[ 
https://issues.apache.org/jira/browse/HDFS-15000?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17001227#comment-17001227
 ] 

Hadoop QA commented on HDFS-15000:
----------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m 
32s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:red}-1{color} | {color:red} test4tests {color} | {color:red}  0m  
0s{color} | {color:red} The patch doesn't appear to include any new or modified 
tests. Please justify why no new tests are needed for this patch. Also please 
list what manual steps were performed to verify this patch. {color} |
|| || || || {color:brown} trunk Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
25s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 18m 
35s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 15m 
19s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  2m 
23s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  2m 
37s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 
18m  5s{color} | {color:green} branch has no errors when building and testing 
our client artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  4m  
0s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  3m  
0s{color} | {color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
28s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  1m 
48s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 14m 
26s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 14m 
26s{color} | {color:green} the patch passed {color} |
| {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange}  
2m 32s{color} | {color:orange} root: The patch generated 7 new + 81 unchanged - 
0 fixed = 88 total (was 81) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  2m 
26s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:red}-1{color} | {color:red} shadedclient {color} | {color:red} 17m 
34s{color} | {color:red} patch has errors when building and testing our client 
artifacts. {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  2m 
29s{color} | {color:red} hadoop-hdfs-project/hadoop-hdfs generated 2 new + 0 
unchanged - 0 fixed = 2 total (was 0) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  2m 
57s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  9m  
0s{color} | {color:green} hadoop-common in the patch passed. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red}590m 14s{color} 
| {color:red} hadoop-hdfs in the patch failed. {color} |
| {color:red}-1{color} | {color:red} asflicense {color} | {color:red}  1m 
16s{color} | {color:red} The patch generated 1 ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black}710m 33s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| FindBugs | module:hadoop-hdfs-project/hadoop-hdfs |
|  |  Unread field:FsDatasetLock.java:[line 36] |
|  |  Condition.await() not in loop in 
org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetLock.releaseLockUntilFinish(Future)
  At 
FsDatasetLock.java:org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetLock.releaseLockUntilFinish(Future)
  At FsDatasetLock.java:[line 50] |
| Failed junit tests | hadoop.hdfs.TestFileStatus |
|   | hadoop.hdfs.shortcircuit.TestShortCircuitCache |
|   | hadoop.hdfs.TestQuota |
