System Administration Guide: Virtualization Using the Solaris Operating System

About Crash Dumps

Domain 0 and Hypervisor Crashes

On a running system, the hypervisor's memory is completely off-limits to dom0. If the hypervisor crashes, however, the resulting panic dump will generate a core file that provides a unified view of both xVM and dom0. In this core file, xVM appears as a Solaris kernel module named xpv. For example:

 > $c

The following applies to crash dumps:

How to Force a Crash Dump of a Guest

You can use the following command to force a crash dump of an OpenSolaris guest in the event of problems within the guest:

# virsh dump domain

The crash dump file created can be analyzed through /bin/mdb. The xvm user must be able to write to the location specified.