From: Daniel Phillips <phillips@arcor.de>
To: Andrew Morton <akpm@zip.com.au>
Cc: Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>,
Linus Torvalds <torvalds@transmeta.com>,
Marcelo Tosatti <marcelo@conectiva.com.br>,
linux-kernel@vger.kernel.org
Subject: Re: [RFC] [PATCH] Include LRU in page count
Date: Mon, 2 Sep 2002 01:19:38 +0200 [thread overview]
Message-ID: <E17le0J-0004d1-00@starship> (raw)
In-Reply-To: <3D729DD3.AE3681C9@zip.com.au>
On Monday 02 September 2002 01:08, Andrew Morton wrote:
> Daniel Phillips wrote:
> It would be great to make presence on the LRU contribute to page->count, because
> that would permit the removal of a ton of page_cache_get/release operations inside
> the LRU lock, perhaps doubling throughput in there.
It's pretty much done, it just needs some torture testing:
http://people.nl.linux.org/~phillips/patches/lru.race-2.4.19
The handy /proc/mmstat ad hoc statistics are still in there. The patch supports
both zero and one-flavors of lru contribution to page count for the time being,
with the latter as the default.
> Guess I should get off my
> lazy butt and see what you've done (will you for heaven's sake go and buy an IDE
> disk and compile up a 2.5 kernel? :))
I was just thinking about that, time to go poke at the DAC960 again. Yes I do
remember Jens and Bill offered to help :-)
--
Daniel
next prev parent reply other threads:[~2002-09-01 23:35 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-22 2:29 MM patches against 2.5.31 Andrew Morton
2002-08-22 2:29 ` Andrew Morton
2002-08-22 11:28 ` Christian Ehrhardt
2002-08-22 11:28 ` Christian Ehrhardt
2002-08-26 1:52 ` Andrew Morton
2002-08-26 1:52 ` Andrew Morton
2002-08-26 9:10 ` Christian Ehrhardt
2002-08-26 9:10 ` Christian Ehrhardt
2002-08-26 14:22 ` Daniel Phillips
2002-08-26 14:22 ` Daniel Phillips
2002-08-26 15:29 ` Christian Ehrhardt
2002-08-26 15:29 ` Christian Ehrhardt
2002-08-26 17:56 ` Daniel Phillips
2002-08-26 17:56 ` Daniel Phillips
2002-08-26 19:24 ` Andrew Morton
2002-08-26 19:24 ` Andrew Morton
2002-08-26 19:34 ` Daniel Phillips
2002-08-26 19:34 ` Daniel Phillips
2002-08-26 19:48 ` Christian Ehrhardt
2002-08-26 19:48 ` Christian Ehrhardt
2002-08-27 9:22 ` Christian Ehrhardt
2002-08-27 9:22 ` Christian Ehrhardt
2002-08-27 19:19 ` Andrew Morton
2002-08-27 19:19 ` Andrew Morton
2002-08-26 20:00 ` Christian Ehrhardt
2002-08-26 20:00 ` Christian Ehrhardt
2002-08-26 20:09 ` Daniel Phillips
2002-08-26 20:09 ` Daniel Phillips
2002-08-26 20:58 ` Christian Ehrhardt
2002-08-26 20:58 ` Christian Ehrhardt
2002-08-27 16:48 ` Daniel Phillips
2002-08-27 16:48 ` Daniel Phillips
2002-08-28 13:14 ` Christian Ehrhardt
2002-08-28 13:14 ` Christian Ehrhardt
2002-08-28 17:18 ` Daniel Phillips
2002-08-28 17:18 ` Daniel Phillips
2002-08-28 17:42 ` Andrew Morton
2002-08-28 17:42 ` Andrew Morton
2002-08-28 20:41 ` Daniel Phillips
2002-08-28 20:41 ` Daniel Phillips
2002-08-28 21:03 ` Andrew Morton
2002-08-28 21:03 ` Andrew Morton
2002-08-28 22:04 ` Daniel Phillips
2002-08-28 22:04 ` Daniel Phillips
2002-08-28 22:39 ` Andrew Morton
2002-08-28 22:39 ` Andrew Morton
2002-08-28 22:57 ` Daniel Phillips
2002-08-28 22:57 ` Daniel Phillips
2002-08-26 21:31 ` Andrew Morton
2002-08-26 21:31 ` Andrew Morton
2002-08-27 3:42 ` Benjamin LaHaise
2002-08-27 3:42 ` Benjamin LaHaise
2002-08-27 4:37 ` Andrew Morton
2002-08-27 4:37 ` Andrew Morton
2002-08-26 17:58 ` Linus Torvalds
2002-08-26 19:28 ` Rik van Riel
2002-08-30 23:03 ` [RFC] [PATCH] Include LRU in page count Daniel Phillips
2002-08-31 16:14 ` Christian Ehrhardt
2002-08-31 17:54 ` Andrew Morton
2002-08-31 19:47 ` Daniel Phillips
2002-08-31 20:26 ` Andrew Morton
2002-08-31 21:05 ` Daniel Phillips
2002-08-31 22:30 ` William Lee Irwin III
2002-09-01 3:36 ` Daniel Phillips
2002-09-01 21:32 ` Daniel Phillips
2002-09-01 22:09 ` Andrew Morton
2002-09-01 22:08 ` Daniel Phillips
2002-09-01 22:20 ` Daniel Phillips
2002-09-01 23:08 ` Andrew Morton
2002-09-01 23:19 ` Daniel Phillips [this message]
2002-09-01 23:28 ` William Lee Irwin III
2002-09-01 23:33 ` Daniel Phillips
2002-09-02 0:17 ` Andrew Morton
2002-09-02 0:30 ` Daniel Phillips
2002-09-02 1:50 ` Andrew Morton
2002-09-02 1:08 ` Rik van Riel
2002-09-02 17:23 ` Christian Ehrhardt
2002-09-02 18:01 ` Daniel Phillips
2002-09-05 4:42 ` [RFC] Alternative raceless page free Daniel Phillips
2002-09-05 12:34 ` Christian Ehrhardt
2002-09-05 15:21 ` Daniel Phillips
2002-09-05 16:04 ` Christian Ehrhardt
2002-09-05 16:10 ` Daniel Phillips
2002-09-05 16:31 ` Daniel Phillips
2002-09-05 18:06 ` [RFC] Alternative raceless page free, updated Daniel Phillips
2002-08-22 15:59 ` MM patches against 2.5.31 Steven Cole
2002-08-22 15:59 ` Steven Cole
2002-08-22 16:06 ` Martin J. Bligh
2002-08-22 16:06 ` Martin J. Bligh
2002-08-22 19:45 ` Steven Cole
2002-08-22 19:45 ` Steven Cole
2002-08-26 2:15 ` Andrew Morton
2002-08-26 2:15 ` Andrew Morton
2002-08-26 2:08 ` Martin J. Bligh
2002-08-26 2:08 ` Martin J. Bligh
2002-08-26 2:32 ` Andrew Morton
2002-08-26 2:32 ` Andrew Morton
2002-08-26 3:06 ` Steven Cole
2002-08-26 3:06 ` Steven Cole
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