|   | hadoop.hdfs.TestMultiThreadedHflush |
|   | hadoop.hdfs.TestModTime |
|   | hadoop.hdfs.TestLargeBlock |
|   | hadoop.hdfs.server.datanode.TestDeleteBlockPool |
|   | 
hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerWithStripedBlocks |
|   | hadoop.hdfs.server.namenode.snapshot.TestFileContextSnapshot |
|   | hadoop.hdfs.server.blockmanagement.TestUnderReplicatedBlocks |
|   | hadoop.hdfs.TestDFSStorageStateRecovery |
|   | hadoop.fs.TestFcHdfsSetUMask |
|   | hadoop.hdfs.server.namenode.web.resources.TestWebHdfsDataLocality |
|   | hadoop.fs.contract.hdfs.TestHDFSContractGetFileStatus |
|   | hadoop.hdfs.TestDFSShell |
|   | hadoop.hdfs.TestDisableConnCache |
|   | hadoop.hdfs.server.namenode.TestNamenodeRetryCache |
|   | hadoop.hdfs.server.datanode.TestBlockHasMultipleReplicasOnSameDN |
|   | hadoop.hdfs.TestDatanodeReport |
|   | hadoop.hdfs.TestRollingUpgrade |
|   | hadoop.hdfs.server.namenode.TestDiskspaceQuotaUpdate |
|   | hadoop.hdfs.server.datanode.TestDataNodeVolumeFailure |
|   | hadoop.hdfs.server.namenode.TestFileLimit |
|   | hadoop.hdfs.TestParallelShortCircuitRead |
|   | hadoop.hdfs.protocol.datatransfer.sasl.TestSaslDataTransfer |
|   | hadoop.hdfs.TestBlockMissingException |
|   | hadoop.hdfs.server.datanode.TestDataNodeHotSwapVolumes |
|   | hadoop.hdfs.TestSafeModeWithStripedFileWithRandomECPolicy |
|   | 
hadoop.hdfs.server.namenode.snapshot.TestSnapshotNameWithInvalidCharacters |
|   | hadoop.hdfs.tools.TestStoragePolicySatisfyAdminCommands |
|   | hadoop.hdfs.server.namenode.TestRedudantBlocks |
|   | hadoop.hdfs.server.namenode.TestListOpenFiles |
|   | hadoop.hdfs.server.namenode.TestNamenodeCapacityReport |
|   | hadoop.hdfs.server.namenode.ha.TestSeveralNameNodes |
|   | hadoop.hdfs.TestFileConcurrentReader |
|   | hadoop.hdfs.server.namenode.ha.TestHarFileSystemWithHA |
|   | hadoop.hdfs.server.namenode.TestStripedINodeFile |
|   | 
hadoop.hdfs.server.namenode.snapshot.TestINodeFileUnderConstructionWithSnapshot 
|
|   | hadoop.hdfs.TestDecommission |
|   | hadoop.hdfs.TestMissingBlocksAlert |
|   | hadoop.hdfs.TestErasureCodingPolicyWithSnapshot |
|   | hadoop.hdfs.TestClose |
|   | hadoop.hdfs.server.namenode.TestNameEditsConfigs |
|   | hadoop.fs.loadGenerator.TestLoadGenerator |
|   | hadoop.hdfs.server.namenode.ha.TestHAAppend |
|   | hadoop.hdfs.server.namenode.TestBackupNode |
|   | hadoop.hdfs.TestDFSStartupVersions |
|   | hadoop.hdfs.server.namenode.metrics.TestNNMetricFilesInGetListingOps |
|   | hadoop.hdfs.server.namenode.TestAddStripedBlockInFBR |
|   | hadoop.hdfs.TestSafeModeWithStripedFile |
|   | hadoop.hdfs.TestDecommissionWithStripedBackoffMonitor |
|   | hadoop.hdfs.tools.TestDFSAdmin |
|   | hadoop.hdfs.TestDFSMkdirs |
|   | hadoop.hdfs.server.diskbalancer.command.TestDiskBalancerCommand |
|   | hadoop.hdfs.TestFSInputChecker |
|   | hadoop.hdfs.server.namenode.TestUpgradeDomainBlockPlacementPolicy |
|   | hadoop.hdfs.server.namenode.ha.TestStandbyIsHot |
|   | hadoop.hdfs.TestParallelUnixDomainRead |
|   | hadoop.hdfs.server.namenode.ha.TestStandbyBlockManagement |
|   | hadoop.fs.contract.hdfs.TestHDFSContractConcat |
|   | hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewer |
