[
https://issues.apache.org/jira/browse/HDFS-15237?focusedWorklogId=484897&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-484897
]
ASF GitHub Bot logged work on HDFS-15237:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 16/Sep/20 03:19
Start Date: 16/Sep/20 03:19
Worklog Time Spent: 10m
Work Description: hadoop-yetus commented on pull request #2306:
URL: https://github.com/apache/hadoop/pull/2306#issuecomment-693145756
:broken_heart: **-1 overall**
| Vote | Subsystem | Runtime | Comment |
|:----:|----------:|--------:|:--------|
| +0 :ok: | reexec | 4m 3s | Docker mode activated. |
||| _ Prechecks _ |
| +1 :green_heart: | dupname | 0m 0s | No case conflicting files
found. |
| +1 :green_heart: | @author | 0m 0s | The patch does not contain any
@author tags. |
| +1 :green_heart: | test4tests | 0m 0s | The patch appears to include
1 new or modified test files. |
||| _ trunk Compile Tests _ |
| +1 :green_heart: | mvninstall | 28m 52s | trunk passed |
| +1 :green_heart: | compile | 1m 17s | trunk passed with JDK
Ubuntu-11.0.8+10-post-Ubuntu-0ubuntu118.04.1 |
| +1 :green_heart: | compile | 1m 11s | trunk passed with JDK Private
Build-1.8.0_265-8u265-b01-0ubuntu2~18.04-b01 |
| +1 :green_heart: | checkstyle | 0m 48s | trunk passed |
| +1 :green_heart: | mvnsite | 1m 26s | trunk passed |
| +1 :green_heart: | shadedclient | 19m 28s | branch has no errors when
building and testing our client artifacts. |
| +1 :green_heart: | javadoc | 0m 58s | trunk passed with JDK
Ubuntu-11.0.8+10-post-Ubuntu-0ubuntu118.04.1 |
| +1 :green_heart: | javadoc | 1m 34s | trunk passed with JDK Private
Build-1.8.0_265-8u265-b01-0ubuntu2~18.04-b01 |
| +0 :ok: | spotbugs | 3m 28s | Used deprecated FindBugs config;
considering switching to SpotBugs. |
| +1 :green_heart: | findbugs | 3m 26s | trunk passed |
||| _ Patch Compile Tests _ |
| +1 :green_heart: | mvninstall | 1m 19s | the patch passed |
| +1 :green_heart: | compile | 1m 19s | the patch passed with JDK
Ubuntu-11.0.8+10-post-Ubuntu-0ubuntu118.04.1 |
| +1 :green_heart: | javac | 1m 19s | the patch passed |
| +1 :green_heart: | compile | 1m 12s | the patch passed with JDK
Private Build-1.8.0_265-8u265-b01-0ubuntu2~18.04-b01 |
| +1 :green_heart: | javac | 1m 12s | the patch passed |
| +1 :green_heart: | checkstyle | 0m 43s | the patch passed |
| +1 :green_heart: | mvnsite | 1m 17s | the patch passed |
| +1 :green_heart: | whitespace | 0m 0s | The patch has no whitespace
issues. |
| -1 :x: | shadedclient | 3m 9s | patch has errors when building and
testing our client artifacts. |
| +1 :green_heart: | javadoc | 0m 50s | the patch passed with JDK
Ubuntu-11.0.8+10-post-Ubuntu-0ubuntu118.04.1 |
| -1 :x: | javadoc | 0m 23s | hadoop-hdfs in the patch failed with JDK
Private Build-1.8.0_265-8u265-b01-0ubuntu2~18.04-b01. |
| -1 :x: | findbugs | 0m 23s | hadoop-hdfs in the patch failed. |
||| _ Other Tests _ |
| -1 :x: | unit | 0m 23s | hadoop-hdfs in the patch failed. |
| +0 :ok: | asflicense | 0m 23s | ASF License check generated no
output? |
| | | 75m 59s | |
| Subsystem | Report/Notes |
|----------:|:-------------|
| Docker | ClientAPI=1.40 ServerAPI=1.40 base:
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2306/2/artifact/out/Dockerfile
|
| GITHUB PR | https://github.com/apache/hadoop/pull/2306 |
| Optional Tests | dupname asflicense compile javac javadoc mvninstall
mvnsite unit shadedclient findbugs checkstyle |
| uname | Linux 90b8299ad956 4.15.0-112-generic #113-Ubuntu SMP Thu Jul 9
23:41:39 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | dev-support/bin/hadoop.sh |
| git revision | trunk / 5c5b2ed7c7f |
| Default Java | Private Build-1.8.0_265-8u265-b01-0ubuntu2~18.04-b01 |
| Multi-JDK versions |
/usr/lib/jvm/java-11-openjdk-amd64:Ubuntu-11.0.8+10-post-Ubuntu-0ubuntu118.04.1
/usr/lib/jvm/java-8-openjdk-amd64:Private
Build-1.8.0_265-8u265-b01-0ubuntu2~18.04-b01 |
| javadoc |
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2306/2/artifact/out/patch-javadoc-hadoop-hdfs-project_hadoop-hdfs-jdkPrivateBuild-1.8.0_265-8u265-b01-0ubuntu2~18.04-b01.txt
|
| findbugs |
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2306/2/artifact/out/patch-findbugs-hadoop-hdfs-project_hadoop-hdfs.txt
|
| unit |
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2306/2/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
|
| Test Results |
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2306/2/testReport/ |
| Max. process+thread count | 425 (vs. ulimit of 5500) |
| modules | C: hadoop-hdfs-project/hadoop-hdfs U:
hadoop-hdfs-project/hadoop-hdfs |
| Console output |
https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2306/2/console |
| versions | git=2.17.1 maven=3.6.0 findbugs=4.0.6 |
| Powered by | Apache Yetus 0.13.0-SNAPSHOT https://yetus.apache.org |
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Issue Time Tracking
-------------------
Worklog Id: (was: 484897)
Time Spent: 40m (was: 0.5h)
> 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
> Assignee: zhengchenyu
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.2.2
>
> Attachments: HDFS-15237.001.patch
>
> Time Spent: 40m
> 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)
> at
> org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.opStripedBlockChecksum(Receiver.java:327)
> at
> org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.processOp(Receiver.java:119)
> at
> org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:292)
> at java.lang.Thread.run(Thread.java:748)
> {code}
> The reason is that: When some block is missing or corrupt, datanode will
> trigger to call recalculateChecksum. But if
> StripedBlockChecksumReconstructor.targetBuffer is DirectByteBuffer, we
> couldn't use DirectByteBuffer.array(), so throw the exception. Then we
> could't get checksum.
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