Re: dell versus hp

Claus Guttesen <kometen@gmail.com>

From: "Claus Guttesen" <kometen@gmail.com>
To: "Jurgen Haan" <jurgen@easyflex.nl>
Cc: "Tore Halset" <halset@pvv.ntnu.no>, pgsql-performance@postgresql.org
Date: 2007-11-09T16:40:50Z
Lists: pgsql-performance
> Apart from the disks, you might also investigate using Opterons instead
> of Xeons. there appears to be some significant dent in performance
> between Opteron and Xeon. Xeons appear to spend more time in passing
> around ownership of memory cache lines in case of a spinlock.
> It's not yet clear whether or not here has been worked around the issue.
> You should at least investigate it a bit.
>
> We're using a HP DL385 ourselves which performs quite well.

Not atm. Until new benchmarks are published comparing AMD's new
quad-core with Intel's ditto, Intel has the edge.

http://tweakers.net/reviews/657/6

-- 
regards
Claus

When lenity and cruelty play for a kingdom,
the gentlest gamester is the soonest winner.

Shakespeare