Re: Interrupt storm detection

From: Ian FREISLICH <if_at_hetzner.co.za>
Date: Mon, 14 Jun 2004 10:13:40 +0200
"Markie" wrote:
> | On Fri, 2004-Jun-11 16:01:59 +0200, Ian FREISLICH wrote:
> |
> | >> On Fri, 11 Jun 2004, Ian FREISLICH wrote:
> | >>
> | >> > I have a problem printing.  The data rate through my parallel
> | >> > port to my printer makes the kernel think that lpt0 is storming
> | >> > at between 40k-49k irqs per second.  Is there a way to tell the
> | >> > kernel to
> | >
> | >Does a PII-266 constitute a slightly slower machine?
> |
> | I'm amazed you can get to >40K irqs/sec on a PII-266.
> |
> | Have you tried using lptcontrol(8) polling or extended mode?
> |
> | Your other option is to offload the interrupts - either get a
> | network interface module for your printer or dedicate an old clunker
> | as a print server.
>
> I had this same problem, by the sounds of it, on my "print server" on
> -CURRENT a while back (a little 500MHz machine). I updated it about
> a week after it happened and it went away... haven't updated since
> though.  Maybe this is your problem?

This kernel was built from fresh sources the day before the problem
was encountered.

--
Ian Freislich
Received on Mon Jun 14 2004 - 06:13:59 UTC

This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:37:57 UTC