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From "Yufei Gu (JIRA)" <j...@apache.org>
Subject [jira] [Created] (YARN-5288) Resource Localization fails due to leftover files
Date Wed, 22 Jun 2016 17:12:57 GMT
Yufei Gu created YARN-5288:
------------------------------

             Summary: Resource Localization fails due to leftover files
                 Key: YARN-5288
                 URL: https://issues.apache.org/jira/browse/YARN-5288
             Project: Hadoop YARN
          Issue Type: Bug
            Reporter: Yufei Gu


NM restart didn't clean up all user cache. The leftover files can cause resource localization
failure.

{code}
2016-06-14 23:09:12,717 WARN org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService:

java.io.IOException: Rename cannot overwrite non empty destination directory /data/5/yarn/nm/usercache/xxx/filecache/4567
        at org.apache.hadoop.fs.AbstractFileSystem.renameInternal(AbstractFileSystem.java:716)
        at org.apache.hadoop.fs.FilterFs.renameInternal(FilterFs.java:236)
        at org.apache.hadoop.fs.AbstractFileSystem.rename(AbstractFileSystem.java:659)
        at org.apache.hadoop.fs.FileContext.rename(FileContext.java:912)
        at org.apache.hadoop.yarn.util.FSDownload.call(FSDownload.java:364)
        at org.apache.hadoop.yarn.util.FSDownload.call(FSDownload.java:60)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)



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