From: Rik van Riel <riel@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>,
"Dike, Jeffrey G" <jeffrey.g.dike@intel.com>,
"Yu, Wilfred" <wilfred.yu@intel.com>,
"Kleen, Andi" <andi.kleen@intel.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Hugh Dickins <hugh.dickins@tiscali.co.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Lameter <cl@linux-foundation.org>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Mel Gorman <mel@csn.ul.ie>, LKML <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>, KVM list <kvm@vger.kernel.org>
Subject: Re: [RFC] respect the referenced bit of KVM guest pages?
Date: Wed, 05 Aug 2009 10:33:48 -0400 [thread overview]
Message-ID: <4A79984C.2010508@redhat.com> (raw)
In-Reply-To: <4A794008.6030204@redhat.com>
Avi Kivity wrote:
> The attached patch implements this.
The attached page requires each page to go around twice
before it is evicted, but they will still get evicted in
the order in which they were made present.
FIFO page replacement was shown to be a bad idea in the
1960's and it is still a terrible idea today.
--
All rights reversed.
WARNING: multiple messages have this Message-ID (diff)
From: Rik van Riel <riel@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>,
"Dike, Jeffrey G" <jeffrey.g.dike@intel.com>,
"Yu, Wilfred" <wilfred.yu@intel.com>,
"Kleen, Andi" <andi.kleen@intel.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Hugh Dickins <hugh.dickins@tiscali.co.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Lameter <cl@linux-foundation.org>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Mel Gorman <mel@csn.ul.ie>, LKML <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>, KVM list <kvm@vger.kernel.org>
Subject: Re: [RFC] respect the referenced bit of KVM guest pages?
Date: Wed, 05 Aug 2009 10:33:48 -0400 [thread overview]
Message-ID: <4A79984C.2010508@redhat.com> (raw)
In-Reply-To: <4A794008.6030204@redhat.com>
Avi Kivity wrote:
> The attached patch implements this.
The attached page requires each page to go around twice
before it is evicted, but they will still get evicted in
the order in which they were made present.
FIFO page replacement was shown to be a bad idea in the
1960's and it is still a terrible idea today.
--
All rights reversed.
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
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next prev parent reply other threads:[~2009-08-05 14:34 UTC|newest]
Thread overview: 243+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-05 2:40 [RFC] respect the referenced bit of KVM guest pages? Wu Fengguang
2009-08-05 2:40 ` Wu Fengguang
2009-08-05 4:15 ` KOSAKI Motohiro
