[TEZ-3097] Flaky test: TestCommit.testDAGCommitStartedEventFail_OnDAGSuccess

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.8.3
• Fix Version/s: 0.9.0, 0.8.5
• Hadoop Flags: Reviewed
• Assignee: Harish JP
• Reporter: Jeff Zhang
• Created: 05/Feb/16 01:42
• Updated: 14/Mar/17 03:49
• Resolved: 28/Oct/16 19:11

Description

testDAGCommitStartedEventFail_OnDAGSuccess(org.apache.tez.dag.app.dag.impl.TestCommit)  Time elapsed: 0.072 sec  <<< ERROR!
java.util.ConcurrentModificationException: null
	at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:859)
	at java.util.ArrayList$Itr.next(ArrayList.java:831)
	at org.apache.tez.dag.app.dag.impl.TestCommit$MockHistoryEventHandler.verifyVertexCommitStartedEvent(TestCommit.java:2033)
	at org.apache.tez.dag.app.dag.impl.TestCommit.testDAGCommitStartedEventFail_OnDAGSuccess(TestCommit.java:1880)

https://builds.apache.org/job/Tez-Build-Hadoop-2.4/245/console