From: Andrew Morton <akpm@osdl.org>
To: "Chen, Kenneth W" <kenneth.w.chen@intel.com>
Cc: wwc@rentec.com, mingo@elte.hu, arjanv@redhat.com, linux-mm@kvack.org
Subject: Re: Fw: [Bug 4520] New: /proc/*/maps fragments too quickly compared to
Date: Tue, 10 May 2005 11:58:18 -0700 [thread overview]
Message-ID: <20050510115818.0828f5d1.akpm@osdl.org> (raw)
In-Reply-To: <200505101535.j4AFZtg23695@unix-os.sc.intel.com>
"Chen, Kenneth W" <kenneth.w.chen@intel.com> wrote:
>
> Andrew Morton wrote on Monday, May 09, 2005 2:27 PM
> > Possibly for the 2.6.12 release the safest approach would be to just
> > disable the free area cache while we think about it.
>
> I hope people are not thinking permanently kill the free area cache
> algorithm. It is known to give a large percentage of performance gain
> on specweb SSL benchmark. I think it gives 4-5% gain from free area
> cache algorithm.
It also makes previously-working workloads completely *fail*.
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next prev parent reply other threads:[~2005-05-10 18:58 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-09 13:30 Wolfgang Wander
2005-05-09 21:26 ` Andrew Morton
2005-05-09 21:30 ` Arjan van de Ven
2005-05-10 13:23 ` Wolfgang Wander
2005-05-10 15:35 ` Chen, Kenneth W
2005-05-10 18:58 ` Andrew Morton [this message]
2005-05-10 19:07 ` Arjan van de Ven
2005-05-10 19:34 ` Chen, Kenneth W
2005-05-10 19:43 ` Andrew Morton
2005-05-10 19:50 ` Wolfgang Wander
2005-05-10 19:57 ` Andrew Morton
2005-05-11 14:36 ` [PATCH] Avoiding mmap fragmentation (against 2.6.12-rc4) to Wolfgang Wander
2005-05-11 15:05 ` Chen, Kenneth W
2005-05-12 0:59 ` Andrew Morton
2005-05-12 1:33 ` Wolfgang Wander
2005-05-12 7:07 ` Ingo Molnar
2005-05-12 7:14 ` Ingo Molnar
2005-05-10 19:58 ` Fw: [Bug 4520] New: /proc/*/maps fragments too quickly compared to Ingo Molnar
2005-05-10 20:04 ` Wolfgang Wander
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