2009-08-05 4:15 ` KOSAKI Motohiro
2009-08-05 4:41 ` Wu Fengguang
2009-08-05 4:41 ` Wu Fengguang
2009-08-05 7:58 ` Avi Kivity
2009-08-05 7:58 ` Avi Kivity
2009-08-05 8:17 ` Avi Kivity
2009-08-05 8:17 ` Avi Kivity
2009-08-05 14:33 ` Rik van Riel [this message]
2009-08-05 14:33 ` Rik van Riel
2009-08-05 15:37 ` Avi Kivity
2009-08-05 15:37 ` Avi Kivity
2009-08-05 14:15 ` Rik van Riel
2009-08-05 14:15 ` Rik van Riel
2009-08-05 15:12 ` Avi Kivity
2009-08-05 15:12 ` Avi Kivity
2009-08-05 15:15 ` Rik van Riel
2009-08-05 15:15 ` Rik van Riel
2009-08-05 15:25 ` Avi Kivity
2009-08-05 15:25 ` Avi Kivity
2009-08-05 16:35 ` Andrea Arcangeli
2009-08-05 16:35 ` Andrea Arcangeli
2009-08-05 16:31 ` Andrea Arcangeli
2009-08-05 16:31 ` Andrea Arcangeli
2009-08-05 17:25 ` Rik van Riel
2009-08-05 17:25 ` Rik van Riel
2009-08-05 15:45 ` Dike, Jeffrey G
2009-08-05 15:45 ` Dike, Jeffrey G
2009-08-05 16:05 ` Andrea Arcangeli
2009-08-05 16:05 ` Andrea Arcangeli
2009-08-05 16:12 ` Dike, Jeffrey G
2009-08-05 16:12 ` Dike, Jeffrey G
2009-08-05 16:19 ` Andrea Arcangeli
2009-08-05 16:19 ` Andrea Arcangeli
2009-08-05 15:58 ` Andrea Arcangeli
2009-08-05 15:58 ` Andrea Arcangeli
2009-08-05 17:20 ` Rik van Riel
2009-08-05 17:20 ` Rik van Riel
2009-08-05 17:42 ` Rik van Riel
2009-08-05 17:42 ` Rik van Riel
2009-08-06 10:15 ` Andrea Arcangeli
2009-08-06 10:15 ` Andrea Arcangeli
2009-08-06 10:08 ` Andrea Arcangeli
2009-08-06 10:08 ` Andrea Arcangeli
2009-08-06 10:18 ` Avi Kivity
2009-08-06 10:18 ` Avi Kivity
2009-08-06 10:20 ` Andrea Arcangeli
2009-08-06 10:20 ` Andrea Arcangeli
2009-08-06 10:59 ` Wu Fengguang
2009-08-06 10:59 ` Wu Fengguang
2009-08-06 11:44 ` Avi Kivity
2009-08-06 11:44 ` Avi Kivity
2009-08-06 13:06 ` Wu Fengguang
2009-08-06 13:06 ` Wu Fengguang
2009-08-06 13:16 ` Rik van Riel
2009-08-06 13:16 ` Rik van Riel
2009-08-16 3:28 ` Wu Fengguang
2009-08-16 3:28 ` Wu Fengguang
2009-08-16 3:56 ` Rik van Riel
2009-08-16 3:56 ` Rik van Riel
2009-08-16 4:43 ` Balbir Singh
2009-08-16 4:43 ` Balbir Singh
2009-08-16 4:55 ` Wu Fengguang
2009-08-16 4:55 ` Wu Fengguang
2009-08-16 5:59 ` Balbir Singh
2009-08-16 5:59 ` Balbir Singh
2009-08-17 19:47 ` Dike, Jeffrey G
2009-08-17 19:47 ` Dike, Jeffrey G
2009-08-21 18:24 ` Balbir Singh
2009-08-21 18:24 ` Balbir Singh
2009-08-31 19:43 ` Dike, Jeffrey G
2009-08-31 19:43 ` Dike, Jeffrey G
2009-08-31 19:52 ` Rik van Riel
2009-08-31 19:52 ` Rik van Riel
2009-08-31 20:06 ` Dike, Jeffrey G
2009-08-31 20:06 ` Dike, Jeffrey G
2009-08-31 20:09 ` Rik van Riel
2009-08-31 20:09 ` Rik van Riel
2009-08-31 20:11 ` Dike, Jeffrey G
2009-08-31 20:11 ` Dike, Jeffrey G
2009-08-31 20:42 ` Balbir Singh
