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Posted to commits@cassandra.apache.org by "Alan Boudreault (JIRA)" <ji...@apache.org> on 2015/06/05 20:09:02 UTC
[jira] [Commented] (CASSANDRA-9558) Cassandra-stress regression in
2.2
[ https://issues.apache.org/jira/browse/CASSANDRA-9558?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14574945#comment-14574945 ]
Alan Boudreault commented on CASSANDRA-9558:
--------------------------------------------
I am currently bisecting this issue. We reproduced it on a c3.8xlarge cluster and it is currently hard to reproduce locally.
> Cassandra-stress regression in 2.2
> ----------------------------------
>
> Key: CASSANDRA-9558
> URL: https://issues.apache.org/jira/browse/CASSANDRA-9558
> Project: Cassandra
> Issue Type: Bug
> Reporter: Alan Boudreault
> Priority: Blocker
>
> We are seeing some regression in performance when using cassandra-stress 2.2. You can see the difference at this url:
> http://riptano.github.io/cassandra_performance/graph_v5/graph.html?stats=stress_regression.json&metric=op_rate&operation=1_write&smoothing=1&show_aggregates=true&xmin=0&xmax=108.57&ymin=0&ymax=168147.1
> The cassandra version of the cluster doesn't seem to have any impact.
> //cc [~tjake] [~benedict]
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