bhyve problem

[Warner Losh]

I wonder which kernel interface changed in an incompatible way...

Warner

On Mon, Aug 19, 2019, 1:05 AM Wojciech Puchar <wojtek at puchar.net> wrote:

> the problem was that i upgraded userland, compiled kernel but forgot to
> install kernel.
>
>
> On Sun, 18 Aug 2019, Rodney W. Grimes wrote:
>
> >> after updating system to
> >>
> >> FreeBSD puchar.net 11.3-PRERELEASE FreeBSD 11.3-PRERELEASE #2 r347617:
> Sat
> >> Jun  1 18:32:23 CEST 2019
> >> root at puchar.net:/h/backup1/src/sys/amd64/compile/puchar  amd64
> >>
> >> bhyve no longer works
> >>
> >> attempts to start VM that worked normally like
> >>
> >>   nice -n -20 /usr/sbin/bhyve -s 0,hostbridge -m 2048M -P -H -c 2 \
> >                                                               ^^^^
> > This is the topology, it looks fine.  Hummm...
> > You could try "-c cpus=2" but that should make no difference at all.
> >
> > Are you by any chance having syctl's for cpu topology set?
> > hw.vmm.topology.cores_per_package
> > hw.vmm.topology.threads_per_core
> >
> > Can you show me the output of:
> > sysctl -a hw.vmm.topology
> >
> >
> >> -s 7,fbuf,rfb=10.0.1.1:5902,password=2j74uo5 \
> >> -s
> 3,ahci-hd,/dev/label/Windows2-C.eli,hd:/dev/label/Windows2-U.eli,hd:/dev/label/Windows2-V.eli
> \
> >> -s 5,virtio-net,tap5,mac=08:00:27:b7:ca:0b \
> >> -s 30,virtio-rnd -s 31,lpc -U dc53b3f7-7eb0-11e7-b5b8-54ee7513f26b \
> >> -l bootrom,/usr/local/share/uefi-firmware/BHYVE_UEFI.fd -w windows2
> >> /usr/sbin/bhyvectl --destroy --vm=windows2
> >>
> >>
> >> results in
> >>
> >>   bhyve: vm_set_topology
> >
> > Humm.. you have 2 commands above, which one produced this error?
> > I think you actually only ran the first command which failed, and
> > you never actually ran the second command.
> >
> > If it is the first command that is failing can you do a
> > ls -lag /dev/vmm/windows2
> > BEFORE you run that command, I want to see if this might
> > be a reinit attempt.
> >
> >> on console
> >>
> >> and bhyve exits. no more messages. no VM.
> >>
> >> what's wrong?
> >
> > --
> > Rod Grimes
> rgrimes at freebsd.org
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> >
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