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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: OOM on restart
Date Sat, 13 Feb 2010 03:26:12 GMT
On Fri, Feb 12, 2010 at 6:08 PM, Anthony Molinaro
<anthonym@alumni.caltech.edu> wrote:
> Also, is it okay to set MemtableSizeInMB in lower and restart?

Yes.

> And what is the reasoning behind lowering object count?  Isn't it
> whichever hits first which causes flushing?  Or is there other
> memory used when object count is higher?

http://wiki.apache.org/cassandra/MemtableThresholds

> One other thing, is there other hidden memory (in cache, index, thrift
> requests, etc) and is there some way to estimate/limit those.

Look at what jconsole says is used after you hit GC.

-Jonathan

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