|   | hadoop.hdfs.server.namenode.ha.TestRetryCacheWithHA |
|   | hadoop.hdfs.TestSetTimes |
|   | hadoop.hdfs.server.namenode.TestGetContentSummaryWithPermission |
|   | hadoop.fs.TestEnhancedByteBufferAccess |
|   | hadoop.hdfs.TestByteBufferPread |
|   | hadoop.hdfs.TestDataTransferKeepalive |
|   | hadoop.hdfs.TestDFSRemove |
|   | hadoop.hdfs.tools.TestWebHDFSStoragePolicyCommands |
|   | hadoop.fs.viewfs.TestViewFsFileStatusHdfs |
|   | hadoop.hdfs.server.namenode.snapshot.TestSetQuotaWithSnapshot |
|   | hadoop.tracing.TestTracing |
|   | hadoop.hdfs.server.datanode.TestDiskError |
|   | hadoop.hdfs.TestDataStream |
|   | hadoop.hdfs.TestDeadNodeDetection |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestInterDatanodeProtocol |
|   | hadoop.hdfs.server.namenode.TestMetaSave |
|   | hadoop.fs.TestSymlinkHdfsFileSystem |
|   | hadoop.hdfs.TestFsShellPermission |
|   | hadoop.hdfs.server.blockmanagement.TestSequentialBlockId |
|   | hadoop.hdfs.server.namenode.sps.TestStoragePolicySatisfierWithStripedFile 
|
|   | hadoop.hdfs.server.namenode.TestLargeDirectoryDelete |
|   | hadoop.hdfs.server.namenode.TestFileContextXAttr |
|   | hadoop.hdfs.server.namenode.TestNameNodeXAttr |
|   | hadoop.hdfs.TestErasureCodingPolicies |
|   | hadoop.hdfs.server.namenode.TestFSImageWithSnapshot |
|   | hadoop.hdfs.TestParallelShortCircuitLegacyRead |
|   | hadoop.hdfs.server.datanode.TestBPOfferService |
|   | hadoop.hdfs.TestCrcCorruption |
|   | hadoop.hdfs.TestDecommissionWithStriped |
|   | hadoop.hdfs.TestDistributedFileSystemWithECFileWithRandomECPolicy |
|   | hadoop.hdfs.TestTrashWithSecureEncryptionZones |
|   | hadoop.hdfs.TestListFilesInFileContext |
|   | hadoop.hdfs.TestLeaseRecoveryStriped |
|   | hadoop.hdfs.server.datanode.TestDataNodeVolumeFailureToleration |
|   | hadoop.hdfs.server.blockmanagement.TestBlockManager |
|   | hadoop.hdfs.server.blockmanagement.TestNameNodePrunesMissingStorages |
|   | hadoop.hdfs.server.namenode.ha.TestHAMetrics |
|   | hadoop.hdfs.server.datanode.TestCachingStrategy |
|   | hadoop.hdfs.TestFileAppendRestart |
|   | hadoop.hdfs.server.blockmanagement.TestPendingDataNodeMessages |
|   | hadoop.hdfs.TestParallelShortCircuitReadNoChecksum |
|   | hadoop.hdfs.TestMiniDFSCluster |
|   | hadoop.hdfs.TestDFSRollback |
|   | hadoop.hdfs.shortcircuit.TestShortCircuitLocalRead |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestScrLazyPersistFiles |
|   | hadoop.hdfs.server.namenode.ha.TestPendingCorruptDnMessages |
|   | hadoop.hdfs.TestListFilesInDFS |
|   | hadoop.hdfs.server.namenode.TestDecommissioningStatus |
|   | hadoop.hdfs.TestMultipleNNPortQOP |
|   | hadoop.hdfs.server.namenode.snapshot.TestRandomOpsWithSnapshots |
|   | hadoop.cli.TestAclCLI |
|   | hadoop.hdfs.server.namenode.TestEditLogRace |
|   | 
hadoop.hdfs.server.blockmanagement.TestReconstructStripedBlocksWithRackAwareness
 |
|   | hadoop.hdfs.server.namenode.TestNamenodeStorageDirectives |
|   | hadoop.hdfs.server.namenode.snapshot.TestSnapshotFileLength |
|   | hadoop.hdfs.TestDecommissionWithBackoffMonitor |
|   | hadoop.hdfs.server.namenode.TestParallelImageWrite |
|   | hadoop.hdfs.TestDFSRename |
|   | hadoop.hdfs.TestAppendDifferentChecksum |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestFsDatasetImpl |
