[HDFS-10434] Fix intermittent test failure of TestDataNodeErasureCodingMetrics

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0-alpha1
• Target Version/s: 3.0.0-alpha1
• Hadoop Flags: Reviewed
• Assignee: Rakesh Radhakrishnan
• Reporter: Rakesh Radhakrishnan
• Created: 19/May/16 11:30
• Updated: 04/Aug/16 06:21
• Resolved: 25/May/16 20:45

Description

This jira is to fix the test case failure.

Reference : Build15485_TestDataNodeErasureCodingMetrics_testEcTasks

Error Message

Bad value for metric EcReconstructionTasks expected:<1> but was:<0>
Stacktrace

java.lang.AssertionError: Bad value for metric EcReconstructionTasks 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.apache.hadoop.test.MetricsAsserts.assertCounter(MetricsAsserts.java:228)
	at org.apache.hadoop.hdfs.server.datanode.TestDataNodeErasureCodingMetrics.testEcTasks(TestDataNodeErasureCodingMetrics.java:92)

Issue Links

• is related to: HDFS-8449 Add tasks count metrics to datanode for ECWorker