[infinispan-issues] [JBoss JIRA] (ISPN-10349) PersistenceManager.addSegments may never complete

[Dan Berindei (Jira)]

     [ https://issues.jboss.org/browse/ISPN-10349?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dan Berindei updated ISPN-10349:
--------------------------------
        Status: Resolved  (was: Pull Request Sent)
    Resolution: Done


> PersistenceManager.addSegments may never complete
> -------------------------------------------------
>
>                 Key: ISPN-10349
>                 URL: https://issues.jboss.org/browse/ISPN-10349
>             Project: Infinispan
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 10.0.0.Beta3
>            Reporter: Dan Berindei
>            Assignee: Will Burns
>            Priority: Major
>              Labels: testsuite_stability
>             Fix For: 10.0.0.Beta4
>
>
> {{PersistenceManager.addSegments}} returns a {{CompletionStage}} which should be completed on a persistence executor thread. If the persistence executor was already stopped at the time {{addSegments()}} was called, however, the {{CompletionStage}} is never completed.
> This doesn't prevent the cache manager from stopping, but it causes a thread leak because a transport thread waits forever on the {{CompletionStage}}. E.g.
> {noformat}
> 16:57:06,128 TRACE (testng-Test:[]) [BasicComponentRegistryImpl] Changed status of org.infinispan.executors.persistence to STOPPED
> 16:57:06,150 TRACE (transport-thread-Test-NodeB-p2059-t4:[Topology-testCache]) [PersistenceManagerImpl] Adding segments for id 584
> # no other mention of id 584
> 17:15:17,300 ERROR [TestSuiteProgress] Test failed: SharedStoreInvalidationDuringRehashTest.ThreadLeakChecker
> java.lang.RuntimeException: Leaked thread transport-thread-SharedStoreInvalidationDuringRehashTest-NodeB-p2059-t4
> 	at jdk.internal.misc.Unsafe.park(Native Method) ~[?:?]
> 	at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:234) ~[?:?]
> 	at java.util.concurrent.CompletableFuture$Signaller.block(CompletableFuture.java:1798) ~[?:?]
> 	at java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3128) ~[?:?]
> 	at java.util.concurrent.CompletableFuture.timedGet(CompletableFuture.java:1868) ~[?:?]
> 	at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2021) ~[?:?]
> 	at org.infinispan.util.concurrent.CompletableFutures.await(CompletableFutures.java:110) ~[classes/:?]
> 	at org.infinispan.util.concurrent.CompletionStages.join(CompletionStages.java:73) ~[classes/:?]
> 	at org.infinispan.statetransfer.StateConsumerImpl.onTopologyUpdate(StateConsumerImpl.java:306) ~[classes/:?]
> 	at org.infinispan.scattered.impl.ScatteredStateConsumerImpl.onTopologyUpdate(ScatteredStateConsumerImpl.java:102) ~[classes/:?]
> {noformat}



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