On Sun, Dec 10, 2023 at 03:16:22PM -0600, Robert B. Carleton wrote:
> Mike Larkin <mlar...@nested.page> writes:
>
> > On Sun, Dec 10, 2023 at 01:03:27PM -0600, Robert B. Carleton wrote:
> >> I have a number virtual machines, and I've noticed that they power off
> >> instead of rebooting when using "shutdown -r now" on the guest. This is
> >> the general form for a configuration in the /etc/vm.conf:
> >>
> >> vm "batch2" {
> >> memory 2G
> >> enable
> >> cdrom /home/ISO/OpenBSD/7.4/install74.iso
> >> disk /home/vm/batch2/disk0.qcow2
> >> boot device disk
> >> interface { switch "int_switch" }
> >> interface { switch "ext_switch" }
> >> }
> >>
> >
> > I've not heard of anyone else having reboot vs shutdown issues recently.
> > I just did a shutdown -r now on my local machine and it works here:
> >
> > --------
> > -vmmtech- /var/www/logs# shutdown -r now
> > Shutdown NOW!
> > shutdown: [pid 95485]
> >
> > *** FINAL System shutdown message from root ***
> > System going down IMMEDIATELY
> >
> >
> > -vmmtech- /var/www/logs#
> > System shutdown time has arrived
> >
> > -vmmtech- /var/www/logs# syncing disks... done
> > vmmci0: powerdown
> > rebooting...
> >
> >
> >
> > Using drive 0, partition 3.
> > Loading......
> > probing: pc0 com0 mem[638K 3838M 256M a20=on]
> > disk: hd0+
> >>> OpenBSD/amd64 BOOT 3.65
> > \
> > com0: 115200 baud
> > switching console to com0
> >>> OpenBSD/amd64 BOOT 3.65
> > boot>
> > ---------
> >
> >> I also tried running vmd from the command line with "-d -vv". Here's the
> >> end of the logging when I tried to reboot the guest:
> >>
> >> vm/batch2: vcpu_exit_eptviolation: fault already handled
> >> vm/batch2: vcpu_exit_eptviolation: fault already handled
> >> vm/batch2: vcpu_exit_eptviolation: fault already handled
> >> vm/batch2: vmmci_ack: vm 7 requested shutdown
> >> vm/batch2: virtio_shutdown: waiting on device pid 35337
> >> vm/batch2: virtio_dispatch_dev: pipe dead (EV_READ)
> >> vm/batch2: virtio_shutdown: device for pid 35337 is stopped
> >> vm/batch2: virtio_shutdown: waiting on device pid 64912
> >> vm/batch2: virtio_shutdown: device for pid 64912 is stopped
> >> vm/batch2: virtio_shutdown: waiting on device pid 34607
> >> vm/batch2: virtio_shutdown: device for pid 34607 is stopped
> >> vmm: vmm_sighdlr: handling signal 20
> >> vmm: vmm_sighdlr: terminated vm batch2 (id 1)
> >> vmm: vm_remove: vmm vmm_sighdlr removing vm 1 from running config
> >> vmm: vm_stop: vmm vmm_sighdlr stopping vm 1
> >> vmd: vm_stop: vmd vmd_dispatch_vmm stopping vm 1
> >>
> >> The three "vcpu_exit_eptviolation: fault already handled" lines seemed
> >> to happen continuously during run time for the guest.
> >
> > harmless
> >
> >>
> >> Is there some kind of configuration that I'm missing? I read the vmctl,
> >> and vm.conf man pages. I also looked at the examples in
> >> /etc/examples. Nothing stood out, so far.
> >>
> >> I'm running OpenBSD 7.4 on the hypervisor and guests. Any suggestions?
> >>
> >> PS: Overall, using vmm has been a good experience. I'm pretty happy with
> >> it.
> >>
> >
> > amd64 guest or i386?
>
> The guests are amd64. Here's a transcript, including a pause to allow
> the boot reordering to finish:
>
> === start transcript ===
> athena$ doas vmctl start batch2
> vmctl: started vm 1 successfully, tty /dev/ttyp2
> athena$ doas vmctl console batch2
> Connected to /dev/ttyp2 (speed 115200)
>
>
> OpenBSD/amd64 (batch2.rbcarleton.net) (tty00)
>
> login: root
> Password:
> Last login: Sun Dec 10 14:58:05 on tty00
> OpenBSD 7.4 (GENERIC) #2: Fri Dec 8 15:38:40 MST 2023
>
> Welcome to OpenBSD: The proactively secure Unix-like operating system.
>
> Please use the sendbug(1) utility to report bugs in the system.
> Before reporting a bug, please try to reproduce it with the latest
> version of the code. With bug reports, please try to ensure that
> enough information to reproduce the problem is enclosed, and if a
> known fix for it exists, include that as well.
>
> You have mail.
> batch2# shutdown -r now
> Shutdown NOW!
> shutdown: [pid 47954]
>
> *** FINAL System shutdown message from r...@batch2.rbcarleton.net ***
> System going down IMMEDIATELY
>
>
> batch2#
> System shutdown time has arrived
>
> batch2# syncing disks... done
> vmmci0: powerdown
> rebooting...
>
> [EOT]
> athena$
> === end transcript ===
>
> A note I'll add is that I don't recall getting the EOT at the end of the
> transcript
> until I hit the enter key.
>
I don't think it will matter much but can you send a host dmesg? Either reply
here or use sendbug.
