Infispan thread freezing (STUCK) - dead lock occured ---------------------------------------------------- Key: ISPN-12423 URL: https://issues.redhat.com/browse/ISPN-12423 Project: Infinispan Issue Type: Bug Components: Core Affects Versions: 11.0.4.Final Reporter: Evgenii Balakhonov Priority: Major Attachments: Thread dump - heap storage.txt, Thread dump sync.txt, Thread dump.txt, cache-configuration-jdbc.xml, cache-configuration-jdbc.xml During huge load some threads hangs on java.lang.Thread.State: WAITING (parking)               java.lang.Thread.State: WAITING (parking)                    at sun.misc.Unsafe.park(Native Method)                      - parking to wait for  <0x00000005d2e654a8> (a java.util.concurrent.locks.StampedLock)                      at java.util.concurrent.locks.StampedLock.acquireRead(StampedLock.java:1215)                      at java.util.concurrent.locks.StampedLock.readLock(StampedLock.java:428)              at org.infinispan.container.offheap.OffHeapConcurrentMap.peekOrGet(OffHeapConcurrentMap.java:615)                      at org.infinispan.container.offheap.OffHeapConcurrentMap.peek(OffHeapConcurrentMap.java:682)  I attached Infinispan configuration and three thread dumps: * off heap storage enabled (Thread dump.txt) * heap storage enabled (Thread dump - heap storage.txt) * off heap storage enabled and replicated cache mode="SYNC" (thread dump sync.txt) Under high load, Infinspan freezes 100% of the cases.