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[SPARK-27065][CORE] avoid more than one active task set managers for a stage #23927

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[SPARK-27065][CORE] avoid more than one active task set managers for a stage #23927

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424a3c8
avoid more than one active task set managers for a stage
cloud-fan Mar 1, 2019
53c6ed8
fix a mistake
cloud-fan Mar 2, 2019
f94809d
fix tests
cloud-fan Mar 4, 2019
0ca733d
add test
cloud-fan Mar 5, 2019
07d7de9
fix typo
cloud-fan Mar 5, 2019
58f646e
revert adding volatile
cloud-fan Mar 5, 2019
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revert adding volatile
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@cloud-fan
cloud-fan committed Mar 5, 2019
commit 58f646eee88bde40b0f4e6440c2af61a2b90364b
2 changes: 1 addition & 1 deletion core/src/main/scala/org/apache/spark/scheduler/TaskSetManager.scala
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Expand Up @@ -123,7 +123,7 @@ private[spark] class TaskSetManager(
// state until all tasks have finished running; we keep TaskSetManagers that are in the zombie
// state in order to continue to track and account for the running tasks.
// TODO: We should kill any running task attempts when the task set manager becomes a zombie.
@volatile private[scheduler] var isZombie = false
private[scheduler] var isZombie = false

// Whether the taskSet run tasks from a barrier stage. Spark must launch all the tasks at the
// same time for a barrier stage.
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