On Sat, 11 Jan 2014, Pekka Enberg wrote:

> On Sat, Jan 11, 2014 at 1:42 AM, Dave Hansen <d...@sr71.net> wrote:
> > On 01/10/2014 03:39 PM, Andrew Morton wrote:
> >>> I tested 4 cases, all of these on the "cache-cold kfree()" case.  The
> >>> first 3 are with vanilla upstream kernel source.  The 4th is patched
> >>> with my new slub code (all single-threaded):
> >>>
> >>>      http://www.sr71.net/~dave/intel/slub/slub-perf-20140109.png
> >>
> >> So we're converging on the most complex option.  argh.
> >
> > Yeah, looks that way.
>
> Seems like a reasonable compromise between memory usage and allocation speed.
>
> Christoph?

Fundamentally I think this is good. I need to look at the details but I am
only going to be able to do that next week when I am back in the office.

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