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From "Tim Armstrong (Code Review)" <ger...@cloudera.org>
Subject [Impala-ASF-CR] IMPALA-4577: Adjust maximum size of row batch queue with MT DOP.
Date Fri, 02 Dec 2016 22:13:32 GMT
Tim Armstrong has posted comments on this change.

Change subject: IMPALA-4577: Adjust maximum size of row batch queue with MT_DOP.
......................................................................


Patch Set 2: -Code-Review

Did we do any perf testing of this? Just wondering if the additional context switching could
regress performance a lot.  IIRC we didn't see that big a correlation between queue size and
memory usage, since the I/O buffer consumption is also throttled.

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Gerrit-MessageType: comment
Gerrit-Change-Id: Ic2aa260f9265ec21173fb703c41934964ece6485
Gerrit-PatchSet: 2
Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-Owner: Alex Behm <alex.behm@cloudera.com>
Gerrit-Reviewer: Alex Behm <alex.behm@cloudera.com>
Gerrit-Reviewer: Michael Ho <kwho@cloudera.com>
Gerrit-Reviewer: Tim Armstrong <tarmstrong@cloudera.com>
Gerrit-HasComments: No

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