[PVE-User] EPYC ZEN gen1 migration success after installing amd64 microcode (FYI)
DERUMIER, Alexandre
alexandre.derumier at groupe-cyllene.com
Fri Sep 8 18:47:55 CEST 2023
Hi,
I known that amd have disable some buggy features in zen cpu recently.
I'm always using amd64-microde && intel-microcode on my proxmox
servers,
but maybe it could be great to install them by default in proxmox iso
installation?
Le vendredi 08 septembre 2023 à 15:44 +0200, Jan Vlach a écrit :
> Hi proxmox users,
>
> just a quick heads up:
>
> I have cluster with AMD EPYC 7551P 32-Core Processor (single socket)
> and AMD EPYC 7281 16-Core Processor (dual socket). Both are ZEN gen1.
>
> I’m running 8-node PVE7 with ZFS underneath.
>
> Without enabling 'non-free’ and installing amd64-microcode (& reboot)
> the migration completed successfully, but VM was frozen. No
> networking, no console.
>
> After installing amd64-microcode, live migration works fine both
> ways.
>
> This wasn’t obvious for me, so just FYI, maybe it saves some time for
> somebody :)
>
> JV
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