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https://issues.apache.org/jira/browse/YARN-3459?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14483779#comment-14483779
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Li Lu commented on YARN-3459:
-----------------------------
Reproduced this failure on my local machine as well as Jenkins run for
YARN-3426. Seems like the test failure was introduced by YARN-2901.
[~wangda][~vvasudev] can anyone of you take a look at it? Thanks!
> TestLog4jWarningErrorMetricsAppender breaks in trunk
> ----------------------------------------------------
>
> Key: YARN-3459
> URL: https://issues.apache.org/jira/browse/YARN-3459
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Li Lu
> Assignee: Li Lu
> Priority: Blocker
> Fix For: 2.7.0
>
>
> TestLog4jWarningErrorMetricsAppender fails with the following message:
> {code}
> Running org.apache.hadoop.yarn.util.TestLog4jWarningErrorMetricsAppender
> Tests run: 6, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 6.214 sec <<<
> FAILURE! - in org.apache.hadoop.yarn.util.TestLog4jWarningErrorMetricsAppender
> testPurge(org.apache.hadoop.yarn.util.TestLog4jWarningErrorMetricsAppender)
> Time elapsed: 2.01 sec <<< FAILURE!
> java.lang.AssertionError: 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.junit.Assert.assertEquals(Assert.java:542)
> at
> org.apache.hadoop.yarn.util.TestLog4jWarningErrorMetricsAppender.testPurge(TestLog4jWarningErrorMetricsAppender.java:89)
> {code}
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