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



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