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https://issues.apache.org/jira/browse/BOOKKEEPER-157?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13196190#comment-13196190
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[email protected] commented on BOOKKEEPER-157:
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/3696/
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Review request for bookkeeper.
Summary
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When benchmarking with packets smaller than 1k, performance will degrade when
the ensemble contains more than 3 bookies. See attached diagram.
This addresses bug BOOKKEEPER-157.
https://issues.apache.org/jira/browse/BOOKKEEPER-157
Diffs
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bookkeeper-server/src/main/java/org/apache/bookkeeper/client/CRC32DigestManager.java
fb7c8bc
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/LedgerHandle.java
547e240
bookkeeper-server/src/main/java/org/apache/bookkeeper/client/MacDigestManager.java
a3ed9f3
Diff: https://reviews.apache.org/r/3696/diff
Testing
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Thanks,
Ivan
> For small packets, increasing number of bookies actually degrades performance.
> ------------------------------------------------------------------------------
>
> Key: BOOKKEEPER-157
> URL: https://issues.apache.org/jira/browse/BOOKKEEPER-157
> Project: Bookkeeper
> Issue Type: Bug
> Reporter: Ivan Kelly
> Assignee: Ivan Kelly
> Fix For: 4.1.0
>
> Attachments: BOOKKEEPER-157.diff, run1.pdf
>
>
> When benchmarking with packets smaller than 1k, performance will degrade when
> the ensemble contains more than 3 bookies. See attached diagram.
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