[ILUG] One dual core or two single core

[Glen Gray]

For memory/processor intensive applications then a Dual Core setup  
would have a very slight edge. However, in real-world scenario, with  
the kind of usage you're likely to be seeing from a DB stand point,  
there's going to be little noticeable difference.

There's plenty of stuff around the web for this kind of thing, google  
for it. Here's one example,
http://www.pugetsystems.com/articles.php?id=23

On 7 Aug 2007, at 10:41, oscar cassetti wrote:

> Hi there !
>
> I have to run an e-commerce / booking system based on Ruby on Rails
> and MySQL and OpenVPN.
>
> A managed hosting provider offered me two solutions:
>
> 1) One dual core AMD opteron 1212 at 2.0GHz
> 2) Two single core AMD opteron 246 at 2.0 GHz
>
> The difference is about 70 pounds per month. I read an article on the
> IBM's tech forum that a dual core is 60% faster and one single at
> double speed. But, in my case the two processors have the same speed
> so I was thinking that dual core should be not so different than the
> due single core.
>
> Technically I think that for the kernel there should be no difference
> about the tasks' scheduler so I would go for the single core. Any
> advice about this?
>
> Thanks
> Oscar
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--
Glen Gray <glen at lincor.com>              Digital Depot, Thomas Street
Senior Software Engineer                            Dublin 8, Ireland
Lincor Solutions Ltd.                          Ph: +353 (0) 1 4893682