From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Paul Jackson <pj@sgi.com>
Cc: clameter@sgi.com, akpm@osdl.org, linux-kernel@vger.kernel.org
Subject: Re: Avoid allocating during interleave from almost full nodes
Date: Wed, 08 Nov 2006 18:09:10 +0100 [thread overview]
Message-ID: <1163005750.14238.19.camel@twins> (raw)
In-Reply-To: <20061108090644.f23d37de.pj@sgi.com>
On Wed, 2006-11-08 at 09:06 -0800, Paul Jackson wrote:
> Peter wrote:
> > global fault counter
>
> I hope we avoid frequently updated, widely accessed global
> counters. They tend to create hot cache lines on big NUMA
> boxes.
>
> Christoph said that the counters he was suggesting were
> node or cpu local. That sounds good to me.
Very true indeed, I was just hoping we could come up with 1 vm-time; but
perhaps the local vs global thing will keep us from that.
next prev parent reply other threads:[~2006-11-08 17:11 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-03 20:58 Avoid allocating during interleave from almost full nodes Christoph Lameter
2006-11-03 21:46 ` Andrew Morton
2006-11-03 22:10 ` Christoph Lameter
2006-11-03 22:31 ` Andrew Morton
2006-11-04 0:28 ` Christoph Lameter
2006-11-04 0:58 ` Andrew Morton
2006-11-06 16:53 ` Christoph Lameter
2006-11-06 19:59 ` Andrew Morton
2006-11-06 20:12 ` Christoph Lameter
2006-11-06 20:24 ` Andrew Morton
2006-11-06 20:31 ` Christoph Lameter
2006-11-06 20:42 ` Andrew Morton
2006-11-06 20:58 ` Christoph Lameter
2006-11-06 21:20 ` Andrew Morton
2006-11-06 21:42 ` Christoph Lameter
2006-11-04 1:26 ` Paul Jackson
2006-11-04 1:42 ` Andrew Morton
2006-11-04 10:51 ` Paul Jackson
2006-11-06 16:56 ` Christoph Lameter
2006-11-08 10:21 ` Paul Jackson
2006-11-08 15:18 ` Peter Zijlstra
2006-11-08 17:06 ` Paul Jackson
2006-11-08 17:09 ` Peter Zijlstra [this message]
2006-11-08 17:21 ` Paul Jackson
2006-11-08 17:40 ` Christoph Lameter
2006-12-01 7:51 ` Paul Jackson
2006-12-01 7:59 ` Andrew Morton
2006-12-01 16:27 ` Christoph Lameter
2006-11-04 10:35 ` CTL_UNNUMBERED and killing sys_sysctl Eric W. Biederman
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