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From "Peter Schuller (JIRA)" <j...@apache.org>
Subject [jira] Commented: (CASSANDRA-1968) Increase JVM young generation size
Date Tue, 11 Jan 2011 22:29:50 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-1968?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12980385#action_12980385
] 

Peter Schuller commented on CASSANDRA-1968:
-------------------------------------------

What young gen size did the GC converge on before your patch, in your particular test?

> Increase JVM young generation size
> ----------------------------------
>
>                 Key: CASSANDRA-1968
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-1968
>             Project: Cassandra
>          Issue Type: Improvement
>    Affects Versions: 0.7.0
>            Reporter: Brandon Williams
>            Assignee: Brandon Williams
>             Fix For: 0.7.1
>
>         Attachments: 1968.txt
>
>
> Increasing the young generation size has a profound effect on performance and cpu utilization.
 We should set it explicitly.

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