Re: [Qemu-devel] [PATCH 7/8] block: add witness argument to drive-reopen

[Paolo Bonzini]

Il 16/04/2012 23:55, Eric Blake ha scritto:
> > Do transient guests have persistent storage for them in /var while they
> > are running?
> 
> Yes - that's how libvirt tracks the pid of the qemu process that it
> should be re-attaching to on a libvirtd restart, as well as several
> other aspects (for example, the capabilities of the qemu binary running
> that pid, in case qemu has been upgraded in the meantime).  It's just
> that right now, the files that libvirt stores in /var are intended to be
> internal to libvirt, so management apps shouldn't be poking around in
> there, so much as having an interface to ask libvirt what state things
> are in.

Can libvirtd report the block-job-completed event to vdsm before the
transient-domain-died event?

Paolo