[VOTE] Release Apache Hadoop 3.2.2 - RC1

2020-11-03 Thread Xiaoqiao He
Hi folks,

I have put together a release candidate (RC1) for Hadoop-3.2.2.

It contains *473[1]* fixed jira issues since 3.2.1 release which also
include many features and improvements(Please reference the full set of
release notes).

The RC is available at:
http://people.apache.org/~hexiaoqiao/hadoop-3.2.2-RC1
The RC tag in github is here:
https://github.com/apache/hadoop/tree/release-3.2.2-RC1
The maven artifacts are staged at:
https://repository.apache.org/content/repositories/orgapachehadoop-1286

You can find my public key at:
http://svn.apache.org/repos/asf/hadoop/common/dist/KEYS or
https://people.apache.org/keys/committer/hexiaoqiao.asc directly.

Please try the release and vote. The vote will run for 5 days until
2020/11/09 at 00:00 CST.

I have done a simple testing with my pseudo cluster.
* Verify gpg sign and md5sum.
* Setup pseudo cluster with HDFS and YARN.
* Run simple Shell/Job.
* Check the web UI of
NameNode/DFSRouter/DataNode/Resourcemanager/NodeManager.
My +1 to start.

NOTE:
A. Explanation about RC1 rather than RC0. After code freeze for RC0 there
are several new critical issues merged so create RC1.
B. Thanks Sunil/Wei-Chiu/Sammi Chen/Eric Badger for your very helpful guide.

Thanks
He Xiaoqiao

[1]
https://issues.apache.org/jira/secure/Dashboard.jspa?selectPageId=12335948


Apache Hadoop qbt Report: branch-2.10+JDK7 on Linux/x86_64

2020-11-03 Thread Apache Jenkins Server
For more details, see 
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/

No changes




-1 overall


The following subsystems voted -1:
asflicense hadolint jshint pathlen unit xml


The following subsystems voted -1 but
were configured to be filtered/ignored:
cc checkstyle javac javadoc pylint shellcheck shelldocs whitespace


The following subsystems are considered long running:
(runtime bigger than 1h  0m  0s)
unit


Specific tests:

XML :

   Parsing Error(s): 
   hadoop-build-tools/src/main/resources/checkstyle/checkstyle.xml 
   hadoop-build-tools/src/main/resources/checkstyle/suppressions.xml 
   
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/conf/empty-configuration.xml
 
   hadoop-tools/hadoop-azure/src/config/checkstyle-suppressions.xml 
   hadoop-tools/hadoop-azure/src/config/checkstyle.xml 
   hadoop-tools/hadoop-resourceestimator/src/config/checkstyle.xml 
   hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/public/crossdomain.xml 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/public/crossdomain.xml
 

Failed junit tests :

   hadoop.util.TestDiskCheckerWithDiskIo 
   hadoop.contrib.bkjournal.TestBookKeeperHACheckpoints 
   
hadoop.hdfs.server.blockmanagement.TestReplicationPolicyWithUpgradeDomain 
   hadoop.hdfs.qjournal.server.TestJournalNodeRespectsBindHostKeys 
   hadoop.contrib.bkjournal.TestBookKeeperHACheckpoints 
   hadoop.hdfs.server.federation.router.TestRouterNamenodeHeartbeat 
   hadoop.hdfs.server.federation.resolver.order.TestLocalResolver 
   hadoop.hdfs.server.federation.router.TestRouterQuota 
   hadoop.hdfs.server.federation.resolver.TestMultipleDestinationResolver 
   hadoop.yarn.server.resourcemanager.TestClientRMService 
   hadoop.mapreduce.jobhistory.TestHistoryViewerPrinter 
   hadoop.mapreduce.v2.hs.TestJobHistoryParsing 
   hadoop.tools.TestDistCpSystem 
   hadoop.resourceestimator.service.TestResourceEstimatorService 
   hadoop.resourceestimator.solver.impl.TestLpSolver 
  

   jshint:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/diff-patch-jshint.txt
  [208K]

   cc:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/diff-compile-cc-root.txt
  [4.0K]

   javac:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/diff-compile-javac-root.txt
  [460K]

   checkstyle:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/diff-checkstyle-root.txt
  [16M]

   hadolint:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/diff-patch-hadolint.txt
  [4.0K]

   pathlen:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/pathlen.txt
  [12K]

   pylint:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/diff-patch-pylint.txt
  [60K]

   shellcheck:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/diff-patch-shellcheck.txt
  [56K]

   shelldocs:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/diff-patch-shelldocs.txt
  [8.0K]

   whitespace:

