| HADOOP-15939 | Filter overlapping objenesis class in hadoop-client-minicluster | Minor | build | Xiaoyu Yao | Xiaoyu Yao | 
| YARN-8936 | Bump up Atsv2 hbase versions | Major | . | Rohith Sharma K S | Vrushali C | 
| HDFS-14189 | Fix intermittent failure of TestNameNodeMetrics | Major | . | Ayush Saxena | Ayush Saxena | 
| YARN-9246 | NPE when executing a command yarn node -status or -states without additional arguments | Minor | client | Masahiro Tanaka | Masahiro Tanaka | 
| YARN-7266 | Timeline Server event handler threads locked | Major | ATSv2, timelineserver | Venkata Puneet Ravuri | Prabhu Joseph | 
| YARN-9990 | Testcase fails with “Insufficient configured threads: required=16 < max=10” | Major | . | Prabhu Joseph | Prabhu Joseph | 
| YARN-10020 | Fix build instruction of hadoop-yarn-ui | Minor | yarn-ui-v2 | Masatake Iwasaki | Masatake Iwasaki | 
| YARN-10037 | Upgrade build tools for YARN Web UI v2 | Major | build, security, yarn-ui-v2 | Akira Ajisaka | Masatake Iwasaki | 
| HDFS-15187 | CORRUPT replica mismatch between namenodes after failover | Critical | . | Ayush Saxena | Ayush Saxena | 
| HDFS-15200 | Delete Corrupt Replica Immediately Irrespective of Replicas On Stale Storage | Critical | . | Ayush Saxena | Ayush Saxena | 
| HDFS-15113 | Missing IBR when NameNode restart if open processCommand async feature | Blocker | datanode | Xiaoqiao He | Xiaoqiao He | 
| HDFS-15210 | EC : File write hanged when DN is shutdown by admin command. | Major | ec | Surendra Singh Lilhore | Surendra Singh Lilhore | 
| HADOOP-16768 | SnappyCompressor test cases wrongly assume that the compressed data is always smaller than the input data | Major | io, test | zhao bo | Akira Ajisaka | 
| HDFS-11041 | Unable to unregister FsDatasetState MBean if DataNode is shutdown twice | Trivial | datanode | Wei-Chiu Chuang | Wei-Chiu Chuang | 
| HADOOP-17068 | client fails forever when namenode ipaddr changed | Major | hdfs-client | Sean Chow | Sean Chow | 
| HDFS-15378 | TestReconstructStripedFile#testErasureCodingWorkerXmitsWeight is failing on trunk | Major | . | Hemanth Boyina | Hemanth Boyina | 
| YARN-10331 | Upgrade node.js to 10.21.0 | Critical | build, yarn-ui-v2 | Akira Ajisaka | Akira Ajisaka | 
| HADOOP-17119 | Jetty upgrade to 9.4.x causes MR app fail with IOException | Major | . | Bilwa S T | Bilwa S T | 
| HADOOP-17138 | Fix spotbugs warnings surfaced after upgrade to 4.0.6 | Minor | . | Masatake Iwasaki | Masatake Iwasaki | 
| HDFS-15439 | Setting dfs.mover.retry.max.attempts to negative value will retry forever. | Major | balancer & mover | AMC-team | AMC-team | 
| YARN-10430 | Log improvements in NodeStatusUpdaterImpl | Minor | nodemanager | Bilwa S T | Bilwa S T | 
| HDFS-15438 | Setting dfs.disk.balancer.max.disk.errors = 0 will fail the block copy | Major | balancer & mover | AMC-team | AMC-team | 
| YARN-10438 | Handle null containerId in ClientRMService#getContainerReport() | Major | resourcemanager | Raghvendra Singh | Shubham Gupta | 
| HDFS-15628 | HttpFS server throws NPE if a file is a symlink | Major | fs, httpfs | Ahmed Hussein | Ahmed Hussein | 
| HDFS-15627 | Audit log deletes before collecting blocks | Major | logging, namenode | Ahmed Hussein | Ahmed Hussein | 
