GNU bug report logs - #32944
Optionally copy kernel to specified directory

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From: Ricardo Wurmus <ricardo.wurmus <at> mdc-berlin.de>
To: Simon Tournier <zimon.toutoune <at> gmail.com>
Cc: 32944 <at> debbugs.gnu.org
Subject: bug#32944: [ext] Re: bug#32944: Optionally copy kernel to specified directory
Date: Thu, 19 Jun 2025 09:35:58 +0200

Hi Simon,

> What is the status of this old bug
>
>     https://issues.guix.gnu.org/issue/32944

Unchanged.

> Currently, the kernel and the initrd are stored somewhere in 
> /gnu/store
> and the GRUB configuration is generated to point to these things
> directly.  This means that the disk containing /gnu/store must 
> be
> readable in GRUB.  This is not always the case.
>
> Consider the case where /gnu/store should be hosted on an 
> external
> storage array connected redundantly via HBAs.  The disks might 
> not be
> visible in GRUB and only become available once Linux has booted.
>
> This could be made to work by adding an option to “guix system
> reconfigure” to copy all things that are needed for starting 
> Linux
> (e.g. the kernel, the initrd, …), and then mount /gnu/store from 
> the
> specified location once Linux is up.

This is still a deployment that Guix does not support.  Arguably, 
it should.

-- 
Ricardo

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