SuYan created SPARK-22117:
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Summary: TasksetManager echo not change after MapoutTracker epoch
changed
Key: SPARK-22117
URL: https://issues.apache.org/jira/browse/SPARK-22117
Project: Spark
Issue Type: Bug
Components: Spark Core
Affects Versions: 2.1.0
Reporter: SuYan
assumes 2 taskset running, A, B
A throw FetchFailed, and zombie, and MapTracker epoch changed, and will have a
new Taskset...
and assume the lost executor re-registered, and have a new epoch....
but B epoch will never change, so the running Task succeed on the back-home
executor will regard as invaild
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