My wish list for 6.1
Kris Kennaway
kris at obsecurity.org
Fri Dec 23 18:06:04 PST 2005
Martin Cracauer wrote:
>
> I tried to model different worklods. The parallel part of my
> benchmark suite has CPU-heavy processes, short plain http, php, long
> plain http and mixtures thereof.
>
> None of these showed the SMP kernel to be an overall disadvantage on a
> one-processor system.
What you want is to find a real-world workload that exercises a lot of
mutexes. These exist, and they'll see the most pessimization from
running SMP kernel on UP.
Kris
More information about the freebsd-hackers
mailing list