GRUB2 is the second revision of the GRand Unified Bootloader, with versions numbered 1.9x and 2.yz.

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Is it possible to remove Windows 7 from dual-boot?

I have Windows 7 as primary OS with Linux Mint as secondary OS. I am just feeling comfortable with Linux and want to remove Windows from the disk. Is it possible to remove it without damaging data? ...
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4answers
1k views

Missing Fedora in grub after installing Ubuntu

I had Fedora 17 in a primary partition. Yesterday I installed Ubuntu in an extended partition, and I can't see Fedora in grub, so I tried update-grub2 but it doesn't recognise Fedora being present, ...
2
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2answers
728 views

Automatically include N latest kernel versions in GRUB / GRUB2 menu on kernel upgrade

What I like about Ubuntu is that the GRUB menu always allows me to pick the latest (default) or second-latest (etc.) kernel version at boot time. In Arch Linux, I can't do that by default. The only ...
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3answers
1k views

ntldr.mod missing from GRUB2

I use Debian Wheezy on EFI motherboard and need ntldr module in GRUB2 to load bootmgr of Windows 7 installer, because the way it starts on its own (apparently, using the boot sector of the USB flash ...
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2answers
5k views

How do you dual boot Debian and FreeBSD using GRUB2?

I've been trying to install FreeBSD alongside my Debian installation in a single partition. All examples readily present on the Internet had shortcomings: Some required chainloading the FreeBSD ...
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2answers
541 views

loop-device: is this a Linux entity or a lower-level one?

Here's an Ubuntu How-to about booting from ISO-image on flash. http://ubuntuforums.org/showthread.php?t=1288604 What I don't get is creation of loop-device in GRUB2 prior to booting a kernel: ...
14
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1answer
10k views

Can GRUB2 share the EFI system partition with Windows?

I have an existing Windows 7 GPT installation, which already has a EFI System partition. I am now trying to install a Linux on a separate harddisk, which is also GPT formatted. I did not find any ...
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2answers
4k views

New menu entry in GRUB2, “file not found” and “you need to load the kernel first” errors

I wanted to add new menu entry to my GRUB2 list. This is how I tried to do this and necessary info: Erros after choosing "Debian Wheezy" menu entry from GRUB2 list: error:file not found error:you ...
2
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1answer
753 views

Problem at booting Windows from GRUB2 menu made by Debian for itself

I've Asus UEFI motherboard with 2 hard disks, (hd0) and (hd1). I managed to make my Debian Wheezy on my second disk bootable using grub-efi and it boots OK. I also have Windows on the first disk, ...
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0answers
475 views

How to repair the boot selection on grub? [closed]

I had installed on my computer as a dual-boot: Debian Squeeze and Windows XP, so I decided to install Windows 8 just to test and then I would remove it and install in its place Debian Wheezy as ...
0
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1answer
749 views

grub2 and cryptsetup

My root node is LUKS encrypted, and it uses a key file, instead of user input password to unlock it. I know in Grub2, I can use insmod cryptodisk insmod luks cryptomount -u <uuid> But I have ...
2
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1answer
857 views

Reinstall Grub in target system

I'm trying to restore Grub to boot Linux Mint 13 and Windows 7. I just installed Windows 7, which rewrote the MBR, and then I was told I could simply boot Ubuntu live cd, install boot-repair, and ...
2
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1answer
139 views

Why do I have GRUB and GRUB2 in my boot directory?

I'm running F17 and my boot directory has grub and grub2. Why do I need both of these? I thought only one grub was required to boot. Does each one have specific properties?
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2answers
2k views

Installing Linux Mint Debian Edition into existing partitions: What's there to look out for?

I have four partitions on a hard drive, two of which are boot loaders. One is the /boot partition, one is the boot loader of Windows 7. Now, the Linux running on it, is an old Fedora. I'd like to ...
5
votes
3answers
749 views

Two EFI disks with Grub2

I bought two SSD disks and as usual I though that installing Windows on a completely separate disk would be the easiest solution, but I can't find any tutorials for dual booting with grub2 (efi). All ...
3
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2answers
3k views

CentOS grub2 booting iso via loopback

I've got a usb-key setup to multi-boot different Linux images. I'm trying to add CentOS, here's a post with similar entries for grub.cfg set drive_label=multipass01 set isopath=/iso menuentry ...
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4answers
7k views

How do I force grub2 to detect my arch linux install?

