David Rorke has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/19628 )

Change subject: IMPALA-12005: Describe executor group set selection in query 
profile
......................................................................


Patch Set 1:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/19628/1/fe/src/main/java/org/apache/impala/service/Frontend.java
File fe/src/main/java/org/apache/impala/service/Frontend.java:

http://gerrit.cloudera.org:8080/#/c/19628/1/fe/src/main/java/org/apache/impala/service/Frontend.java@245
PS1, Line 245:   private static final String EXECUTOR_GROUP_CONSIDERED = 
"ExecutorGroupConsidered";
Nit: Make plural - "ExecutorGroupsConsidered"


http://gerrit.cloudera.org:8080/#/c/19628/1/fe/src/main/java/org/apache/impala/service/Frontend.java@2102
PS1, Line 2102:         FrontendProfile.getCurrent().setToCounter(
              :             EFFECTIVE_PARALLELISM, TUnit.UNIT, 
cores_requirement);
Since the Effective Parallelism can vary for each group set/replan, maybe it 
would be better to add this as a counter to each groupSetProfile so the values 
get displayed separately for each group?  We already do that for CpuAsk so 
maybe it's redundant to print both for each group but overall I think it would 
be clearer. The current approach of just printing EffectiveParallelism once at 
the top suggests that the value is the same for all groups which is misleading.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I6c0ac7f5216d631e4439fe97702e21e06d2eda8a
Gerrit-Change-Number: 19628
Gerrit-PatchSet: 1
Gerrit-Owner: Riza Suminto <riza.sumi...@cloudera.com>
Gerrit-Reviewer: Abhishek Rawat <ara...@cloudera.com>
Gerrit-Reviewer: David Rorke <dro...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Quanlong Huang <huangquanl...@gmail.com>
Gerrit-Reviewer: Riza Suminto <riza.sumi...@cloudera.com>
Gerrit-Reviewer: Wenzhe Zhou <wz...@cloudera.com>
Gerrit-Comment-Date: Thu, 16 Mar 2023 23:13:37 +0000
Gerrit-HasComments: Yes

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