Subject: Re: Benchmarking a 4way
To: ober <email@example.com>
From: Gary Thorpe <firstname.lastname@example.org>
Date: 07/20/2006 23:58:23
--- ober <email@example.com> wrote:
> I have a 4way xeon with 4 gigs of ram, and 2meg l2 cache on each cpu.
> So far I have run a few benchmarks comparing the three primary BSDs.
> http://nikto.linbsd.org/obsd nbsd and fbsd
> The results are all run together.
> I am cleaning them up for proper display in charts.
> However what I am looking for is any suggestions for
> really testing the MP aspects of the OS, and something that would
> really thrash the locking in the kernel.
> Thanks in advance.
Just a note: only FreeBSD really has locking inside of it's kernel. As
far as I can tell, NetBSD and OpenBSD still rely on masking interrupts
and I think only allow one task/process inside the kernel at a time.
Anyone know if this has evolved further?
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