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From Terje Marthinussen <tmarthinus...@gmail.com>
Subject Re: 2x storage
Date Sat, 26 Feb 2011 00:55:41 GMT
Cassandra never compacts more than one column family at the time?

Regards,
Terje

On 26 Feb 2011, at 02:40, Robert Coli <rcoli@digg.com> wrote:

> On Fri, Feb 25, 2011 at 9:22 AM, A J <s5alye@gmail.com> 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."
> 
> =Rob

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