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https://issues.apache.org/jira/browse/SPARK-24678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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sharkd tu updated SPARK-24678:
------------------------------
Description:
Currently, `BlockRDD.getPreferredLocations` only get hosts info of blocks,
which results in subsequent schedule level is not better than 'NODE_LOCAL'. We
can just make a small changes, the schedule level can be improved to
'PROCESS_LOCAL'
was:
Currently, the meta-info of blocks that were received by spark-streaming
receivers only contains hosts info, which results in subsequent schedule level
is not better than 'NODE_LOCAL'. We can just make a small changes, the schedule
level can be improved to 'PROCESS_LOCAL'
> We should use 'PROCESS_LOCAL' first for Spark-Streaming
> -------------------------------------------------------
>
> Key: SPARK-24678
> URL: https://issues.apache.org/jira/browse/SPARK-24678
> Project: Spark
> Issue Type: Improvement
> Components: Block Manager
> Affects Versions: 2.3.1
> Reporter: sharkd tu
> Priority: Major
>
> Currently, `BlockRDD.getPreferredLocations` only get hosts info of blocks,
> which results in subsequent schedule level is not better than 'NODE_LOCAL'.
> We can just make a small changes, the schedule level can be improved to
> 'PROCESS_LOCAL'
>
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