[CentOS] Upgrading CentOS from 7 to 8

José María Terry Jiménez
Wed, 29 Sep 2021 15:51:34 -0000

El 29/9/21 a las 15:24, Gesti? Servidors escribi?:
> Hi,
>
> I'm doing some tests of upgrading CentOS from 7 to 8 reading this
step-by-step guide:
https://netshopisp.medium.com/how-to-upgrade-linux-servecentos-7-to-centos-8-ec2db96a189b
>
> I'm trying this upgrade in a VM, so I can save "snapshots"
and restart in a past saved point. However, all my test ends wrong, exacly in
Step 4 when I run "rpm -e `rpm -q kernel`". Then, systems says that
some packages are kernel dependencies. After I remove that dependencies, I
can't remove kernel...
>
> Anybody has tested process upgrade from 7 to 8?
>
> Thanks.
>
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Me!, some worked, Others no. It's easier in machines without a GUI, but
failed without it also. A few got "upgraded". Unable to say why ones
worked and others no.