[HDFS-10281] o.a.h.hdfs.server.namenode.ha.TestPendingCorruptDnMessages fails intermittently

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.8.0
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: test
• Target Version/s: 2.8.0
• Hadoop Flags: Reviewed
• Assignee: Mingliang Liu
• Reporter: Mingliang Liu
• Created: 12/Apr/16 20:24
• Updated: 30/Aug/16 01:17
• Resolved: 14/Apr/16 20:32

Description

In our daily UT test, we found the TestPendingCorruptDnMessages#testChangedStorageId failed intermittently, see following information:

Error Message

expected:<1> but was:<0>

Stacktrace

java.lang.AssertionError: expected:<1> but was:<0>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:743)
	at org.junit.Assert.assertEquals(Assert.java:118)
	at org.junit.Assert.assertEquals(Assert.java:555)
	at org.junit.Assert.assertEquals(Assert.java:542)
	at org.apache.hadoop.hdfs.server.namenode.ha.TestPendingCorruptDnMessages.getRegisteredDatanodeUid(TestPendingCorruptDnMessages.java:124)
	at org.apache.hadoop.hdfs.server.namenode.ha.TestPendingCorruptDnMessages.testChangedStorageId(TestPendingCorruptDnMessages.java:103)