Re: Dual core Opterons beating quad core Xeons? - Mailing list pgsql-performance

From Joshua D. Drake
Subject Re: Dual core Opterons beating quad core Xeons?
Date
Msg-id 20071219110744.32f9192a@commandprompt.com
Whole thread Raw
In response to Re: Dual core Opterons beating quad core Xeons?  ("Scott Marlowe" <scott.marlowe@gmail.com>)
Responses Re: Dual core Opterons beating quad core Xeons?
List pgsql-performance
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On Wed, 19 Dec 2007 13:03:32 -0600
"Scott Marlowe" <scott.marlowe@gmail.com> wrote:


> > Actually this is not true. Although I have yet to test 8.3. It is
> > pretty much common knowledge that after 8 cores the acceleration of
> > performance drops with PostgreSQL...
> 
> I thought Tom had played with some simple hacks that got the scaling
> pretty close to linear for up to 16 cores earlier this year...
> 

See.. have not tested 8.3 above and 8.2 is better than 8.1 etc...

Sincerely,

Joshua D. Drake

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