FreeBSD/Xen suspend/resume

[Roger Pau Monné]

On Sat, Jan 19, 2019 at 05:00:56PM -0600, Matthew Grooms wrote:
> On 1/19/2019 4:59 AM, Uni Gaia wrote:
> > Does anyone know if suspend/resume works for a FreeBSD/Xen dom0 ? domU?
> 
> Hey Uni,
> 
> I'm not sure how many folks are subscribed to the xen@ mailing list. You may
> get a better answer here:
> 
> FreeBSD dom0 is based on the Xen PVH virtualization mode which has seen two
> major iterations. PVHv1 has been in the tree for some time. I can't remember
> when PVHv2 hit the tree but I'm pretty sure it supplanted v1. It might be in
> 12-RELEASE? Check the release notes. You probably want v2 as it's more
> feature complete. The port was done by Roger who, I believe, works for
> Cirtix Research. My point being that the port should be of very high quality
> and he/they probably want to hear if something isn't working with PVHv2.If
> I'm misrepresented anything, hopefully he'll chime in here.

Thanks for the detailed description! PVHv1 was more similar to classic
PV, while PVHv2 is more similar to HVM.

PVHv1 support has been removed from upstream Xen since 4.10 IIRC, so I
would strongly recommend to use PVHv2. In fact that's the only way to
use the 4.11 Xen packages in the ports tree.

Roger.