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https://issues.apache.org/jira/browse/HDFS-9976?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kai Sasaki resolved HDFS-9976.
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Resolution: Invalid
> CLONE - Erasure Coding: consolidate streamer coordination logic and handle
> failure when writing striped blocks
> --------------------------------------------------------------------------------------------------------------
>
> Key: HDFS-9976
> URL: https://issues.apache.org/jira/browse/HDFS-9976
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: hdfs-client
> Reporter: dragon
> Assignee: Tsz Wo Nicholas Sze
> Fix For: HDFS-7285
>
>
> In *stripping* case, for (6, 3)-Reed-Solomon, a client writes to 6 data
> blocks and 3 parity blocks concurrently. We need to handle datanode or
> network failures when writing a EC BlockGroup.
> We also refactor the existing code in DFSStripedOutputStream and
> StripedDataStreamer.
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