Can't you make the kvm run the console as a "serial" and then telnet or something to get that serial output from the guest?
2014-11-11 22:12 GMT+01:00 Nikos Skalkotos <skalk...@gmail.com>: > Hello, > > Is there a way to output the rescue disk console on a serial port? It > will help for the copy-paste because I don't have physical access to > the server I'm running the VM's and I'm using VNC to grab the console. > > > On 11 November 2014 22:21, Philip Guenther <guent...@gmail.com> wrote: > > On Tue, Nov 11, 2014 at 5:43 AM, Nikos Skalkotos <skalk...@grnet.gr> > wrote: > >> I have a kernel page fault in OpenBSD 5.6 100% reproducible (I think I > >> can reproduce it in older versions too). > >> > >> I've created an OpenBSD installation in Linux through kvm on a 1GB hard > >> disk with just a root partition (a), by booting the install56.iso cdrom > >> with a command like this: > >> > >> kvm -smp 1 -m 2048 -boot d -drive \ > >> file=/dev/images/openbsd-5.6,format=raw,cache=none,if=virtio -cdrom > >> /tmp/install56.iso -vnc :0 > >> > >> The system boots fine with a command like this: > >> kvm -m 2048 -drive > file=/dev/images/openbsd,format=raw,cache=none,if=virtio > >> > >> If I then copy it into a 100GB volume: > >> dd if=/dev/images/openbsd of=/dev/images/tmp1 bs=4M > >> > >> And try to boot it, it still boots fine. I then boot into the VM's > >> rescue disk: > > ... > >> Fix the MBR to use the entire disk: > >> # fdisk -i wd0 > >> > >> And change the disklabel: > >> > >> disklabel -E sd0 > > ... > > > > To make it easier to analyze and reproduce this, can you provide the > > output of fdisk and disklabel both before changing anything and then > > again afterwards? > > > > Hmm, and how about the output of > > dumpfs /dev/rsd0a | head -23 > > before and after too? > > > > > > Philip Guenther > > -- May the most significant bit of your life be positive.
