[PVE-User] OpenBSD problems (freezing console, lots of time drift) on Proxmox 5.0

[Wolfgang Link]

The only workaround is to use serial terminal.
No vga option work.

> Alexandre DERUMIER <aderumier at odiso.com> hat am 22. September 2017 um 14:18 geschrieben:
>
>
> > interesting to note: after deactivating the system console on the
> > VGA/NoVNC and switching to a serial console the above phenomens are
> > fixed and the OpenBSD guest is running smoothly like with Proxmox VE
> > 4.4.
>
> could it be related to the change from cirrus to vga from the vga adapter ?
>
>
> ----- Mail original -----
> De: "Wolfgang Link" <w.link at proxmox.com>
> À: "proxmoxve" <pve-user at pve.proxmox.com>, "Alex Bihlmaier" <thalunil at kallisti.at>
> Envoyé: Vendredi 22 Septembre 2017 14:11:35
> Objet: Re: [PVE-User] OpenBSD problems (freezing console, lots of time drift) on Proxmox 5.0
>
> It looks like a kernel problem.
> Not sure what exactly is the problem, but every kernel(mainline and ubuntu) larger 4.10 will trigger this behavior on some HW.
> Debugging take some time.
> I will report the result in this forum thread.
>
> https://forum.proxmox.com/threads/openbsd-6-1-guest-h%C3%A4ngt.36903/#post-181872
>
> > Alex Bihlmaier <thalunil at kallisti.at> hat am 22. September 2017 um 13:29 geschrieben:
> >
> >
> > Hi - after upgrading several Proxmox setups from
> > version 4.4 to 5.0 (currently 5.0-31) i have problems
> > with VMs running OpenBSD (version 6.1).
> >
> > phenomens i encounter are:
> > * reboot / shutdown on the console is not working properly.
> > it results in a console freeze and 100% load on a single cpu core
> > * time sleep 1 should result in a total runtime of 1 second.
> > Actually on one host it gives me this:
> > "sleep 1 0.00s user 0.00s system 0% cpu 17.486 total"
> > * ntpd is unable to keep up with a local time drift (only on one
> > Intel i7 Host, another Xeon Proxmox host does not suffer from this
> > issue) and the guest clock is drifting more and more away from the
> > real clock
> >
> > interesting to note: after deactivating the system console on the
> > VGA/NoVNC and switching to a serial console the above phenomens are
> > fixed and the OpenBSD guest is running smoothly like with Proxmox VE
> > 4.4.
> >
> > switching from VGA system console to serial system console:
> >
> > /etc/boot.conf
> > set tty com0
> >
> >
> > Anyone with similar issue? Maybe time for a bug submission to the
> > developers.
> >
> >
> > cheers
> > Alex
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>
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