On Tue, 20 Dec 2005, Ingo Molnar wrote:
>
> * Steven Rostedt <[email protected]> wrote:
>
> > I ported your old changes of 2.6.14-rt22 of mm/slab.c to
> > 2.6.15-rc5-rt2 and tried it out. I believe that this confirms that
> > the SLOB _is_ the problem in the slowness. Booting with this slab
> > patch, gives the old speeds that we use to have.
> >
> > Now, is the solution to bring the SLOB up to par with the SLAB, or to
> > make the SLAB as close to possible to the mainline (why remove NUMA?)
> > and keep it for PREEMPT_RT?
> >
> > Below is the port of the slab changes if anyone else would like to see
> > if this speeds things up for them.
>
> ok, i've added this back in - but we really need a cleaner port of SLAB
> ...
>
Actually, how much do you want that SLOB code? For the last couple of
days I've been working on different approaches that can speed it up.
Right now I have one that takes advantage of the different caches. But
unfortunately, I'm dealing with a bad pointer some where that keeps
making it bug. Argh!
-- Steve
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