[HDFS-6257] TestCacheDirectives#testExceedsCapacity fails occasionally

• Type: Test
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.4.0
• Fix Version/s: 2.5.0
• Component/s: caching
• Target Version/s: 2.5.0
• Assignee: Colin McCabe
• Reporter: Ted Yu
• Created: 18/Apr/14 15:04
• Updated: 15/Aug/14 05:41
• Resolved: 09/Jun/14 18:40

Description

From https://builds.apache.org/job/Hadoop-Hdfs-trunk/1736/ :

REGRESSION: org.apache.hadoop.hdfs.server.namenode.TestCacheDirectives.testExceedsCapacity

Error Message:
Namenode should not send extra CACHE commands expected:<0> but was:<2>

Stack Trace:
java.lang.AssertionError: Namenode should not send extra CACHE commands expected:<0> but was:<2>
        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.TestCacheDirectives.testExceedsCapacity(TestCacheDirectives.java:1419)

Issue Links

• duplicates: HADOOP-10411 TestCacheDirectives.testExceedsCapacity fails occasionally
• relates to: HDFS-6518 TestCacheDirectives#testExceedsCapacity should take FSN read lock when accessing pendingCached list