Re: removing GELI from a zfs-on-root system

From: void <void_at_f-m.fm>
Date: Sun, 29 Jun 2025 14:48:48 UTC
On Sun, Jun 29, 2025 at 08:26:59AM -0600, Alan Somers wrote:
>On Sun, Jun 29, 2025 at 8:13 AM void <void@f-m.fm> wrote:
>
>> Hi,
>>
>> I'd like to remove the GELI prompt/functionality from
>> a root-on-zfs system. How can I do this without re-initialising
>> the whole system? It's not a redundant array - it's just one disk.
>>
>> There are some methods turning up in a search, but from years ago,
>> and zfs is a fast-moving target. They're all using redundant
>> arrays in their examples.
>>
>> What I'm after is the latest approved/proper method to remove GELI
>> from the booted, unlocked, single-disk zfs system. Is this possible
>> in-situ?
>
>
>Nope.  One way or another you will need to copy the entire disk.  You can't
>just remove the encryption sector-by-sector.

Oh well :D thanks for the clarification
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