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https://issues.apache.org/jira/browse/HDFS-16314?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Haiyang Hu updated HDFS-16314:
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Description: Consider that make dfs.namenode.avoid.read.slow.datanode
reconfigurable and rapid rollback in case this feature HDFS-16076 unexpected
things happen in production environment
> Support to makedfs.namenode.block-placement-policy.exclude-slow-nodes.enabled
> reconfigurable
> --------------------------------------------------------------------------------------------
>
> Key: HDFS-16314
> URL: https://issues.apache.org/jira/browse/HDFS-16314
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Haiyang Hu
> Priority: Major
>
> Consider that make dfs.namenode.avoid.read.slow.datanode reconfigurable and
> rapid rollback in case this feature HDFS-16076 unexpected things happen in
> production environment
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