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Posted to issues@spark.apache.org by "Kousuke Saruta (JIRA)" <ji...@apache.org> on 2014/12/24 05:32:13 UTC

[jira] [Created] (SPARK-4949) shutdownCallback in SparkDeploySchedulerBackend should be enclosed by synchronized block.

Kousuke Saruta created SPARK-4949:
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             Summary: shutdownCallback in SparkDeploySchedulerBackend should be enclosed by synchronized block.
                 Key: SPARK-4949
                 URL: https://issues.apache.org/jira/browse/SPARK-4949
             Project: Spark
          Issue Type: Bug
          Components: Spark Core
    Affects Versions: 1.3.0
            Reporter: Kousuke Saruta


A variable `shutdownCallback` in SparkDeploySchedulerBackend can be accessed from multiple threads so it should be enclosed by synchronized block.



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