   
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  [12M]
   
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  [1.3M]

   xml:

   
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  [4.0K]

   javadoc:

   
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  [20K]

   unit:

   
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  [216K]
   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
  [272K]
   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs_src_contrib_bkjournal.txt
  [12K]
   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs-rbf.txt
  [36K]
   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager.txt
  [120K]
   
https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/105/artifact/out/patch-unit-hadoop-yarn-pro

Fwd: Heads-up, Apache Yetus looking for feedback on RC with lots of changes

2020-11-03 Thread Wei-Chiu Chuang
Forwarding to the Hadoop devs

-- Forwarded message -
From: Sean Busbey 
Date: Tue, Nov 3, 2020 at 9:51 AM
Subject: Heads-up, Apache Yetus looking for feedback on RC with lots of
changes
To: dev 


Hi folks!

FYI, Apache Yetus is doing RCs for their 0.13.0 release and it's got a
lot of changes. Summary from the release manager:

> This release is huge, potentially the biggest one we've done since
project launch. There are a
> lot of changes, many incompatible.  There is a lot of new/reworked
documentation.  Please plan
> on spending some time with it, as this one will almost certainly not be a
drop-in replacement.

The current RC is going to fail due to some issues that came up in
testing of the candidate.

d...@yetus.apache.org subject "[VOTE] Apache Yetus 0.13.0-RC2"
https://lists.apache.org/thread.html/re5d9957989e2311d36ee6ffa0e4c0c3d68d25b9429546104a5f02851%40%3Cdev.yetus.apache.org%3E

The Yetus community is looking for some feedback from downstream users
who rely on yetus on ASF build infrastructure. I think HBase is one of
the larger projects using Yetus at the ASF, so it'd be good if we
could try out things and see how they go before things get too far
with additional release candidates.

I don't have cycles at the moment so I thought I'd send this heads up
to the wider audience.

If you're game, please give a ping here and join the yetus dev mailing
list. I'm happy to give pointers to where things would need to change
for folks who aren't already familiar with the community build infra.


Apache Hadoop qbt Report: trunk+JDK8 on Linux/x86_64

2020-11-03 Thread Apache Jenkins Server
For more details, see 
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/

[Nov 2, 2020 9:52:58 AM] (noreply) YARN-10469.  YARN-UI2 The accuracy of the 
percentage values in the same chart on the YARN 'Cluster OverView' page are 
inconsistent (#2401)
[Nov 2, 2020 4:55:06 PM] (Eric Payne) YARN-10475: Scale RM-NM heartbeat 
interval based on node utilization. Contributed by Jim Brennan (Jim_Brennan).
[Nov 3, 2020 12:07:04 AM] (Wei-Chiu Chuang) HADOOP-17030. Remove unused 
joda-time. Contributed by Wei-Chiu Chuang.




-1 overall


The following subsystems voted -1:
pathlen unit xml


The following subsystems voted -1 but
were configured to be filtered/ignored:
cc checkstyle javac javadoc pylint shellcheck shelldocs whitespace


The following subsystems are considered long running:
(runtime bigger than 1h  0m  0s)
unit


Specific tests:

XML :

   Parsing Error(s): 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-excerpt.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-missing-tags.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-missing-tags2.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-sample-output.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/fair-scheduler-invalid.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/yarn-site-with-invalid-allocation-file-ref.xml
 

