Re: [Xen-users] Dom0 for FreeBSD or Illumos

[Miles Fidelman <mfidelman@xxxxxxxxxxxxxxxx>]

Gordan Bobic wrote:
> On 07/23/2014 04:31 PM, Miles Fidelman wrote:
>
> > > > Does that imply that it might not run pure PV?
> > > Yes, it won't run as pure PV, the FreeBSD port I've been working on is
> > > PVH only. IMHO working on pure PV support now is quite useless, it
> > > performs worse and requires a lot more of code/hacks in the OS, which
> > > makes it hard to maintain in the long run.
> > >
> > > That doesn't mean you cannot create pure PV guests from a PVH Dom0,
> > > that's fully supported and working fine.
> > That doesn't help me. I'm looking at a few older machines that still
> > have plenty of life in them.  If I had all newer hardware, then the
> > hypervisor universe gets considerably larger.
> There was once I time when I would have agreed with the sentiment of 
> getting more life out of older hardware but that time is long gone. 
> The only sane way to look at that equation is by putting a value (some 
> non-0 value) on your own time. Once you look at this sort of thing 
> through the idea that your time isn't worthless, getting more life out 
> of older hardware rapidly becomes a false economy, even before you 
> look at secondary benefits such as reduced heat, improved performance 
> or more convenient form factors.
Well - there is that.  In which case, I'd probably lay out $3500, 
replace our two older servers, and run SmartOS on all of them, with 
Zones and KVM for virtualization.
Cheers,

Miles


--
In theory, there is no difference between theory and practice.
In practice, there is.   .... Yogi Berra


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