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https://issues.apache.org/jira/browse/HDFS-10571?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15347256#comment-15347256
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Arpit Agarwal commented on HDFS-10571:
--------------------------------------
+1 for the v1 patch.
> TestDiskBalancerCommand#testPlanNode failed with IllegalArgumentException
> -------------------------------------------------------------------------
>
> Key: HDFS-10571
> URL: https://issues.apache.org/jira/browse/HDFS-10571
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode
> Reporter: Xiaobing Zhou
> Assignee: Xiaobing Zhou
> Attachments: HDFS-10571-HDFS-1312.000.patch,
> HDFS-10571-HDFS-1312.001.patch
>
>
> TestDiskBalancerCommand#testPlanNode failed with IllegalArgumentException:
> {noformat}
> testPlanNode(org.apache.hadoop.hdfs.server.diskbalancer.command.TestDiskBalancerCommand)
> Time elapsed: 3.003 sec <<< ERROR!
> java.lang.IllegalArgumentException: Unable to find the specified node.
> 5417cffa-1bec-4339-8837-1f7c7ba59664
> at
> org.apache.hadoop.hdfs.server.diskbalancer.command.PlanCommand.execute(PlanCommand.java:119)
> at
> org.apache.hadoop.hdfs.tools.DiskBalancer.dispatch(DiskBalancer.java:472)
> at org.apache.hadoop.hdfs.tools.DiskBalancer.run(DiskBalancer.java:188)
> at
> org.apache.hadoop.hdfs.server.diskbalancer.command.TestDiskBalancerCommand.runCommand(TestDiskBalancerCommand.java:346)
> at
> org.apache.hadoop.hdfs.server.diskbalancer.command.TestDiskBalancerCommand.testPlanNode(TestDiskBalancerCommand.java:283)
> {noformat}
> In TestDiskBalancerCommand#testPlanNode, here is incorrect, since the FS is
> set to be loaded from Json file.
> {code}
> final String planArg = String.format("-%s %s", PLAN,
> cluster.getDataNodes().get(0).getDatanodeUuid());
> {code}
> See the FS loading in TestDiskBalancerCommand#runCommand
> {code}
> FileSystem.setDefaultUri(conf, clusterJson);
> {code}
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