Re: [Qemu-devel] [qemu-devel][libvirt] Default machine type setting for ppc64

[Li Zhang]

On 2013年05月21日 17:25, Daniel P. Berrange wrote:
> On Tue, May 21, 2013 at 05:02:51PM +0800, Li Zhang wrote:
> > On 2013年05月21日 16:45, Peter Maydell wrote:
> > > On 21 May 2013 09:39, Daniel P. Berrange <address@hidden> wrote:
> > > > Libvirt has always had support for specifying what machine type to use.
> > > > This discussion is simply about what machine type to default to, if the
> > > > user hasn't explicitly asked for one.
> > > >
> > > > QEMU has the notion of a default machine for each target, and that is
> > > > what libvirt uses if the user hasn't specified a machine.  It is not
> > > > libvirt's job to override QEMU's notion of the default machine here,
> > > Agreed; thanks for the clarification.
> > >
> > > > so if the 'mac99' machine type isn't suitable as the default either
> > > > QEMU needs to change that for the ppc target, or the user needs to
> > > > explicitly specify their desired machine type.
> > > OK, that makes sense. So is the problem here just configuration
> > > or is it the next layer above libvirt not being configurable?
> > Currently, the next layer above libvirt is not configurable.
> > It is dependent on this default setting. Users also expect
> > to start one VM successfully by default.
> What is the application above libvirt you are using ? It clearly
> needs to be fixed if it is to use non-x86 archs successfully.

Sorry for replying late. The applications are openstack and ovirt.

Thanks.
-- Li

> Daniel