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https://issues.apache.org/jira/browse/HDFS-17153?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17753085#comment-17753085
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ASF GitHub Bot commented on HDFS-17153:
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huangzhaobo99 opened a new pull request, #5940:
URL: https://github.com/apache/hadoop/pull/5940
### Description of PR
Reference: [HDFS-16396](https://issues.apache.org/jira/browse/HDFS-16396)
In large clusters, rolling restart datanodes takes a long time. We can make
slow peers 'pipelineSupportSlownode' parameters in datanode reconfigurable to
facilitate cluster operation and maintenance.
### How was this patch tested?
UT
> Reconfig 'pipelineSupportSlownode' parameters for datanode.
> -----------------------------------------------------------
>
> Key: HDFS-17153
> URL: https://issues.apache.org/jira/browse/HDFS-17153
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: huangzhaobo99
> Priority: Minor
>
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