| HADOOP-17309 | Javadoc warnings and errors are ignored in the precommit jobs | Major | build, documentation | Akira Ajisaka | Akira Ajisaka | 
| HADOOP-17310 | Touch command with -c  option is broken | Major | . | Ayush Saxena | Ayush Saxena | 
| HDFS-15639 | [JDK 11] Fix Javadoc errors in hadoop-hdfs-client | Major | . | Takanobu Asanuma | Takanobu Asanuma | 
| HDFS-15622 | Deleted blocks linger in the replications queue | Major | hdfs | Ahmed Hussein | Ahmed Hussein | 
| HDFS-15641 | DataNode could meet deadlock if invoke refreshNameNode | Critical | . | Hongbing Wang | Hongbing Wang | 
| MAPREDUCE-7302 | Upgrading to JUnit 4.13 causes testcase TestFetcher.testCorruptedIFile() to fail | Major | test | Peter Bacsko | Peter Bacsko | 
| HDFS-15644 | Failed volumes can cause DNs to stop block reporting | Major | block placement, datanode | Ahmed Hussein | Ahmed Hussein | 
| HADOOP-17236 | Bump up snakeyaml to 1.26 to mitigate CVE-2017-18640 | Major | . | Brahma Reddy Battula | Brahma Reddy Battula | 
| YARN-10467 | ContainerIdPBImpl objects can be leaked in RMNodeImpl.completedContainers | Major | resourcemanager | Haibo Chen | Haibo Chen | 
| HADOOP-17329 | mvn site commands fails due to MetricsSystemImpl changes | Major | . | Xiaoqiao He | Xiaoqiao He | 
| HDFS-15651 | Client could not obtain block when DN CommandProcessingThread exit | Major | . | Yiqun Lin | Mingxiang Li | 
| HADOOP-17340 | TestLdapGroupsMapping failing -string mismatch in exception validation | Major | test | Steve Loughran | Steve Loughran | 
| HADOOP-17352 | Update PATCH_NAMING_RULE in the personality file | Minor | build | Akira Ajisaka | Akira Ajisaka | 
| HDFS-15485 | Fix outdated properties of JournalNode when performing rollback | Minor | . | Deegue | Deegue | 
| HADOOP-17358 | Improve excessive reloading of Configurations | Major | conf | Ahmed Hussein | Ahmed Hussein | 
| HDFS-15538 | Fix the documentation for dfs.namenode.replication.max-streams in hdfs-default.xml | Major | . | Xieming Li | Xieming Li | 
| HADOOP-17362 | Doing hadoop ls on Har file triggers too many RPC calls | Major | fs | Ahmed Hussein | Ahmed Hussein | 
| YARN-10485 | TimelineConnector swallows InterruptedException | Major | . | Ahmed Hussein | Ahmed Hussein | 
| HADOOP-17360 | Log the remote address for authentication success | Minor | ipc | Ahmed Hussein | Ahmed Hussein | 
| HADOOP-17346 | Fair call queue is defeated by abusive service principals | Major | common, ipc | Ahmed Hussein | Ahmed Hussein | 
| YARN-10470 | When building new web ui with root user, the bower install should support it. | Major | build, yarn-ui-v2 | Qi Zhu | Qi Zhu | 
| YARN-10498 | Fix Yarn CapacityScheduler Markdown document | Trivial | documentation | zhaoshengjie | zhaoshengjie | 
| HDFS-15695 | NN should not let the balancer run in safemode | Major | namenode | Ahmed Hussein | Ahmed Hussein | 
| YARN-10511 | Update yarn.nodemanager.env-whitelist value in docs | Minor | documentation | Andrea Scarpino | Andrea Scarpino | 
| HDFS-15707 | NNTop counts don’t add up as expected | Major | hdfs, metrics, namenode | Ahmed Hussein | Ahmed Hussein | 
