Wenzhe Zhou has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/16369 )

Change subject: IMPALA-9636: Don't run retried query on the blacklisted nodes
......................................................................


Patch Set 16:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/16369/16/be/src/scheduling/admission-controller.cc
File be/src/scheduling/admission-controller.cc:

http://gerrit.cloudera.org:8080/#/c/16369/16/be/src/scheduling/admission-controller.cc@1557
PS16, Line 1557:       bool all_blacklisted;
> I think a single iteration of the map during the NumExecutors call is fine.
Ok, if the performance is not issue, I will make code simpler and cleaner. 
Thanks


http://gerrit.cloudera.org:8080/#/c/16369/16/be/src/scheduling/executor-group.cc
File be/src/scheduling/executor-group.cc:

http://gerrit.cloudera.org:8080/#/c/16369/16/be/src/scheduling/executor-group.cc@52
PS16, Line 52:   if (!blacklisted_executor_found) return nullptr;
> I don't think there is much cost associated with copying an executor group,
Ok, then I will make the code simpler.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I00bc1b5026efbd0670ffbe57bcebc457d34cb105
Gerrit-Change-Number: 16369
Gerrit-PatchSet: 16
Gerrit-Owner: Wenzhe Zhou <wz...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Qifan Chen <qc...@cloudera.com>
Gerrit-Reviewer: Sahil Takiar <stak...@cloudera.com>
Gerrit-Reviewer: Thomas Tauber-Marshall <tmarsh...@cloudera.com>
Gerrit-Reviewer: Wenzhe Zhou <wz...@cloudera.com>
Gerrit-Comment-Date: Mon, 14 Sep 2020 23:43:02 +0000
Gerrit-HasComments: Yes

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