grub

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    Default Partitioning Question

    When Proxmox is installed via the installer (UEFI with GRUB / secure boot) it creates three partitions by default. sda1 1007K Bios Parition sda2 512M EFI Parition sda3 Parition for the main data Is there a particular reason that proxmox only has a single joined EFI/Boot partition instead of...
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    installation stuck in GRUB

    Hi all. I'm new to Proxmox and I wanted to install it on my old DELL T610 server before installing it on one of my production environment servers (DELL T140). I followed the instructions on https://pve.proxmox.com/wiki/Prepare_Installation_Media to setup the USB, but as I booted from it, it got...
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    IOMMU: difference between "/etc/kernel/cmdline" and "/etc/default/grub"

    I had a roadblock today and figured it out, but I want to understand the difference. I configured now three systems with iommu and pci-passthrough. Everytime appending intel_iommu=on at /etc/kernel/cmdline was enough. Those were on a: ASUS Prime Z590-P MSI MEG Z590 ACE ASUS B450M-K II MSI MEG...
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    Rebooted Proxmox and getting grub screen with no information

    Need help, new to proxmox as of about a week ago. Everything was good, was working for the last few hours to set up an ubuntu VM with a Cloudflare tunnel and Nextcloud. Converted my VM to a template, full cloned that template to a new VM. Before starting that VM I decided to restart my Proxmox...
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    replace failed disk (raid 1)

    I'm struggling with a replaced disk. Last time I had already issues doing this: https://forum.proxmox.com/threads/proxmox-boot-tool-status-shows-one-entry-in-raid1-system.136689/#post-610056 unfortunately this time again. One of the disks failed and I looked into the docs, the last forum post...
  6. S

    Help switching to proxmox-boot-tool

    Hi all, I am looking for some help moving to proxmox-boot-tool now finally, after upgrading my system from 6 to 7 and now 8 over the past week (oops). The system is using root on ZFS (mirrored pair of SSDs) and booting via legacy BIOS (I am pretty sure I have the motherboard set to BIOS boot...
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    [SOLVED] Unable to install PVE from Debian 12 via official tutorial

    Hi, I recently tried to reinstall the whole PVE system. After following the tutorial step by step, I always failed after installing the Proxmox VE kernel. Everytime I did systemctl reboot after that, it always stuck on grub command line. And when I ran linux /boot/vmlinuz-6.5.11-7-pve...
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    Grub Rescue

    Hello. I need some help. After a failed disk of my proxmox installation, I managed to clone the disk to a new one, but unfortunately I can't boot. I am stuck at the grub rescue. I tried the proxmox grub rescue guide but when I try to mount the boot directory, In order to chroot the installation...
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    [SOLVED] Move boot partition ZFS USB

    Hello, What i am trying to achieve is this: I have a hp raid card (p420i) that does not allow booting from itself while in HBA mode, therefore i decided, i could try to move the boot partition to a usb drive and have all the drives directly in proxmox with zfs. However i am not sure if i am...
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    proxmox-boot-tool status shows one entry in raid1 system

    One of my disks (raid 1) had to be replaced. Following the docs, I could make the new disk work. A host system reboot also works BUT when I execute proxmox-boot-tool status, I get the following: proxmox-boot-tool status Re-executing '/usr/sbin/proxmox-boot-tool' in new private mount namespace...
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    IOMMU Issues

    Hello! Ive been trying go get IOMMU Groups and PCI-E pass through, mainly GPU, to properly work for quite a while on my new server hardware, my DMAR output looks like this. Thank you in advance and sorry for the long post, this has been a multiweek and multi-reinstall battle I haven't been...
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    How to boot Proxmox PVE from degraded ZFS-RAID10 / grub rescue

    Hello, we are using a old, mostly unused Proxmox server (HP ProLiant DL160 Gen8) as backup/fail-safe Hypervisor for our infrastructure production VMs. I boot up that server ever week and clone the storage of those VMs via "zfs send" to it. Now it seems that one disk is broken and it does not...
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    [SOLVED] Proxmox uses GRUB instead of UEFI bootloader on UEFI compatible system

    Greetings! As far as I know disabling CSM should lead to installation in UEFI mode, yet I am still seeing GRUB during boot. What's weird, that efibootmgr -v reports that Proxmox were booted in UEFI mode. root@atlantis:~# efibootmgr -v BootCurrent: 000C Timeout: 1 seconds BootOrder: 000C,0001...
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    Changed Network Interfaces and Broke Host?

    I'm really hoping I haven't destroyed my data with this screwup...Specs for the system are: Ryzen 7 3700x Asrock b550m-c 32gb ddr4-3200 LSI 9211-8i with IT firmware Intel X540-T2 -> This is the NIC i was trying to add before all of this went downhill Proxmox installed on 2 raidz1 1TB ssds...
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    best approach to set mitigations=off cluster wide?

    I use around 80% of the nodes in the cluster as a compute grid, i can freely disable the mitigation on them and gain some performance, what is the best approach? can it be done to a group of nodes (like based on name pattern) or it must be done one by one in grub ? do i need to do something...
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    [SOLVED] Proxmox boot issue

    Hello everyone, I had installed a new LSI 9207-8e a couple days ago and everything was pretty good. A number of reboots were done since the hardware install. The plan was to eventually pass it through to a VM. I had done some reading and found many saying that I should add...
  17. N

    invalid arch-independent ELF magic

    Hello, Any one know how to solve this ?
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    Error Message "Booting from hard disk... error: no such partition.

    I encountered this error while working with Proxmox and Ubuntu VM. Whenever I attempt to start my Ubuntu VM, I receive the following error message: "Booting from hard disk... error: no such partition. Entering rescue mode... grub rescue>" This issue started occurring after I attempted to...
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    Migrating PVE server from grub (legacy BIOS mode) to UEFI

    hi, i have a proxmox server installed years ago and upgraded from 4.x up to 7.3 currently. the server was installed in legacy bios mode. firmware upgrades are not supported in this mode, so i would like to migrate to uefi. it is a single node installation (home server) with a couple of VMs on...
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    grub rescue after installation

    Hi, today i tried to update my pbs. Without thinking i rebooted the server and for some reason something went wrong with grub and it always booted in grub rescue. After a few hours fixing it (didnt work) i decided to reinstall the whole pbs and loose all my backups. But for some reason its...

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