[Crash-utility] how to generate xen hypervisor core though kdump or other way?

[Daniel Kiper]

Hi,

> My server is Suse Linux SLES11 sp2 verison ,
>
> HjCloud:~ # uname -a
> Linux HjCloud 3.0.38-0.5-xen #1 SMP Fri Aug 3 09:02:17 UTC 2012 (358029e) x86_64 x86_64 x86_64 > GNU/Linux
>
> I know to get dom0 kdump core by "echo c >/proc/sysrq-trigger ",
>
> but don't know how to get xen hypervisor core, then how to analysis
> the hypervisor core by Crash software.
>
> Can you help me?

Does it work? If yes then /proc/vmcore
contains proper memory image with
Xen dump. Just get copy of it,
get xen-syms (or something like that;
I do not know how it is called in SLES)
and pass them to crash tool. That is it.

Daniel