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Posted to commits@cassandra.apache.org by "Jonathan Ellis (JIRA)" <ji...@apache.org> on 2014/07/01 20:04:25 UTC

[jira] [Commented] (CASSANDRA-7486) Compare CMS and G1 pause times

    [ https://issues.apache.org/jira/browse/CASSANDRA-7486?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14049127#comment-14049127 ] 

Jonathan Ellis commented on CASSANDRA-7486:
-------------------------------------------

/cc [~rbranson] [~benedict]

> Compare CMS and G1 pause times
> ------------------------------
>
>                 Key: CASSANDRA-7486
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-7486
>             Project: Cassandra
>          Issue Type: Test
>          Components: Config
>            Reporter: Jonathan Ellis
>            Assignee: Ryan McGuire
>             Fix For: 2.1.0
>
>
> See http://www.slideshare.net/MonicaBeckwith/garbage-first-garbage-collector-g1-gc-migration-to-expectations-and-advanced-tuning and https://twitter.com/rbranson/status/482113561431265281
> May want to default 2.1 to G1.
> 2.1 is a different animal with 2.0 with moving most of memtables off heap.  (NB this is off by default but needs to be part of the test.)



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