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From "Vladimir Ozerov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (IGNITE-9810) Potential SQL performance drop between AI 2.6 and AI 2.7
Date Wed, 10 Oct 2018 09:55:00 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-9810?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16644760#comment-16644760
] 

Vladimir Ozerov commented on IGNITE-9810:
-----------------------------------------

After multiple runs, drop is not confirmed. At the very least numbers are identical before
and after MVCC merge. Closing the ticket for now. Will reopen later if needed.

> Potential SQL performance drop between AI 2.6 and AI 2.7
> --------------------------------------------------------
>
>                 Key: IGNITE-9810
>                 URL: https://issues.apache.org/jira/browse/IGNITE-9810
>             Project: Ignite
>          Issue Type: Task
>          Components: sql, yardstick
>            Reporter: Vladimir Ozerov
>            Priority: Major
>             Fix For: 2.7
>
>
> At the moment Yardstick benchmarks show 5-7% performance drop in several SQL benchmarks.
Need to find out whether these numbers are stable, and if yes - isolate problematic commit.



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