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xen-ia64-devel
Re: [Xen-ia64-devel] Re: [Xen-devel] [PATCH 0/5][IA64][HVM] Windows cras
On Tue, Jan 23, 2007 at 08:00:40AM +0000, Keir Fraser wrote:
> >> It just seems a lot of plumbing for something not very useful, at least to
> >> users. You can dump memory via 'xm dump' after all if that's your goal (or
> >> will be able to when Isaku's patches go in). Would anyone else in the ai64
> >> community like to speak up for these patches?
> >
> > I think there is a big difference between 'xm dump' and a dump done by domU.
> > Detailed error analysis might be possible only with a dump taken via domU as
> > the dump analysis tools will work in most cases on the domU specific dump
> > format only.
> > Outside the Linux world :-) (e.g. in most UNIX flavors) crash dump analysis
> > is very useful!
> > I would strongly support Masaki's patches.
>
> If that's the aim then perhaps the xm command should be given a better name.
> 'xm os-init' is rather meaningless outside the context of physical INIT
> buttons on ia64 systems -- not a very generic concept to export to a VM
> management tool! Perhaps 'xm os-dump' with a guest-specific backend
> implementation in xend (default to fail with an error message).
I'd like to see a generic command that encompasses both os-init and
sysrq. We support sysrq 'b' but feel a bit silly having that command
name. Ideally we'd hide (but still support) 'xm sysrq' too.
regards
john
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