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Posted to issues@impala.apache.org by "Sailesh Mukil (JIRA)" <ji...@apache.org> on 2017/09/11 20:48:00 UTC

[jira] [Resolved] (IMPALA-4243) sorted streams[is_merging=true] cause DataStreamRecvr logical deadlock

     [ https://issues.apache.org/jira/browse/IMPALA-4243?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sailesh Mukil resolved IMPALA-4243.
-----------------------------------
    Resolution: Cannot Reproduce

[~fish0515_impala_49b1][~cfreely] I'm closing this since we cannot reproduce this on our side, please reopen with steps to reproduce if you still think this is a problem.

> sorted streams[is_merging=true]  cause  DataStreamRecvr logical deadlock
> ------------------------------------------------------------------------
>
>                 Key: IMPALA-4243
>                 URL: https://issues.apache.org/jira/browse/IMPALA-4243
>             Project: IMPALA
>          Issue Type: Bug
>          Components: Distributed Exec
>    Affects Versions: Impala 2.5.0, Impala 2.6.0
>            Reporter: fishing
>            Assignee: Sailesh Mukil
>            Priority: Critical
>              Labels: hang
>         Attachments: diff.patch
>
>
> since   GetBatch()  Thread  async  Sequential consumption of all queues , but buffer  only have 10M 
> sometimes  before  front queue RowBatch Coming   buffer(10M)  is full already
> I think   the  kind of scene  should  limit every queue  size    and  every queue must promise at least one rowbatch could put into



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