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

learn more… | top users | synonyms

2
votes
1answer
3k views

Dual booting Debian and Windows 8?

My problem is a little weird (maybe to me only). Specification: Lenovo, Ideapad Z510. i7 intel core. 1920x1080. ISO: GNOME Debian 7.2.0 amd64. Bootable Device: Universal USB Installer. ---Process ...
0
votes
0answers
194 views

How to clean up dual ESP partition mess

My initial setup: Lenovo U510 Ultrabook HDD + SSD (used by ExpressCache) UEFI + SecureBoot enabled Windows 8 preinstalled My goal was to create a nice dualbooting setup for Windows 8 and ...
4
votes
1answer
1k views

How can I boot the PC-BSD live DVD-ISO IMAGE directly via GRUB2?

Via the loopback command, GRUB2 allows to directly boot an ISO file. Now, I've configured the according menuentry to boot the PC-BSD Live DVD ISO, but when I try to boot it, the FreeBSD bootstrap ...
7
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 ...
7
votes
4answers
120 views

Is LILO still usable on modern PC?

How does LILO work on modern hardware with today's kernels? Do I have to fulfill any preconditions, or is it just about writing the configuration file and running lilo command like in the old days? ...
0
votes
0answers
26 views

I may or may not have broken grub during a sudo apt-get upgrade [on hold]

I'm very new to ubuntu and server administration as a whole, so please forgive my ignorance. I just did sudo apt-get upgrade and a gui came up saying something like this A new version of ...
3
votes
3answers
2k views

Dual booting Ubuntu and Windows 8. w8 boots through grub shell, but not from menu

I have a laptop, with installations of Ubuntu 12.10, and Windows 8. Windows 8 was first installed on the system, and Ubuntu was installed afterwards. During the Ubuntu installation, the installer ...
0
votes
1answer
242 views

What does the --hint option in grub2's search command do?

I'm looking at the official GRUB2 docs for the search command, as found on http://www.gnu.org/software/grub/manual/grub.html#index-search Command: search [--file|--label|--fs-uuid] [--set [var]] ...
0
votes
2answers
38 views

installing grub and a working kernel over an old and broken debian system

I have an old debian system, which I always have been able to upgrade over the years. I had installed an old kernel, compiled by me from sources. After my last dist-upgrade (using testing ...
4
votes
1answer
494 views

Can the grub2 bootloader replace Windows bootloader partition?

I'm dual-booting Windows and Kali Linux on my laptop, using GRUB 2 as the bootloader. Can I remove the partition Windows 7 creates for the bootloader? It is the 100 MB partition labeled "System ...
0
votes
0answers
46 views

Grub doesn't recognize windows 8

Recently, I installed Windows 8.1 and Linux Mint Debian Edition on a new laptop. Neither installs seemed to have any issues, and both operating systems run well. However, the only way I can switch ...
0
votes
1answer
28 views

No such device: grub rescue

I have got a machine with Windows and Linux Mint. Now that I needed to upgrade my Mint because I needed the new fixes, I cannot boot. I get the error message no such device, grub rescue. My guess is ...
3
votes
1answer
497 views

GRUB error Fedora 15 when Dual Booting on MacBook Pro

I am having trouble getting Fedora 15 running on my MacBook Pro. I had Fedora 15 installed before on this MBP before, so I know it works. I basically followed the good old instructions of Create a ...
0
votes
1answer
4k views

Chroot in to reinstall Grub2 reinstall, mnt/ is empty

I have a common problem: I installed Fedora 18 on my PC that has Windows on it. When I start the PC I don't get asked which system I want to boot, Windows is chosen always. So I found out that I ...
3
votes
0answers
110 views

UEFI install (14.04) boots to GRUB command prompt, no GUI

I just installed zorin 9 core (14.04) on my Hard-Disk in UEFI mode. But, when I boot, all that comes up is a GRUB2 command line. I've searched for solution and came up with this command configfile ...
0
votes
1answer
393 views

Debian install fails on USB-HDD

After my internal HDD broke in my laptop, I've tried to install Debian 6.0.6 on my external HDD. Please note that everything runs great when installing Ubuntu, but for some reason while the Grub stage ...
3
votes
1answer
776 views

GRUB no longer can boot the machine (different error messages)

When I boot from GRUB, I get various error messages from GRUB, apparently at random : "invalid arch independent ELF magic" or "incompatible license" or "file not found". I can boot from the rescue DVD ...
2
votes
1answer
30 views

Upgraded to mint 17, keyboard stuck in non-english (wrong layout) language - can't login [duplicate]

I had Linux Mint 16 with English and Russian keyboard support. Upgraded to Mint 17, now I cannot get past the ecryptfs passphrase. If I enter Grub loader I can pick "Ubuntu with Linux ...
2
votes
0answers
45 views

How to make grub Command Line Default?

