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https://issues.apache.org/jira/browse/HDFS-10960?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15576466#comment-15576466
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Hudson commented on HDFS-10960:
-------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #10615 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/10615/])
HDFS-10960. TestDataNodeHotSwapVolumes#testRemoveVolumeBeingWritten (lei: rev
8c520a27cbd9daba05367d3a83017a2eab5258eb)
* (edit)
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeHotSwapVolumes.java
> TestDataNodeHotSwapVolumes#testRemoveVolumeBeingWritten fails at disk error
> verification after volume remove
> ------------------------------------------------------------------------------------------------------------
>
> Key: HDFS-10960
> URL: https://issues.apache.org/jira/browse/HDFS-10960
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: hdfs
> Affects Versions: 3.0.0-alpha2
> Reporter: Manoj Govindassamy
> Assignee: Manoj Govindassamy
> Priority: Minor
> Fix For: 2.8.0, 2.9.0, 3.0.0-alpha2
>
> Attachments: HDFS-10960.01.patch, HDFS-10960.02.patch
>
>
> TestDataNodeHotSwapVolumes#testRemoveVolumeBeingWritten fails occasionally in
> the following verification.
> {code}
> 700 // If an IOException thrown from BlockReceiver#run, it triggers
> 701 // DataNode#checkDiskError(). So we can test whether
> checkDiskError() is called,
> 702 // to see whether there is IOException in BlockReceiver#run().
> 703 assertEquals(lastTimeDiskErrorCheck, dn.getLastDiskErrorCheck());
> 704
> {code}
> {noformat}
> Error Message
> expected:<0> but was:<6498109>
> Stacktrace
> java.lang.AssertionError: expected:<0> but was:<6498109>
> 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.hdfs.server.datanode.TestDataNodeHotSwapVolumes.testRemoveVolumeBeingWrittenForDatanode(TestDataNodeHotSwapVolumes.java:703)
> at
> org.apache.hadoop.hdfs.server.datanode.TestDataNodeHotSwapVolumes.testRemoveVolumeBeingWritten(TestDataNodeHotSwapVolumes.java:620)
> {noformat}
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