Failed junit tests :

   hadoop.security.TestLdapGroupsMapping 
   hadoop.hdfs.TestFileChecksum 
   hadoop.hdfs.TestFileChecksumCompositeCrc 
   hadoop.hdfs.TestSafeModeWithStripedFileWithRandomECPolicy 
   hadoop.hdfs.server.federation.router.TestRouterRpc 
   hadoop.yarn.server.nodemanager.TestNodeManagerResync 
   
hadoop.yarn.server.nodemanager.containermanager.monitor.TestContainersMonitor 
   hadoop.yarn.server.nodemanager.TestNodeManagerShutdown 
   hadoop.yarn.server.nodemanager.containermanager.TestContainerManager 
   
hadoop.yarn.server.nodemanager.containermanager.launcher.TestContainerLaunch 
   hadoop.yarn.applications.distributedshell.TestDistributedShell 
   hadoop.fs.azure.TestNativeAzureFileSystemOperationsMocked 
   hadoop.fs.azure.TestNativeAzureFileSystemMocked 
   hadoop.fs.azure.TestBlobMetadata 
   hadoop.fs.azure.TestNativeAzureFileSystemConcurrency 
   hadoop.fs.azure.TestNativeAzureFileSystemFileNameCheck 
   hadoop.fs.azure.TestNativeAzureFileSystemContractMocked 
   hadoop.fs.azure.TestWasbFsck 
   hadoop.fs.azure.TestOutOfBandAzureBlobOperations 
  

   cc:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/diff-compile-cc-root.txt
  [48K]

   javac:

   
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  [568K]

   checkstyle:

   
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  [16M]

   pathlen:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/pathlen.txt
  [12K]

   pylint:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/diff-patch-pylint.txt
  [60K]

   shellcheck:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/diff-patch-shellcheck.txt
  [20K]

   shelldocs:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/diff-patch-shelldocs.txt
  [44K]

   whitespace:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/whitespace-eol.txt
  [13M]
   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/whitespace-tabs.txt
  [2.0M]

   xml:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/xml.txt
  [24K]

   javadoc:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/diff-javadoc-javadoc-root.txt
  [2.0M]

   unit:

   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/patch-unit-hadoop-common-project_hadoop-common.txt
  [228K]
   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
  [416K]
   
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/314/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs-rbf.txt
  [452K]
   
https://ci-hadoop.apache.org/job/hadoop-

Apache Hadoop qbt Report: trunk+JDK11 on Linux/x86_64

2020-11-03 Thread Apache Jenkins Server
For more details, see 
https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java11-linux-x86_64/47/

[Nov 2, 2020 9:52:58 AM] (noreply) YARN-10469.  YARN-UI2 The accuracy of the 
percentage values in the same chart on the YARN 'Cluster OverView' page are 
inconsistent (#2401)
[Nov 2, 2020 4:55:06 PM] (Eric Payne) YARN-10475: Scale RM-NM heartbeat 
interval based on node utilization. Contributed by Jim Brennan (Jim_Brennan).
[Nov 3, 2020 12:07:04 AM] (Wei-Chiu Chuang) HADOOP-17030. Remove unused 
joda-time. Contributed by Wei-Chiu Chuang.




-1 overall


The following subsystems voted -1:
blanks findbugs mvnsite pathlen shadedclient unit xml


The following subsystems voted -1 but
were configured to be filtered/ignored:
cc checkstyle javac javadoc pylint shellcheck shelldocs


The following subsystems are considered long running:
(runtime bigger than 1h  0m  0s)
unit


Specific tests:

XML :

   Parsing Error(s): 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-excerpt.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-missing-tags.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-missing-tags2.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-sample-output.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/fair-scheduler-invalid.xml
 
   
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/yarn-site-with-invalid-allocation-file-ref.xml
 

findbugs :

   module:hadoop-hdfs-project/hadoop-hdfs 
   Redundant nullcheck of oldLock, which is known to be non-null in 
org.apache.hadoop.hdfs.server.datanode.DataStorage.isPreUpgradableLayout(Storage$StorageDirectory)
 Redundant null check at DataStorage.java:is known to be non-null in 
org.apache.hadoop.hdfs.server.datanode.DataStorage.isPreUpgradableLayout(Storage$StorageDirectory)
 Redundant null check at DataStorage.java:[line 694] 

findbugs :

