Thanks very much for the link and your reply.
Yes, glibc and other core parts set with specific cpu flags is precisely
what I feared.
I suppose it's over to debian or prep the old box for recycling.
Best regards.
On Mon, Sep 5, 2022 at 11:07 AM Fabian Arrotin <arrfab@xxxxxxxxxx> wrote:
> On 05/09/2022 16:15, Mike wrote:
> > Hello All,
> >
> > RHEL9 deprecated version 1 x86_64 cpus. My old testbench HP workstation
> > has such a version 1 cpu. I've tested install of Rocky Linux 9 and
> > CentOS9Stream but no go upon reboot after install -- kernel panic.
> >
> > Is there a way to recompile the kernel to handle the legacy cpu after
> > install -- via some other live cd, perhaps?
> >
> > Due to the fact I can't reboot after install, I'm not able to build a
> > kernel using the following:
> > https://wiki.centos.org/HowTos/Custom_Kernel
> >
> > Sidenote: I'd also like to include support for btrfs too, but first
> things
> > first.
> >
> > Thank you.
>
> To keep a long story short : don't even try :)
>
> Worth reading :
>
> https://developers.redhat.com/blog/2021/01/05/building-red-hat-enterprise-linux-9-for-the-x86-64-v2-microarchitecture-level
>
> So it's not only kernel but the whole userland and glibc (and others)
> that would need to be recompiled, so basically rebuilding the whole
> distro ...
>
> --
> Fabian Arrotin
> The CentOS Project | https://www.centos.org
> gpg key: 17F3B7A1 | twitter: @arrfab
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