Marcel Kornacker has posted comments on this change.

Change subject: IMPALA-4678: move query MemTracker into QueryState
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Patch Set 9:

(5 comments)

http://gerrit.cloudera.org:8080/#/c/5630/7/be/src/runtime/coordinator.cc
File be/src/runtime/coordinator.cc:

Line 1909:     
ExecEnv::GetInstance()->query_exec_mgr()->ReleaseQueryState(query_state_);
feel free to add a QS::Release() convenience function if you think it's worth 
it.


http://gerrit.cloudera.org:8080/#/c/5630/7/be/src/runtime/mem-tracker.h
File be/src/runtime/mem-tracker.h:

Line 100:   static std::unique_ptr<MemTracker> CreateQueryMemTracker(const 
TUniqueId& id,
instead of returning a unique_ptr, wouldn't it make more sense to create this 
in the querystate's objectpool? it needs to live as long as the qs.


http://gerrit.cloudera.org:8080/#/c/5630/7/be/src/runtime/query-exec-mgr.cc
File be/src/runtime/query-exec-mgr.cc:

Line 59:   bool created;
since you don't use it, best to call it dummy or something like that.


http://gerrit.cloudera.org:8080/#/c/5630/4/be/src/runtime/query-state.h
File be/src/runtime/query-state.h:

Line 120: 
> Done.
yeah, we should really standardize across the entire codebase. not sure what 
the goog style guide prescribes.


http://gerrit.cloudera.org:8080/#/c/5630/7/be/src/runtime/runtime-state.h
File be/src/runtime/runtime-state.h:

Line 388:   /// Memory usage of this fragment instance, the child of 
'query_mem_tracker_'.
"a child of"


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Gerrit-MessageType: comment
Gerrit-Change-Id: Id6b46652932b5638993623e98d1f0d60d8380ba0
Gerrit-PatchSet: 9
Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-Owner: Tim Armstrong <[email protected]>
Gerrit-Reviewer: Marcel Kornacker <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
Gerrit-HasComments: Yes

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