I have an uncommon setup. I have Ubuntu installed on one, and a backup from a direct copy of an older Arch Linux install on the second. By direct copy, I mean I tar'd the contents of an entire ...
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2answers
5k views

How can I automatically load my config file in Grub2?

I've installed grub2 because my partition is no longer supported by the legacy grub but I can't make it display a text menu like in the legacy grub? When I start my pc it gives me the CLI where I ...
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1answer
892 views

How to make an entry of Slackware into grub2

I want to manually add the Slackware entry into the GRUB2 configuration file /boot/grub/grub.cfg. But the problem is that there is no initrd or initramfs present in /boot directory of Slackware. I saw ...
14
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4answers
5k views

How can I tell GRUB I want to reboot into Windows—before I reboot?

I have a dual boot Linux/windows system set up, and frequently switch from one to the other. I was thinking if I could add a menu item in one of the menus to reboot directly into windows, without ...
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2answers
2k views

Why is GRUB 2 booting so slowly?

I have a small custom embedded Linux distribution (created with OpenEmbedded), which boots with GRUB 1.99. The aim is to have it start up fast. Currently it says: GRUB loading. for ~2+ seconds ...
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0answers
1k views

Grub2 unable to boot encrypted root

I'm using ArchLinux, I followed their tutorial on encrypting your root filesystem: https://wiki.archlinux.org/index.php/Using_DM-Crypt But I cannot get grub to boot the encrypted partition. My ...
2
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1answer
851 views

Ext4 support in Grub 0.9X (legacy) and Grub 1.9X (Grub2)

I'm about to setup my new USB key with Grub or Grub2. In the old days I used ext2 for the boot partition. I'm wondering if I could use ext4 for Grub2? And if use Grub 0.9X, what about support of ...
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1answer
1k views

How to put a background image on GRUB?

I found some images on the internet about some GRUBs with a background image, I would like to do something like that too, but how? I have GRUB2.
3
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1answer
207 views

update-grub in grml

I converted a machine from a single disk to mdadm RAID1. I did this nearly like it's described in Raid1 on a running system. Before, I tried to make the same changes not within the running system, ...
2
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3answers
9k views

Cannot boot Linux Mint after installing Windows (First) and Linux Mint (Second)

I can't boot my Linux Mint after installation of Windows. First I installed Windows and then installed Linux Mint with the option of "Install along with windows". But after I completed the Mint ...
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0answers
336 views

grub-mkfont input and output formtas

I have a font that I can set using setfont and rc.conf [CONSOLEFONT]. It is in psf2 format. I would like to use the font in Grub as well. I'm using Grub2. When I run grub-mkfont -o ~/outfont pc.psf ...
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0answers
197 views

Dual/Triple Booting with dmraid and non-raid disk

I currently have 3 hard drives in my computer The first two disks are in a RAID-1 array, using an Intel P55 chipset, and accessed through dmraid, with the third drive partitioned like so: Filesystem ...
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1answer
541 views

Grub2 network-based boot choice

Sorry for the stupid title, I didn't know how else to phrase it. I run a computer-science lab at a university with about 50 workstations that dual boot Debian and Windows XP. Obviously the grub ...
1
vote
1answer
316 views

Setting grub loader as default loader

I have Windows 7 on my system, and recently I have installed Fedora 16 in a different partition. To have it dual boot, I have used EasyBCD 2.1.2 and I made an entry for Fedora. When I boot my system, ...
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2answers
1k views

slitaz 4.0 grub2 loopback concatenate multiple initrd images

I'm trying to get slitaz 4.0 ISO to boot using a grub2 loopback on a multiboot USB; insmod font if loadfont /boot/grub/unicode.pf2 ; then insmod gfxterm # insmod efi_gop # insmod efi_uga ...
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1answer
3k views

Where can I learn more about how to use the GRUB `ntldr` command (module?)

I recently stumbled across the GRUB ntldr module. Apparently one of the things it can be used for is as an alternative to chainloader to boot the NT >= 6.0 versions of Windows as in the example ...
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votes
2answers
5k views

Poor TTY resolution with nVidia driver

The resolution of the TTY1-6 is poor ~ 640×480 Ubuntu 11.10 | Grub2 | nVidia | NVIDIA GT215 Board I went through the process on this site and after the edit the GRUB menu appears in the correct ...
2
votes
1answer
157 views

Why are my drives referred to as '(hda0,msdos5)' etc in grub instead of (hda0,5), (hda0,sda5) etc that you usually see?

