Dan Hecht has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/10186 )

Change subject: IMPALA-6920: fix inconsistencies with scanner thread tokens
......................................................................


Patch Set 4: Code-Review+2

(1 comment)

http://gerrit.cloudera.org:8080/#/c/10186/4/be/src/runtime/thread-resource-mgr.h
File be/src/runtime/thread-resource-mgr.h:

http://gerrit.cloudera.org:8080/#/c/10186/4/be/src/runtime/thread-resource-mgr.h@34
PS4, Line 34: Conceptually, there is a fixed pool of threads that are shared 
between
            : /// query fragments.  If there is only one fragment running, it 
can use the
            : /// entire pool, spinning up the maximum number of threads to 
saturate the
            : /// hardware.  If there are multiple fragments, the CPU pool must 
be shared
            : /// between them.
This seems to be using the term "pool" to mean something different than 
ThreadResourcePool.  is there an easy reword to make it clearer what 
ThreadResourcePool is? (seems to be the "sub" pool for a fragment instance?)



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I16d31d72441aff7293759281d0248e641df43704
Gerrit-Change-Number: 10186
Gerrit-PatchSet: 4
Gerrit-Owner: Tim Armstrong <tarmstr...@cloudera.com>
Gerrit-Reviewer: Csaba Ringhofer <csringho...@cloudera.com>
Gerrit-Reviewer: Dan Hecht <dhe...@cloudera.com>
Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com>
Gerrit-Comment-Date: Fri, 27 Apr 2018 23:52:01 +0000
Gerrit-HasComments: Yes

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