Re: protect generations

[Efraim Flashner <efraim@flashner.co.il>]

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> 
> For example, let consider this scenario:
> 
>   guix package --install list of packages # (1)
>   guix package -i other ones -r some # (2)
>   guix package --upgrade # (3)
>   guix package -i again -r bye bye # (4)
>   guix package --roll-back # (5)
>   guix package -i kikoo # (6)
> etc.
> 
> Now, the profile at the generation (6) is fine and you want to garbage
> collect all the previous generations. But you know that the generation
> (2) was ok. To my knowledge, it is not easy to GC the generations 1,
> 3, 4, 5 without collecting the 2.
> 

In this scenario you can run 'guix gc --delete-generations=1,3,4,5'


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