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https://issues.apache.org/jira/browse/CASSANDRA-2142?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12992767#comment-12992767
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Brandon Williams commented on CASSANDRA-2142:
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> Add "reduce memory usage because I tuned things poorly" feature
> ---------------------------------------------------------------
>
>                 Key: CASSANDRA-2142
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-2142
>             Project: Cassandra
>          Issue Type: Improvement
>            Reporter: Jonathan Ellis
>            Assignee: Jonathan Ellis
>            Priority: Minor
>              Labels: ponies
>             Fix For: 0.7.1
>
>         Attachments: 2142-v2.txt, 2142-v3.txt, 2142.txt
>
>
> Users frequently create too many columnfamilies, set the memtable thresholds 
> too high (or adjust throughput while ignoring operations), and/or set caching 
> thresholds too high.  Then their server OOMs and they tell their friends 
> Cassandra sucks.

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