikas Saha | Rohith Sharma K S | +| [YARN-1365](https://issues.apache.org/jira/browse/YARN-1365) | ApplicationMasterService to allow Register of an app that was running before restart | Major | resourcemanager | Bikas Saha | Anubhav Dhoot | +| [YARN-1362](https://issues.apache.org/jira/browse/YARN-1362) | Distinguish between nodemanager shutdown for decommission vs shutdown for restart | Major | nodemanager | Jason Lowe | Jason Lowe | +| [YARN-1339](https://issues.apache.org/jira/browse/YARN-1339) | Recover DeletionService state upon nodemanager restart | Major | nodemanager | Jason Lowe | Jason Lowe | +| [YARN-1338](https://issues.apache.org/jira/browse/YARN-1338) | Recover localized resource cache state upon nodemanager restart | Major | nodemanager | Jason Lowe | Jason Lowe | + + +### OTHER: + +| JIRA | Summary | Priority | Component | Reporter | Contributor | +|:---- |:---- | :--- |:---- |:---- |:---- | +| [HADOOP-10821](https://issues.apache.org/jira/browse/HADOOP-10821) | Prepare the release notes for Hadoop 2.5.0 | Blocker | . | Akira AJISAKA | Andrew Wang | +| [HADOOP-10715](https://issues.apache.org/jira/browse/HADOOP-10715) | Remove public GraphiteSink#setWriter() | Minor | . | Ted Yu | | +| [HDFS-6486](https://issues.apache.org/jira/browse/HDFS-6486) | Add user doc for XAttrs via WebHDFS. | Minor | webhdfs | Yi Liu | Yi Liu | +| [HDFS-6430](https://issues.apache.org/jira/browse/HDFS-6430) | HTTPFS - Implement XAttr support | Major | . | Yi Liu | Yi Liu | +| [MAPREDUCE-4282](https://issues.apache.org/jira/browse/MAPREDUCE-4282) | Convert Forrest docs
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