| HDFS-15709 | EC: Socket file descriptor leak in StripedBlockChecksumReconstructor | Major | datanode, ec, erasure-coding | Yushi Hayasaka | Yushi Hayasaka | 
| YARN-10491 | Fix deprecation warnings in SLSWebApp.java | Minor | build | Akira Ajisaka | Ankit Kumar | 
| HADOOP-13571 | ServerSocketUtil.getPort() should use loopback address, not 0.0.0.0 | Major | . | Eric Badger | Eric Badger | 
| HDFS-15725 | Lease Recovery never completes for a committed block which the DNs never finalize | Major | namenode | Stephen O’Donnell | Stephen O’Donnell | 
| HDFS-15170 | EC: Block gets marked as CORRUPT in case of failover and pipeline recovery | Critical | erasure-coding | Ayush Saxena | Ayush Saxena | 
| HDFS-15719 | [Hadoop 3] Both NameNodes can crash simultaneously due to the short JN socket timeout | Critical | . | Wei-Chiu Chuang | Wei-Chiu Chuang | 
| YARN-10560 | Upgrade node.js to 10.23.1 and yarn to 1.22.5 in Web UI v2 | Major | webapp, yarn-ui-v2 | Akira Ajisaka | Akira Ajisaka | 
| YARN-10528 | maxAMShare should only be accepted for leaf queues, not parent queues | Major | . | Siddharth Ahuja | Siddharth Ahuja | 
| HADOOP-17438 | Increase docker memory limit in Jenkins | Major | build, scripts, test, yetus | Ahmed Hussein | Ahmed Hussein | 
| MAPREDUCE-7310 | Clear the fileMap in JHEventHandlerForSigtermTest | Minor | test | Zhengxi Li | Zhengxi Li | 
| HADOOP-16947 | Stale record should be remove when MutableRollingAverages generating aggregate data. | Major | . | Haibin Huang | Haibin Huang | 
| HDFS-15632 | AbstractContractDeleteTest should set recursive parameter to true for recursive test cases. | Major | . | Konstantin Shvachko | Anton Kutuzov | 
| HDFS-10498 | Intermittent test failure org.apache.hadoop.hdfs.server.namenode.snapshot.TestSnapshotFileLength.testSnapshotfileLength | Major | hdfs, snapshots | Hanisha Koneru | Jim Brennan | 
| HADOOP-17506 | Fix typo in BUILDING.txt | Trivial | documentation | Gautham Banasandra | Gautham Banasandra | 
| HDFS-15795 | EC: Wrong checksum when reconstruction was failed by exception | Major | datanode, ec, erasure-coding | Yushi Hayasaka | Yushi Hayasaka | 
| HDFS-15779 | EC: fix NPE caused by StripedWriter.clearBuffers during reconstruct block | Major | . | Hongbing Wang | Hongbing Wang | 
| HDFS-15798 | EC: Reconstruct task failed, and It would be XmitsInProgress of DN has negative number | Major | . | Haiyang Hu | Haiyang Hu | 
| YARN-10428 | Zombie applications in the YARN queue using FAIR + sizebasedweight | Critical | capacityscheduler | Guang Yang | Andras Gyori | 
| YARN-10607 | User environment is unable to prepend PATH when mapreduce.admin.user.env also sets PATH | Major | . | Eric Badger | Eric Badger | 
| HADOOP-17516 | Upgrade ant to 1.10.9 | Major | . | Akira Ajisaka | Akira Ajisaka | 
| YARN-10500 | TestDelegationTokenRenewer fails intermittently | Major | test | Akira Ajisaka | Masatake Iwasaki | 
| HADOOP-17534 | Upgrade Jackson databind to 2.10.5.1 | Major | build | Adam Roberts | Akira Ajisaka | 
| MAPREDUCE-7323 | Remove job_history_summary.py | Major | . | Akira Ajisaka | Akira Ajisaka | 
| YARN-10647 | Fix TestRMNodeLabelsManager failed after YARN-10501. | Major | . | Qi Zhu | Qi Zhu | 
