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https://issues.apache.org/jira/browse/KUDU-5?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17118774#comment-17118774
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Grant Henke commented on KUDU-5:
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Some related work is in progress here: https://gerrit.cloudera.org/#/c/15706/
> Shared memory transport for local scanners
> ------------------------------------------
>
> Key: KUDU-5
> URL: https://issues.apache.org/jira/browse/KUDU-5
> Project: Kudu
> Issue Type: Improvement
> Components: client, impala, perf, tserver
> Affects Versions: Backlog
> Reporter: Todd Lipcon
> Priority: Major
>
> For Impala in particular, it would be nice to be able to set up the RowBlock
> in a shared memory region, so that Impala scanners could avoid copying data
> over the network stack.
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