Boot single user. Zfs won't import and you can do what you need.

Warner

On Sun, Apr 12, 2020, 8:37 AM Stefan Bethke <[email protected]> wrote:

> I have a server I don't have physical access to right now, which has a
> broken SATA disk that produces mostly errors (but not entirely).
>
> The disk has two partitions that are part of a zpool each. I can't bring
> the system up with this disk being online, because ZFS is trying its
> darndest to use it.
>
> I already renamed the GPT partitions in the hope that ZFS would not find
> them anymore, but it does.
>
> I can't gpart destroy -f ada1 because "device busy".
>
> Is there a way, ideally in the loader, to tell the kernel to ignore ada1
> and/or ahcich5? Or can I force ZFS some other way to ignore the disk? I do
> have a spare disk I can use to replace the failed one, but I can't get the
> machine into a state where I could even issue the zpool replace command.
>
>
> Stefan
>
> --
> Stefan Bethke <[email protected]>   Fon +49 151 14070811
>
>
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