From: Arjan van de Ven <arjanv@redhat.com>
To: Jos Hulzink <josh@stack.nl>
Cc: linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: irq balancing: performance disaster
Date: 11 May 2003 11:07:47 +0200 [thread overview]
Message-ID: <1052644067.1371.1.camel@laptop.fenrus.com> (raw)
In-Reply-To: <200305110118.10136.josh@stack.nl>
[-- Attachment #1: Type: text/plain, Size: 675 bytes --]
On Sun, 2003-05-11 at 01:18, Jos Hulzink wrote:
> Hi,
>
> While tackling bug 699, it became clear to me that irq balancing is the cause
> of the performance problems I, and all people using the SMP kernel Mandrake
> 9.1 ships, are dealing with. I got the problems with 2.5.69 too. After
> disabling irq balancing, the system is remarkably faster, and much more
> responsive.
>
> For those interested in the issue, please look at bug 699.
please try the following app instead:
http://people.redhat.com/arjanv/irqbalance/
the in kernel irqbalancer in 2.4 kernels has some worst case behaviors
at least, and the userspace implementation avoids those.
[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 189 bytes --]
prev parent reply other threads:[~2003-05-11 8:55 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-10 23:18 irq balancing: performance disaster Jos Hulzink
2003-05-10 21:42 ` Zwane Mwaikambo
2003-05-11 2:14 ` Martin J. Bligh
2003-05-11 4:46 ` Zwane Mwaikambo
2003-05-11 2:59 ` Martin J. Bligh
2003-05-11 10:00 ` Jos Hulzink
2003-05-11 12:17 ` Zwane Mwaikambo
2003-05-11 12:54 ` William Lee Irwin III
2003-05-11 12:58 ` Zwane Mwaikambo
2003-05-11 13:15 ` William Lee Irwin III
2003-05-11 13:17 ` Zwane Mwaikambo
2003-05-11 9:07 ` Arjan van de Ven [this message]
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=1052644067.1371.1.camel@laptop.fenrus.com \
--to=arjanv@redhat.com \
--cc=josh@stack.nl \
--cc=linux-kernel@vger.kernel.org \
/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