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From "B Anil Kumar (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-3680) FifoScheduler web service rest API can print out invalid JSON
Date Thu, 09 Feb 2012 12:07:00 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-3680?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

B Anil Kumar updated MAPREDUCE-3680:

    Attachment: MAPREDUCE-3680-1.patch

Thanks for the inputs Thomas.

I am unable to cancel my previous patch. Attaching new patch.

Please review.
> FifoScheduler web service rest API can print out invalid JSON
> -------------------------------------------------------------
>                 Key: MAPREDUCE-3680
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-3680
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>    Affects Versions: 0.23.0
>            Reporter: Thomas Graves
>         Attachments: MAPREDUCE-3680-1.patch, MAPREDUCE-3680.patch
> running a GET on the scheduler web services rest api (RM:port/ws/cluster/scheduler) with
the FifoScheduler configured with no nodemanagers up yet and it prints out invalid json of
NaN for the used Capacity:
> {"scheduler":{"schedulerInfo":{"type":"fifoScheduler","capacity":1.0,"usedCapacity":NaN,"qstate":"RUNNING","minQueueMemoryCapacity":1024,"maxQueueMemoryCapacity":10240,"numNodes":0,"usedNodeCapacity":0,"availNodeCapacity":0,"totalNodeCapacity":0,"numContainers":0}}}

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