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Posted to dev@curator.apache.org by "Michael Pawliszyn (JIRA)" <ji...@apache.org> on 2017/03/01 15:45:45 UTC

[jira] [Created] (CURATOR-389) Factory and Default ThreadFactory inconsistencies and poor thread names

Michael Pawliszyn created CURATOR-389:
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             Summary: Factory and Default ThreadFactory inconsistencies and poor thread names
                 Key: CURATOR-389
                 URL: https://issues.apache.org/jira/browse/CURATOR-389
             Project: Apache Curator
          Issue Type: Bug
            Reporter: Michael Pawliszyn
            Assignee: Jordan Zimmerman


If you pass in a ThreadFactory to the CuratorFrameworkFactory that ThreadFactory is used for both the Framework and the ConnectionStateManager. If no ThreadFactory is passed in two thread factories are created so the threads are named based on what class is using the thread, for example:

"Curator-ConnectionStateManager-0" #62 daemon prio=5 os_prio=0 tid=0x00007f3d1272d800 nid=0x5466c waiting on condition [0x00007f3c46620000]
"Curator-Framework-0" #418 daemon prio=5 os_prio=0 tid=0x00007f3d12d29800 nid=0x54ece waiting on condition [0x00007f3ade6ef000]

If there is more than one curator there is no indication on what Zookeeper connections they are curating by looking at the thread dumps. Overall better default thread naming that uses information from the EnsembleProvider would help investigations. 



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