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https://issues.apache.org/jira/browse/HDFS-3454?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Eli Collins updated HDFS-3454:
------------------------------
Status: Patch Available (was: Open)
> Balancer unconditionally logs InterruptedException at INFO level on shutdown
> if security is enabled
> ----------------------------------------------------------------------------------------------------
>
> Key: HDFS-3454
> URL: https://issues.apache.org/jira/browse/HDFS-3454
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: balancer
> Affects Versions: 2.0.0
> Reporter: Eli Collins
> Assignee: Eli Collins
> Priority: Minor
> Attachments: hdfs-3454.txt
>
>
> NameNodeConnector#close intrrupts the keyupdaterthread on shutdown so you
> always see the following on shutdown:
> {noformat}
> The cluster is balanced. Exiting...
> 12/04/23 23:23:12 INFO balancer.Balancer: InterruptedException in block key
> updater thread
> java.lang.InterruptedException: sleep interrupted
> at java.lang.Thread.sleep(Native Method)
> at
> org.apache.hadoop.hdfs.server.balancer.NameNodeConnector$BlockKeyUpdater.run(NameNodeConnector.java:200)
> at java.lang.Thread.run(Thread.java:662)
> {noformat}
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