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Backport [SPARK-979] Randomize order of offers. #2

Merged
merged 1 commit into from
Mar 14, 2014
Merged

Backport [SPARK-979] Randomize order of offers. #2

merged 1 commit into from
Mar 14, 2014

Commits on Mar 14, 2014

  1. [SPARK-979] Randomize order of offers. 

    This commit randomizes the order of resource offers to avoid scheduling
all tasks on the same small set of machines.

This is a much simpler solution to SPARK-979 than alteryx#7.

Author: Kay Ousterhout <[email protected]>

Closes alteryx#27 from kayousterhout/randomize and squashes the following commits:

435d817 [Kay Ousterhout] [SPARK-979] Randomize order of offers.

Conflicts:
	core/src/test/scala/org/apache/spark/scheduler/cluster/ClusterSchedulerSuite.scala
	core/src/test/scala/org/apache/spark/scheduler/cluster/ClusterTaskSetManagerSuite.scala
    @kayousterhout @markhamstra
    kayousterhout authored and markhamstra committed Mar 14, 2014
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