Alexey Serbin has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/12653 )

Change subject: WIP [master] introduced SentryAuthzCache
......................................................................


Patch Set 1:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/12653/1/src/kudu/master/sentry_authz_provider.cc
File src/kudu/master/sentry_authz_provider.cc:

http://gerrit.cloudera.org:8080/#/c/12653/1/src/kudu/master/sentry_authz_provider.cc@319
PS1, Line 319:   if (PREDICT_TRUE(cache_)) {
> Nope, that's not the case.  When cache is enabled and the information is no
I meant when some piece of information is not in the cache, the request is made 
to the source to get that piece of information.  Then the cache takes care of 
accommodating the newly fetched information: if the cache is at capacity, some 
existing entries are to be evicted.  The policy for the eviction of entries 
differ (and there are many), but the principle of evicting existing entries to 
accommodate new ones is common for the caches, and that's how they usually work.



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Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If377cd4a7bae481ffc9a6950cb26862b66e9bab5
Gerrit-Change-Number: 12653
Gerrit-PatchSet: 1
Gerrit-Owner: Alexey Serbin <aser...@cloudera.com>
Gerrit-Reviewer: Alexey Serbin <aser...@cloudera.com>
Gerrit-Reviewer: Andrew Wong <aw...@cloudera.com>
Gerrit-Reviewer: Greg Solovyev <gsolov...@cloudera.com>
Gerrit-Reviewer: Hao Hao <hao....@cloudera.com>
Gerrit-Reviewer: Kudu Jenkins (120)
Gerrit-Comment-Date: Tue, 19 Mar 2019 00:10:44 +0000
Gerrit-HasComments: Yes

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