[YARN-4613] TestClientRMService#testGetClusterNodes fails occasionally

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.9.0, 3.0.0-alpha1
• Component/s: test

Environment

jenkins

• Hadoop Flags: Reviewed
• Assignee: Takashi Ohnishi
• Reporter: Jason Darrell Lowe
• Created: 20/Jan/16 16:14
• Updated: 30/Aug/16 01:06
• Resolved: 24/Jan/16 18:08

Description

TestClientRMService has been failing occasionally on precommits. Sample failure:

Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0
Running org.apache.hadoop.yarn.server.resourcemanager.TestClientRMService
Tests run: 19, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 15.077 sec <<< FAILURE! - in org.apache.hadoop.yarn.server.resourcemanager.TestClientRMService
testGetClusterNodes(org.apache.hadoop.yarn.server.resourcemanager.TestClientRMService)  Time elapsed: 0.551 sec  <<< FAILURE!
java.lang.AssertionError: Unhealthy nodes should not show up by default expected:<0> but was:<1>
	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.yarn.server.resourcemanager.TestClientRMService.testGetClusterNodes(TestClientRMService.java:215)