On Sat, Nov 26, 2011 at 7:15 AM, Arjen van der Meijden <a...@tweakers.net>
wrote:
> Wouldn't more servers become increasingly (seen from the application) slower
> as you force your clients to connect to more servers?
>
> Assuming all machines have enough processing power and network bandwidth,
> I'd expect performance of the last of these variants to be best:
> 16x 1GB machines
> 8x 2GB machines
> 4x 4GB machines
> 2x 8GB machines
> 1x 16GB machines
>
> In the first one you may end up with 16 different tcp/ip-connections per
> client. Obviously, connection pooling and proxies can alleviate some of that
> overhead. Still, a multi-get might actually hit all 16 servers.
That doesn't make sense. Why would you expect 16 servers acting in
parallel to be slower than a single server? And in many/most cases
the application will also be spread over multiple servers so the load
is distributed independently there as well.
--
Les Mikesell
lesmikes...@gmail.com
