grub rescue

  1. Proxmox Stuck on Boot after passthrough

    Hi everyone, I have my PROXMOX server installed on a intel nuc10i5 8gb ram and two ssds On one Home assistant VM, pihole in a CT and in the second ssd a Ubuntu VM with zoenminder. I tried to passthrough the GPU but when i restarted proxmox, now it's stuck whitout GUI and terminal. Here two...
  2. [SOLVED] grub prompt on boot up

    Hello, community! I am in trouble. And at the mercy of some smart people in this forum. Here is the situation: Server was working fine Monday morning. 2h later - everything dead. Connected a monitor to the server and was greeted by the grub rescure prompt. "Error: attempt to read or write...
  3. Proxmox VE randomly not booting/responding

    Hey guys, I could really use some fresh thoughts on this. I have a Proxmox VE server running on an intel machine in a data center where I have no access to the console screen. This server has been running great for about a year and has randomly stopped responding. Before the hard disk was...
  4. Using dd to clone a Proxmox main/boot disk

    I want to move Proxmox Virtual Environment 5.4-13 from a hard disk to a slightly larger SSD. I tried booting into a live cd and using dd to copy the entire disk / block device to the other disk. dd if=/dev/sda of=/dev/sdb bs=64M This seems to work okay. All the partitions enumerate correctly...
  5. Cloning PVE 6.1-2 From One Disk to Another

    New to Linux so forgive my ignorance about anything. Hoping to switch off of HyperV. I setup a single 120GB SSD non-UEFI computer with the storage defaults (Not ZFS). I customized a great many things and then used a HDD duplicator to clone to a 250GB destination disk. To my surprise the cloned...
  6. [SOLVED] grub rescue : proxmox VE won't boot

    Hello everyone, After a power outage, my home Proxmox 5.2 server won't boot anymore. I end up in GRUB rescue saying : As I asked my good friend Google, I tried different things, here in order : 1) On GRUB rescue, using "insmod zfs", that brings up the same error. 2) Booting from a Proxmox...
  7. [SOLVED] Booting to grub prompt after updates.

    I am running version 6.1-7 on a 2+1 node setup. After I ran updates on both nodes, it gave me a message that a new kernel was installed so I rebooted one server after migrating the active VMs to the other. I waited a little over 10 minutes for the server to come back up and nothing. I...
  8. [SOLVED] PROXMOX INSTALL | error: unknown filesystem.

    Guten Abend, Ich habe mir am Gestrigen Morgen drei mal einen ProxMox install USB-Stick erstellt. Doch bei jedem mal, wenn ich in den installer booten möchte, werde ich in den GRUB RESCUE-Mode versetzt und mir folgendes angezeigt : 00...
  9. GRUB errors & HP Servers

    I have recently installed PVE 6 on a HP proliant DL360e Gen8, 2 Drives with a ZFS pool. Multiple reboots worked fine and the server would restart correctly then I upgraded it to 6.1 after the upgrade the server would not boot - the error " error: no such device: (hex) error: unknown...
  10. suddenly cannot boot from ZFS "checksum verification failed"

    I installed OS and Proxmox on ZFS raid1z on two USB sticks. Then I migrated them to two new SAS15K drive for more performance. It's been working for one year and had many maintenance reboots. but this time it doesn't boot after a reboot and shows: Trying to boot from USB DRIVE (C:\) checksum...
  11. Stuck in grub rescue during boot with zfs

    I recently rebooted a proxmox 4.5 machine after having it running a rather long time and it is now stuck in grub rescue. It uses root on zfs. error: no such device: c747d64b46956a22 error: unknown filesystem. Entering rescue mode... grub rescue> ls (hd0) (hd0, gpt3) ... [all disks and...
  12. Ubuntu 18.04.2 problem

    Hello everyone, It's been 5 days that I try to install Ubuntu 18.04.2 and it always fails; The installation itself goes well but when I remove the installation drive (iso image) and reboot it, the VM remains stuck at the boot from "HD drive" or at the " grub rescue"; I tried changing the...
  13. Proxmox startet nicht "error: unknown filesystem"

    Hallo Proxmox-Team, ich habe ein Problem und hoffe, dass ihr mir helfen könnt. Ich habe proxmox 5.3-11 Linux PVE 4.15.18-10 64bit mit Software-Raid für einen Kunden auf einer HP-Workstation mit 2 x 4TB HDDs mit zwei laufenden Ubuntu-VMs installiert. jetzt zeigt die Workstation beim Start an...
  14. Grub rescue | error: checksum verification failed.

    Hello, I have been installing Proxmox for a week, after restarting Proxmox it remains stuck on the grub at startup, see screenshot added. ==================================================================== Error message : "error: checksum verification failed...
  15. Proxmox 5.2 on HP DL380 G9 with P440ar and SAS drives - final recommendation?

    Dear gurus! I am running a ML380 G9 server with SATA drives and Proxmox VE 5.1 and love the performance and reliability. Recently we got a new HP DL380 G9 server with integrated HW RAID Smart Array P440 and 6 SAS 15k drives. I want to move my setup to this more equipped server, but I am...
  16. Proxmox (on ZFS) refuses to boot after the latest kernel upgrade

    Hello! About a month ago I've decided to give Proxmox-VE a try. The installation and the creation of a few test VMs went without hitches. Everything was working smooth (reboots also) until yesterday when I performed dist-upgrade to version 5.1.42. After the upgrade I had to reboot because of...
  17. Crashed Proxmox4 reboots only to the grub boot prompt!?

    As @guletz stated at https://forum.proxmox.com/threads/crashes-with-zfs-root-and-stuck-on-grub-rescue-prompt.34172/page-2#post-168936, I am also getting only the grub boot prompt in a machine WITHOUT hw RAID with zfsroot running proxmox 4.4 which crashed without a reason. grub > insmod zfs...
  18. Crashes with ZFS root, and stuck on grub rescue> prompt

    Hello! I recently had 2 servers crash - both had been used in a PVE v3 cluster for a few years and never had an issue, but after a clean wipe and fresh install of PVE v4, both have experienced crashes, most likely under high I/O workloads. They have a HW RAID-6 with a ZFS raid-0 install as the...
  19. Proxmox Upgrade on Zpool 1+1+1+0 - Fails

    I have a Proxmox system where I built: 1 Mirrored Vdev 1 Mirrored Vdev 1 Mirrored Vdev 1 Mirrored Vdev With the OS installed across all of them, After an apt-get dist-upgrade, the system boots to a grub recovery screen. Any clue what is wrong with it?
  20. Can't boot after upgrade

    Hello, after recent upgrade from GUI I can't boot the system (ZFS root on RAID1) anymore: error: no such device: 1d54..... error: unknown filesystem Entering rescue mode grub rescue> Rebooting via install disk in rescue mode didn't help. Rebooting via install disk in Install (Debug) mode...

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