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https://issues.apache.org/jira/browse/HDFS-11461?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17748590#comment-17748590
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Yuanbo Liu commented on HDFS-11461:
-----------------------------------
This patch seems to need amend as the mean value of read/write io is not
accurate, see the segment below
!image-2023-07-28-20-22-52-799.png|width=619,height=413!
> DataNode Disk Outlier Detection
> -------------------------------
>
> Key: HDFS-11461
> URL: https://issues.apache.org/jira/browse/HDFS-11461
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: hdfs
> Reporter: Hanisha Koneru
> Assignee: Hanisha Koneru
> Priority: Major
> Fix For: 2.9.0, 3.0.0-alpha4
>
> Attachments: HDFS-11461-branch-2.000.patch, HDFS-11461.000.patch,
> HDFS-11461.001.patch, HDFS-11461.002.patch
>
>
> Similar to how DataNodes collect peer performance statistics, we can collect
> disk performance statistics per datanode and detect outliers among them, if
> any.
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