Re: [Xen-devel] dumping a domain's core

[Kip Macy <kmacy@xxxxxxxxxxx>]

>
> Right now, the only way to do this is rather grim -- see the auto
> reboot stuff in xc_dom_create. It polls get_domain_info once a
> second.

Hmm. I guess that could work.
>
> In the 1.3 tree, if you've got the pages mapped into domain 0
> they won't go straight back on the free list when the domain dies
> (as they're referenced counted). You can then write out a core
> dump.

I was hoping that I could map them in on demand. I guess there isn't
any good reason why DOM0 shouldn't have access to everyone's memory
all the time.

>
> Also, you might want to check out Alex's PDB stuff which is now
> in the 1.3 tree. It should enable you to insert breakpoints into
> the other domain.

I'll take a look at that. However, I will need the core dump
functionality in the near future.

Thanks.


                        -Kip


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