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Date: Thu, 24 Apr 2014 00:15:14 +0400
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Subject: Re: ZFS bug or feature
From: Andrey Fesenko <f0andrey@gmail.com>
To: Thomas Hoffmann <trh411@gmail.com>
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Cc: Tom Evans <tevans.uk@googlemail.com>,
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On Tue, Apr 22, 2014 at 9:31 PM, Thomas Hoffmann <trh411@gmail.com> wrote:
> In /boot/loader.conf:
> kern.geom.label.disk_ident.enable=0
>
> will disable the use of disk ids.
>
> -Tom

Yes it helped :)
I apologize for a small panic, then looked more closely again, and so
everything was more or less normal