| HADOOP-17510 | Hadoop prints sensitive Cookie information. | Major | . | Renukaprasad C | Renukaprasad C | 
| HDFS-15422 | Reported IBR is partially replaced with stored info when queuing. | Critical | namenode | Kihwal Lee | Stephen O’Donnell | 
| YARN-10651 | CapacityScheduler crashed with NPE in AbstractYarnScheduler.updateNodeResource() | Major | . | Haibo Chen | Haibo Chen | 
| MAPREDUCE-7320 | ClusterMapReduceTestCase does not clean directories | Major | . | Ahmed Hussein | Ahmed Hussein | 
| HDFS-14013 | Skip any credentials stored in HDFS when starting ZKFC | Major | hdfs | Krzysztof Adamski | Stephen O’Donnell | 
| HDFS-15849 | ExpiredHeartbeats metric should be of Type.COUNTER | Major | metrics | Konstantin Shvachko | Qi Zhu | 
| YARN-10672 | All testcases in TestReservations are flaky | Major | . | Szilard Nemeth | Szilard Nemeth | 
| HADOOP-17557 | skip-dir option is not processed by Yetus | Major | build, precommit, yetus | Ahmed Hussein | Ahmed Hussein | 
| HDFS-15875 | Check whether file is being truncated before truncate | Major | . | Hui Fei | Hui Fei | 
| HADOOP-17582 | Replace GitHub App Token with GitHub OAuth token | Major | build | Akira Ajisaka | Akira Ajisaka | 
| YARN-10687 | Add option to disable/enable free disk space checking and percentage checking for full and not-full disks | Major | nodemanager | Qi Zhu | Qi Zhu | 
| HADOOP-17586 | Upgrade org.codehaus.woodstox:stax2-api to 4.2.1 | Major | . | Ayush Saxena | Ayush Saxena | 
| HADOOP-17585 | Correct timestamp format in the docs for the touch command | Major | . | Stephen O’Donnell | Stephen O’Donnell | 
| YARN-10588 | Percentage of queue and cluster is zero in WebUI | Major | . | Bilwa S T | Bilwa S T | 
| MAPREDUCE-7322 | revisiting TestMRIntermediateDataEncryption | Major | job submission, security, test | Ahmed Hussein | Ahmed Hussein | 
| HADOOP-17592 | Fix the wrong CIDR range example in Proxy User documentation | Minor | documentation | Kwangsun Noh | Kwangsun Noh | 
| YARN-10706 | Upgrade com.github.eirslett:frontend-maven-plugin to 1.11.2 | Major | buid | Mingliang Liu | Mingliang Liu | 
| MAPREDUCE-7325 | Intermediate data encryption is broken in LocalJobRunner | Major | job submission, security | Ahmed Hussein | Ahmed Hussein | 
| YARN-10697 | Resources are displayed in bytes in UI for schedulers other than capacity | Major | . | Bilwa S T | Bilwa S T | 
| HADOOP-17602 | Upgrade JUnit to 4.13.1 | Major | build, security, test | Ahmed Hussein | Ahmed Hussein | 
| HDFS-15900 | RBF: empty blockpool id on dfsrouter caused by UNAVAILABLE NameNode | Major | rbf | Harunobu Daikoku | Harunobu Daikoku | 
| YARN-10501 | Can’t remove all node labels after add node label without nodemanager port | Critical | yarn | caozhiqiang | caozhiqiang | 
| YARN-10716 | Fix typo in ContainerRuntime | Trivial | documentation | Wanqiang Ji | xishuhai | 
| HDFS-15950 | Remove unused hdfs.proto import | Major | hdfs-client | Gautham Banasandra | Gautham Banasandra | 
| HDFS-15949 | Fix integer overflow | Major | libhdfs++ | Gautham Banasandra | Gautham Banasandra | 
| HDFS-15948 | Fix test4tests for libhdfspp | Critical | build, libhdfs++ | Gautham Banasandra | Gautham Banasandra | 
