Step 1. Run SimpleClusterWriter and SimpleClusterRead. Test rollback functionality. Step 2. Kill SimpleClusterWriter and start it again. Step 3. Make rollback. Step 4. Make normal commit which leads to acquired lock from the previous rollback?!? Will change old value => 724 to the new value => 513 Apr 29, 2013 3:26:58 PM org.infinispan.interceptors.InvocationContextInterceptor handleAll ERROR: ISPN000136: Execution error org.infinispan.util.concurrent.TimeoutException: Unable to acquire lock after [1 seconds] on key [k] for requestor [DldGlobalTransaction {coinToss=5887910943873340717, lockIntention=k, affectedKeys=[], locksAtOrigin=[]} GlobalTransaction:<node1-15887>:3:remote]! Lock held by [DldGlobalTransaction {coinToss=-39459977763357633, lockIntention=null, affectedKeys=[], locksAtOrigin=[]} GlobalTransaction:<node1-15887>:2:remote] at org.infinispan.util.concurrent.locks.LockManagerImpl.lock(LockManagerImpl.java:213) at org.infinispan.util.concurrent.locks.LockManagerImpl.acquireLock(LockManagerImpl.java:186)