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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-5194) DiskErrorException in TaskTracker when running a job
Date Mon, 09 Feb 2009 21:37:59 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-5194?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12672019#action_12672019
] 

Tsz Wo (Nicholas), SZE commented on HADOOP-5194:
------------------------------------------------

Hudson also hit this.  See http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3820/console
{noformat}
 [exec]     [junit] 09/02/09 20:55:12 INFO mapred.TaskTracker: org.apache.hadoop.util.DiskChecker$DiskErrorException:
 Could not find taskTracker/jobcache/job_200902092055_0001/attempt_200902092055_0001_m_000004_0/output/file.out
in any of the configured local directories
{noformat}

> 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: 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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