Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 5 Aug 2021 10:54:19 -0500
From:      Alan Somers <asomers@freebsd.org>
To:        David Chisnall <theraven@freebsd.org>
Cc:        Alan Somers <asomers@freebsd.org>, freebsd-current <freebsd-current@freebsd.org>
Subject:   Re: Building ZFS disk images
Message-ID:  <CAOtMX2iVLOpZ5WjQCWhmV5ysH%2BgAM-%2BH45GbiY7d16Sf8rU41Q@mail.gmail.com>
In-Reply-To: <8ab3d440-889e-25d4-71f9-e7ae2386daeb@FreeBSD.org>
References:  <16473d5f-1727-233a-7a95-a21c5b48b9ce@FreeBSD.org> <CAOtMX2hxj%2Bxehjk-5QoF4ao4z3Fs7ifxTjzRsQrXz7Z8g16eVw@mail.gmail.com> <8ab3d440-889e-25d4-71f9-e7ae2386daeb@FreeBSD.org>

next in thread | previous in thread | raw e-mail | index | archive | help
--00000000000041926505c8d1efca
Content-Type: text/plain; charset="UTF-8"

There's this:
https://openzfs.github.io/openzfs-docs/man/8/zpool-reguid.8.html .  I
haven't used it myself.

On Thu, Aug 5, 2021, 9:29 AM David Chisnall <theraven@freebsd.org> wrote:

> On 05/08/2021 13:53, Alan Somers wrote:
> > I don't know of any way to do it using the official release scripts
> > either. One problem is that every ZFS pool and file system is supposed
> > to have a unique GUID.  So any kind of ZFS release builder would need to
> > re-guid the pool on first boot.
>
> Is there a tool / command to do this?  I've hit this problem in the
> past: I have multiple FreeBSD VMs that are all created from the same
> template and if one dies I can't import its zpool into another because
> they have the same UUID.
>
> It doesn't matter for modern deployments where the VM is stateless and
> reimaged periodically but it's annoying for classic deployments where I
> have things I care about on the VM.
>
> David

--00000000000041926505c8d1efca--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?CAOtMX2iVLOpZ5WjQCWhmV5ysH%2BgAM-%2BH45GbiY7d16Sf8rU41Q>