[CentOS] [EXT] c9s: CPU ISA level lower than required

Mon Feb 7 15:20:10 UTC 2022
Peter Georg <peter.georg at physik.uni-regensburg.de>

On 07/02/2022 16.01, Alessio wrote:
> Hello.
> I had a CentOS Stream 9 installation in a KVM VM.
> Today a "dnf upgrade" lead to an unusable system: dnf, rpm commands
> complain that "glibc cpu does not support x86-64-v2" or "CPU ISA level
> is lower than required".
> The updates leading to this state seem to be: python3 3.9.10-1, glibc
> 2.34-21, rpm
> What happened?

glibc-2.34-20 includes a fix to more reliable detect CPU compatibility. 
See Bug https://bugzilla.redhat.com/show_bug.cgi?id=2040657

Does your CPU support x86-64-v2?

CentOS Stream for AMD and Intel 64-bit architectures requires at least 
x86-64-v2. See [1] for some background.


> Thanks,
> A.
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