Proxmox boot options

technewbie

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Sep 19, 2021
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Hi everyone,

I'm using PVE7 on my workstation and I don't know which boot option Proxmox is using ?

GRUB or Systemd ?

How can I check which boot option is being used at the moment ? Because I'm trying PCIE passthrough and don't know which configuration file to edit.

Also can I change the boot option from GRUB to Systemd or vice versa ? and Is there a benefit for changing the boot option ?

Thanks
 
Hi everyone,

I'm using PVE7 on my workstation and I don't know which boot option Proxmox is using ?

GRUB or Systemd ?

How can I check which boot option is being used at the moment ? Because I'm trying PCIE passthrough and don't know which configuration file to edit.

Also can I change the boot option from GRUB to Systemd or vice versa ? and Is there a benefit for changing the boot option ?

Thanks
Hi,
I am afraid you're mixing things up here, GRUB and systemd have a completely different purpose/functionality.
GRUB is a boot loader https://en.wikipedia.org/wiki/GNU_GRUB, while systemd is an init system https://en.wikipedia.org/wiki/Systemd
Proxmox VE uses Grub as bootloader and systemd as the init system.

If you want to perform PCI-E passthrough see this wiki article here https://pve.proxmox.com/wiki/PCI(e)_Passthrough
 
Maybe this from the wiki is useful to you:

2. Check which bootloader is used​

See the reference documentation section about how to find out which boot-loader is being used in your system.

If you use ZFS on root and the command ls /sys/firmware/efi outputs "No such file or directory", the chances are high that you boot from GRUB and thus would benefit from switching to proxmox-boot-tool, using the steps in this how-to.
 
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