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https://issues.apache.org/jira/browse/HDFS-12456?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16167029#comment-16167029
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Bharat Viswanadham commented on HDFS-12456:
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Here 4 syncs are happening as below:
1. Load fsimage and open for write
2. Enable Erasure coding policy
3. Create Directory /ec
4. Set Erasure coding policy.
> Test NameNode metrics test failure in testSyncAndBlockReportMetric
> ------------------------------------------------------------------
>
> Key: HDFS-12456
> URL: https://issues.apache.org/jira/browse/HDFS-12456
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: hdfs, metrics
> Reporter: Bharat Viswanadham
> Assignee: Bharat Viswanadham
> Priority: Minor
>
> testSyncAndBlockReportMetric test is failure in trunk.
> org.apache.hadoop.hdfs.server.namenode.metrics.TestNameNodeMetrics.testSyncAndBlockReportMetric
> Failing for the past 6 builds (Since Failed#21132 )
> Took 0.62 sec.
> Error Message:
> {code:java}
> Bad value for metric SyncsNumOps expected:<3> but was:<4>
> Stacktrace
> java.lang.AssertionError: Bad value for metric SyncsNumOps expected:<3> but
> was:<4>
> 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:227)
> at
> org.apache.hadoop.hdfs.server.namenode.metrics.TestNameNodeMetrics.testSyncAndBlockReportMetric(TestNameNodeMetrics.java:892
> {code}
> )
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