Created attachment 1093386 [details] Logs Description of problem: org.jboss.as.test.integration.domain.suites.OperationCancellationTestCase fails occasionally Version-Release number of selected component (if applicable): 6.4.5.CP.CR2 How reproducible: 5% Steps to Reproduce: 1. ./integration-tests.sh -Dmaven.repo.local=$MAVEN_REPO_LOCAL -Dts.noSmoke -Dts.domain -Dtest=OperationCancellationTestCase -Dnode0=$MYTESTIP_1 -Dnode1=$MYTESTIP_2 -Dmcast=$MCAST_ADDR -DtestLogToFile=false Actual results: "Operation timed out" or "Multiple instances of block present" or "Management operation succeeded." or "block not present after 5000 ms". For more information see attached logs. Expected results: No errors Additional info: Jenkins reproducer jobs: https://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/eap-6x-OperationCancellationTestCase-reproducer/