[ 
https://issues.apache.org/jira/browse/HDFS-17890?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18079677#comment-18079677
 ] 

ASF GitHub Bot commented on HDFS-17890:
---------------------------------------

KeeProMise commented on PR #8338:
URL: https://github.com/apache/hadoop/pull/8338#issuecomment-4412518967

   > Hi @KeeProMise This PR is ready for review. Could you please take a look 
when you have time? Thanks!
   
   Hi @junjie1233 Thank you for your contribution and invitation, but I can 
only review it from the code level, as I am not an authority on DN. @Hexiaoqiao 
if you have time, please help to take a look at this PR, thanks!




> Avoid slow disks datanode when reading data
> -------------------------------------------
>
>                 Key: HDFS-17890
>                 URL: https://issues.apache.org/jira/browse/HDFS-17890
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: hdfs
>            Reporter: JunJieZhao
>            Priority: Major
>              Labels: pull-request-available
>
> During HDFS read operations, replicas on slow disks should be deprioritized 
> so that replicas on healthy disks are preferred.
> Currently, slow disk avoidance is not performed at the disk level when 
> reading operations return to the block position.



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

---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to