Lars Volker has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/13550 )

Change subject: WIP IMPALA-8484: Run queries on disjoint executor groups
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Patch Set 7:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/13550/7/be/src/scheduling/admission-controller.cc
File be/src/scheduling/admission-controller.cc:

http://gerrit.cloudera.org:8080/#/c/13550/7/be/src/scheduling/admission-controller.cc@1336
PS7, Line 1336:   for (auto& it: queue_node->per_group_schedules) {
> Are we still considering groups in a deterministic order? Is it deliberate
Yes, per_group_schedules is a map, so the order is deterministic and this is 
what I intended, so that an executor group we can free executor groups easier 
if we find them underutilized. I'm happy to evaluate this more if you feel that 
we should consider balancing the work evenly.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I8a1d0900f2a82bd2fc0a906cc094e442cffa189b
Gerrit-Change-Number: 13550
Gerrit-PatchSet: 7
Gerrit-Owner: Lars Volker <[email protected]>
Gerrit-Reviewer: Andrew Sherman <[email protected]>
Gerrit-Reviewer: Bikramjeet Vig <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Lars Volker <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
Gerrit-Comment-Date: Fri, 28 Jun 2019 00:56:56 +0000
Gerrit-HasComments: Yes

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