Re: NON IRQ DEADLOCK in 2.0.31

Rob Hagopian (hagopiar@vuser.vu.union.edu)
Fri, 14 Nov 1997 11:01:11 -0500 (EST)


UUEncode a large movie file. Or one user managed to bounce one of these
twice... And, of course, pine is wildly inefficient since it demands to
load the whole thing into memory...

I could increase the timers, but the underlying point is that, as
with a panic, if it's possible for the kernel to reboot the machine, it
should.
-Rob H.

On Fri, 14 Nov 1997, Christophe Dupre wrote:

> On Fri, 14 Nov 1997, Rob Hagopian wrote:
>
> > I've actually had some problems with the software watchdog:
> > A user has a 150MB email, tries to open it in pine, pine goes hogwild
> > with memory (swap), the computer slows to a crawl, the watchdog process
> > doesn't get spawned fast enough, the computer resets.
>
> How can a user get a 150 MB EMail ? Gross..... Anyway, in this case even
> with a hardware watchdog, this machine would reset, since the hardware
> watchdog counts on a process (softdog) to reset to counter on a regular
> basis. Regarding the software watchdog, I'm sure you could go and modify
> the timer and raise it to a few minutes...... Just go and modify
> /usr/src/linux/driver/char/softdog.c ...
>