|   | hadoop.hdfs.TestDFSStripedOutputStreamWithFailureWithRandomECPolicy |
|   | hadoop.hdfs.TestRead |
|   | hadoop.hdfs.TestSafeMode |
|   | hadoop.hdfs.server.blockmanagement.TestNodeCount |
|   | hadoop.hdfs.TestDFSInputStream |
|   | hadoop.hdfs.TestErasureCodeBenchmarkThroughput |
|   | hadoop.hdfs.server.namenode.TestNestedEncryptionZones |
|   | hadoop.hdfs.server.namenode.TestNameNodeMXBean |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestLazyPersistReplicaRecovery 
|
|   | hadoop.hdfs.TestAbandonBlock |
|   | hadoop.hdfs.server.blockmanagement.TestBlockStatsMXBean |
|   | hadoop.fs.TestUrlStreamHandler |
|   | hadoop.hdfs.TestApplyingStoragePolicy |
|   | hadoop.hdfs.server.namenode.snapshot.TestSnapshottableDirListing |
|   | hadoop.hdfs.server.namenode.ha.TestPipelinesFailover |
|   | hadoop.hdfs.server.namenode.ha.TestFailoverWithBlockTokensEnabled |
|   | hadoop.hdfs.TestFileAppend2 |
|   | hadoop.fs.TestSymlinkHdfsDisable |
|   | hadoop.hdfs.tools.TestViewFSStoragePolicyCommands |
|   | hadoop.tracing.TestTracingShortCircuitLocalRead |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestLazyPersistLockedMemory |
|   | hadoop.hdfs.TestReadStripedFileWithDecodingDeletedData |
|   | hadoop.hdfs.TestErasureCodingPolicyWithSnapshotWithRandomECPolicy |
|   | hadoop.hdfs.TestReadWhileWriting |
|   | hadoop.hdfs.server.datanode.TestDataNodeFaultInjector |
|   | hadoop.hdfs.server.namenode.TestFSEditLogLoader |
|   | hadoop.fs.contract.hdfs.TestHDFSContractAppend |
|   | hadoop.hdfs.TestSmallBlock |
|   | hadoop.hdfs.server.datanode.TestTransferRbw |
|   | hadoop.hdfs.server.namenode.snapshot.TestSnapshotMetrics |
|   | hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForAcl |
|   | hadoop.hdfs.server.namenode.TestStartup |
|   | 
hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForStoragePolicy |
|   | hadoop.hdfs.server.datanode.TestCorruptMetadataFile |
|   | hadoop.hdfs.tools.TestDebugAdmin |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestDatanodeRestart |
|   | hadoop.hdfs.TestDatanodeDeath |
|   | 
hadoop.hdfs.server.datanode.fsdataset.impl.TestCacheByPmemMappableBlockLoader |
|   | hadoop.hdfs.server.balancer.TestBalancer |
|   | hadoop.hdfs.TestDFSUpgrade |
|   | hadoop.hdfs.server.namenode.TestINodeFile |
|   | hadoop.hdfs.server.datanode.TestTriggerBlockReport |
|   | hadoop.fs.viewfs.TestViewFileSystemWithTruncate |
|   | hadoop.fs.viewfs.TestViewFsDefaultValue |
|   | hadoop.hdfs.server.blockmanagement.TestComputeInvalidateWork |
|   | hadoop.hdfs.server.namenode.TestAddBlock |
|   | hadoop.hdfs.client.impl.TestBlockReaderRemote |
|   | hadoop.hdfs.web.TestWebHdfsUrl |
|   | 
hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForContentSummary |
|   | hadoop.hdfs.security.TestDelegationTokenForProxyUser |
|   | hadoop.hdfs.TestDFSPermission |
|   | hadoop.hdfs.server.namenode.TestAddStripedBlocks |
|   | hadoop.hdfs.server.namenode.TestReconstructStripedBlocks |
|   | hadoop.tools.TestJMXGet |
|   | hadoop.hdfs.TestDFSInotifyEventInputStream |
|   | hadoop.hdfs.TestReservedRawPaths |
|   | hadoop.hdfs.TestErasureCodingMultipleRacks |
|   | hadoop.hdfs.TestGetBlocks |
