From: Rik van Riel <riel@redhat.com>
To: Nick Piggin <npiggin@suse.de>
Cc: Christoph Lameter <clameter@engr.sgi.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mel@skynet.ie>,
mingo@elte.hu, jschopp@austin.ibm.com, arjan@infradead.org,
torvalds@linux-foundation.org, mbligh@mbligh.org,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: The performance and behaviour of the anti-fragmentation related patches
Date: Sat, 03 Mar 2007 20:26:15 -0500 [thread overview]
Message-ID: <45EA2037.9060303@redhat.com> (raw)
In-Reply-To: <20070302081210.GD5557@wotan.suse.de>
Nick Piggin wrote:
> Different issue, isn't it? Rik wants to be smarter in figuring out which
> pages to throw away. More work per page == worse for you.
Being smarter about figuring out which pages to evict does
not equate to spending more work. One big component is
sorting the pages beforehand, so we do not end up scanning
through (and randomizing the LRU order of) anonymous pages
when we do not want to, or cannot, evict them anyway.
--
Politics is the struggle between those who want to make their country
the best in the world, and those who believe it already is. Each group
calls the other unpatriotic.
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next prev parent reply other threads:[~2007-03-04 1:26 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-01 10:12 The performance and behaviour of the anti-fragmentation related patches Mel Gorman
2007-03-02 0:09 ` Andrew Morton
2007-03-02 0:44 ` Linus Torvalds
2007-03-02 1:52 ` Balbir Singh
2007-03-02 3:44 ` Linus Torvalds
2007-03-02 3:59 ` Andrew Morton
2007-03-02 5:11 ` Linus Torvalds
2007-03-02 5:50 ` KAMEZAWA Hiroyuki
2007-03-02 6:15 ` Paul Mundt
2007-03-02 17:01 ` Mel Gorman
2007-03-02 16:20 ` Mark Gross
2007-03-02 17:07 ` Andrew Morton
2007-03-02 17:35 ` Mark Gross
2007-03-02 18:02 ` Andrew Morton
2007-03-02 19:02 ` Mark Gross
2007-03-02 17:16 ` Linus Torvalds
2007-03-02 18:45 ` Mark Gross
2007-03-02 19:03 ` Linus Torvalds
2007-03-02 23:58 ` Martin J. Bligh
2007-03-02 4:18 ` Balbir Singh
2007-03-02 5:13 ` Jeremy Fitzhardinge
2007-03-06 4:16 ` Paul Mackerras
2007-03-02 16:58 ` Mel Gorman
2007-03-02 17:05 ` Joel Schopp
2007-03-05 3:21 ` Nick Piggin
2007-03-05 15:20 ` Joel Schopp
2007-03-05 16:01 ` Nick Piggin
2007-03-05 16:45 ` Joel Schopp
2007-05-03 8:49 ` Andy Whitcroft
2007-03-02 1:39 ` Balbir Singh
2007-03-02 2:34 ` KAMEZAWA Hiroyuki
2007-03-02 3:05 ` Christoph Lameter
2007-03-02 3:57 ` Nick Piggin
2007-03-02 4:06 ` Christoph Lameter
2007-03-02 4:21 ` Nick Piggin
2007-03-02 4:31 ` Christoph Lameter
2007-03-02 5:06 ` Nick Piggin
2007-03-02 5:40 ` Christoph Lameter
2007-03-02 5:49 ` Nick Piggin
2007-03-02 5:53 ` Christoph Lameter
2007-03-02 6:08 ` Nick Piggin
2007-03-02 6:19 ` Christoph Lameter
2007-03-02 6:29 ` Nick Piggin
2007-03-02 6:51 ` Christoph Lameter
2007-03-02 7:03 ` Andrew Morton
2007-03-02 7:19 ` Nick Piggin
2007-03-02 7:44 ` Christoph Lameter
2007-03-02 8:12 ` Nick Piggin
2007-03-02 8:21 ` Christoph Lameter
2007-03-02 8:38 ` Nick Piggin
2007-03-02 17:09 ` Christoph Lameter
2007-03-04 1:26 ` Rik van Riel [this message]
2007-03-04 1:51 ` Andrew Morton
2007-03-04 1:58 ` Rik van Riel
2007-03-02 5:50 ` Christoph Lameter
2007-03-02 4:29 ` Andrew Morton
2007-03-02 4:33 ` Christoph Lameter
2007-03-02 4:58 ` Andrew Morton
2007-03-02 4:20 ` Paul Mundt
2007-03-02 13:50 ` Arjan van de Ven
2007-03-02 15:29 ` Rik van Riel
2007-03-02 16:58 ` Andrew Morton
2007-03-02 17:09 ` Mel Gorman
2007-03-02 17:23 ` Christoph Lameter
2007-03-02 17:35 ` Andrew Morton
2007-03-02 17:43 ` Rik van Riel
2007-03-02 18:06 ` Andrew Morton
2007-03-02 18:15 ` Christoph Lameter
2007-03-02 18:23 ` Andrew Morton
2007-03-02 18:23 ` Rik van Riel
2007-03-02 19:31 ` Christoph Lameter
2007-03-02 19:40 ` Rik van Riel
2007-03-02 21:12 ` Bill Irwin
2007-03-02 21:19 ` Rik van Riel
2007-03-02 21:52 ` Andrew Morton
2007-03-02 22:03 ` Rik van Riel
2007-03-02 22:22 ` Andrew Morton
2007-03-02 22:34 ` Rik van Riel
2007-03-02 22:51 ` Martin Bligh
2007-03-02 22:54 ` Rik van Riel
2007-03-02 23:28 ` Martin J. Bligh
2007-03-03 0:24 ` Andrew Morton
2007-03-02 22:52 ` Chuck Ebbert
2007-03-02 22:59 ` Andrew Morton
2007-03-02 23:20 ` Rik van Riel
2007-03-03 1:40 ` William Lee Irwin III
2007-03-03 1:58 ` Andrew Morton
2007-03-03 3:55 ` William Lee Irwin III
2007-03-03 0:33 ` William Lee Irwin III
2007-03-03 0:54 ` Andrew Morton
2007-03-03 3:15 ` Christoph Lameter
2007-03-03 4:19 ` William Lee Irwin III
2007-03-03 17:16 ` Martin J. Bligh
2007-03-03 17:50 ` Christoph Lameter
2007-03-02 20:59 ` Bill Irwin
2007-03-02 1:52 ` Bill Irwin
2007-03-02 10:38 ` Mel Gorman
2007-03-02 16:31 ` Joel Schopp
2007-03-02 21:37 ` Bill Irwin
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