Re: [announce] CFS-devel, performance improvements

[Rob Hussey]

On 9/13/07, Rob Hussey <robjhussey@xxxxxxxxx> wrote:
> On 9/13/07, Ingo Molnar <mingo@xxxxxxx> wrote:
> >
> > * Rob Hussey <robjhussey@xxxxxxxxx> wrote:
> >
> > > On 9/13/07, Ingo Molnar <mingo@xxxxxxx> wrote:
> > > >
> > > > thanks for the numbers! Could you please also post the .config you used?
> > >
> > > Sure, .config for 2.6.23-rc1 and 2.6.23-rc6 attached.
> >
> > thx! If you've got some time, could you perhaps re-measure with these
> > disabled:
> >
> >   CONFIG_SCHED_DEBUG=y
>
> Well, I was going over my config myself after you asked for me to post
> it, and I thought to do the same thing. Except, disabling sched_debug
> caused the same error as before:
> In file included from kernel/sched.c:794:
> kernel/sched_fair.c: In function 'task_new_fair':
> kernel/sched_fair.c:857: error: 'sysctl_sched_child_runs_first'
> undeclared (first use in this function)
> kernel/sched_fair.c:857: error: (Each undeclared identifier is
> reported only once
> kernel/sched_fair.c:857: error: for each function it appears in.)
> make[1]: *** [kernel/sched.o] Error 1
> make: *** [kernel] Error 2
>
> It only happens with sched_debug=y. I take it back, it wasn't my fault :)
>
I'm trying the patches now to see if they help.
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