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https://issues.apache.org/jira/browse/HDFS-15549?focusedWorklogId=536681&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-536681
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ASF GitHub Bot logged work on HDFS-15549:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 16/Jan/21 00:28
Start Date: 16/Jan/21 00:28
Worklog Time Spent: 10m
Work Description: Jing9 merged pull request #2583:
URL: https://github.com/apache/hadoop/pull/2583
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Issue Time Tracking
-------------------
Worklog Id: (was: 536681)
Time Spent: 3h (was: 2h 50m)
> Improve DISK/ARCHIVE movement if they are on same filesystem
> ------------------------------------------------------------
>
> Key: HDFS-15549
> URL: https://issues.apache.org/jira/browse/HDFS-15549
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode
> Reporter: Leon Gao
> Assignee: Leon Gao
> Priority: Major
> Labels: pull-request-available
> Time Spent: 3h
> Remaining Estimate: 0h
>
> When moving blocks between DISK/ARCHIVE, we should prefer the volume on the
> same underlying filesystem and use "rename" instead of "copy" to save IO.
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