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Posted to issues@spark.apache.org by "Zhang, Liye (JIRA)" <ji...@apache.org> on 2015/09/15 08:08:46 UTC

[jira] [Created] (SPARK-10609) Improve task distribution strategy in taskSetManager

Zhang, Liye created SPARK-10609:
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             Summary: Improve task distribution strategy in taskSetManager
                 Key: SPARK-10609
                 URL: https://issues.apache.org/jira/browse/SPARK-10609
             Project: Spark
          Issue Type: Improvement
          Components: Spark Core
            Reporter: Zhang, Liye


For some bad cases, the current strategy cannot handle properly especially when reduce tasks locality is enable, We should improve the waiting strategy for pending tasks when there are still cores are free in the cluster.



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