Date: Thu, 2 Nov 2023 12:36:51 -0400 From: mike tancsa <mike@sentex.net> To: FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org> Subject: Re: RELENG_13 to 14 upgrade fail (resolved) Message-ID: <82e3580d-3d25-4cfc-8b18-e54a1fddbf12@sentex.net> In-Reply-To: <0c19b8a6-119c-4f5d-af26-d625afc7afec@sentex.net> References: <0c19b8a6-119c-4f5d-af26-d625afc7afec@sentex.net>
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On 11/2/2023 12:28 PM, mike tancsa wrote: > On one of my VMs that I upgraded from RELENG_13 to RELENG_14, I forgot > to update the boot loader so now at bootup, I have > ZFS: unsupported feature: com.klarasystems:vdev_zaps_v2 > > Can't find /boot/zfsloader > > What is the best way to recover from this ? Its a raw vm image. gpart > is p1=freebsd-boot, p2=freebsd-swap,p3=freebsd-zfs > > I was thinking perhaps start up a second vm thats RELENG_14, mdconfig > the image, and then what do I need to do ? Just > > gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 md0 ? > > A little easier than I though. I just grabbed the 2 files from a RELENG_14 image and put them in /tmp on my nfs server where the raw vm image is. Then mdconfig -f problem-vm-image.raw gpart bootcode -b /tmp/pmbr -p /tmp/gptzfsboot -i 1 md0 mdconfig -d -u 0 and its up and running again ---Mike
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