2009-08-31 20:42 ` Balbir Singh
2009-08-06 13:46 ` Avi Kivity
2009-08-06 13:46 ` Avi Kivity
2009-08-06 21:09 ` Jeff Dike
2009-08-06 21:09 ` Jeff Dike
2009-08-16 3:18 ` Wu Fengguang
2009-08-16 3:18 ` Wu Fengguang
2009-08-16 3:53 ` Rik van Riel
2009-08-16 3:53 ` Rik van Riel
2009-08-16 5:15 ` Wu Fengguang
2009-08-16 5:15 ` Wu Fengguang
2009-08-16 11:29 ` Wu Fengguang
2009-08-16 11:29 ` Wu Fengguang
2009-08-17 14:33 ` Minchan Kim
2009-08-17 14:33 ` Minchan Kim
2009-08-18 2:34 ` Wu Fengguang
2009-08-18 2:34 ` Wu Fengguang
2009-08-18 4:17 ` Minchan Kim
2009-08-18 4:17 ` Minchan Kim
2009-08-18 9:31 ` Wu Fengguang
2009-08-18 9:31 ` Wu Fengguang
2009-08-18 9:52 ` Minchan Kim
2009-08-18 9:52 ` Minchan Kim
2009-08-18 10:00 ` Wu Fengguang
2009-08-18 10:00 ` Wu Fengguang
2009-08-18 11:00 ` Minchan Kim
2009-08-18 11:00 ` Minchan Kim
2009-08-18 11:11 ` Wu Fengguang
2009-08-18 11:11 ` Wu Fengguang
2009-08-18 14:03 ` Minchan Kim
2009-08-18 14:03 ` Minchan Kim
2009-08-18 16:27 ` KOSAKI Motohiro
2009-08-18 16:27 ` KOSAKI Motohiro
2009-08-18 15:57 ` KOSAKI Motohiro
2009-08-18 15:57 ` KOSAKI Motohiro
2009-08-19 12:01 ` Wu Fengguang
2009-08-19 12:01 ` Wu Fengguang
2009-08-19 12:05 ` KOSAKI Motohiro
2009-08-19 12:05 ` KOSAKI Motohiro
2009-08-19 12:10 ` Wu Fengguang
2009-08-19 12:10 ` Wu Fengguang
2009-08-19 12:25 ` Minchan Kim
2009-08-19 12:25 ` Minchan Kim
2009-08-19 13:19 ` KOSAKI Motohiro
2009-08-19 13:19 ` KOSAKI Motohiro
2009-08-19 13:28 ` Minchan Kim
2009-08-19 13:28 ` Minchan Kim
2009-08-21 11:17 ` KOSAKI Motohiro
2009-08-21 11:17 ` KOSAKI Motohiro
2009-08-19 13:24 ` Wu Fengguang
2009-08-19 13:24 ` Wu Fengguang
2009-08-19 13:38 ` Minchan Kim
2009-08-19 13:38 ` Minchan Kim
2009-08-19 14:00 ` Wu Fengguang
2009-08-19 14:00 ` Wu Fengguang
2009-08-06 13:13 ` Rik van Riel
2009-08-06 13:13 ` Rik van Riel
2009-08-06 13:49 ` Avi Kivity
2009-08-06 13:49 ` Avi Kivity
2009-08-07 3:11 ` KOSAKI Motohiro
2009-08-07 3:11 ` KOSAKI Motohiro
2009-08-07 7:54 ` Balbir Singh
2009-08-07 7:54 ` Balbir Singh
2009-08-07 8:24 ` KAMEZAWA Hiroyuki
2009-08-07 8:24 ` KAMEZAWA Hiroyuki
2009-08-06 13:11 ` Rik van Riel
2009-08-06 13:11 ` Rik van Riel
2009-08-06 13:08 ` Rik van Riel
2009-08-06 13:08 ` Rik van Riel
2009-08-07 3:17 ` KOSAKI Motohiro
2009-08-07 3:17 ` KOSAKI Motohiro
2009-08-12 7:48 ` Wu Fengguang
2009-08-12 14:31 ` Rik van Riel
2009-08-12 14:31 ` Rik van Riel
2009-08-13 1:03 ` Wu Fengguang
2009-08-13 1:03 ` Wu Fengguang
2009-08-13 15:46 ` Rik van Riel
2009-08-13 15:46 ` Rik van Riel
2009-08-13 16:12 ` Avi Kivity
2009-08-13 16:12 ` Avi Kivity
2009-08-13 16:26 ` Rik van Riel
2009-08-13 16:26 ` Rik van Riel
2009-08-13 19:12 ` Avi Kivity
