[ 
https://issues.apache.org/jira/browse/HDFS-17550?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17897061#comment-17897061
 ] 

ASF GitHub Bot commented on HDFS-17550:
---------------------------------------

zhengchenyu commented on PR #7142:
URL: https://github.com/apache/hadoop/pull/7142#issuecomment-2467102004

   @Hexiaoqiao @haiyang1987 @tasanuma Can you please review this PR?




> EC: Support decommissioning DataNode by EC block reconstruction
> ---------------------------------------------------------------
>
>                 Key: HDFS-17550
>                 URL: https://issues.apache.org/jira/browse/HDFS-17550
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Chenyu Zheng
>            Priority: Major
>              Labels: pull-request-available
>
> By enabling reconstruction to decommissioning datanode, the speed increased 
> by 12 times on a small-scale cluster with only 100 machines dedicated to 
> storing EC data. I think in prodcution cluster with thousands of clusters, 
> there will be hundreds of times growth.



--
This message was sent by Atlassian Jira
(v8.20.10#820010)

---------------------------------------------------------------------
To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org

Reply via email to