Re: bootcode update after zpool upgrade

From: Miroslav Lachman <>
Date: Thu, 24 Feb 2022 11:48:36 UTC
On 24/02/2022 10:43, Alexander Leidinger wrote:
> Quoting Miroslav Lachman <> (from Wed, 23 Feb 2022 

>> I am not sure what I should update. This machine is EFI boot only 
>> (this is the only one EFI machine we have).
>> Should I run:
>> gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 2 nvd0
>> gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 2 nvd1
> This is the bootcode zpool upgrade talks about.
>> Or should I update EFI partitions? (if so, then how?)
> The EFI partition contains the loader, not the bootcode.
> While we are at it, I'm still looking for the place where I can find 
> which features the bootcode supports. Not all features are supported for 
> a root pool.

Thank you for the clarification!

Kind regards
Miroslav Lachman