Re: Status of Opteron vs Xeon - Mailing list pgsql-performance

From Emil Briggs
Subject Re: Status of Opteron vs Xeon
Date
Msg-id 200510071503.47373.emil@baymountain.com
Whole thread Raw
In response to Re: Status of Opteron vs Xeon  (Chris Browne <cbbrowne@acm.org>)
List pgsql-performance
>
> Furthermore, it does not do anything to address the consideration that
> memory access on Opterons seem to be intrinsically faster than on Xeon
> due to differences in the memory bus architecture.
>

I have been running some tests using different numa policies on a quad Opteron
server and have found some significant performance differences depending on
the type of load the system is under. It's not clear to me yet if I can draw
any general conclusions from the results though.

Emil

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