From: Chip Salzenberg <chip@perlsupport.com>
To: "Stephen C. Tweedie" <sct@redhat.com>
Cc: Linus Torvalds <torvalds@transmeta.com>,
Benjamin Redelings I <bredelin@ucsd.edu>,
linux-kernel@vger.rutgers.edu, linux-mm@kvack.org
Subject: Re: [2.1.130-3] Page cache DEFINATELY too persistant... feature?
Date: Fri, 27 Nov 1998 12:19:48 -0500 [thread overview]
Message-ID: <19981127121948.A327@perlsupport.com> (raw)
In-Reply-To: <199811271602.QAA00642@dax.scot.redhat.com>; from Stephen C. Tweedie on Fri, Nov 27, 1998 at 04:02:51PM +0000
According to Stephen C. Tweedie:
> On reflection, there is a completely natural way of distinguishing
> between these two cases, and that is to extend the size of the
> shrink_mmap() pass whenever we encounter many recently touched pages.
This patch has _vastly_ improved my subjective impression of the VM
behavior of 130-pre3. My computer is a laptop with 32M and a fairly
slow (non-DMA) hard drive; after this patch, things that used to be
quite slow -- especially Navigator -- seem much more snappy.
Thanks!
--
Chip Salzenberg - a.k.a. - <chip@perlsupport.com>
"When do you work?" "Whenever I'm not busy."
--
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next prev parent reply other threads:[~1998-11-26 22:10 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <199811261236.MAA14785@dax.scot.redhat.com>
[not found] ` <Pine.LNX.3.95.981126094159.5186D-100000@penguin.transmeta.com>
1998-11-27 16:02 ` Stephen C. Tweedie
1998-11-27 17:19 ` Chip Salzenberg [this message]
1998-11-27 18:31 ` Linus Torvalds
1998-11-27 19:58 ` Zlatko Calusic
1998-11-30 11:15 ` Stephen C. Tweedie
1998-11-30 23:13 ` Zlatko Calusic
1998-11-30 12:37 ` Rik van Riel
1998-11-30 15:12 ` Zlatko Calusic
1998-11-30 19:29 ` Rik van Riel
1998-11-30 22:27 ` Zlatko Calusic
1998-11-30 23:11 ` Rik van Riel
1998-11-30 20:20 ` Andrea Arcangeli
1998-11-30 22:28 ` Zlatko Calusic
1998-11-28 7:31 ` Eric W. Biederman
1998-11-30 11:13 ` Stephen C. Tweedie
1998-11-30 15:08 ` Rik van Riel
1998-11-30 21:40 ` Eric W. Biederman
1998-11-30 22:00 ` Eric W. Biederman
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