[GitHub] spark pull request #17111: [SPARK-19777] Scan runningTasksSet when check spe...

[jinxing64]

GitHub user jinxing64 opened a pull request:

    https://github.com/apache/spark/pull/17111

    [SPARK-19777] Scan runningTasksSet when check speculatable tasks in T…

    …askSetManager.
    
    ## What changes were proposed in this pull request?
    
    When check speculatable tasks in `TaskSetManager`, only scan 
`runningTasksSet` instead of scanning all `taskInfos`.
    
    ## How was this patch tested?
    Existing tests.
    


You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/jinxing64/spark SPARK-19777

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/spark/pull/17111.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #17111
    
----
commit 819a5e8f5f44bb41e3e401b3b68689509184e580
Author: jinxing <jinxing6...@126.com>
Date:   2017-02-28T07:40:57Z

    [SPARK-19777] Scan runningTasksSet when check speculatable tasks in 
TaskSetManager.

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