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https://issues.apache.org/jira/browse/SPARK-8975?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14625930#comment-14625930
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François Garillot commented on SPARK-8975:
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Typesafe PR : https://github.com/typesafehub/spark/pull/15/files
> Implement a mechanism to send a new rate from the driver to the block
> generator
> -------------------------------------------------------------------------------
>
> Key: SPARK-8975
> URL: https://issues.apache.org/jira/browse/SPARK-8975
> Project: Spark
> Issue Type: Sub-task
> Components: Streaming
> Reporter: Iulian Dragos
>
> Full design doc
> [here|https://docs.google.com/document/d/1ls_g5fFmfbbSTIfQQpUxH56d0f3OksF567zwA00zK9E/edit?usp=sharing]
> - Add a new message, {{RateUpdate(newRate: Long)}} that ReceiverSupervisor
> handles in its endpoint
> - Add a new method to ReceiverTracker
> {{def sendRateUpdate(streamId: Int, newRate: Long): Unit}}
> this method sends an asynchronous RateUpdate message to the receiver
> supervisor corresponding to streamId
> - update the rate in the corresponding block generator.
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