Todd Lipcon has posted comments on this change.

Change subject: log: reduce segment size from 64MB to 8MB
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Patch Set 1:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/6911/1//COMMIT_MSG
Commit Message:

PS1, Line 7: 64MB to 8MB
> Is it possible for a single Write RPC to exceed 8 MB? If so, does this chan
it is possible, but I think based on the rolling code it should be fine -- 
we'll trigger a roll when we see that the current batch doesn't fit, but it 
doesn't loop or anything. So, I think you should end up with one batch per 
segment, which is more or less what we want.

There's some possibility we end up with alternating empty segments and 
one-batch segments.

We do have a number of tests which were already setting to 1MB roll threshold, 
but let me double check that we have one that also sends large batches.


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Gerrit-MessageType: comment
Gerrit-Change-Id: Iadcda6b085e69cae5a15d54bb4c945d7605d5f98
Gerrit-PatchSet: 1
Gerrit-Project: kudu
Gerrit-Branch: master
Gerrit-Owner: Todd Lipcon <t...@apache.org>
Gerrit-Reviewer: Adar Dembo <a...@cloudera.com>
Gerrit-Reviewer: David Ribeiro Alves <davidral...@gmail.com>
Gerrit-Reviewer: Kudu Jenkins
Gerrit-Reviewer: Mike Percy <mpe...@apache.org>
Gerrit-Reviewer: Todd Lipcon <t...@apache.org>
Gerrit-HasComments: Yes

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