I'm fiddling about trying to get a multiboot system (win7, ubuntu, lion) on one drive working with grub 2, but was wondering what the msdos part meant on my system. I don't see it like that on any of ...
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5answers
12k views

Why does Linux allow ‘init=/bin/bash’?

I recently found out that if I edit GRUB before booting and I add rw init=/bin/bash I end up with a root shell. Being in a condition that I want to understand everything I would like to know why this ...
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1answer
2k views

Help fix corrupt GRUB

I have multiple partitions on the hard drive of my laptop (1 Crunchbang/Debian, 1 Windows, 1 Windows Recovery), I booted on the "recovery" partition for the first time and the graphics were completely ...
0
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1answer
93 views

Grub not installing properly with two seperate discs

I'm trying to set up a dual boot Windows 7/ Ubuntu 11.10 I have 3 drives Linux - sda1 Swap - sda5 Windows - sdb1 Media - sdc1 I installed Windows first so that it didn't muck up my GRUB loader. ...
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3answers
3k views

How do I begin with building a Linux system from scratch?

I tried to make an operating system with my on custom built kernel. It didn't work out too well. I am using Ubuntu and have downloaded Linux 3.2.7 from kernel.org . I am not trying to change the ...
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0answers
139 views

Can you use grub to boot a RW partition file stored on a FAT32 HDD?

This is a bit tricky question. I have a Ubuntu 11.10 installed onto a USB 16GB Flash drive. I used the Ubuntu installer to do this. It runs great! Except the I/O is slow. I also have a 250GB USB ...
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1answer
171 views

Making the transition to multiple hard drives with dual boot

Hi I'm looking for tip or things to watch out for, while I make the following changes to my system: I currently have a dual boot setup on one hard drive (win7 and ubuntu), I am going to change to a ...
2
votes
1answer
1k views

Getting a working chroot environment to boot with Grub2

Question I have a working chroot environment (inittab, fstab, init.d/rcS set up), a kernel, and grub2 installed. What more do I need to get my system working? Background/Specifics For educational ...
2
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2answers
580 views

slitaz cooking grub2 loopback

I'm trying to get slitaz cooking ISO to boot using a grub2 loopback on a multiboot USB; # /boot/grub/grub.cfg insmod font if loadfont /boot/grub/unicode.pf2 ; then insmod efi_gop insmod ...
0
votes
1answer
815 views

How to fix mistake in grub.cfg from LiveCD?

Playing around with the GRUB2 configuration, I did something wrong, which caused the system to fail booting. I would like to fix the issue by re-editing the GRUB configuration file using Fedora 16 ...
5
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2answers
7k views

Can GRUB font size be customised?

I would like to reduce the size of the font of GRUB boot loader. Is it possible and so how?
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3answers
3k views

How can I remove GRUB2 entries in Fedora 16?

Recently, I executed the following command: grub2-mkconfig -o /boot/grub2/grub.cfg Now I have 6-7 Linux entries + 1 windows entry. How do I remove older kernel entries? I don't want to remove all ...
4
votes
3answers
5k views

Trouble booting server from GRUB prompt

I just installed CentOS 6.2 on my server but it keeps going to the GRUB prompt. I've never used Grub before but did some digging online. Looks like I have to run the kernel command before I can boot ...
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votes
4answers
5k views

Unable to boot the operating system

I installed Lubuntu 11.10 and it run without problems. I decided to install Ubuntu 11.10 mini instead of Lubuntu 11.10. After the installation the operating system didn't boot. I only saw the black ...
3
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1answer
322 views

GRUB on MBR of Windows-only internal drive, with distros on external drive

I think what I want to do is long and convoluted; then again, it might be somewhat easy, and I'm just overthinking it. Here's the setup I want to achieve: The internal drive (sda) is one giant ...
6
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1answer
1k views

EFI boot to Linux on a MacBook Pro

8,3 MacBook Pro 2011, running Ubuntu 11.10 amd64. Here's the situation. Screen backlight and a few other things only work if booting in EFI, so I need to boot Ubuntu in EFI to get things working. ...
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2k views

GRUB2 and EFI - File not found?

I'm running Linux on a 8,3 2011 MacBook Pro. It uses EFI/rEFIt to boot. I was able to install GRUB2 EFI support, and it shows up just fine in the rEFIt boot menu. Everything seems to be working ...