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Posted to yarn-issues@hadoop.apache.org by "Hitesh Shah (JIRA)" <ji...@apache.org> on 2013/02/22 02:01:32 UTC
[jira] [Updated] (YARN-99) Jobs fail during resource localization
when directories in file cache reaches to unix directory limit
[ https://issues.apache.org/jira/browse/YARN-99?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hitesh Shah updated YARN-99:
----------------------------
Priority: Blocker (was: Major)
> Jobs fail during resource localization when directories in file cache reaches to unix directory limit
> -----------------------------------------------------------------------------------------------------
>
> Key: YARN-99
> URL: https://issues.apache.org/jira/browse/YARN-99
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Affects Versions: 3.0.0, 2.0.0-alpha
> Reporter: Devaraj K
> Assignee: Devaraj K
> Priority: Blocker
>
> If we have multiple jobs which uses distributed cache with small size of files, the directory limit reaches before reaching the cache size and fails to create any directories in file cache. The jobs start failing with the below exception.
> {code:xml}
> java.io.IOException: mkdir of /tmp/nm-local-dir/usercache/root/filecache/1701886847734194975 failed
> at org.apache.hadoop.fs.FileSystem.primitiveMkdir(FileSystem.java:909)
> at org.apache.hadoop.fs.DelegateToFileSystem.mkdir(DelegateToFileSystem.java:143)
> at org.apache.hadoop.fs.FilterFs.mkdir(FilterFs.java:189)
> at org.apache.hadoop.fs.FileContext$4.next(FileContext.java:706)
> at org.apache.hadoop.fs.FileContext$4.next(FileContext.java:703)
> at org.apache.hadoop.fs.FileContext$FSLinkResolver.resolve(FileContext.java:2325)
> at org.apache.hadoop.fs.FileContext.mkdir(FileContext.java:703)
> at org.apache.hadoop.yarn.util.FSDownload.call(FSDownload.java:147)
> at org.apache.hadoop.yarn.util.FSDownload.call(FSDownload.java:49)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:662)
> {code}
> We should have a mechanism to clean the cache files if it crosses specified number of directories like cache size.
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