Re: 2.6.9-rc2-mm4

[Bill Davidsen]

Gene Heskett wrote:
> On Tuesday 28 September 2004 06:33, Ingo Molnar wrote:
>
> > * Gene Heskett <gene.heskett@xxxxxxxxxxx> wrote:
> >
> > > > what i use is serial logging to another machine. A digital camera
> > > > is fine too, if the problem area is still visible on the screen.
> > > > (Netconsole is useful too for other type of hangs but it's not
> > > > active at such an early stage yet.)
> > > >
> > > > Ingo
> > >
> > > Unforch, I don't have a spare seriel port Ingo.  One is running my
> > > x10
> >
> > fortunately with the patch applied your box works now (so does mine)
> > so the bug appears to be fixed.
>
>
> I just built a kernel with that latest stack-fix patch in it too, but 
> haven't rebooted to it yet.  I read that as being moderately 
> important in some cases although I don't think I've encountered that 
> particular case yet.  Was this in fact a good idea for me?
>
>
> > early-bootup debugging was never easy, and breakage there doesnt
> > happen all that often. Hopefully this was the last one related to
> > remove-BKL.
> >
> > (If such a early-bootup lockup happens in the future then you sure
> > could temporarily unplug the ups serial connection and use that as
> > the serial console - for the narrow and temporary purpose of
> > debugging that boot-time hang.)
>
>
> That would I assume need a null modem cable, and what do I run on the 
> firewall?  Minicom?  Or is there something better that can just grab 
> and log without being interactive?  Its a rh7.3 box with a 2.4.18 era 
> kernel.  I'd update that, but its not broken. :)

I use Kermit, it will do about everything you could ask and gives a 
single interface for serial and network console connections.

--
   -bill davidsen (davidsen@xxxxxxx)
"The secret to procrastination is to put things off until the
 last possible moment - but no longer"  -me
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