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From "Bikas Saha (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-4203) Create equivalent of ProcfsBasedProcessTree for Windows
Date Mon, 18 Jun 2012 22:36:42 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4203?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Bikas Saha updated MAPREDUCE-4203:
----------------------------------

    Attachment: MAPREDUCE-4203.branch-1-win.2.patch

Fix some bugs in formatting. 
TestTaskTrackerMemoryManager now passes on Windows and tests the feature functionally.
                
> Create equivalent of ProcfsBasedProcessTree for Windows
> -------------------------------------------------------
>
>                 Key: MAPREDUCE-4203
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4203
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>            Reporter: Bikas Saha
>            Assignee: Bikas Saha
>         Attachments: MAPREDUCE-4203.branch-1-win.1.patch, MAPREDUCE-4203.branch-1-win.2.patch,
MAPREDUCE-4203.patch, test.cpp
>
>
> ProcfsBasedProcessTree is used by the TaskTracker to get process information like memory
and cpu usage. This information is used to manage resources etc. The current implementation
is based on Linux procfs functionality and hence does not work on other platforms, specifically
windows.

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