Dan Burkert has posted comments on this change.

Change subject: block manager: start using the file cache
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Patch Set 3:

code looks good, going to jot down some notes we discussed offline:

* Make sure this handles the case where the ulimit is unlimited
* Consider adding a mandatory minimum ulimit with an unsafe escape hatch flag 
in order to avoid situations where Kudu thrashes on an extremely low number of 
files
* It would be nice to see a benchmark comparing number of file descriptors vs. 
performance on something like YCSB (which is a workload I would expect would be 
dependent on accessing many blocks)

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Gerrit-MessageType: comment
Gerrit-Change-Id: Ieeefd31eca340111bc535eac1f982290e7703a88
Gerrit-PatchSet: 3
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Adar Dembo <[email protected]>
Gerrit-Reviewer: Adar Dembo <[email protected]>
Gerrit-Reviewer: Dan Burkert <[email protected]>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-Reviewer: Tidy Bot
Gerrit-Reviewer: Todd Lipcon <[email protected]>
Gerrit-HasComments: No

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