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Hudson commented on AMBARI-9368: -------------------------------- SUCCESS: Integrated in Ambari-branch-1.7.0-docker #181 (See [https://builds.apache.org/job/Ambari-branch-1.7.0-docker/181/]) AMBARI-9368 - Deadlock Between Dependent Cluster/Service/Component/Host Implementations (jonathanhurley) (jhurley: http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=dd572d3544eb6a36c78155ae88ac423a16922d00) * ambari-server/src/main/java/org/apache/ambari/server/state/svccomphost/ServiceComponentHostImpl.java * ambari-web/package.json * ambari-server/src/test/java/org/apache/ambari/server/state/cluster/ClusterDeadlockTest.java * ambari-server/src/main/java/org/apache/ambari/server/state/ServiceComponentImpl.java * ambari-server/src/main/java/org/apache/ambari/server/state/ServiceImpl.java * ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClusterImpl.java > Deadlock Between Dependent Cluster/Service/Component/Host Implementations > ------------------------------------------------------------------------- > > Key: AMBARI-9368 > URL: https://issues.apache.org/jira/browse/AMBARI-9368 > Project: Ambari > Issue Type: Bug > Components: ambari-server > Affects Versions: 1.6.1 > Reporter: Jonathan Hurley > Assignee: Jonathan Hurley > Priority: Critical > Fix For: 2.0.0 > > Attachments: AMBARI-9368.patch, jstack.29096, > monitor_lock-1-pid10099.txt, monitor_lock-2-pid10099.txt, > monitor_lock-3-pid10099.txt > > > Looks like a textbook deadlock. Why jstack doesn't report it, I don't know. > Call Hierarchy > {code} > qtp572501352-104 > ServiceComponentImpl.convertToResponse readWriteLock.readLock().lock() > ACQUIRED > ServiceComponentHostImpl.getState() readLock.lock() BLOCKED > > qtp572501352-34 > ServiceComponentHostImpl.persist() writeLock.lock() ACQUIRED > ServiceComponentImpl.refresh() readWriteLock.writeLock() BLOCKED > {code} > > Deadlock Order > {code} > qtp572501352-104 > ServiceComponentImpl.convertToResponse readWriteLock.readLock().lock() > ACQUIRED > qtp572501352-34 > ServiceComponentHostImpl.persist() writeLock.lock() ACQUIRED > ServiceComponentImpl.refresh() readWriteLock.writeLock() BLOCKED > qtp572501352-104 > ServiceComponentHostImpl.getState() readLock.lock() BLOCKED > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)