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https://issues.apache.org/jira/browse/HDFS-9040?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jing Zhao updated HDFS-9040:
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Attachment: HDFS-9040.001.wip.patch
Upload a wip patch (based on Walter's great job in HDFS-8383) to demo the above
idea. The patch is just half way so will keep working on it.
> Erasure coding: A BlockGroupDataStreamer to rule all internal blocks streamers
> ------------------------------------------------------------------------------
>
> Key: HDFS-9040
> URL: https://issues.apache.org/jira/browse/HDFS-9040
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Reporter: Walter Su
> Assignee: Walter Su
> Attachments: HDFS-9040.00.patch, HDFS-9040.001.wip.patch
>
>
> A {{BlockGroupDataStreamer}} to communicate with NN to allocate/update block,
> and {{StripedDataStreamer}} s only have to stream blocks to DNs.
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