   module:hadoop-hdfs-project 
   Redundant nullcheck of oldLock, which is known to be non-null in 
org.apache.hadoop.hdfs.server.datanode.DataStorage.isPreUpgradableLayout(Storage$StorageDirectory)
 Redundant null check at DataStorage.java:is known to be non-null in 
org.apache.hadoop.hdfs.server.datanode.DataStorage.isPreUpgradableLayout(Storage$StorageDirectory)
 Redundant null check at DataStorage.java:[line 694] 

findbugs :

   module:hadoop-yarn-project/hadoop-yarn 
   Redundant nullcheck of it, which is known to be non-null in 
org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.recoverTrackerResources(LocalResourcesTracker,
 NMStateStoreService$LocalResourceTrackerState) Redundant null check at 
ResourceLocalizationService.java:is known to be non-null in 
org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.recoverTrackerResources(LocalResourcesTracker,
 NMStateStoreService$LocalResourceTrackerState) Redundant null check at 
ResourceLocalizationService.java:[line 343] 
   Redundant nullcheck of it, which is known to be non-null in 
org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.recoverTrackerResources(LocalResourcesTracker,
 NMStateStoreService$LocalResourceTrackerState) Redundant null check at 
ResourceLocalizationService.java:is known to be non-null in 
org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.recoverTrackerResources(LocalResourcesTracker,
 NMStateStoreService$LocalResourceTrackerState) Redundant null check at 
ResourceLocalizationService.java:[line 356] 
   Boxed value is unboxed and then immediately reboxed in 
org.apache.hadoop.yarn.server.timelineservice.storage.common.ColumnRWHelper.readResultsWithTimestamps(Result,
 byte[], byte[], KeyConverter, ValueConverter, boolean) At 
ColumnRWHelper.java:then immediately reboxed in 
org.apache.hadoop.yarn.server.timelineservice.storage.common.ColumnRWHelper.readResultsWithTimestamps(Result,
 byte[], byte[], KeyConverter, ValueConverter, boolean) At 
ColumnRWHelper.java:[line 333] 

findbugs :

   module:hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server 
   Redundant nullcheck of it, which is known to be non-null in 
org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.recoverTrackerResources(LocalResourcesTracker,
 NMStateStoreService$LocalResourceTrackerState) Redundant null check at 
ResourceLocalizationService.java:is known to be non-null in 
org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.Resource

[jira] [Resolved] (HDFS-15237) Get checksum of EC file failed, when some block is missing or corrupt

2020-11-03 Thread Akira Ajisaka (Jira)


 [ 
https://issues.apache.org/jira/browse/HDFS-15237?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Akira Ajisaka resolved HDFS-15237.
--
Fix Version/s: (was: 3.2.2)
 Assignee: (was: zhengchenyu)
   Resolution: Duplicate

The fix seems the same as HDFS-15643. Closing this as duplicate.
Thanks [~zhengchenyu].