I'd like to make grub by default load it's command line instead of automatically booting from it's list of options generated by update-grub. How can I do this?
12
votes
4answers
14k views

What is the difference between LILO and GRUB?

I am running a web server under Debian and I currently have GRUB installed. Should I consider using LILO instead of GRUB? And what are the advantages of each?
0
votes
0answers
56 views

Fedora 20 on Macbook Pro Retina 11.1 (Late 2013)

I've got myself a new Macbook last week but I just can't get used to OSX and would like to use a Ubuntu, Debian or Fedora installation as Main OS. I have installed Fedora without a bootloader as the ...
2
votes
1answer
697 views

How to configure GRUB to load Windows 7 Install in UEFI mode

I have a Dual-Boot USB I created with Multisystem for booting into PartedMagic, Ubuntu 11.10 & Windows 7 Install. Problem is Windows 7 says it cant install on a GPT partition. Googled, and found ...
2
votes
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 ...
1
vote
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, ...
1
vote
1answer
300 views

Grub2 keyboard layout when decrypting partition

According to the OpenSUSE 12.3 documentation the only keyboard layout which can be used during a Grub2 boot is the "US keyboard layout". Is there really no way to change the keyboard layout used when ...
2
votes
1answer
702 views

Grub 2 os prober for windows 8

I try to use dual boot with fedora 20 and windows 8. I install first windows and then fedora. And grub dedectet automatic my windows. So the default \etc\grub.d\30_os-prober for windows is this: ...
1
vote
3answers
4k views

GRUB-EFI installation fails while installing Kali Linux in external hard disk

I was trying to install Kali Linux from a live USB to an 1TB external hard disk. At first I was unable to boot the live USB with my H2O Insyde BIOS. Then I converted my pen drive partition table to ...
4
votes
4answers
694 views

Is there an easier way to manipulate GRUB 2 entries?

Using GRUB 2 is harder than GRUB 1 for these use cases: It looks like if I want to reorder GRUB 2 menu entries appear in the selection window, I have to rename the files in "/etc/grub.d/" directory. ...
3
votes
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 ...
2
votes
0answers
43 views

Dual boot Solaris and Linux

I have a laptop running Oracle Solaris and Gentoo Linux. First I installed Gentoo Linux. I used GPT partitioning scheme. In order to boot Gentoo Linux I have GRUB 2. Then I installed Solaris 11.1. ...
1
vote
1answer
2k views

Installing Kali Linux dual boot Windows 8

I have Windows 8 currently installed on my computer I created a 350gb partition. I removed secure boot and enabled legacy boot sources, I booted into a live environment, installed Kali, everything ...
0
votes
0answers
139 views

Kali Linux is not booting after installation after/before Windows 7

I have GPT, EFI (or UEFI?). I've installed Windows 7, then Kali Linux (in opposite order too), but Kali doesn't want to boot -- Windows wants. I tried to use update-grub, tried to switch the ...
0
votes
1answer
310 views

GRUB and JFS partitions : specific configuration?

Recently, I decided to organise my partition scheme differently. Before I apply the changes on my physical machine, I decided to test it virtually, and met a little problem with GRUB. Let me give you ...
4
votes
1answer
1k views

How to reinstall grub to the EFI partition after initially installing it in Linux root. Do I have to start over?

My machine was running Mint 15 KDE 64-bit (GPT partitioning, EFI bootloader without 'secure boot'), and I wanted to try Mint 16 before committing to it. So I installed it into another partition and ...
7
votes
3answers
14k views

Enabling IOMMU in the kernel for graphics card pass-through

Short question: How can I turn on the intel_iommu setting in the Linux kernel? I run a Debian host, using the grub2 bootloader. Documentation I've seen says to edit /boot/grub/menu.lst, which seems ...
5
votes
0answers
36 views

How to Pass High Resolution from GRUB2 to FreeBSD?

