"Thread-18796 (ActiveMQ-IO-server-org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl$6@7dcf96dc)" Id=2497666 BLOCKED on org.apache.activemq.artemis.core.paging.cursor.impl.PageSubscriptionImpl$CursorIterator@4b31ac0e owned by "Thread-23 (ActiveMQ-server-org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl$5@3fb8a940)" Id=685613
at org.apache.activemq.artemis.core.paging.cursor.impl.PageSubscriptionImpl$CursorIterator.hasNext(PageSubscriptionImpl.java:1332)
-  blocked on org.apache.activemq.artemis.core.paging.cursor.impl.PageSubscriptionImpl$CursorIterator@4b31ac0e
at org.apache.activemq.artemis.core.server.impl.QueueImpl.checkDepage(QueueImpl.java:2417)
at org.apache.activemq.artemis.core.server.impl.QueueImpl.deliverAsync(QueueImpl.java:806)
at org.apache.activemq.artemis.core.paging.cursor.impl.PageCursorProviderImpl.deliverIfNecessary(PageCursorProviderImpl.java:614)
at org.apache.activemq.artemis.core.paging.cursor.impl.PageCursorProviderImpl.cleanup(PageCursorProviderImpl.java:367)
-  locked org.apache.activemq.artemis.core.paging.cursor.impl.PageCursorProviderImpl@58cba2dd
at org.apache.activemq.artemis.core.paging.cursor.impl.PageCursorProviderImpl$1.run(PageCursorProviderImpl.java:290)
at org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:42)
at org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:31)
at org.apache.activemq.artemis.utils.actors.ProcessorBase.executePendingTasks(ProcessorBase.java:66)
at org.apache.activemq.artemis.utils.actors.ProcessorBase$$Lambda$4/1107217291.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.activemq.artemis.utils.ActiveMQThreadFactory$1.run(ActiveMQThreadFactory.java:118)
Number of locked synchronizers = 2
- java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync@2fc0e8d9
- java.util.concurrent.ThreadPoolExecutor$Worker@52572922

"Thread-23 (ActiveMQ-server-org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl$5@3fb8a940)" Id=685613 WAITING on java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync@2fc0e8d9 owned by "Thread-18796 (ActiveMQ-IO-server-org.apache.activemq.artemis.core.server.impl.ActiveMQServerImpl$6@7dcf96dc)" Id=2497666
at sun.misc.Unsafe.park(Native Method)
-  waiting on java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync@2fc0e8d9
at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:967)
at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1283)
at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:727)
at org.apache.activemq.artemis.core.paging.impl.PagingStoreImpl.isPaging(PagingStoreImpl.java:278)
at org.apache.activemq.artemis.core.paging.cursor.impl.PageSubscriptionImpl$CursorIterator.hasNext(PageSubscriptionImpl.java:1336)
-  locked org.apache.activemq.artemis.core.paging.cursor.impl.PageSubscriptionImpl$CursorIterator@4b31ac0e
at org.apache.activemq.artemis.core.server.impl.QueueImpl.checkDepage(QueueImpl.java:2417)
at org.apache.activemq.artemis.core.server.impl.QueueImpl.deliverAsync(QueueImpl.java:806)
at org.apache.activemq.artemis.core.server.impl.ServerConsumerImpl.forceDelivery(ServerConsumerImpl.java:1093)
at org.apache.activemq.artemis.core.server.impl.ServerConsumerImpl.promptDelivery(ServerConsumerImpl.java:1085)
at org.apache.activemq.artemis.core.server.impl.ServerConsumerImpl.forceDelivery(ServerConsumerImpl.java:591)
-  locked org.apache.activemq.artemis.core.server.impl.ServerConsumerImpl@184f2bb9
at org.apache.activemq.artemis.core.server.impl.ServerConsumerImpl.forceDelivery(ServerConsumerImpl.java:578)
at org.apache.activemq.artemis.core.server.impl.ServerSessionImpl.forceConsumerDelivery(ServerSessionImpl.java:858)
at org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler.slowPacketHandler(ServerSessionPacketHandler.java:590)
at org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler.onMessagePacket(ServerSessionPacketHandler.java:287)
at org.apache.activemq.artemis.core.protocol.core.ServerSessionPacketHandler$$Lambda$65/1826790006.onMessage(Unknown Source)
at org.apache.activemq.artemis.utils.actors.Actor.doTask(Actor.java:33)
at org.apache.activemq.artemis.utils.actors.ProcessorBase.executePendingTasks(ProcessorBase.java:66)
at org.apache.activemq.artemis.utils.actors.ProcessorBase$$Lambda$4/1107217291.run(Unknown Source)
at org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:42)
at org.apache.activemq.artemis.utils.actors.OrderedExecutor.doTask(OrderedExecutor.java:31)
at org.apache.activemq.artemis.utils.actors.ProcessorBase.executePendingTasks(ProcessorBase.java:66)
at org.apache.activemq.artemis.utils.actors.ProcessorBase$$Lambda$4/1107217291.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.activemq.artemis.utils.ActiveMQThreadFactory$1.run(ActiveMQThreadFactory.java:118)
Number of locked synchronizers = 1
- java.util.concurrent.ThreadPoolExecutor$Worker@3af247e0