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From Robert Coli <>
Subject Re: 2x storage
Date Fri, 25 Feb 2011 17:40:22 GMT
On Fri, Feb 25, 2011 at 9:22 AM, A J <> wrote:
> I read in some cassandra notes that each node should be allocated
> twice the storage capacity you wish it to contain. I think the reason
> was during compaction another copy of SSTables have to be made before
> the original ones are discarded.

This rule of thumb only exactly applies when you have a single CF. It
is better stated as "your node needs to have enough room to
successfully compact your largest columnfamily."


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