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https://issues.apache.org/jira/browse/SPARK-2956?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Reynold Xin updated SPARK-2956:
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Description:
The existing Netty shuffle implementation does not support large blocks.
The culprit is in FileClientHandler.channelRead0().
We should add a LengthFieldBasedFrameDecoder to the pipeline.
was:
The existing Netty shuffle implementation does not support large blocks.
The culprit is in FileClientHandler.channelRead0().
> Support transferring large blocks in Netty network module
> ---------------------------------------------------------
>
> Key: SPARK-2956
> URL: https://issues.apache.org/jira/browse/SPARK-2956
> Project: Spark
> Issue Type: Sub-task
> Components: Shuffle, Spark Core
> Reporter: Reynold Xin
> Assignee: Reynold Xin
> Priority: Critical
>
> The existing Netty shuffle implementation does not support large blocks.
> The culprit is in FileClientHandler.channelRead0().
> We should add a LengthFieldBasedFrameDecoder to the pipeline.
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