|   | hadoop.hdfs.web.TestWebHDFSForHA |
|   | hadoop.hdfs.server.namenode.TestDeleteRace |
|   | hadoop.hdfs.TestSeekBug |
|   | hadoop.hdfs.server.diskbalancer.TestDiskBalancerRPC |
|   | hadoop.hdfs.TestSnapshotCommands |
|   | hadoop.hdfs.TestFileCreationDelete |
|   | hadoop.hdfs.server.blockmanagement.TestOverReplicatedBlocks |
|   | hadoop.fs.contract.hdfs.TestHDFSContractRename |
|   | hadoop.hdfs.web.TestWebHDFSXAttr |
|   | hadoop.hdfs.security.TestDelegationToken |
|   | hadoop.hdfs.server.namenode.ha.TestQuotasWithHA |
|   | hadoop.hdfs.server.namenode.snapshot.TestGetContentSummaryWithSnapshot |
|   | hadoop.hdfs.TestEncryptionZonesWithHA |
|   | hadoop.hdfs.TestParallelRead |
|   | hadoop.hdfs.TestExternalBlockReader |
|   | hadoop.hdfs.web.TestWebHdfsWithMultipleNameNodes |
|   | hadoop.hdfs.server.datanode.TestDataNodeErasureCodingMetrics |
|   | hadoop.hdfs.server.datanode.TestDataNodeTcpNoDelay |
|   | hadoop.hdfs.TestBlocksScheduledCounter |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestFsVolumeList |
|   | hadoop.hdfs.server.namenode.TestDefaultBlockPlacementPolicy |
|   | hadoop.hdfs.web.TestHttpsFileSystem |
|   | hadoop.hdfs.TestHDFSTrash |
|   | hadoop.hdfs.server.datanode.TestDnRespectsBlockReportSplitThreshold |
|   | hadoop.security.TestPermission |
|   | hadoop.hdfs.server.datanode.TestDataNodeMetrics |
|   | hadoop.hdfs.server.namenode.ha.TestHAStateTransitions |
|   | hadoop.hdfs.TestRenameWhileOpen |
|   | hadoop.hdfs.TestStripedFileAppend |
|   | hadoop.hdfs.server.namenode.TestAuditLogger |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestProvidedImpl |
|   | hadoop.hdfs.TestDFSClientFailover |
|   | hadoop.fs.shell.TestHdfsTextCommand |
|   | hadoop.hdfs.server.datanode.TestHSync |
|   | hadoop.hdfs.server.namenode.snapshot.TestUpdatePipelineWithSnapshots |
|   | hadoop.hdfs.TestFileAppend4 |
|   | hadoop.hdfs.server.datanode.TestNNHandlesCombinedBlockReport |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestLazyPersistFiles |
|   | hadoop.hdfs.server.blockmanagement.TestBlockTokenWithDFS |
|   | hadoop.fs.contract.hdfs.TestHDFSContractUnbuffer |
|   | hadoop.hdfs.TestReadStripedFileWithDecoding |
|   | hadoop.hdfs.server.datanode.TestDataNodeRollingUpgrade |
|   | hadoop.hdfs.TestStateAlignmentContextWithHA |
|   | hadoop.fs.contract.hdfs.TestHDFSContractMkdir |
|   | hadoop.hdfs.TestDFSOutputStream |
|   | hadoop.hdfs.server.namenode.snapshot.TestSnapshotRename |
|   | hadoop.hdfs.server.datanode.TestBlockScanner |
|   | hadoop.hdfs.TestDistributedFileSystemWithECFile |
|   | hadoop.hdfs.server.namenode.snapshot.TestSnapshotReplication |
|   | 
hadoop.hdfs.server.datanode.fsdataset.impl.TestLazyPersistReplicaPlacement |
|   | hadoop.hdfs.server.datanode.TestDataNodeMXBean |
|   | hadoop.hdfs.server.datanode.TestFsDatasetCacheRevocation |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestLazyWriter |
|   | hadoop.hdfs.TestAppendSnapshotTruncate |
|   | hadoop.hdfs.server.datanode.fsdataset.impl.TestFsDatasetCache |
|   | hadoop.hdfs.client.impl.TestClientBlockVerification |
|   | hadoop.hdfs.TestSecureEncryptionZoneWithKMS |
|   | hadoop.hdfs.server.datanode.TestNNHandlesBlockReportPerStorage |
