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Date: Fri, 29 Mar 1996 17:43:19 +1100
From: Bruce Evans <bde@zeta.org.au>
Message-Id: <199603290643.RAA07577@godzilla.zeta.org.au>
To: jbrann@panix.com, nate@sri.MT.net
Subject: Re: iijppp problems - related to interrupts?
Cc: gpalmer@FreeBSD.org, hackers@FreeBSD.org, questions@FreeBSD.org
Sender: owner-hackers@FreeBSD.org
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>Now, when I repeat the systat -vmstat, while ppp is connected and I'm 
>downloading a file, I see this...

>                         Interrupts
>                         4658 total
>                          100 clk0 irq0
>                          128 rtc0 irq8
>                              fdc0 irq6
>                              sc0 irq1
>                         4312 sio0 irq4
>                          118 sio1 irq3
>                               ed0 irq5

>The interrupts for sio1 (with the modem busy) seems sensible, but what
>has happened to my mouse? If the link goes quiet, the mouse port interrupts
>die away, but even pinging my ISP will put the number up to 800 per sec.

>There doesn't appear to be anything crazy in my setup, does anyone know
>what might cause this? - Bogus hardware?

Cables radiating.  Most likely misconnected modem control lines.

Bruce