[HDFS-5509] TestPathBasedCacheRequests#testReplicationFactor is flaky

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0-alpha1
• Fix Version/s: 2.3.0
• Component/s: datanode, namenode
• Assignee: Andrew Wang
• Reporter: Andrew Wang
• Created: 13/Nov/13 01:44
• Updated: 12/May/16 18:18
• Resolved: 15/Nov/13 19:10

Description

Test flakes out sometimes with the following:

Running org.apache.hadoop.hdfs.server.namenode.TestPathBasedCacheRequests
Tests run: 9, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 72.191 sec <<< FAILURE! - in org.apache.hadoop.hdfs.server.namenode.TestPathBasedCacheRequests
testReplicationFactor(org.apache.hadoop.hdfs.server.namenode.TestPathBasedCacheRequests)  Time elapsed: 7.449 sec  <<< FAILURE!
java.lang.AssertionError: Unexpected number of cached blocks expected:<4> but was:<3>
	at org.junit.Assert.fail(Assert.java:93)
	at org.junit.Assert.failNotEquals(Assert.java:647)
	at org.junit.Assert.assertEquals(Assert.java:128)
	at org.junit.Assert.assertEquals(Assert.java:472)
	at org.apache.hadoop.hdfs.server.namenode.TestPathBasedCacheRequests.checkNumCachedReplicas(TestPathBasedCacheRequests.java:619)
	at org.apache.hadoop.hdfs.server.namenode.TestPathBasedCacheRequests.testReplicationFactor(TestPathBasedCacheRequests.java:843)