Sahil Takiar has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/15154 )

Change subject: IMPALA-8712: Make ExecQueryFInstances async
......................................................................


Patch Set 5:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/15154/5/be/src/runtime/coordinator-backend-state.cc
File be/src/runtime/coordinator-backend-state.cc:

http://gerrit.cloudera.org:8080/#/c/15154/5/be/src/runtime/coordinator-backend-state.cc@90
PS5, Line 90:   exec_serialization_timer_ = 
PROFILE_ExecSerializationTimer.Instantiate(host_profile_);
> Sure, I mean after thinking about it some more, I would probably prefer to
Hadn't noticed "Backend startup latencies" before. So true, you could derive an 
estimate of the serialization time with the current metrics, however, I think 
still think it requires expert knowledge of how these runtime profile metrics 
are created. Most average Impala users wouldn't be able to figure this out on 
their own.

Regardless, adding this is really only a nice to have, and not directly related 
to this patch. So happy with just pushing this out to a follow up JIRA.



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I33ec96e5885af094c294cd3a76c242995263ba32
Gerrit-Change-Number: 15154
Gerrit-PatchSet: 5
Gerrit-Owner: Thomas Tauber-Marshall <tmarsh...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Joe McDonnell <joemcdonn...@cloudera.com>
Gerrit-Reviewer: Sahil Takiar <stak...@cloudera.com>
Gerrit-Reviewer: Thomas Tauber-Marshall <tmarsh...@cloudera.com>
Gerrit-Comment-Date: Fri, 21 Feb 2020 00:32:47 +0000
Gerrit-HasComments: Yes

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