[jira] Updated: (CHUKWA-229) ExecPlugin leaks a file descriptor

["Ari Rabkin (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CHUKWA-229?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ari Rabkin updated CHUKWA-229:
------------------------------

    Resolution: Cannot Reproduce
        Status: Resolved  (was: Patch Available)

I can't track this down; seems okay when I unit test.

> ExecPlugin leaks a file descriptor
> ----------------------------------
>
>                 Key: CHUKWA-229
>                 URL: https://issues.apache.org/jira/browse/CHUKWA-229
>             Project: Hadoop Chukwa
>          Issue Type: Bug
>          Components: data collection
>            Reporter: Ari Rabkin
>            Assignee: Ari Rabkin
>         Attachments: crashOnOutOfFDs.patch, fixExecFDLeak.patch
>
>
> ExecPlugin never properly disposes of the subprocess's input fd. This means we run out of file descriptors eventually.  
> This only affects ExecAdaptor; if ExecPlugin is invoked by the inputtools framework, the process doens't stay running.

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