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https://issues.apache.org/jira/browse/HDFS-16320?focusedWorklogId=681411&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-681411
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ASF GitHub Bot logged work on HDFS-16320:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 15/Nov/21 10:50
Start Date: 15/Nov/21 10:50
Worklog Time Spent: 10m
Work Description: ferhui commented on pull request #3654:
URL: https://github.com/apache/hadoop/pull/3654#issuecomment-968766994
@symious Thanks.
Right now only namenode knows that which datanode is slow, and it will avoid
to choose this node for the following requirement. But we have no ways to
handle the writing pipeline.
I think it's good idea, go ahead.
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Issue Time Tracking
-------------------
Worklog Id: (was: 681411)
Time Spent: 40m (was: 0.5h)
> Datanode retrieve slownode information from NameNode
> ----------------------------------------------------
>
> Key: HDFS-16320
> URL: https://issues.apache.org/jira/browse/HDFS-16320
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Janus Chow
> Assignee: Janus Chow
> Priority: Major
> Labels: pull-request-available
> Time Spent: 40m
> Remaining Estimate: 0h
>
> The current information of slownode is reported by reportingNode, and stored
> in NameNode.
> This ticket is to let the slownode retrieve the information from NameNode, so
> that it can do other performance improvement actions based on this
> information.
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