[jira] Created: (MAPREDUCE-1845) FairScheduler.tasksToPeempt() can return negative number

[Scott Chen (JIRA)]

FairScheduler.tasksToPeempt() can return negative number
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                 Key: MAPREDUCE-1845
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1845
             Project: Hadoop Map/Reduce
          Issue Type: Bug
          Components: contrib/fair-share
    Affects Versions: 0.22.0
            Reporter: Scott Chen
            Assignee: Scott Chen
            Priority: Minor
             Fix For: 0.22.0


This method can return negative number. This will cause the preemption to 
under-preempt.
The bug was discovered by Joydeep.

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