[jbossts-issues] [JBoss JIRA] (JBTM-3194) JDBC ConnectionManager has deadlock potential

[Thomas Jenkinson (Jira)]

     [ https://issues.jboss.org/browse/JBTM-3194?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Issue was automatically transitioned when Thomas Jenkinson created pull request #1501 in GitHub
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    Status: Pull Request Sent  (was: Open)


> JDBC ConnectionManager has deadlock potential
> ---------------------------------------------
>
>                 Key: JBTM-3194
>                 URL: https://issues.jboss.org/browse/JBTM-3194
>             Project: JBoss Transaction Manager
>          Issue Type: Bug
>          Components: Transactional Driver
>            Reporter: Thomas Jenkinson
>            Assignee: Thomas Jenkinson
>            Priority: Major
>
> {code}
> "Thread-461" #484 prio=5 os_prio=0 cpu=1.84ms elapsed=131863.84s tid=0x00007fc2f0e0e000 nid=0x420a waiting for monitor entry  [0x00007fbf99de0000]
>    java.lang.Thread.State: BLOCKED (on object monitor)
> 	at com.arjuna.ats.internal.jdbc.ConnectionManager.release(ConnectionManager.java)
> 	- waiting to lock <0x0000000083000ca0> (a java.lang.Class for com.arjuna.ats.internal.jdbc.ConnectionManager)
> 	at com.arjuna.ats.internal.jdbc.ConnectionImple.closeImpl(ConnectionImple.java:360)
> 	at com.arjuna.ats.internal.jdbc.ConnectionImple.close(ConnectionImple.java:323)
> 	at com.hp.mwtests.ts.jdbc.basic.PoolingTest$1.afterCompletion(PoolingTest.java:129)
> 	at com.arjuna.ats.internal.jta.resources.arjunacore.SynchronizationImple.afterCompletion(SynchronizationImple.java:96)
> 	at com.arjuna.ats.arjuna.coordinator.TwoPhaseCoordinator.afterCompletion(TwoPhaseCoordinator.java:545)
> 	- locked <0x000000008355f318> (a java.lang.Object)
> 	at com.arjuna.ats.arjuna.coordinator.TwoPhaseCoordinator.end(TwoPhaseCoordinator.java:101)
> 	at com.arjuna.ats.arjuna.AtomicAction.commit(AtomicAction.java:162)
> 	at com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple.commitAndDisassociate(TransactionImple.java:1287)
> 	at com.arjuna.ats.internal.jta.transaction.arjunacore.BaseTransaction.commit(BaseTransaction.java:126)
> 	at com.hp.mwtests.ts.jdbc.basic.PoolingTest.lambda$test$0(PoolingTest.java:135)
> 	at com.hp.mwtests.ts.jdbc.basic.PoolingTest$$Lambda$70/0x0000000100147040.run(Unknown Source)
> 	at java.lang.Thread.run(java.base at 11/Thread.java:834)
> "Thread-462" #485 prio=5 os_prio=0 cpu=3.72ms elapsed=131863.84s tid=0x00007fc2f0e10800 nid=0x420b in Object.wait()  [0x00007fbf99bde000]
>    java.lang.Thread.State: WAITING (on object monitor)
> 	at java.lang.Object.wait(java.base at 11/Native Method)
> 	- waiting on <0x00000000831d5830> (a java.util.HashSet)
> 	at java.lang.Object.wait(java.base at 11/Object.java:328)
> 	at com.arjuna.ats.internal.jdbc.ConnectionManager.create(ConnectionManager.java:134)
> 	- waiting to re-lock in wait() <0x00000000831d5830> (a java.util.HashSet)
> 	- locked <0x0000000083000ca0> (a java.lang.Class for com.arjuna.ats.internal.jdbc.ConnectionManager)
> 	at com.arjuna.ats.jdbc.TransactionalDriver.connect(TransactionalDriver.java:89)
> 	at java.sql.DriverManager.getConnection(java.sql at 11/DriverManager.java:677)
> 	at java.sql.DriverManager.getConnection(java.sql at 11/DriverManager.java:189)
> 	at com.hp.mwtests.ts.jdbc.basic.PoolingTest$1.beforeCompletion(PoolingTest.java:119)
> 	at com.arjuna.ats.internal.jta.resources.arjunacore.SynchronizationImple.beforeCompletion(SynchronizationImple.java:76)
> 	at com.arjuna.ats.arjuna.coordinator.TwoPhaseCoordinator.beforeCompletion(TwoPhaseCoordinator.java:360)
> 	- locked <0x00000000835638e0> (a java.lang.Object)
> 	at com.arjuna.ats.arjuna.coordinator.TwoPhaseCoordinator.end(TwoPhaseCoordinator.java:91)
> 	at com.arjuna.ats.arjuna.AtomicAction.commit(AtomicAction.java:162)
> 	at com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple.commitAndDisassociate(TransactionImple.java:1287)
> 	at com.arjuna.ats.internal.jta.transaction.arjunacore.BaseTransaction.commit(BaseTransaction.java:126)
> 	at com.hp.mwtests.ts.jdbc.basic.PoolingTest.lambda$test$0(PoolingTest.java:135)
> 	at com.hp.mwtests.ts.jdbc.basic.PoolingTest$$Lambda$70/0x0000000100147040.run(Unknown Source)
> 	at java.lang.Thread.run(java.base at 11/Thread.java:834)
> {code}



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