RE: [Xen-users] xen kernel crashes athlon?

["Petersson, Mats" <Mats.Petersson@xxxxxxx>]

> -----Original Message-----
> From: Ian Jones [mailto:ian.jones9901@xxxxxxxxxxx] 
> Sent: 27 February 2007 14:35
> To: Petersson, Mats
> Cc: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-users] xen kernel crashes athlon?
> 
> Would you believe I took a photograph of it with my digital camera? :)
> It doesn't look very revealing though. The last thing it says is "xen
> trace buffers: disabled" then silence.

Hmm - that's very early during boot. I'm not sure exactly what happens
after that, but I'm very surprised it hangs at that point... 

Just a thought, almost the next thing that happens is that Xen jumps to
the Linux kernel - any chance that you've got a broken vmlinuz file? Try
copying the one from your intel machine, perhaps?

--
Mats
> 
> ian
> 
> Petersson, Mats wrote:
> >  
> >
> >   
> >> -----Original Message-----
> >> From: Ian Jones [mailto:ian.jones9901@xxxxxxxxxxx] 
> >> Sent: 27 February 2007 13:33
> >> To: Petersson, Mats
> >> Cc: xen-users@xxxxxxxxxxxxxxxxxxx
> >> Subject: Re: [Xen-users] xen kernel crashes athlon?
> >>
> >> Thanks for your reply. I tried this, and it now hangs during boot,
> >> whereas before it rebooted itself.
> >>     
> >
> > Yes, that's because the "noreboot" feature means "sit there 
> until the
> > operator of the machine presses the reset button" rather 
> than "reboot on
> > error". It's a useful thing for debugging startup-problems, 
> as it gives
> > you a chance to read the console output. 
> >   
> >> Which drivers might I be missing? Perhaps there is a missing 
> >> dependency...
> >>     
> >
> > Quite possibly. You may want to do lsmod on your system 
> running Linux
> > without Xen and see what's listed there, and compare that 
> to what you
> > find in /lib/modules/linux-2.x.y.z-xen/... Pay particular 
> attention to
> > things like file-system modules, SATA/IDE/SCSI modules - sound-card
> > drivers or such are unlikely to prevent the system from booting. 
> >
> > If you're not able to make sense of the above, the output 
> to the console
> > would be helpful. 
> >
> > The best way to capture the information is to connect a 
> serial-port of
> > the target-machine to a another machine, and add:
> > com1=115200,8n1 console=com1 sync_console
> > to the xen.gz line in your grub.conf file. 
> > Then use a serial capture application (minicomm, teraterm, 
> HyperTerminal
> > or whatever you have available) to log the output to a 
> file. Copy the
> > last dozen or so lines of the output to a reply to this mail. 
> >
> > The less pleasant method of achieving the same thing is to 
> type it in by
> > hand (and trying to not type it in wrong, as that may mislead the
> > helper...). 
> >
> > --
> > Mats
> >   
> 
> 
> 
> 



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