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From Aaron Morton <aa...@thelastpickle.com>
Subject Re: memory
Date Thu, 07 Jul 2011 01:37:16 GMT
That advice is a little out of date, specially in the future world of 0.8 memory management,
see http://thelastpickle.com/2011/05/04/How-are-Memtables-measured/

Cheers
-----------------
Aaron Morton
Freelance Cassandra Developer
@aaronmorton
http://www.thelastpickle.com

On 6/07/2011, at 5:51 PM, Donna Li <donna.li@utstar.com> wrote:

> All:
> For a rough rule of thumb, Cassandra's internal datastructures will require about memtable_throughput_in_mb
* 3 * number of hot CFs + 1G + internal caches.
>  
> Why cassandra need so much memory? What is the 1G memory used for?
>  
>  
> Best Regards
> Donna li

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