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https://issues.apache.org/jira/browse/HDFS-16363?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17451558#comment-17451558
]
Zhen Wang edited comment on HDFS-16363 at 12/1/21, 7:15 AM:
------------------------------------------------------------
DEBUG
org.apache.hadoop.util.DiskChecker#checkDirInternal(java.io.File):
!image-2021-12-01-15-09-54-965.png!
org.apache.hadoop.fs.LocalDirAllocator.AllocatorPerContext#createPath：
!image-2021-12-01-15-07-42-432.png!
org.apache.hadoop.io.SequenceFile.Sorter.MergeQueue#merge:
!image-2021-12-01-15-14-25-549.png!
was (Author: wforget):
DEBUG
org.apache.hadoop.util.DiskChecker#checkDirInternal(java.io.File):
!image-2021-12-01-15-09-54-965.png!
org.apache.hadoop.fs.LocalDirAllocator.AllocatorPerContext#createPath：
!image-2021-12-01-15-07-42-432.png!
> An exception occurs in the distcp task of a large number of files, when
> yarn.app.mapreduce.am.staging-dir is set to the hdfs path.
> ----------------------------------------------------------------------------------------------------------------------------------
>
> Key: HDFS-16363
> URL: https://issues.apache.org/jira/browse/HDFS-16363
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: distcp
> Affects Versions: 3.2.2
> Reporter: Zhen Wang
> Priority: Major
> Attachments: image-2021-12-01-15-07-42-432.png,
> image-2021-12-01-15-09-54-965.png, image-2021-12-01-15-14-25-549.png
>
>
> An exception occurs in the distcp task of a large number of files, when
> yarn.app.mapreduce.am.staging-dir is set to the hdfs path.
>
> task log:
> {code:java}
> 21/12/01 13:56:04 INFO tools.SimpleCopyListing: Paths (files+dirs) cnt =
> 24631997; dirCnt = 1750444
> 21/12/01 13:56:04 INFO tools.SimpleCopyListing: Build file listing completed.
> 21/12/01 13:56:04 INFO Configuration.deprecation: io.sort.mb is deprecated.
> Instead, use mapreduce.task.io.sort.mb
> 21/12/01 13:56:04 INFO Configuration.deprecation: io.sort.factor is
> deprecated. Instead, use mapreduce.task.io.sort.factor
> 21/12/01 13:57:57 WARN fs.LocalDirAllocator$AllocatorPerContext: Disk Error
> Exception:
> org.apache.hadoop.util.DiskChecker$DiskErrorException: Cannot create
> directory: /system/mapred/XX/.staging/_distcp-260350640
> at
> org.apache.hadoop.util.DiskChecker.checkDirInternal(DiskChecker.java:98)
> at org.apache.hadoop.util.DiskChecker.checkDir(DiskChecker.java:77)
> at
> org.apache.hadoop.util.BasicDiskValidator.checkStatus(BasicDiskValidator.java:32)
> at
> org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.createPath(LocalDirAllocator.java:367)
> at
> org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathForWrite(LocalDirAllocator.java:447)
> at
> org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:165)
> at
> org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:146)
> at
> org.apache.hadoop.io.SequenceFile$Sorter$MergeQueue.merge(SequenceFile.java:3549)
> at
> org.apache.hadoop.io.SequenceFile$Sorter.merge(SequenceFile.java:3343)
> at
> org.apache.hadoop.io.SequenceFile$Sorter.mergePass(SequenceFile.java:3319)
> at
> org.apache.hadoop.io.SequenceFile$Sorter.sort(SequenceFile.java:2882)
> at
> org.apache.hadoop.io.SequenceFile$Sorter.sort(SequenceFile.java:2921)
> at
> org.apache.hadoop.tools.util.DistCpUtils.sortListing(DistCpUtils.java:476)
> at
> org.apache.hadoop.tools.util.DistCpUtils.sortListing(DistCpUtils.java:450)
> at
> org.apache.hadoop.tools.CopyListing.validateFinalListing(CopyListing.java:155)
> at
> org.apache.hadoop.tools.CopyListing.buildListing(CopyListing.java:93)
> at
> org.apache.hadoop.tools.GlobbedCopyListing.doBuildListing(GlobbedCopyListing.java:89)
> at
> org.apache.hadoop.tools.CopyListing.buildListing(CopyListing.java:86)
> at
> org.apache.hadoop.tools.DistCp.createInputFileListing(DistCp.java:368)
> at org.apache.hadoop.tools.DistCp.prepareFileListing(DistCp.java:96)
> at org.apache.hadoop.tools.DistCp.createAndSubmitJob(DistCp.java:205)
> at org.apache.hadoop.tools.DistCp.execute(DistCp.java:182)
> at org.apache.hadoop.tools.DistCp.run(DistCp.java:153)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
> at org.apache.hadoop.tools.DistCp.main(DistCp.java:441)
> 21/12/01 13:57:57 ERROR tools.DistCp: Exception encountered
> org.apache.hadoop.util.DiskChecker$DiskErrorException: Could not find any
> valid local directory for hdfs://rbf-XXXXXX/system/mapred/XX/
> .staging/_distcp-260350640/intermediate.1
> at
> org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathForWrite(LocalDirAllocator.java:463)
> at
> org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:165)
> at
> org.apache.hadoop.fs.LocalDirAllocator.getLocalPathForWrite(LocalDirAllocator.java:146)
> at
> org.apache.hadoop.io.SequenceFile$Sorter$MergeQueue.merge(SequenceFile.java:3549)
> at
> org.apache.hadoop.io.SequenceFile$Sorter.merge(SequenceFile.java:3343)
> at
> org.apache.hadoop.io.SequenceFile$Sorter.mergePass(SequenceFile.java:3319)
> at
> org.apache.hadoop.io.SequenceFile$Sorter.sort(SequenceFile.java:2882)
> at
> org.apache.hadoop.io.SequenceFile$Sorter.sort(SequenceFile.java:2921)
> at
> org.apache.hadoop.tools.util.DistCpUtils.sortListing(DistCpUtils.java:476)
> at
> org.apache.hadoop.tools.util.DistCpUtils.sortListing(DistCpUtils.java:450)
> at
> org.apache.hadoop.tools.CopyListing.validateFinalListing(CopyListing.java:155)
> at
> org.apache.hadoop.tools.CopyListing.buildListing(CopyListing.java:93)
> at
> org.apache.hadoop.tools.GlobbedCopyListing.doBuildListing(GlobbedCopyListing.java:89)
> at
> org.apache.hadoop.tools.CopyListing.buildListing(CopyListing.java:86)
> at
> org.apache.hadoop.tools.DistCp.createInputFileListing(DistCp.java:368)
> at org.apache.hadoop.tools.DistCp.prepareFileListing(DistCp.java:96)
> at org.apache.hadoop.tools.DistCp.createAndSubmitJob(DistCp.java:205)
> at org.apache.hadoop.tools.DistCp.execute(DistCp.java:182)
> at org.apache.hadoop.tools.DistCp.run(DistCp.java:153)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
> at org.apache.hadoop.tools.DistCp.main(DistCp.java:441)
> {code}
> staging-dir:
> {code:java}
> <property>
> <name>yarn.app.mapreduce.am.staging-dir</name>
> <value>hdfs://rbf-XXXXXX/system/mapred</value>
> </property> {code}
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