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From "Kang Xiao (JIRA)" <j...@apache.org>
Subject [jira] Created: (MAPREDUCE-2339) optimize JobInProgress.getTaskInProgress(taskid)
Date Sat, 19 Feb 2011 12:13:38 GMT
optimize JobInProgress.getTaskInProgress(taskid)
------------------------------------------------

                 Key: MAPREDUCE-2339
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2339
             Project: Hadoop Map/Reduce
          Issue Type: Improvement
          Components: jobtracker
    Affects Versions: 0.21.0, 0.20.2
            Reporter: Kang Xiao


JobInProgress.getTaskInProgress(taskid) use a linner search to get the TaskInProgress object
by taskid. In fact, it can be replaced by much more efficient array index operation.

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