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From Springrider <springri...@gmail.com>
Subject Re: anyway to disable row/key cache on single node while starting it?
Date Sun, 02 Oct 2011 06:41:50 GMT
Thanks a lot! Will try it. 

Sent from my iPhone

On Sep 28, 2011, at 12:03 AM, Peter Schuller <peter.schuller@infidyne.com> wrote:

>> again.... I was doing repair on single CF and it crashed because of OOM,
>> leaving 286GB data(should be 40GB).   the problem here is it take very very
>> long to make the node back to alive,   seems because of it was loading  row
>> cache.  the last time I encountered this, I did people suggested that delete
>> everything in saved_cache directory and update the schema to set row/key
>> cache to 0.   but it seems is cluster wide and affect other nodes.
>> so is there anyway to stop the node to load cache while starting?
> 
> Just removing the saved_cache stuff on the node accomplishes that.
> 
> You can also change the cache sizes transiently on a single node by
> using nodetool, but there is no need to do that if all you're after is
> to avoid reading in row cache on startup. Simply removing the saved
> caches is enough.
> 
> -- 
> / Peter Schuller (@scode on twitter)

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