I boot FreeBSD-10-RELEASE from GRUB2. I have set up the GRUB2 boot menu to display very nicely at my laptop's max resolution of 1024x768x32. I know it's possible to pass this resolution to the boot ...
0
votes
3answers
2k views

How to install Kali linux on to a specific (existing) partition on a USB stick

I'm endeavoring to put Kali linux onto a USB stick - I know it's already written up, but I'd like to use only a portion of the total space (the aforementioned link will use the entire drive space). ...
5
votes
1answer
1k views

Booting a file system image from a HDD using GRUB2 with persistence

How do I preserve changes I make to files when running an operating system that is booted - using GRUB2 - from a file that contains a file system. I managed to get GRUB2 to boot an image file that ...
1
vote
1answer
407 views

Incorrect step with grub while installing onto a USB stick?

I tried installing debian on a USB stick. I believed I made a mistake with the grub boot up part. I want to leave my harddrives alone and with my bios choose to boot up from a stick. Do I need grub if ...
0
votes
0answers
3 views

Dual boot intermittant problem using Ubuntu 14.04 and Windows 7 [migrated]

I have a problem with the grub2 loader sometimes. More often, when I choose Windows 7 in the grub2 loader, it hangs on the purple screen. I have looked up and down the internet for an answer and ...
4
votes
1answer
43 views

Send an email right before the password prompt of ecryptfs during bootup

I'm setting up a home server which has full disk encryption enabled. In order to recover from a power failure the machine automatically reboots. I'm also able to unlock the disk remotely using ssh ...
3
votes
1answer
309 views

Builiding a UEFI bootable USB

I'm having a really hard time getting Mint13 installed on my new laptop, no optical UEFI support and having odd corruption of grub.cfg when I do try and use unetbootin. Is there a method to build a ...
1
vote
2answers
35 views

Remove other linux installation on same hard disk

I have the following setup: [phil@thinkpad ~]$ lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 238,5G 0 disk ├─sda1 8:1 0 52,3G 0 part ├─sda2 8:2 0 111,8G 0 part ...
0
votes
0answers
29 views

Install PLoP Bootmanager to GRUB2 on an HP 2000 Series to Dual-boot with Windows 7?

I know this sounds complicated, but how can I pull this off? So, basically after installing Ubuntu 14.04, it might have done some BIOS MOD or something because my PC lost the ability to boot from ...
0
votes
0answers
22 views

Tweak grub2 loader

I just dual booted with Windows 7 and Ubuntu 14.04. I notice that when Windows goes to Hibernation mode, when I get out of hiberation mode and get to the GRUB loader, and choose Windows 7 it freezes. ...
1
vote
1answer
524 views

GRUB won't boot (no such device)

I have 4 hard disks (I am on Debian LiveCD now): user@debian:~$ sudo blkid /dev/sda1: LABEL="System Reserved" UUID="EE2CE1122CE0D71D" TYPE="ntfs" /dev/sda2: UUID="AEB0F4D6B0F4A64D" TYPE="ntfs" ...
0
votes
1answer
59 views

Dual boot Linux / Windows. How to deny completely Windows?

I have a dual boot setup (Debian / Ubuntu and Windows) on my laptop. I would like GRUB to start Linux automatically, without a prompt for Windows. And eventually start Windows only with (for example) ...
0
votes
0answers
46 views

Windows 8 booting issue from GRUB

I dual booted Windows 8 and Kali Linux(1.0.7) with Kali installed in legacy mode(because my laptop doesn't allow me to boot from any external device in UEFI mode,it says system does not have DVD/CD or ...
0
votes
1answer
692 views

Elementary OS only booting from USB, cannot boot to partitions on SSD (Windows and eOS)

I previously had Linux Mint Petra and Windows 7 installed on my Asus UX31a. This worked fine until I ran into some Wi-fi issues after messing around with NetworkManager. I decided since I didn't have ...
1
vote
1answer
33 views

LUKS: Enter passphrase and nothing happens

I've installed gentoo on my new laptop. I've got an LUKS-encrypted root partition (/dev/sda3). Cryptsetup (USE="gcrypt") is installed. Essential cryptographic API is compiled in kernel. Kernel and ...