2009-08-13 19:12 ` Avi Kivity
2009-08-13 21:16 ` Johannes Weiner
2009-08-13 21:16 ` Johannes Weiner
2009-08-14 7:16 ` Avi Kivity
2009-08-14 7:16 ` Avi Kivity
2009-08-14 9:10 ` Johannes Weiner
2009-08-14 9:10 ` Johannes Weiner
2009-08-14 9:51 ` Wu Fengguang
2009-08-14 9:51 ` Wu Fengguang
2009-08-14 13:19 ` Rik van Riel
2009-08-14 13:19 ` Rik van Riel
2009-08-15 5:45 ` Wu Fengguang
2009-08-15 5:45 ` Wu Fengguang
2009-08-16 5:09 ` Balbir Singh
2009-08-16 5:09 ` Balbir Singh
2009-08-16 5:41 ` Wu Fengguang
2009-08-16 5:41 ` Wu Fengguang
2009-08-16 5:50 ` Wu Fengguang
2009-08-16 5:50 ` Wu Fengguang
2009-08-18 15:57 ` KOSAKI Motohiro
2009-08-18 15:57 ` KOSAKI Motohiro
2009-08-17 18:04 ` Dike, Jeffrey G
2009-08-17 18:04 ` Dike, Jeffrey G
2009-08-18 2:26 ` Wu Fengguang
2009-08-18 2:26 ` Wu Fengguang
2009-09-02 19:30 ` Dike, Jeffrey G
2009-09-02 19:30 ` Dike, Jeffrey G
2009-09-03 2:04 ` Wu Fengguang
2009-09-03 2:04 ` Wu Fengguang
2009-09-04 20:06 ` Dike, Jeffrey G
2009-09-04 20:06 ` Dike, Jeffrey G
2009-09-04 20:57 ` Rik van Riel
2009-09-04 20:57 ` Rik van Riel
2009-08-18 15:57 ` KOSAKI Motohiro
2009-08-18 15:57 ` KOSAKI Motohiro
2009-08-19 12:08 ` Wu Fengguang
2009-08-19 12:08 ` Wu Fengguang
2009-08-19 13:40 ` [RFC] memcg: move definitions to .h and inline some functions Wu Fengguang
2009-08-19 13:40 ` Wu Fengguang
2009-08-19 14:18 ` KAMEZAWA Hiroyuki
2009-08-19 14:18 ` KAMEZAWA Hiroyuki
2009-08-19 14:27 ` Balbir Singh
2009-08-19 14:27 ` Balbir Singh
2009-08-20 1:34 ` Wu Fengguang
2009-08-20 1:34 ` Wu Fengguang
2009-08-14 21:42 ` [RFC] respect the referenced bit of KVM guest pages? Dike, Jeffrey G
2009-08-14 21:42 ` Dike, Jeffrey G
2009-08-14 22:37 ` Rik van Riel
2009-08-14 22:37 ` Rik van Riel
2009-08-15 5:32 ` Wu Fengguang
2009-08-15 5:32 ` Wu Fengguang
2009-09-13 16:23 ` KOSAKI Motohiro
2009-09-13 16:23 ` KOSAKI Motohiro
2009-08-05 17:53 ` Rik van Riel
2009-08-05 17:53 ` Rik van Riel
2009-08-05 19:00 ` Dike, Jeffrey G
2009-08-05 19:00 ` Dike, Jeffrey G
2009-08-05 19:07 ` Rik van Riel
2009-08-05 19:07 ` Rik van Riel
2009-08-05 19:18 ` Dike, Jeffrey G
2009-08-05 19:18 ` Dike, Jeffrey G
2009-08-06 9:22 ` Avi Kivity
2009-08-06 9:22 ` Avi Kivity
2009-08-06 9:25 ` Wu Fengguang
2009-08-06 9:25 ` Wu Fengguang
2009-08-06 9:35 ` Avi Kivity
2009-08-06 9:35 ` Avi Kivity
2009-08-06 9:35 ` Wu Fengguang
2009-08-06 9:35 ` Wu Fengguang
2009-08-06 9:59 ` Avi Kivity
2009-08-06 9:59 ` Avi Kivity
2009-08-06 9:59 ` Wu Fengguang
2009-08-06 9:59 ` Wu Fengguang
2009-08-06 10:14 ` Avi Kivity
2009-08-06 10:14 ` Avi Kivity
2009-08-07 1:25 ` KAMEZAWA Hiroyuki
2009-08-07 1:25 ` KAMEZAWA Hiroyuki
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