Fixing promox lockups

My proxmox 6 test install locked up every day or two. Here is the fix. This in particular seems to apply to common hardware on Hetzner servers.

In /etc/default/grub, update this line :

GRUB_CMDLINE_LINUX_DEFAULT="consoleblank=0 intel_idle.max_cstate=1"

Reboot and you should find your server stable.

Read more on the proxmox forum at

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