| HADOOP-17608 | Fix TestKMS failure | Major | kms | Akira Ajisaka | Akira Ajisaka | 
| YARN-10460 | Upgrading to JUnit 4.13 causes tests in TestNodeStatusUpdater to fail | Major | nodemanager, test | Peter Bacsko | Peter Bacsko | 
| HADOOP-17641 | ITestWasbUriAndConfiguration.testCanonicalServiceName() failing now mockaccount exists | Minor | fs/azure, test | Steve Loughran | Steve Loughran | 
| HADOOP-17655 | Upgrade Jetty to 9.4.40 | Blocker | . | Akira Ajisaka | Akira Ajisaka | 
| YARN-10749 | Can’t remove all node labels after add node label without nodemanager port, broken by YARN-10647 | Major | . | D M Murali Krishna Reddy | D M Murali Krishna Reddy | 
| HDFS-15621 | Datanode DirectoryScanner uses excessive memory | Major | datanode | Stephen O’Donnell | Stephen O’Donnell | 
| YARN-10756 | Remove additional junit 4.11 dependency from javadoc | Major | build, test, timelineservice | ANANDA G B | Akira Ajisaka | 
| YARN-10555 | Missing access check before getAppAttempts | Critical | webapp | lujie | lujie | 
| HADOOP-17703 | checkcompatibility.py errors out when specifying annotations | Major | . | Wei-Chiu Chuang | Wei-Chiu Chuang | 
| HADOOP-14922 | Build of Mapreduce Native Task module fails with unknown opcode “bswap” | Major | . | Anup Halarnkar | Anup Halarnkar | 
| HADOOP-17718 | Explicitly set locale in the Dockerfile | Blocker | build | Wei-Chiu Chuang | Wei-Chiu Chuang | 
| HADOOP-17700 | ExitUtil#halt info log should log HaltException | Major | . | Viraj Jasani | Viraj Jasani | 
| YARN-10770 | container-executor permission is wrong in SecureContainer.md | Major | documentation | Akira Ajisaka | Siddharth Ahuja | 
| HDFS-15915 | Race condition with async edits logging due to updating txId outside of the namesystem log | Major | hdfs, namenode | Konstantin Shvachko | Konstantin Shvachko | 
| HDFS-16040 | RpcQueueTime metric counts requeued calls as unique events. | Major | hdfs | Simbarashe Dzinamarira | Simbarashe Dzinamarira | 
| YARN-10809 | testWithHbaseConfAtHdfsFileSystem consistently failing | Major | . | Viraj Jasani | Viraj Jasani | 
| HDFS-16055 | Quota is not preserved in snapshot INode | Major | hdfs | Siyao Meng | Siyao Meng | 
| HDFS-16068 | WebHdfsFileSystem has a possible connection leak in connection with HttpFS | Major | . | Takanobu Asanuma | Takanobu Asanuma | 
| YARN-10767 | Yarn Logs Command retrying on Standby RM for 30 times | Major | . | D M Murali Krishna Reddy | D M Murali Krishna Reddy | 
| HDFS-15618 | Improve datanode shutdown latency | Major | datanode | Ahmed Hussein | Ahmed Hussein | 
| HADOOP-17760 | Delete hadoop.ssl.enabled and dfs.https.enable from docs and core-default.xml | Major | documentation | Takanobu Asanuma | Takanobu Asanuma | 
| HDFS-13671 | Namenode deletes large dir slowly caused by FoldedTreeSet#removeAndGet | Major | . | Yiqun Lin | Haibin Huang | 
| HDFS-16061 | DFTestUtil.waitReplication can produce false positives | Major | hdfs | Ahmed Hussein | Ahmed Hussein | 
| HDFS-14575 | LeaseRenewer#daemon threads leak in DFSClient | Major | . | Tao Yang | Renukaprasad C | 
| YARN-10826 | [UI2] Upgrade Node.js to at least v12.22.1 | Major | yarn-ui-v2 | Akira Ajisaka | Masatake Iwasaki | 
