[HDFS-9766] TestDataNodeMetrics#testDataNodeTimeSpend fails intermittently

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0-alpha1
• Fix Version/s: 2.8.0, 2.7.3, 3.0.0-alpha1
• Component/s: test
• Hadoop Flags: Reviewed
• Assignee: Xiao Chen
• Reporter: Mingliang Liu
• Created: 05/Feb/16 03:34
• Updated: 30/Aug/16 01:19
• Resolved: 02/Mar/16 05:18

Description

Stacktrace

java.lang.AssertionError: null
	at org.junit.Assert.fail(Assert.java:86)
	at org.junit.Assert.assertTrue(Assert.java:41)
	at org.junit.Assert.assertTrue(Assert.java:52)
	at org.apache.hadoop.hdfs.server.datanode.TestDataNodeMetrics.testDataNodeTimeSpend(TestDataNodeMetrics.java:289)

See recent builds:

• https://builds.apache.org/job/PreCommit-HDFS-Build/14393/testReport/org.apache.hadoop.hdfs.server.datanode/TestDataNodeMetrics/testDataNodeTimeSpend/
• https://builds.apache.org/job/PreCommit-HDFS-Build/14317/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.8.0_66.txt