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Posted to issues-all@impala.apache.org by "Michael Ho (JIRA)" <ji...@apache.org> on 2018/08/09 22:00:00 UTC
[jira] [Updated] (IMPALA-6524) Sender and receiver side of exchange
should operate within memory constraint
[ https://issues.apache.org/jira/browse/IMPALA-6524?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Michael Ho updated IMPALA-6524:
-------------------------------
Issue Type: Sub-task (was: Improvement)
Parent: IMPALA-7301
> Sender and receiver side of exchange should operate within memory constraint
> ----------------------------------------------------------------------------
>
> Key: IMPALA-6524
> URL: https://issues.apache.org/jira/browse/IMPALA-6524
> Project: IMPALA
> Issue Type: Sub-task
> Components: Distributed Exec
> Reporter: Tim Armstrong
> Assignee: Michael Ho
> Priority: Major
> Labels: resource-management
>
> We should reserve memory for any required exchange buffers and allocate them from the buffer pool. This would ensure that queries won't allocate exchange buffers that will push them over the memory limit
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