From: Andrew Morton <akpm@linux-foundation.org>
To: "Zhang, Yanmin" <yanmin_zhang@linux.intel.com>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@elte.hu>,
Arjan van de Ven <arjan@linux.intel.com>,
Andi Kleen <andi@firstfloor.org>,
"lee.schermerhorn@hp.com" <lee.schermerhorn@hp.com>
Subject: Re: aim7 scalability issue on 4 socket machine
Date: Thu, 17 Sep 2009 19:59:09 -0700 [thread overview]
Message-ID: <20090917195909.3a00ef83.akpm@linux-foundation.org> (raw)
In-Reply-To: <1253239339.2606.40.camel@ymzhang>
On Fri, 18 Sep 2009 10:02:19 +0800 "Zhang, Yanmin" <yanmin_zhang@linux.intel.com> wrote:
> > > Did you see Lee's patch?:
> > >
> > > http://lkml.org/lkml/2009/9/9/290
> > >
> > > Added Lee and Hugh to CC, retained the below patch for them.
> >
> > Thanks a lot for the CC, Peter.
> > See my reply to that mail for the slightly corrected version.
> >
> > Yes, Yanmin and Lee appear to be fixing exactly the same issue.
> > I haven't thought through Yanmin's version for correctness, but
> > it lacks the vm_start check I added to Lee's, and I do prefer
> > Lee's style - hey, nothing personal!
> >
> > So, Yanmin, please retest with http://lkml.org/lkml/2009/9/13/25
> > and let us know if that works as well for you - thanks.
> I tested Lee's patch and it does fix the issue.
Do we think we should cook up something for -stable?
Either this is a regression or the workload is particularly obscure.
aim7 is sufficiently non-obscure to make me wonder what's happened here?
next prev parent reply other threads:[~2009-09-18 3:00 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-17 9:31 aim7 scalability issue on 4 socket machine Zhang, Yanmin
2009-09-17 9:40 ` Peter Zijlstra
2009-09-17 10:35 ` Hugh Dickins
2009-09-18 2:02 ` Zhang, Yanmin
2009-09-18 2:59 ` Andrew Morton [this message]
2009-09-18 3:17 ` Zhang, Yanmin
2009-09-18 6:53 ` Hugh Dickins
2009-09-18 7:05 ` Andrew Morton
2009-12-06 20:08 ` Pavel Machek
2009-12-06 20:11 ` Andi Kleen
2009-12-06 21:11 ` Pavel Machek
2009-12-06 22:17 ` [stable] " Greg KH
2009-12-06 22:23 ` Pavel Machek
2009-09-18 7:12 ` Andi Kleen
2009-09-18 7:29 ` Hugh Dickins
2009-09-18 13:15 ` Lee Schermerhorn
2009-09-18 14:33 ` Andi Kleen
2009-09-17 10:35 ` Ingo Molnar
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