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https://issues.apache.org/jira/browse/HDFS-16810?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Haiyang Hu resolved HDFS-16810.
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Resolution: Won't Do
> Support to make
> dfs.namenode.decommission.backoff.monitor.pending.blocks.per.lock
> reconfigurable
> -------------------------------------------------------------------------------------------------
>
> Key: HDFS-16810
> URL: https://issues.apache.org/jira/browse/HDFS-16810
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Haiyang Hu
> Assignee: Haiyang Hu
> Priority: Major
>
> When the Backoff monitor is enabled, the parameter
> dfs.namenode.decommission.backoff.monitor.pending.blocks.per.lock can be
> dynamically adjusted to determines release the namenode write lock after the
> numbe of blocks to process when moving blocks to pendingReplication .
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