On Tue, Jul 20, 2010 at 03:27:47AM -0500, Mark Chaney wrote:
> I am running Xen 3.4.3 on CentOS 5.5 x86_64, with kernel
> 2.6.18-194.8.1.el5xen. My fully virtualized guest (HVM) is running Debian 5
> with kernel 2.6.33 x86_64. The debian guest had been running for over 10 days
> with no issues until i rebooted it. Now every time i try to start up the
> guest, the entire dom0 crashes and reboots. Whats odd is that I have a very
> similar debian guest (used the same appliance iso) running on another dom0
> that is not having these same issues. They are at two different locations, so
> I cant easily test the troublesome guest on a different dom0 and vice versa.
> This last time i tried to start the guest it seemed to go almost through the
> boot processes, but then suddenly rebooted the guest and it got all the way
> to the starting firewall part before it crashed the dom0.
>
> Below if the guests cfg if it helps:
>
> name = "mailcleaner_ent_mx2"
> maxmem = 4096
> memory = 1024
> vcpus = 2
> builder = "hvm"
> kernel = "/usr/lib/xen/boot/hvmloader"
> boot = "c"
> pae = 1
> acpi = 1
> apic = 1
> localtime = 0
> on_poweroff = "destroy"
> on_reboot = "restart"
> on_crash = "restart"
> device_model = "/usr/lib64/xen/bin/qemu-dm"
> vfb = [ "type=vnc,vncunused=1,keymap=en-us" ]
> disk = [ "phy:/dev/VolGroup00/mailcleaner_ent_mx2,hda,w", ",hdc:cdrom,r" ]
> vif = [ "mac=00:16:36:47:cc:e3,bridge=eth0,script=vif-bridge,vifname=vif-1.0"
> ]
> parallel = "none"
> serial = "pty"
>
>
> Any ideas on what I should be looking for? I really need to get this guest
> back up ASAP as its the secondary mx mail server that im testing and it has
> some email on it already that I need to deliver to my test accounts.
>
Did you change something in the guest when it started crashing? Or something in
the dom0?
Are you sure your hardware is OK ?
A guest should never crash host/hypervisor/dom0..
-- Pasi
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