Progress on scaling of FreeBSD on 8 CPU systems
Kris Kennaway
kris at obsecurity.org
Sun Feb 25 19:31:33 UTC 2007
On Sun, Feb 25, 2007 at 01:54:20PM +0100, Martin Blapp wrote:
>
> Hi,
>
> >It would be really great if we could find "workload owners" who would
> >maintain easy-to-run benchmark configurations and also run them regularly
> >on a fixed hardware configuration over a long time publishing results and
> >testing patches. Kris has done this for SQL benchmarks to great effect,
>
> I'm interested in such a workload test. At my job we run various other
> servers which have a classic virus/antispam environment. And unfortunatly
> clamd behaves not very well on FreeBSD (see mails to freebsd-threads),
> and this happens even on 2-CPU systems.
>
> I think its not very difficult to make a scripted load test, with
> 2/4/6/8/16/32
> scans in parallel, with ULE or BSD scheduler.
>
> Btw: what is the best method to profile a threaded application to see where
> it
> spends the most CPU time ?
If you can package up some kind of test or analogous workload that I
can run, I'd be happy to take a look at profiling it on MP hardware.
Kris
P.S. I assume you've done all the usual things like using libthr
instead of libpthread.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 187 bytes
Desc: not available
Url : http://lists.freebsd.org/pipermail/freebsd-hackers/attachments/20070225/ec2ce9c8/attachment.pgp
More information about the freebsd-hackers
mailing list