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https://issues.apache.org/jira/browse/HDFS-9382?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15008062#comment-15008062
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Li Bo commented on HDFS-9382:
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Unifying the readers and writers is very complicated due to the different
details, so I have postponed the work. Maybe we can consider the optimization
after most of the functionalities of EC are satisfied.
> Track the acks for the packets which are sent from ErasureCodingWorker as
> part of reconstruction work
> -----------------------------------------------------------------------------------------------------
>
> Key: HDFS-9382
> URL: https://issues.apache.org/jira/browse/HDFS-9382
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode
> Affects Versions: 3.0.0
> Reporter: Uma Maheswara Rao G
> Assignee: Uma Maheswara Rao G
>
> Currently we are not tracking the acks for the packets which are sent from DN
> ECWorker as part of reconstruction work. This jira is proposing to tracks the
> acks as reconstruction work is really expensive, so we should know if any
> packets failed to write at target DN
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