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Questions tagged [grub]

Console application permitting the user to choose between several installed operating systems.

346 questions
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Centos 5.5 won't boot anymore; the dreaded "Could not find filesystem /dev/root" error

Normally I have no problems finding my answers online but I have been trying to fix my downed server for 3 days now and I am no step further. The server in question is a Centos 5.5 machine running an openvz-kernel, 2.6.18-194.8.1.el5.028stab070.5…
Maran
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Reinstalling GRUB on RAID array

I have a computer running Ubuntu 10.04 Desktop x64. I just bought another tb drive and wanted to combine my two drives using RAID 0. I have a MSI 890GXM-G65 motherboard and decided to use their built in RAID support. The last step of setting up RAID…
Ian Burris
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1 answer

Random Grub Error 2

The problem started today after a restart to switch power sources. Before today it would reboot fine everytime. I recently did update Ubuntu before the problem started. I have tried the find /boot/grub/stage1 from an ubuntu live cd but it didn't…
MG-Dev
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Detect CPU during boot

I like to be able to detect the cpuinfo from during boot using grub2. Can this be done? What function should I call? Is there a manual that lists all of the function available to the grub2 env?
deft_code
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Boot Debian Linux from image on external USB drive

I have an external USB hard drive with one big VFAT partition. In order to run Linux occasionally on a Windows system, I'd like to maintain a Debian Linux installation in one big file (say debianroot.img) on the VFAT partition of the external hard…
Bruno De Fraine
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No Grub on VPS?

I bought a new VPS running CentOS 5.5, and I'm trying to upgrade my kernel. I've downloaded, compiled and installed it sucessfully, and now I need to set it up in the grub settings. But there's no grub directory in /boot. Where is, then, the…
Alon Gubkin
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Grub Error 18 - Solid State Drive

I recently used Raw Copy to make an image of my 300gb Raptor Hd to a OCZ Vertex SSD 60GB. And When I pluged in the SSD to boot I get a Grub Error 18. I have tried to changed in the BIOS setting to LBA, Large, Auto, trying different…
clint
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Rolling back Server edition from GRUB List (Ubuntu)

I seems i did some mistake, and installed Ubuntu server on my home based ubuntu box. and the problem is that GRUB places the server edition as a priority boot in the menu, especially when I upgrade the kernel or the release. How can I remove the…
A.Rashad
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Server Hangs on booting grub, Just displays "GRUB C"

I have install oracle linux 4.5 on server twice but having same problem. The server hangs on booting just displays "GRUB C" i don't know why is it happening. Please advice is it the drive issue.
Muahmmad Zeeshan
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Grub2 menu after VMware guest customization

I have ubuntu 9.10 desktop VMware VM with the default grub2 installed. There is some weird problem with this VM. When you clone this vm and have a customization script run, the cloned machine crashes at first boot (VMware does not officially suport…
poopa
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Linux boot hanging after GRUB

Got an ESX server that's not booting after an array rebuild. Grub appears to be working properly, but I'm not getting any sort of response after the "boot" command. No error, no message, just a blinking cursor. I've rebuilt the initrd and run…
jeffgilbert
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Cannot boot VM on VirtualBox imported from oracle cloud instance: Command Error Status: Unsupported

I followed the steps to connect my oracle cloud account to VirtualBox and I managed to trigger the import to one of my instances based on ubuntu 22.04 aarch64. The import is successful. However when I try to start my VM I have the…
sym183461
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grub2 font advice doesn't work

I'm running Fedora 31 on a Lenovo T470p, with GNU GRUB version 2.03 platform x86_64-efi . I wish to have a far larger font. As many, many suggestions on the internet advise: 1] I've added the GRUB_FONT line to my…
Swiss Frank
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Fedora 31 Grub2 configuration change isn't being applied

I've changed GRUB_TIMEOUT=-1 in my /etc/default/grub because I want the grub boot loader to wait forever for me to choose my operating system. Most of the internet says to run update-grub after editing this but it seems like this is a one-line file,…
Swiss Frank
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Volume group "luks" not found

OS: Parrot OS VM: Qemu Filesystem: Btrfs This is caused due to an improper reboot before full apt upgrade. After the reboot and entering in the Luks partition password. It successfully decrypts and then stays at the loading screen "Cryptsetup:…
Zetsu
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