|   | hadoop.hdfs.server.datanode.TestIncrementalBrVariations |
|   | hadoop.hdfs.TestFSOutputSummer |
|   | hadoop.hdfs.tools.TestStoragePolicyCommands |
|   | hadoop.hdfs.TestErasureCodingPoliciesWithRandomECPolicy |
|   | hadoop.hdfs.TestAclsEndToEnd |
|   | hadoop.hdfs.server.datanode.TestBlockReplacement |
|   | hadoop.cli.TestAclCLIWithPosixAclInheritance |
|   | hadoop.hdfs.server.blockmanagement.TestBlockTokenWithDFSStriped |
|   | hadoop.hdfs.TestLeaseRecovery |
|   | hadoop.hdfs.server.blockmanagement.TestBlockInfoStriped |
|   | hadoop.hdfs.client.impl.TestBlockReaderFactory |
|   | hadoop.hdfs.server.diskbalancer.TestDiskBalancer |
|   | hadoop.hdfs.TestDFSUpgradeFromImage |
|   | hadoop.hdfs.TestReadStripedFileWithMissingBlocks |
|   | hadoop.hdfs.TestDFSFinalize |
|   | hadoop.hdfs.TestFileLengthOnClusterRestart |
|   | hadoop.hdfs.TestUnsetAndChangeDirectoryEcPolicy |
|   | hadoop.hdfs.TestDFSClientExcludedNodes |
|   | hadoop.hdfs.TestLocalDFS |
|   | hadoop.hdfs.server.blockmanagement.TestRBWBlockInvalidation |
|   | hadoop.hdfs.TestHdfsAdmin |
\\
\\
|| Subsystem || Report/Notes ||
| Docker | Client=19.03.5 Server=19.03.5 Image:yetus/hadoop:e573ea49085 |
| JIRA Issue | HDFS-15000 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12989259/HDFS-15000.001.patch |
| Optional Tests |  dupname  asflicense  compile  javac  javadoc  mvninstall  
mvnsite  unit  shadedclient  findbugs  checkstyle  |
| uname | Linux 0682f06b6b06 4.15.0-58-generic #64-Ubuntu SMP Tue Aug 6 
11:12:41 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / f777cd3 |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_232 |
| findbugs | v3.1.0-RC1 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28552/artifact/out/diff-checkstyle-root.txt
 |
| findbugs | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28552/artifact/out/new-findbugs-hadoop-hdfs-project_hadoop-hdfs.html
 |
| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28552/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28552/testReport/ |
| asflicense | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28552/artifact/out/patch-asflicense-problems.txt
 |
| Max. process+thread count | 3525 (vs. ulimit of 5500) |
| modules | C: hadoop-common-project/hadoop-common 
hadoop-hdfs-project/hadoop-hdfs U: . |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28552/console |
| Powered by | Apache Yetus 0.8.0   http://yetus.apache.org |


This message was automatically generated.



> Improve FsDatasetImpl to avoid IO operation in datasetLock
> ----------------------------------------------------------
>
>                 Key: HDFS-15000
>                 URL: https://issues.apache.org/jira/browse/HDFS-15000
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: datanode
>            Reporter: Xiaoqiao He
>            Assignee: Aiphago
>            Priority: Major
>         Attachments: HDFS-15000.001.patch
>
>
> As HDFS-14997 mentioned, some methods in #FsDatasetImpl such as 
> #finalizeBlock, #finalizeReplica, #createRbw includes IO operation in the 
> datasetLock, It will block some logic when IO load is very high. We should 
> reduce grain fineness or move IO operation out of datasetLock.



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