Re: xenbackendd error

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Thu, Oct 27, 2011 at 10:42:14AM +0200, Bruno Gruel wrote:
> Re,
> 
> I ha ve some new error message :
> 
> At te third xm shutdown i have this :
> xenbus: can't get state for backend/vbd/3/51712

probably harmless

> but the server don't reboot.
> 
> After create the Fourth VM the server crash..
> 
> I add this to my rc.conf
> 
> savecore=YES
> savecore_flags="-N /netbsd-XEN3_DOM0 -z"
> savecore_dir="/var/crash"
> 
> And pass ddb.onpanic?=0 to 1 in sysctl.conf file
> 
> During the server boot i got this :
> Oct 27 12:14:27  savecore: can't find device 3855/594455

strange. What do you have in fstab, and how big is your swap partition ?

> 
> And after the crash i don't have any core dump on /var/crash. But i
> got some  kernel dump on sreen during the crash , but time is too
> short before the reboot.

It didn't drop to ddb ? strange, or maybe it's not the dom0 kernel
which crashing but the hypervisor ...

If you run
sysctl ddb.onpanic
what does it print ?

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--