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https://issues.apache.org/jira/browse/HADOOP-5194?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12672223#action_12672223
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Ravi Gummadi commented on HADOOP-5194:
--------------------------------------
The issue you see on Hudson is not related to pid files issue that we see on
Windows, Cygwin.
I guess the issue you see on Hudson is solved by patch for 4963. Would you
please confirm the same ?
> DiskErrorException in TaskTracker when running a job
> ----------------------------------------------------
>
> Key: HADOOP-5194
> URL: https://issues.apache.org/jira/browse/HADOOP-5194
> Project: Hadoop Core
> Issue Type: Bug
> Components: mapred
> Environment: Hudson (Solaris?), Windows, Cygwin
> Reporter: Tsz Wo (Nicholas), SZE
> Priority: Blocker
> Fix For: 0.21.0
>
>
> In particular, this can be reproduced in Windows by running a hadoop example
> such as PiEstimator.
> {noformat}
> org.apache.hadoop.util.DiskChecker$DiskErrorException: Could not find
> taskTracker/pids/attempt_200902021632_0001_m_000002_0 in any of the
> configured local directories
> at
> org.apache.hadoop.fs.LocalDirAllocator$AllocatorPerContext.getLocalPathToRead(LocalDirAllocator.java:381)
> at
> org.apache.hadoop.fs.LocalDirAllocator.getLocalPathToRead(LocalDirAllocator.java:138)
> at
> org.apache.hadoop.mapred.TaskTracker.getPidFilePath(TaskTracker.java:430)
> at
> org.apache.hadoop.mapred.TaskTracker.removePidFile(TaskTracker.java:440)
> at
> org.apache.hadoop.mapred.JvmManager$JvmManagerForType$JvmRunner.runChild(JvmManager.java:370)
> at
> org.apache.hadoop.mapred.JvmManager$JvmManagerForType$JvmRunner.run(JvmManager.java:338)
> {noformat}
> (Have changed TaskTracker.java to print out the trace.)
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