Re: [ANNOUNCE] Native Linux KVM tool

[Gleb Natapov <gleb@redhat.com>]

On Wed, Apr 06, 2011 at 10:59:45AM +0200, Markus Armbruster wrote:
> Anthony Liguori <anthony@codemonkey.ws> writes:
> 
> > On 04/03/2011 05:11 AM, Avi Kivity wrote:
> >> On 04/03/2011 12:59 PM, Pekka Enberg wrote:
> >>> Hi Avi,
> >>>
> >>> On Sun, Apr 3, 2011 at 11:23 AM, Avi Kivity<avi@redhat.com>  wrote:
> >>> >>  Note that this is a development prototype for the time being:
> >>> there's no
> >>> >>  networking support and no graphics support, amongst other missing
> >>> >>  essentials.
> >>> >
> >>> >  Mind posting a roadmap?  I would put smp support near the top.
> >>> This sort of
> >>> >  thing has to be designed in, otherwise you wind up with a big
> >>> lock like
> >>> >  qemu.
> >>>
> >>> What are the pain points with qemu at the moment?
> >>
> >> It's an ugly gooball.
> >
> > Because it solves a lot of very difficult problems.
> 
> And the solutions emerged / evolved over a long time.  Meanwhile, goals
> shifted.  It wasn't designed as user space for KVM, it got shoehorned
> into that role (successfully).
> 
> It has some solutions it should have left to other tools.  For instance,
> it shouldn't be in the network configuration business.
> 
> > You could drop all of the TCG support and it'd still be an ugly gooball.
> >
> > Supporting lots of different emulated hardware devices, live
> > migration, tons of different types of networking and image formats,
> > etc., all adds up over time.
> 
> It does.  Still, a fresh start could lead to a less ugly gooball.
> 
> >>> SMP, networking, and simpler guest to host communication from shell
> >>> are most interesting missing features for me.
> >>
> >> If it is to be more than a toy, then Windows (really generic guest)
> >> support, manageability, live migration, hotplug, etc. are all
> >> crucial.
> >
> > I concur that SMP is probably one of those features you need to start
> > with if you're designing something from scratch.
> 
> Certainly.  Another one that doesn't like retrofitting is security.
And migration :)

--
			Gleb.