[CentOS-virt] Xen-kernel: Update to 4.14 or 4.19?

Thu Mar 7 18:30:33 UTC 2019
Akemi Yagi <amyagi at gmail.com>

On Thu, Mar 7, 2019 at 9:42 AM George Dunlap <dunlapg at umich.edu> wrote:
>
> Hey all,
>
> We've been on 4.9 for some time now, and while it's still supported, I
> think it's time to start thinking about upgrading, and I'd like input
> from the community about which version to move up to.
>
> 4.19 has been out for almost 5 months now.  It will include PVH domU
> support, and PVH dom0 support in what _is believed_ to be the final
> form; so when the Virt SIG moves to a version of Xen that supports PVH
> dom0, the kernel will already be in place with no need to upgrade.
>
> The other option would be to move to 4.14: Probably more stable (as
> it's been out for over a year now), but doesn't have either PVH domU
> or PVH dom0 support.
>
> I'd suggest 4.19. Any other opinions?
>
>  -George

You may also want to consider each version's EOL:

4.9   Jan, 2023
4.14   Jan, 2020
4.19   Dec, 2020

Akemi