| YARN-10828 | Backport YARN-9789 to branch-3.2 | Major | . | Tarun Parimi | Tarun Parimi | 
| HADOOP-17769 | Upgrade JUnit to 4.13.2 | Major | . | Ahmed Hussein | Ahmed Hussein | 
| YARN-10824 | Title not set for JHS and NM webpages | Major | . | Rajshree Mishra | Bilwa S T | 
| HDFS-16092 | Avoid creating LayoutFlags redundant objects | Major | . | Viraj Jasani | Viraj Jasani | 
| HDFS-16108 | Incorrect log placeholders used in JournalNodeSyncer | Minor | . | Viraj Jasani | Viraj Jasani | 
| MAPREDUCE-7353 | Mapreduce job fails when NM is stopped | Major | . | Bilwa S T | Bilwa S T | 
| HDFS-16121 | Iterative snapshot diff report can generate duplicate records for creates, deletes and Renames | Major | snapshots | Srinivasu Majeti | Shashikant Banerjee | 
| HDFS-15796 | ConcurrentModificationException error happens on NameNode occasionally | Critical | hdfs | Daniel Ma | Daniel Ma | 
| HADOOP-17793 | Better token validation | Major | . | Artem Smotrakov | Artem Smotrakov | 
| HDFS-16042 | DatanodeAdminMonitor scan should be delay based | Major | datanode | Ahmed Hussein | Ahmed Hussein | 
| HDFS-16127 | Improper pipeline close recovery causes a permanent write failure or data loss. | Major | . | Kihwal Lee | Kihwal Lee | 
| HADOOP-17028 | ViewFS should initialize target filesystems lazily | Major | client-mounts, fs, viewfs | Uma Maheswara Rao G | Abhishek Das | 
| HDFS-12920 | HDFS default value change (with adding time unit) breaks old version MR tarball work with Hadoop 3.x | Critical | configuration, hdfs | Junping Du | Akira Ajisaka | 
| YARN-10813 | Set default capacity of root for node labels | Major | . | Andras Gyori | Andras Gyori | 
| YARN-9551 | TestTimelineClientV2Impl.testSyncCall fails intermittently | Minor | ATSv2, test | Prabhu Joseph | Andras Gyori | 
| HDFS-15175 | Multiple CloseOp shared block instance causes the standby namenode to crash when rolling editlog | Critical | . | Yicong Cai | Wan Chang | 
| YARN-10789 | RM HA startup can fail due to race conditions in ZKConfigurationStore | Major | . | Tarun Parimi | Tarun Parimi | 
| YARN-6221 | Entities missing from ATS when summary log file info got returned to the ATS before the domain log | Critical | yarn | Sushmitha Sreenivasan | Xiaomin Zhang | 
| MAPREDUCE-7258 | HistoryServerRest.html#Task_Counters_API, modify the jobTaskCounters’s itemName from “taskcounterGroup” to “taskCounterGroup”. | Minor | documentation | jenny | jenny | 
| YARN-8990 | Fix fair scheduler race condition in app submit and queue cleanup | Blocker | fairscheduler | Wilfred Spiegelenburg | Wilfred Spiegelenburg | 
| YARN-8992 | Fair scheduler can delete a dynamic queue while an application attempt is being added to the queue | Major | fairscheduler | Haibo Chen | Wilfred Spiegelenburg | 
| HADOOP-17370 | Upgrade commons-compress to 1.21 | Major | common | Dongjoon Hyun | Akira Ajisaka | 
| HADOOP-17844 | Upgrade JSON smart to 2.4.7 | Major | . | Renukaprasad C | Renukaprasad C | 
| HADOOP-17850 | Upgrade ZooKeeper to 3.4.14 in branch-3.2 | Major | . | Akira Ajisaka | Masatake Iwasaki | 
| HDFS-16177 | Bug fix for Util#receiveFile | Minor | . | tomscut | tomscut | 
