cvs commit: src/sys/kern kern_sig.c

[Jeremie Le Hen]

Hi Julian,

On Sat, Mar 05, 2005 at 09:55:31PM -0800, Julian Elischer wrote:
> Jeremie Le Hen wrote:
> >>for a start I'd like to add a sysctl to turn off swapping out kernel 
> >>stacks..
> >>then if someone had a reproducible or atleast 'common" problem,
>   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> 
> >>we could suggest turning it off to see
> >>if it fixes the problem.. that would be a big smoking gun..
> >
> >
> >If I understand correctly, the problem with swapping is that it's
> >highly non-deterministic.  Therefore having kthread swapping disabled
> >would not tell us whether the bug is really avoided or if we are just
> >fortunate enough to not trigger it.

I think I didn't explained myself correctly.  In fact, I was simply
wondering how a swap related bug could be reproducible.

Regards,
-- 
Jeremie Le Hen
jeremie at le-hen dot org