Re: Linux Stability & cold.system

Rik van Riel (H.H.vanRiel@fys.ruu.nl)
Tue, 18 Nov 1997 13:14:49 +0100 (MET)


On 18 Nov 1997, Eberhard Burr wrote:

> Matthew Kirkwood <weejock@ferret.lmh.ox.ac.uk> writes:
>
> > On Mon, 17 Nov 1997, Adam D. Bradley wrote:
>
> > Anyone else have useful sadistic tricks?
>
> Plug a null-modem-cable between two serial ports (both config'd as
> 16450 at highest baud-rate) and see whether what you put out one of
> them arrives at the other end. Should generate quite a few
> interrupts.
> (of course you could short-circuit a pty-pair with a FIFO as well, but
> that wouldn't generate hardware interrupts)

Well, you could do both :-)
ie:
date -> pty -> tty -> cuax -> ttySx -> pty -> tty -> output

or even better, do it full-duplex :-)

Rik.

----------
Send Linux memory-management wishes to me: I'm currently looking
for something to hack...