[Gllug] Too much work, lazy computer!

[Jonathan Dye]

> -----Original Message-----
> From: Rev Simon Rumble [mailto:simon at rumble.net]
> Sent: 01 May 2002 11:04
> To: gllug at linux.co.uk
> Subject: Re: [Gllug] Too much work, lazy computer!
> 
> 
> On Wed 01 May, Vincent AE Scott bloviated thus:
> 
> > cdrom's and serial ports.  for me it was playing a CD 
> caused the serial
> > port to drop packets.  someone mentioned looking at a program called
> > 'irqtune' IIRC.  but i never got arround to it, having just finished
> > ogg'ing my cd's.
> 
> And I had a similar problem: ripping CDs caused my serial port to all
> but stop.  I don't think this problem should occur with ethernet
> though.

I've had one or two message which I think are from the serial port along the
same lines but I'm getting hundreds of the eth0 ones.  So is it possible
that my network card is sharing an IRQ with the serial card?

As I said, i'm going to compile my own kernel with the preemption patch.

>From googling around a bit there is a variable that detrmins how much is too
much work in an interrupt, I don't know what the units are for this (time or
clock ticks).

JD


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