Re: dell versus hp - Mailing list pgsql-performance

From Claus Guttesen
Subject Re: dell versus hp
Date
Msg-id b41c75520711090840n31114fa8ldf2eb1bd31161205@mail.gmail.com
Whole thread Raw
In response to Re: dell versus hp  (Jurgen Haan <jurgen@easyflex.nl>)
Responses Re: dell versus hp
List 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

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