From: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
To: Timothy Miller <miller@techsource.com>
Cc: Paul Jackson <pj@sgi.com>,
root@chaos.analogic.com, joelja@darkwing.uoregon.edu,
tytso@mit.edu, miquels@cistron.nl, linux-kernel@vger.kernel.org
Subject: Re: File system compression, not at the block layer
Date: Tue, 27 Apr 2004 18:02:05 +0200 [thread overview]
Message-ID: <20040427160205.GA2176@wohnheim.fh-wedel.de> (raw)
In-Reply-To: <408E7F53.5010602@techsource.com>
On Tue, 27 April 2004 11:42:11 -0400, Timothy Miller wrote:
> Paul Jackson wrote:
>
> >To heck with disk compression - it's time for main memory compression.
>
> I think nVidia and ATI chips do that with the Z buffer. Definately
> improves bandwidth utilization.
^^^^^^^^^
Well stated. For general purpose cpus with unpredictable access
patterns, compression makes latency even worse, so you need even
bigger caches.
On the other hand, memory compression makes memory bigger, and memory
of course is a disk cache, so it does improve latency somewhere.
Jörn
--
Victory in war is not repetitious.
-- Sun Tzu
next prev parent reply other threads:[~2004-04-27 16:04 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-23 17:26 Timothy Miller
2004-04-23 17:30 ` Miquel van Smoorenburg
2004-04-23 17:41 ` Theodore Ts'o
2004-04-23 17:57 ` Jörn Engel
2004-04-23 18:14 ` Timothy Miller
2004-04-23 18:34 ` Paul Jackson
2004-04-23 20:14 ` Joel Jaeggli
2004-04-23 20:34 ` Richard B. Johnson
2004-04-23 20:44 ` Måns Rullgård
2004-04-23 20:59 ` Richard B. Johnson
2004-04-23 21:14 ` Ben Greear
2004-04-23 21:25 ` Timothy Miller
2004-04-24 4:58 ` Ben Greear
2004-04-27 15:45 ` Timothy Miller
2004-04-23 21:18 ` Timothy Miller
2004-04-24 1:28 ` Horst von Brand
2004-04-24 2:24 ` Tom Vier
2004-04-24 7:36 ` Willy Tarreau
2004-04-24 16:02 ` Eric D. Mudama
2004-04-25 3:05 ` Horst von Brand
2004-04-25 7:29 ` Willy Tarreau
2004-04-25 19:50 ` Eric D. Mudama
2004-04-27 15:43 ` Timothy Miller
2004-04-28 0:29 ` Tom Vier
2004-04-23 21:31 ` Joel Jaeggli
2004-04-23 22:20 ` Ian Stirling
2004-04-23 23:34 ` Paul Jackson
2004-04-27 15:42 ` Timothy Miller
2004-04-27 16:02 ` Jörn Engel [this message]
2004-04-24 1:18 ` Horst von Brand
2004-04-26 10:22 ` Jörn Engel
2004-04-23 21:15 ` Timothy Miller
2004-04-23 21:36 ` Joel Jaeggli
2004-04-27 20:34 ` Pavel Machek
2004-04-28 22:57 ` Timothy Miller
2004-04-29 9:46 ` Jörn Engel
2004-04-29 9:52 ` Pavel Machek
2004-04-29 10:09 ` Jörn Engel
2004-04-29 10:19 ` Pavel Machek
2004-04-29 17:17 ` Tim Connors
2004-04-28 1:00 ` David Lang
2004-04-28 10:09 ` Jörn Engel
2004-04-28 10:21 ` Nikita Danilov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20040427160205.GA2176@wohnheim.fh-wedel.de \
--to=joern@wohnheim.fh-wedel.de \
--cc=joelja@darkwing.uoregon.edu \
--cc=linux-kernel@vger.kernel.org \
--cc=miller@techsource.com \
--cc=miquels@cistron.nl \
--cc=pj@sgi.com \
--cc=root@chaos.analogic.com \
--cc=tytso@mit.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome