From: Nick Piggin <piggin@cyberone.com.au>
To: Michael Frank <mhf@linuxmail.org>
Cc: ncunningham@users.sourceforge.net,
Linux Memory Management <linux-mm@kvack.org>,
Andrew Morton <akpm@osdl.org>
Subject: Re: Memory management in 2.6
Date: Tue, 20 Jan 2004 18:37:45 +1100 [thread overview]
Message-ID: <400CDAC9.40107@cyberone.com.au> (raw)
In-Reply-To: <200401201519.54619.mhf@linuxmail.org>
Michael Frank wrote:
>I had already sent a version (ti-tests) dedicated to stress testing to LKML in October.
>
>Just in case I enclose those again. README inside.
>
>I ran 2.6 again for the first time since -test9 yesterday to test
>swsusp and immeadiatly went to elevator=deadline as aio is unusable
>at high io loads which I need to break swsusp in.
>
>If you do on a 2GHz+ machine:
>
>$ti stat ub17 ddw 4 5000
>
>This gives a load avg of ~40 on a 2.4G P4 with 533MHz FSB
>
>2.4.23 behaves "proportionate" to load - at these loads mouse is jerky but has best throughput.
>
>2.6 with deadline is similar but a bit slower and the mouse is very smooth.
>
>2.6 with aio the mouse is smooth but no io throughput and io is highly intermittent. AFAICS similar to -test9.
>
>It must be recognized that these tests act in a non-anticipatory manner - this is what they are designed for ;)
>
Hmm... thats a bit alarming. I'll have to take a look at why that is so,
thanks.
(2.6 -bk and -mm kernels have some as-iosched changes by the way)
I'll also see if they might be useful as an mm regression test.
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"aart@kvack.org"> aart@kvack.org </a>
next prev parent reply other threads:[~2004-01-20 7:37 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-20 4:51 Memory management in 2.6 Nick Piggin
2004-01-20 4:58 ` Andrew Morton
2004-01-20 5:05 ` Nick Piggin
2004-01-20 13:11 ` Roger Luethi
2004-01-20 7:00 ` Nigel Cunningham
2004-01-20 7:19 ` Michael Frank
2004-01-20 7:37 ` Nick Piggin [this message]
[not found] <20040127162346.37b75f6c.cliffw@osdl.org>
[not found] ` <40185564.8020709@cyberone.com.au>
2004-01-29 0:54 ` Memory Management " Nick Piggin
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=400CDAC9.40107@cyberone.com.au \
--to=piggin@cyberone.com.au \
--cc=akpm@osdl.org \
--cc=linux-mm@kvack.org \
--cc=mhf@linuxmail.org \
--cc=ncunningham@users.sourceforge.net \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.