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https://issues.apache.org/jira/browse/CASSANDRA-3269?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13117475#comment-13117475
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Jonathan Ellis commented on CASSANDRA-3269:
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Are you simply writing faster than it can flush?
                
> accumulated 100GB of commit logs
> --------------------------------
>
>                 Key: CASSANDRA-3269
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3269
>             Project: Cassandra
>          Issue Type: Bug
>    Affects Versions: 1.0.0
>            Reporter: Yang Yang
>
> I ran my cluster for about 2 days. the cluster has 2 nodes. I restarted one 
> box several times, and the other one was always running. the one always 
> running ended up accumulating 100GB of commit logs.
> this is 1.0.0 code from about Sept 15 in github. I kept the original setting 
> for 
> #commitlog_total_space_in_mb: 4096
> i.e. commented out
> here is some sample of the output:
> -rw-r--r-- 1 yyang yyang 134217857 2011-09-28 03:51 
> CommitLog-1317181834810.log
> -rw-r--r-- 1 yyang yyang 134217869 2011-09-28 03:50 
> CommitLog-1317181764105.log
> -rw-r--r-- 1 yyang yyang 134217783 2011-09-28 03:49 
> CommitLog-1317181694633.log
> -rw-r--r-- 1 yyang yyang 134217750 2011-09-28 02:39 
> CommitLog-1317176955102.log
> yyang@ip-10-71-21-46:/mnt/cass/log/cassandra$ ls -lt 
> /mnt/cass/lib//cassandra/commitlog/|wc -l
> 727
> yyang@ip-10-71-21-46:/mnt/cass/log/cassandra$ du -s 
> /mnt/cass/lib/cassandra/commitlog/ 
> 95095316        /mnt/cass/lib/cassandra/commitlog/

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