All of lore.kernel.org
 help / color / mirror / Atom feed
From: Helge Deller <deller@gmx.de>
To: Thibaut VARENE <varenet@esiee.fr>, Tilo Riemer <t.riemer@visoel.de>
Cc: parisc-linux@lists.parisc-linux.org
Subject: Re: [parisc-linux] ksoftirqd eats 100% cpu :-(
Date: Mon, 7 Oct 2002 21:52:04 +0200	[thread overview]
Message-ID: <200210072152.04775.deller@gmx.de> (raw)
In-Reply-To: <3DA1A641.1090306@esiee.fr>

On Monday 07 October 2002 17:20, Thibaut VARENE wrote:
> Tilo Riemer wrote:
> > Hello list,
> >
> > I use Debian 3.0 on an HP9000/710. Almost all works fine, but the
> > ksoftirqd eats all cpu time. I read that it's a bug in the kernel. Is
> > there a patch for fixing this problem?
>
> It's a well known bug. on 7x0 and 7x5 boxes.

It's a bug/feature related to the HIL drivers. 
Since we have to poll the HIL ports the whole time
the bunch of running timers increase the ksoftirqd load a lot.

> Maybe we should add a faq entry ?

This would be great.

Helge

  reply	other threads:[~2002-10-07 19:58 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-10-07 15:23 [parisc-linux] ksoftirqd eats 100% cpu :-( Tilo Riemer
2002-10-07 15:20 ` Thibaut VARENE
2002-10-07 19:52   ` Helge Deller [this message]
2002-10-08  7:59     ` Tilo Riemer
2002-10-08  8:03     ` Tilo Riemer
  -- strict thread matches above, loose matches on Subject: below --
2002-10-08 14:27 John Marvin
2002-10-08 23:48 ` Carlos O'Donell
2002-10-11  8:21   ` Tilo Riemer
2002-10-11 17:13     ` Helge Deller
2002-10-09  3:46 ` Brian S. Julin
2002-10-09  7:41   ` Enrik Berkhan

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=200210072152.04775.deller@gmx.de \
    --to=deller@gmx.de \
    --cc=parisc-linux@lists.parisc-linux.org \
    --cc=t.riemer@visoel.de \
    --cc=varenet@esiee.fr \
    /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.