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Posted to mapreduce-dev@hadoop.apache.org by "Thomas Graves (Created) (JIRA)" <ji...@apache.org> on 2012/01/17 18:01:41 UTC

[jira] [Created] (MAPREDUCE-3680) FifoScheduler web service rest API can print out invalid JSON

FifoScheduler web service rest API can print out invalid JSON
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                 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


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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