| YARN-10814 | YARN shouldn’t start with empty hadoop.http.authentication.signature.secret.file | Major | . | Benjamin Teke | Tamas Domok | 
| HADOOP-17858 | Avoid possible class loading deadlock with VerifierNone initialization | Major | . | Viraj Jasani | Viraj Jasani | 
| HADOOP-17886 | Upgrade ant to 1.10.11 | Major | . | Ahmed Hussein | Ahmed Hussein | 
| YARN-10901 | Permission checking error on an existing directory in LogAggregationFileController#verifyAndCreateRemoteLogDir | Major | nodemanager | Tamas Domok | Tamas Domok | 
| HDFS-16187 | SnapshotDiff behaviour with Xattrs and Acls is not consistent across NN restarts with checkpointing | Major | snapshots | Srinivasu Majeti | Shashikant Banerjee | 
| HDFS-16198 | Short circuit read leaks Slot objects when InvalidToken exception is thrown | Major | . | Eungsop Yoo | Eungsop Yoo | 
| HADOOP-17917 | Backport HADOOP-15993 to branch-3.2 which address CVE-2014-4611 | Major | . | Brahma Reddy Battula | Brahma Reddy Battula | 
| HDFS-16233 | Do not use exception handler to implement copy-on-write for EnumCounters | Major | namenode | Wei-Chiu Chuang | Wei-Chiu Chuang | 
| HDFS-16235 | Deadlock in LeaseRenewer for static remove method | Major | hdfs | angerszhu | angerszhu | 
| HADOOP-17940 | Upgrade Kafka to 2.8.1 | Major | . | Takanobu Asanuma | Takanobu Asanuma | 
| HDFS-16272 | Int overflow in computing safe length during EC block recovery | Critical | 3.1.1 | daimin | daimin | 
| HADOOP-17971 | Exclude IBM Java security classes from being shaded/relocated | Major | build | Nicholas Marion | Nicholas Marion | 
| HADOOP-17972 | Backport HADOOP-17683 for branch-3.2 | Major | security | Ananya Singh | Ananya Singh | 
| HADOOP-17993 | Disable JIRA plugin for YETUS on Hadoop | Critical | build | Gautham Banasandra | Gautham Banasandra | 
| HDFS-16182 | numOfReplicas is given the wrong value in  BlockPlacementPolicyDefault$chooseTarget can cause DataStreamer to fail with Heterogeneous Storage | Major | namanode | Max  Xie | Max  Xie | 
| HDFS-16350 | Datanode start time should be set after RPC server starts successfully | Minor | . | Viraj Jasani | Viraj Jasani | 
| HADOOP-13500 | Synchronizing iteration of Configuration properties object | Major | conf | Jason Darrell Lowe | Dhananjay Badaya | 
| HDFS-16317 | Backport HDFS-14729 for branch-3.2 | Major | security | Ananya Singh | Ananya Singh | 
| HDFS-14099 | Unknown frame descriptor when decompressing multiple frames in ZStandardDecompressor | Major | . | xuzq | xuzq | 
| HDFS-16410 | Insecure Xml parsing in OfflineEditsXmlLoader | Minor | . | Ashutosh Gupta | Ashutosh Gupta | 
| HDFS-16420 | Avoid deleting unique data blocks when deleting redundancy striped blocks | Critical | ec, erasure-coding | qinyuren | Jackson Wang | 
| HDFS-16428 | Source path with storagePolicy cause wrong typeConsumed while rename | Major | hdfs, namenode | lei w | lei w | 
| HDFS-16437 | ReverseXML processor doesn’t accept XML files without the SnapshotDiffSection. | Critical | hdfs | yanbin.zhang | yanbin.zhang | 
| HDFS-16422 | Fix thread safety of EC decoding during concurrent preads | Critical | dfsclient, ec, erasure-coding | daimin | daimin |