Date: Fri, 6 Jan 2023 14:13:04 -0500 From: mike tancsa <mike@sentex.net> To: John Doherty <bsdlists@jld3.net>, freebsd-fs <fs@freebsd.org> Subject: Re: ZFS: i/o error - all block copies unavailable Message-ID: <48b9848c-2e47-0d4b-f8b0-6a8ef7a7c982@sentex.net> In-Reply-To: <9DDC68E1-4321-45D9-831E-A73F70C66191@jld3.net> References: <9DDC68E1-4321-45D9-831E-A73F70C66191@jld3.net>
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On 1/6/2023 2:08 PM, John Doherty wrote: > Posting this to freebsd-fs because the problem appears to be related > to ZFS. > > I have a system running FreeBSD 12.3-RELEASE to which I have only > remote access (about 3,300 miles from where I am). > > This morning I ran "freebsd-update fetch" and "freebsd-update install" > on it. This was to get it up to date with 12.3 in preparation for a > further update to 13.1-RELEASE. > > I rebooted the machine after "freebsd-update install" and it doesn't > boot all the way. I connected to its IPMI and by recording the screen > while trying to boot it, I was able to capture error messages that > went by too fast to read otherwise: > > ZFS: i/o error - all block copies unavailable > ZFS: can't read MOS of pool zp0 > Is the disk controller's driver being loaded by the kernel ? What is the driver ? Is it possible that the disk order has been messed up and its trying to boot not from the boot pool, but from disks in zp0 and not trying zroot ? If you have ipmi, try and go into the BIOS and make sure the disk its trying to boot from first is indeed part of zroot ---Mike
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