Re: NetBSD-9 GPT on disks smaller than 2TB

[David Brownlee <abs%absd.org@localhost>]

On Tue, 21 Apr 2020 at 10:58, Michael van Elst <mlelstv%serpens.de@localhost> wrote:
>
> cryintothebluesky%gmail.com@localhost (Sad Clouds) writes:
>
> >Hi, assuming I'm using a system that doesn't require UEFI and disks are
> >smaller than 2TB in size. Is there any advantage of using GPT vs the
> >old disklabel scheme? Also if I want to use a partition (not whole
> >disk) for ZFS, are there any weird interaction/restrictions with GPT?
>
> Advantage might be portability and the availability of partition names.
>
> For ZFS it's best to use whole disks (and multiple of these). If you
> want to use a partition, it doesn't really matter if it is a slice
> (with disklabel) or wedge (with GPT).

One issue - importing zpools from disklabel partitions does not Just
Work (wedges are OK). You have to create a new dev directory with just
the relevant device nodes). Only an issue if you need to import (eg
disks renumbered)

David