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 4.16.1.3-10
>
> 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.
[1]:
https://developers.redhat.com/blog/2021/01/05/building-red-hat-enterprise-linux-9-for-the-x86-64-v2-microarchitecture-level#architectural_considerations_for_rhel_9
> Thanks,
> A.
>
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