From: Andrew Morton <akpm@zip.com.au>
To: Benjamin LaHaise <bcrl@redhat.com>
Cc: Daniel Phillips <phillips@arcor.de>,
Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>,
lkml <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: MM patches against 2.5.31
Date: Mon, 26 Aug 2002 21:37:41 -0700 [thread overview]
Message-ID: <3D6B0215.9FDECCAC@zip.com.au> (raw)
In-Reply-To: <20020826234230.B21820@redhat.com>
Benjamin LaHaise wrote:
>
> On Mon, Aug 26, 2002 at 02:31:57PM -0700, Andrew Morton wrote:
> > I like the magical-removal-just-before-free, and my gut feel is that
> > it'll provide a cleaner end result.
>
> For the record, I'd rather see explicite removal everwhere. We received
> a number of complaints along the lines of "I run my app immediately after
> system startup, and it's fast, but the second time it's slower" due to
> the lazy page reclaim in early 2.4. Until there's a way to make LRU
> scanning faster than page allocation, it can't be lazy.
>
I think that's what Rik was referring to.
But here, "explicit removal" refers to running lru_cache_del() prior
to the final put_page, rather than within the context of the final
put_page. So it's a different thing.
--
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next prev parent reply other threads:[~2002-08-27 4:37 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-22 2:29 Andrew Morton
2002-08-22 11:28 ` Christian Ehrhardt
2002-08-26 1:52 ` Andrew Morton
2002-08-26 9:10 ` Christian Ehrhardt
2002-08-26 14:22 ` Daniel Phillips
2002-08-26 15:29 ` Christian Ehrhardt
2002-08-26 17:56 ` Daniel Phillips
2002-08-26 19:24 ` Andrew Morton
2002-08-26 19:34 ` Daniel Phillips
2002-08-26 19:48 ` Christian Ehrhardt
2002-08-27 9:22 ` Christian Ehrhardt
2002-08-27 19:19 ` Andrew Morton
2002-08-26 20:00 ` Christian Ehrhardt
2002-08-26 20:09 ` Daniel Phillips
2002-08-26 20:58 ` Christian Ehrhardt
2002-08-27 16:48 ` Daniel Phillips
2002-08-28 13:14 ` Christian Ehrhardt
2002-08-28 17:18 ` Daniel Phillips
2002-08-28 17:42 ` Andrew Morton
2002-08-28 20:41 ` Daniel Phillips
2002-08-28 21:03 ` Andrew Morton
2002-08-28 22:04 ` Daniel Phillips
2002-08-28 22:39 ` Andrew Morton
2002-08-28 22:57 ` Daniel Phillips
2002-08-26 21:31 ` Andrew Morton
2002-08-27 3:42 ` Benjamin LaHaise
2002-08-27 4:37 ` Andrew Morton [this message]
2002-08-22 15:59 ` Steven Cole
2002-08-22 16:06 ` Martin J. Bligh
2002-08-22 19:45 ` Steven Cole
2002-08-26 2:15 ` Andrew Morton
2002-08-26 2:08 ` Martin J. Bligh
2002-08-26 2:32 ` Andrew Morton
2002-08-26 3:06 ` Steven Cole
2002-08-26 22:09 Ed Tomlinson
2002-08-26 23:58 ` Andrew Morton
2002-08-27 0:13 ` Rik van Riel
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