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https://issues.apache.org/jira/browse/HDFS-2491?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13133629#comment-13133629
]
Hudson commented on HDFS-2491:
------------------------------
Integrated in Hadoop-Hdfs-22-branch #102 (See
[https://builds.apache.org/job/Hadoop-Hdfs-22-branch/102/])
HDFS-2491. TestBalancer can fail when datanode utilization and
avgUtilization is exactly same. Contributed by Uma Maheswara Rao G.
shv : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1187838
Files :
* /hadoop/common/branches/branch-0.22/hdfs/CHANGES.txt
*
/hadoop/common/branches/branch-0.22/hdfs/src/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
> TestBalancer can fail when datanode utilization and avgUtilization is exactly
> same.
> -----------------------------------------------------------------------------------
>
> Key: HDFS-2491
> URL: https://issues.apache.org/jira/browse/HDFS-2491
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 0.22.0, 0.23.0, 0.24.0
> Reporter: Uma Maheswara Rao G
> Assignee: Uma Maheswara Rao G
> Fix For: 0.22.0, 0.24.0
>
> Attachments: HDFS-2492-22Branch.patch, HDFS-2492.patch
>
>
> Stack Trace:
> junit.framework.AssertionFailedError: 127.0.0.1:60986is not an underUtilized
> node: utilization=22.0 avgUtilization=22.0 threshold=10.0
> at
> org.apache.hadoop.hdfs.server.balancer.Balancer.initNodes(Balancer.java:1014)
> at
> org.apache.hadoop.hdfs.server.balancer.Balancer.initNodes(Balancer.java:953)
> at org.apache.hadoop.hdfs.server.balancer.Balancer.run(Balancer.java:1502)
> at
> org.apache.hadoop.hdfs.server.balancer.TestBalancer.runBalancer(TestBalancer.java:247)
> at
> org.apache.hadoop.hdfs.server.balancer.TestBalancer.test(TestBalancer.java:234)
> at
> org.apache.hadoop.hdfs.server.balancer.TestBalancer.twoNodeTest(TestBalancer.java:312)
> at
> org.apache.hadoop.hdfs.server.balancer.TestBalancer.__CLR2_4_39j3j5b10ou(TestBalancer.java:328)
> at
> org.apache.hadoop.hdfs.server.balancer.TestBalancer.testBalancer0(TestBalancer.java:324)
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