[jira] [Created] (FLINK-12528) Remove progressLock in ExecutionGraph

[Shang Yuanchun (Jira)]

vinoyang created FLINK-12528:
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             Summary: Remove progressLock in ExecutionGraph
                 Key: FLINK-12528
                 URL: https://issues.apache.org/jira/browse/FLINK-12528
             Project: Flink
          Issue Type: Sub-task
          Components: Runtime / Coordination
            Reporter: vinoyang
            Assignee: vinoyang


Since {{ExecutionGraph}} can only be accessed from a single thread(FLINK-11417), we can remove the progressLock from {{ExecutionGraph}}.



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