PersistenceManagerImpl stop deadlock with topology update --------------------------------------------------------- Key: ISPN-10093 URL: https://issues.jboss.org/browse/ISPN-10093 Project: Infinispan Issue Type: Bug Components: Core, Test Suite - Core Affects Versions: 10.0.0.Beta3 Reporter: Dan Berindei Priority: Major Labels: testsuite_stability Fix For: 10.0.0.Beta4 Attachments: threaddump.txt {{DistSyncStoreNotSharedTest.clearContent}} hanged in CI recently: {noformat} "testng-DistSyncStoreNotSharedTest" #16 prio=5 os_prio=0 cpu=11511.26ms elapsed=435.14s tid=0x00007fdb710b6000 nid=0x3222 waiting on condition [0x00007fdb352d3000] java.lang.Thread.State: WAITING (parking) at jdk.internal.misc.Unsafe.park(java.base@11/Native Method) - parking to wait for <0x00000000c8a22450> (a java.util.concurrent.Semaphore$NonfairSync) at java.util.concurrent.locks.LockSupport.park(java.base@11/LockSupport.java:194) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(java.base@11/AbstractQueuedSynchronizer.java:885) at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(java.base@11/AbstractQueuedSynchronizer.java:1009) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(java.base@11/AbstractQueuedSynchronizer.java:1324) at java.util.concurrent.Semaphore.acquireUninterruptibly(java.base@11/Semaphore.java:504) at org.infinispan.persistence.manager.PersistenceManagerImpl.stop(PersistenceManagerImpl.java:222) at jdk.internal.reflect.GeneratedMethodAccessor72.invoke(Unknown Source) at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(java.base@11/DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(java.base@11/Method.java:566) at org.infinispan.commons.util.SecurityActions.lambda$invokeAccessibly$0(SecurityActions.java:79) at org.infinispan.commons.util.SecurityActions$$Lambda$237/0x0000000100661c40.run(Unknown Source) at org.infinispan.commons.util.SecurityActions.doPrivileged(SecurityActions.java:71) at org.infinispan.commons.util.SecurityActions.invokeAccessibly(SecurityActions.java:76) at org.infinispan.commons.util.ReflectionUtil.invokeAccessibly(ReflectionUtil.java:181) at org.infinispan.factories.impl.BasicComponentRegistryImpl.performStop(BasicComponentRegistryImpl.java:601) at org.infinispan.factories.impl.BasicComponentRegistryImpl.stopWrapper(BasicComponentRegistryImpl.java:590) at org.infinispan.factories.impl.BasicComponentRegistryImpl.stop(BasicComponentRegistryImpl.java:461) at org.infinispan.factories.AbstractComponentRegistry.internalStop(AbstractComponentRegistry.java:431) at org.infinispan.factories.AbstractComponentRegistry.stop(AbstractComponentRegistry.java:366) at org.infinispan.cache.impl.CacheImpl.performImmediateShutdown(CacheImpl.java:1160) at org.infinispan.cache.impl.CacheImpl.stop(CacheImpl.java:1125) at org.infinispan.cache.impl.AbstractDelegatingCache.stop(AbstractDelegatingCache.java:521) at org.infinispan.manager.DefaultCacheManager.terminate(DefaultCacheManager.java:747) at org.infinispan.manager.DefaultCacheManager.stopCaches(DefaultCacheManager.java:799) at org.infinispan.manager.DefaultCacheManager.stop(DefaultCacheManager.java:775) at org.infinispan.test.TestingUtil.killCacheManagers(TestingUtil.java:846) at org.infinispan.test.MultipleCacheManagersTest.clearContent(MultipleCacheManagersTest.java:158) "persistence-thread-DistSyncStoreNotSharedTest-NodeB-p16432-t1" #53654 daemon prio=5 os_prio=0 cpu=1.26ms elapsed=301.93s tid=0x00007fdb3c3d8000 nid=0x8ef waiting on condition [0x00007fdb00055000] java.lang.Thread.State: WAITING (parking) at jdk.internal.misc.Unsafe.park(java.base@11/Native Method) - parking to wait for <0x00000000c8b1fb88> (a java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync) at java.util.concurrent.locks.LockSupport.park(java.base@11/LockSupport.java:194) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(java.base@11/AbstractQueuedSynchronizer.java:885) at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(java.base@11/AbstractQueuedSynchronizer.java:1009) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(java.base@11/AbstractQueuedSynchronizer.java:1324) at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(java.base@11/ReentrantReadWriteLock.java:738) at org.infinispan.persistence.manager.PersistenceManagerImpl.pollStoreAvailability(PersistenceManagerImpl.java:196) at org.infinispan.persistence.manager.PersistenceManagerImpl$$Lambda$492/0x00000001007fb440.run(Unknown Source) at java.util.concurrent.Executors$RunnableAdapter.call(java.base@11/Executors.java:515) at java.util.concurrent.FutureTask.runAndReset(java.base@11/FutureTask.java:305) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(java.base@11/ScheduledThreadPoolExecutor.java:305) "transport-thread-DistSyncStoreNotSharedTest-NodeB-p16424-t5" #53646 daemon prio=5 os_prio=0 cpu=3.15ms elapsed=301.94s tid=0x00007fdb2007a000 nid=0x8e8 waiting on condition [0x00007fdb0b406000] java.lang.Thread.State: WAITING (parking) at jdk.internal.misc.Unsafe.park(java.base@11/Native Method) - parking to wait for <0x00000000c8d2abb0> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject) at java.util.concurrent.locks.LockSupport.park(java.base@11/LockSupport.java:194) at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(java.base@11/AbstractQueuedSynchronizer.java:2081) at io.reactivex.internal.operators.flowable.BlockingFlowableIterable$BlockingFlowableIterator.hasNext(BlockingFlowableIterable.java:94) at io.reactivex.Flowable.blockingForEach(Flowable.java:5682) at org.infinispan.statetransfer.StateConsumerImpl.removeStaleData(StateConsumerImpl.java:1011) at org.infinispan.statetransfer.StateConsumerImpl.onTopologyUpdate(StateConsumerImpl.java:453) at org.infinispan.statetransfer.StateTransferManagerImpl.doTopologyUpdate(StateTransferManagerImpl.java:202) at org.infinispan.statetransfer.StateTransferManagerImpl.access$000(StateTransferManagerImpl.java:58) at org.infinispan.statetransfer.StateTransferManagerImpl$1.updateConsistentHash(StateTransferManagerImpl.java:114) at org.infinispan.topology.LocalTopologyManagerImpl.resetLocalTopologyBeforeRebalance(LocalTopologyManagerImpl.java:437) at org.infinispan.topology.LocalTopologyManagerImpl.doHandleRebalance(LocalTopologyManagerImpl.java:519) - locked <0x00000000c8b30b30> (a org.infinispan.topology.LocalCacheStatus) at org.infinispan.topology.LocalTopologyManagerImpl.lambda$handleRebalance$3(LocalTopologyManagerImpl.java:484) at org.infinispan.topology.LocalTopologyManagerImpl$$Lambda$574/0x000000010089a040.run(Unknown Source) at org.infinispan.executors.LimitedExecutor.runTasks(LimitedExecutor.java:175){noformat} [Full thread dump|https://ci.infinispan.org/job/Infinispan/job/master/1133/artifact/core/] Somehow the producer thread for the transport-thread iteration is blocked, but without waiting for the persistence mutex. Maybe it's waiting for a topology? Not sure if it's relevant, but the last test to run was {{testClearWithFlag}}, so the data container was empty and the store had 5 entries.