Re: (unknown)

[christos%astron.com@localhost (Christos Zoulas)]

In article <20200203222136.0D32512C47%chopper.goathill.org@localhost>,
MLH <mlh%goathill.org@localhost> wrote:
>MLH wrote:
>> Right now I temporarily gave up on getting NetBSD to recognise both
>> wd2 and wd3. Either one or both go missing when I reboot now.
>> 
>> I thought I would go back to just trying to boot from a gpt wedge
>> and give up on raid but I can't even get wedges set up. I can
>> completely delete and respecify the gpt partition but I can't find
>> a way to delete what the kernel thinks the wedges are. When I try
>> to dkctl deletewedge or dkctl -u dk2, the system says it is busy.
>> I supposedly deleted the raid volumes, etc. as they don't show up
>> but something still is preventing the deletion of the wedges. Even
>> after a reboot.
>> 
>> I just decided to zero a large part of wd2 (again, for about 24
>> hours) and see what happens.
>
>So does anyone know how to get rid of the kernel's idea of what
>the wedges is? Every time I try, even after zeroing the drive over
>a TB into it and rebooting multiple times after deleting the gpt
>partitioning, etc. The kernel still says it is busy and won't allow
>me to delete wedges.

To play with wedges you can use dkctl. To delete a gpt partition you
need to zero the beginning and the end of the disk (since there is
a copy of the gpt label at the end), or use 'gpt destroy'.

christos