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https://issues.apache.org/jira/browse/HADOOP-10410?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13943307#comment-13943307
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stack commented on HADOOP-10410:
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bq. I hope we can just do technical discussion in the jira.
We can.
[~xieliang007] I think [~wheat9] may not be up on how hbase uses hdfs. Give
him some slack. Do you agree then that his suggestion of a QoS pool,
HDFS-5727, the right way to proceed?
Thanks.
> Support ioprio_set in NativeIO
> ------------------------------
>
> Key: HADOOP-10410
> URL: https://issues.apache.org/jira/browse/HADOOP-10410
> Project: Hadoop Common
> Issue Type: New Feature
> Components: native
> Affects Versions: 3.0.0, 2.4.0
> Reporter: Liang Xie
> Assignee: Liang Xie
> Attachments: HADOOP-10410.txt
>
>
> It would be better to HBase application if HDFS layer provide a fine-grained
> IO request priority. Most of modern kernel should support ioprio_set system
> call now.
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