ClustertopologyManagerTest.testAbruptLeaveAfterGetStatus2[SCATTERED_SYNC, tx=false] random failures --------------------------------------------------------------------------------------------------- Key: ISPN-9257 URL: https://issues.jboss.org/browse/ISPN-9257 Project: Infinispan Issue Type: Bug Components: Test Suite - Core Affects Versions: 9.3.0.CR1 Reporter: Dan Berindei Assignee: Dan Berindei Priority: Minor Labels: testsuite_stability Fix For: 10.0.0.Beta4, 9.4.16.Final Attachments: ISPN-8731_wrong_topology_2018-05-18_ClusterTopologyManagerTest-infinispan-core.log.gz The test kills the coordinator NodeA, then while NodeB is trying to recover the caches it also kills NodeC. It expects NodeB to start a rebalance with 2 nodes and discards it, in order to test that it can process the 1-node rebalance first: {noformat} 00:34:06,582 DEBUG (transport-thread-test-NodeB-p12-t6:[testCache]) [ClusterTopologyManagerTest] Discarding rebalance command CacheTopology{id=8, phase=TRANSITORY, rebalanceId=5, currentCH=ScatteredConsistentHash{ns=256, rebalanced=false, owners = (2)[test-NodeB-49590: 85, test-NodeC-58596: 85]}, pendingCH=ScatteredConsistentHash{ns=256, rebalanced=true, owners = (2)[test-NodeB-49590: 128, test-NodeC-58596: 128]}, unionCH=null, actualMembers=[test-NodeB-49590, test-NodeC-58596], persistentUUIDs=[6b96414e-15d8-4350-aa3c-4fb4fc34e888, d47dc4a9-2a95-4bb1-a83b-bb8a27c9999f]} 00:34:06,609 DEBUG (transport-thread-test-NodeB-p12-t2:[Topology-testCache]) [LocalTopologyManagerImpl] Updating local topology for cache testCache: CacheTopology{id=9, phase=TRANSITORY, rebalanceId=5, currentCH=ScatteredConsistentHash{ns=256, rebalanced=false, owners = (1)[test-NodeB-49590: 85]}, pendingCH=ScatteredConsistentHash{ns=256, rebalanced=false, owners = (1)[test-NodeB-49590: 128]}, unionCH=null, actualMembers=[test-NodeB-49590], persistentUUIDs=[6b96414e-15d8-4350-aa3c-4fb4fc34e888]} 00:34:06,609 DEBUG (transport-thread-test-NodeB-p12-t2:[Topology-testCache]) [LocalTopologyManagerImpl] Installing fake cache topology CacheTopology{id=8, phase=NO_REBALANCE, rebalanceId=4, currentCH=ScatteredConsistentHash{ns=256, rebalanced=false, owners = (1)[test-NodeB-49590: 85]}, pendingCH=null, unionCH=null, actualMembers=[test-NodeB-49590], persistentUUIDs=[6b96414e-15d8-4350-aa3c-4fb4fc34e888]} for cache testCache {noformat} Unfortunately {{PreferAvailabilityStrategy}} has changed a bit and the rebalance ids don't always match the expectations of the test, so that the 1-node rebalance is discarded instead: {noformat} 09:46:10,530 DEBUG (transport-thread-Test-NodeB-p54539-t3:[testCache]) [Test] Discarding rebalance command CacheTopology{id=9, phase=TRANSITORY, rebalanceId=5, currentCH=ScatteredConsistentHash{ns=256, rebalanced=false, owners = (1)[Test-NodeB-62039: 85]}, pendingCH=ScatteredConsistentHash{ns=256, rebalanced=true, owners = (1)[Test-NodeB-62039: 256]}, unionCH=null, actualMembers=[Test-NodeB-62039], persistentUUIDs=[0ed7be74-4485-489b-baee-28c461c9e5de]} {noformat}