From: Daniel Phillips <phillips@bonn-fries.net>
To: Marco Colombo <marco@esi.it>, Rik van Riel <riel@conectiva.com.br>
Cc: <mike_phillips@urscorp.com>, <linux-kernel@vger.kernel.org>
Subject: Re: VM Requirement Document - v0.0
Date: Tue, 3 Jul 2001 20:24:14 +0200 [thread overview]
Message-ID: <01070320241408.00338@starship> (raw)
In-Reply-To: <Pine.LNX.4.33.0107030932510.4236-100000@Megathlon.ESI> <01070317045806.00338@starship>
In-Reply-To: <01070317045806.00338@starship>
An ammendment to my previous post...
> I see three page priority levels:
>
> 0 - accessed-never/aged to zero
> 1 - accessed-once/just loaded
> 2 - accessed-often
>
> with these transitions:
>
> 0 -> 1, if a page is accessed
> 1 -> 2, if a page is accessed a second time
> 1 -> 0, if a page gets old
> 2 -> 0, if a page gets old
Better:
1 -> 0, if a page was not referenced before arriving at the old end
1 -> 2, if it was
Meaning that multiple accesses to pages on the level 1 list are treated as a
single access. In addition, this reflects what we can do practically with
the hardware referenced bit.
--
Daniel
next prev parent reply other threads:[~2001-07-03 18:20 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-28 12:20 VM Requirement Document - v0.0 mike_phillips
2001-06-28 12:30 ` Alan Cox
2001-06-28 13:33 ` Tobias Ringstrom
2001-06-28 13:37 ` Alan Cox
2001-06-28 14:04 ` Tobias Ringstrom
2001-06-28 14:14 ` Alan Cox
2001-06-28 14:52 ` Daniel Phillips
2001-06-28 14:39 ` Daniel Phillips
2001-06-28 15:21 ` Jonathan Morton
2001-06-28 16:02 ` Daniel Phillips
2001-06-28 18:01 ` Marco Colombo
2001-07-02 18:42 ` Rik van Riel
2001-07-03 10:33 ` Marco Colombo
2001-07-03 15:04 ` Daniel Phillips
2001-07-03 18:24 ` Daniel Phillips [this message]
2001-07-04 8:12 ` Ari Heitner
2001-07-04 9:41 ` Marco Colombo
2001-07-04 15:03 ` Daniel Phillips
2001-07-03 18:29 ` Daniel Phillips
2001-07-04 8:32 ` Marco Colombo
2001-07-04 14:44 ` Daniel Phillips
-- strict thread matches above, loose matches on Subject: below --
2001-07-05 15:09 mike_phillips
[not found] <fa.jprli0v.qlofoc@ifi.uio.no>
[not found] ` <fa.e66agbv.hn0u1v@ifi.uio.no>
2001-07-05 1:49 ` Dan Maas
2001-07-05 13:02 ` Daniel Phillips
2001-07-05 14:00 ` Xavier Bestel
2001-07-05 14:51 ` Daniel Phillips
2001-07-05 15:04 ` Daniel Phillips
2001-07-05 15:00 ` Xavier Bestel
2001-07-05 15:12 ` Daniel Phillips
2001-07-05 15:12 ` Alan Shutko
2001-07-06 19:09 ` Rik van Riel
2001-07-06 21:57 ` Daniel Phillips
[not found] ` <002501c104f4/mnt/sendme701a8c0@morph>
2001-07-09 12:17 ` Pavel Machek
2001-07-12 23:46 ` Daniel Phillips
2001-07-13 21:07 ` Pavel Machek
2001-07-04 16:08 mike_phillips
2001-06-27 8:53 Martin Knoblauch
2001-06-27 18:13 ` Rik van Riel
2001-06-28 6:59 ` Martin Knoblauch
2001-06-28 11:27 ` Helge Hafting
2001-06-28 11:54 ` Martin Knoblauch
2001-06-28 12:02 ` Tobias Ringstrom
2001-06-28 12:31 ` Xavier Bestel
2001-06-28 13:05 ` Tobias Ringstrom
[not found] <fa.oqkojpv.3hosb7@ifi.uio.no>
[not found] ` <fa.jpsks3v.1o2gag4@ifi.uio.no>
2001-06-27 0:43 ` Dan Maas
2001-06-27 0:45 ` Mike Castle
2001-06-27 10:50 ` Xavier Bestel
2001-06-26 19:58 Jason McMullan
2001-06-26 21:21 ` Rik van Riel
2001-06-26 21:29 ` Jason McMullan
2001-06-26 21:33 ` John Stoffel
2001-06-26 21:42 ` Rik van Riel
2001-06-26 22:21 ` Stefan Hoffmeister
2001-06-26 22:48 ` Jeffrey W. Baker
2001-06-27 0:18 ` Mike Castle
2001-06-28 13:07 ` John Fremlin
2001-06-27 13:36 ` Marco Colombo
2001-06-27 3:55 ` Daniel Phillips
2001-06-27 14:09 ` Pozsar Balazs
2001-06-28 22:47 ` John Fremlin
2001-06-28 22:47 ` John Fremlin
2001-06-30 15:37 ` Pavel Machek
2001-07-10 10:34 ` David Woodhouse
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