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From "Xi Fang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-5508) JobTracker memory leak caused by unreleased FileSystem objects in JobInProgress#cleanupJob
Date Sat, 14 Sep 2013 00:12:52 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-5508?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xi Fang updated MAPREDUCE-5508:
-------------------------------

    Summary: JobTracker memory leak caused by unreleased FileSystem objects in JobInProgress#cleanupJob
 (was: Memory leak caused by unreleased FileSystem objects in JobInProgress#cleanupJob)
    
> JobTracker memory leak caused by unreleased FileSystem objects in JobInProgress#cleanupJob
> ------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-5508
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5508
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker
>    Affects Versions: 1-win
>            Reporter: Xi Fang
>            Assignee: Xi Fang
>            Priority: Critical
>         Attachments: MAPREDUCE-5508.patch
>
>
> MAPREDUCE-5351 fixed a memory leak problem but introducing another filesystem object
(see "tempDirFs") that is not properly released.
> {code} JobInProgress#cleanupJob()
>   void cleanupJob() {
> ...
>           tempDirFs = jobTempDirPath.getFileSystem(conf);
>           CleanupQueue.getInstance().addToQueue(
>               new PathDeletionContext(jobTempDirPath, conf, userUGI, jobId));
> ...
>  if (tempDirFs != fs) {
>       try {
>         fs.close();
>       } catch (IOException ie) {
> ...
> }
> {code}

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