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Date: Fri, 2 Nov 2012 20:36:58 -0700 From: Greg Thelen <gthelen@...gle.com> To: Glauber Costa <glommer@...allels.com> Cc: Andrew Morton <akpm@...ux-foundation.org>, "linux-mm@...ck.org" <linux-mm@...ck.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>, Johannes Weiner <hannes@...xchg.org>, Tejun Heo <tj@...nel.org>, Michal Hocko <mhocko@...e.cz>, Christoph Lameter <cl@...ux.com>, Pekka Enberg <penberg@...nel.org>, David Rientjes <rientjes@...gle.com>, Ying Han <yinghan@...gle.com> Subject: Re: [PATCH v6 00/29] kmem controller for memcg. On Fri, Nov 2, 2012 at 12:41 AM, Glauber Costa <glommer@...allels.com> wrote: > On 11/02/2012 04:04 AM, Andrew Morton wrote: >> On Thu, 1 Nov 2012 16:07:16 +0400 >> Glauber Costa <glommer@...allels.com> wrote: >> >>> Hi, >>> >>> This work introduces the kernel memory controller for memcg. Unlike previous >>> submissions, this includes the whole controller, comprised of slab and stack >>> memory. >> >> I'm in the middle of (re)reading all this. Meanwhile I'll push it all >> out to http://ozlabs.org/~akpm/mmots/ for the crazier testers. >> >> One thing: >> >>> Numbers can be found at https://lkml.org/lkml/2012/9/13/239 >> >> You claim in the above that the fork worload is 'slab intensive". Or >> at least, you seem to - it's a bit fuzzy. >> >> But how slab intensive is it, really? >> >> What is extremely slab intensive is networking. The networking guys >> are very sensitive to slab performance. If this hasn't already been >> done, could you please determine what impact this has upon networking? >> I expect Eric Dumazet, Dave Miller and Tom Herbert could suggest >> testing approaches. >> > > I can test it, but unfortunately I am unlikely to get to prepare a good > environment before Barcelona. > > I know, however, that Greg Thelen was testing netperf in his setup. > Greg, do you have any publishable numbers you could share? I should have some netperf numbers next week. Sorry I've been distracted by other projects recently. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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