> Get checksum of EC file failed, when some block is missing or corrupt
> -
>
> Key: HDFS-15237
> URL: https://issues.apache.org/jira/browse/HDFS-15237
> Project: Hadoop HDFS
>  Issue Type: Bug
>  Components: ec, hdfs
>Affects Versions: 3.2.1
>Reporter: zhengchenyu
>Priority: Blocker
>  Labels: pull-request-available
> Attachments: HDFS-15237.001.patch
>
>  Time Spent: 50m
>  Remaining Estimate: 0h
>
> When we distcp from an ec directory to another one, I found some error like 
> this.
> {code}
> 2020-03-20 20:18:21,366 WARN [main] 
> org.apache.hadoop.hdfs.FileChecksumHelper: src=/EC/6-3//000325_0, 
> datanodes[6]=DatanodeInfoWithStorage[10.200.128.40:9866,DS-65ac4407-9d33-4c59-8f72-dd1d80d26d9f,DISK]2020-03-20
>  20:18:21,366 WARN [main] org.apache.hadoop.hdfs.FileChecksumHelper: 
> src=/EC/6-3//000325_0, 
> datanodes[6]=DatanodeInfoWithStorage[10.200.128.40:9866,DS-65ac4407-9d33-4c59-8f72-dd1d80d26d9f,DISK]java.io.EOFException:
>  Unexpected EOF while trying to read response from server at 
> org.apache.hadoop.hdfs.protocolPB.PBHelperClient.vintPrefixed(PBHelperClient.java:550)
>  at 
> org.apache.hadoop.hdfs.FileChecksumHelper$StripedFileNonStripedChecksumComputer.tryDatanode(FileChecksumHelper.java:709)
>  at 
> org.apache.hadoop.hdfs.FileChecksumHelper$StripedFileNonStripedChecksumComputer.checksumBlockGroup(FileChecksumHelper.java:664)
>  at 
> org.apache.hadoop.hdfs.FileChecksumHelper$StripedFileNonStripedChecksumComputer.checksumBlocks(FileChecksumHelper.java:638)
>  at 
> org.apache.hadoop.hdfs.FileChecksumHelper$FileChecksumComputer.compute(FileChecksumHelper.java:252)
>  at 
> org.apache.hadoop.hdfs.DFSClient.getFileChecksumInternal(DFSClient.java:1790) 
> at 
> org.apache.hadoop.hdfs.DFSClient.getFileChecksumWithCombineMode(DFSClient.java:1810)
>  at 
> org.apache.hadoop.hdfs.DistributedFileSystem$33.doCall(DistributedFileSystem.java:1691)
>  at 
> org.apache.hadoop.hdfs.DistributedFileSystem$33.doCall(DistributedFileSystem.java:1688)
>  at 
> org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
>  at 
> org.apache.hadoop.hdfs.DistributedFileSystem.getFileChecksum(DistributedFileSystem.java:1700)
>  at 
> org.apache.hadoop.tools.mapred.RetriableFileCopyCommand.doCopy(RetriableFileCopyCommand.java:138)
>  at 
> org.apache.hadoop.tools.mapred.RetriableFileCopyCommand.doExecute(RetriableFileCopyCommand.java:115)
>  at 
> org.apache.hadoop.tools.util.RetriableCommand.execute(RetriableCommand.java:87)
>  at 
> org.apache.hadoop.tools.mapred.CopyMapper.copyFileWithRetry(CopyMapper.java:259)
>  at org.apache.hadoop.tools.mapred.CopyMapper.map(CopyMapper.java:220) at 
> org.apache.hadoop.tools.mapred.CopyMapper.map(CopyMapper.java:48) at 
> org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:146) at 
> org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:799) at 
> org.apache.hadoop.mapred.MapTask.run(MapTask.java:347) at 
> org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:174) at 
> java.security.AccessController.doPrivileged(Native Method) at 
> javax.security.auth.Subject.doAs(Subject.java:422) at 
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1730)
>  at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:168)
> {code}
> And Then I found some error in datanode like this
> {code}
> 2020-03-20 20:54:16,573 INFO 
> org.apache.hadoop.hdfs.protocol.datatransfer.sasl.SaslDataTransferClient: 
> SASL encryption trust check: localHostTrusted = false, remoteHostTrusted = 
> false
> 2020-03-20 20:54:16,577 ERROR 
> org.apache.hadoop.hdfs.server.datanode.DataNode: 
> bd-hadoop-128050.zeus.lianjia.com:9866:DataXceiver error processing 
> BLOCK_GROUP_CHECKSUM operation src: /10.201.1.38:33264 dst: 
> /10.200.128.50:9866
> java.lang.UnsupportedOperationException
>  at java.nio.ByteBuffer.array(ByteBuffer.java:994)
>  at 
> org.apache.hadoop.hdfs.server.datanode.erasurecode.StripedBlockChecksumReconstructor.reconstruct(StripedBlockChecksumReconstructor.java:90)
>  at 
> org.apache.hadoop.hdfs.server.datanode.BlockChecksumHelper$BlockGroupNonStripedChecksumComputer.recalculateChecksum(BlockChecksumHelper.java:711)
>  at 
> org.apache.hadoop.hdfs.server.datanode.BlockChecksumHelper$BlockGroupNonStripedChecksumComputer.compute(BlockChecksumHelper.java:489)
>  at 
> org.apache.hadoop.hdfs.server.datanode.DataXceiver.blockGroupChecksum(DataXceiver.java:1047)
>