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https://issues.apache.org/jira/browse/HDFS-15932?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shilun Fan updated HDFS-15932:
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Component/s: balancer
Target Version/s: 3.2.3, 3.3.1, 3.4.0
Affects Version/s: 3.2.3
3.3.1
3.4.0
> Improve the balancer error message when process exits abnormally.
> -----------------------------------------------------------------
>
> Key: HDFS-15932
> URL: https://issues.apache.org/jira/browse/HDFS-15932
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: balancer
> Affects Versions: 3.3.1, 3.4.0, 3.2.3
> Reporter: Renukaprasad C
> Assignee: Renukaprasad C
> Priority: Major
> Fix For: 3.3.1, 3.4.0, 3.2.3
>
> Attachments: HDFS-15932.001.patch
>
>
> The HDFS balancer exits abnormally. The content of the pid file is not
> cleaned up, and the new balancer cannot be started.
> Start the balancer (start-balancer.sh threshold 5)
> Kill the balancer process (kill -9 <Balancer PID>)
> Re-execute the balancer, there will be an error message.
> -- Balancer is running as process xxxx. Stop it first.
> (But process already stopped, error message can be more detailed)
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