This tag is ambiguous: use grub2 or grub-legacy as appropriate.

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1answer
122 views

Linux doesn't boot after update-grub

I had a problem with my HDMI without sound and I found this fix. Edit /etc/default/grub and change this line: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" to this line ...
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2answers
437 views

Create a booting external harddrive without formatting it

Ok so here's my situation: I have an external hard drive, but my pc recognizes it as a normal HDD (not USB). So I have three partitions, one for data storage, filled with (alot of) data, one with a ...
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1answer
40 views

Changing resolution : with X and without X

I'm working on an Ubuntu server without X and I would like to easily change the resolution. In order to do that, I have to specify GRUB_GFXPAYLOAD_LINUX=1280x800 in the file /etc/default/grub, then ...
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1answer
87 views

Installing Ubuntu on HDD and Windows on SSD

I am new to Linux. I have a 60GB SSD + 1TB HDD on my laptop. I want to know if I could keep Windows 8 on my SSD and install Ubuntu on HDD. Can GRUB detect both operating systems?
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0answers
192 views

How do I fix this boot-up error (attempt to read or write outside of partition)? [closed]

I just installed a version of ubuntu linux that I got from here, http://www.bauer-power.net/2013/06/bauer-puntu-1304-is-alive-download-it.html using vmware workstation. I have installed it before ...
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0answers
64 views

Automatic shut down of Ubuntu 13.04 along side Windows 8

Things with Ubuntu were working absolutely fine, but suddenly, the laptop started overheating whenever I logged into Ubuntu. And that lead to automatic shutdown. I realised that it was definitely due ...
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1answer
834 views

Debian Wheezy update-grub: command not found

I'm trying to change my grub boot order, so I've changed /etc/default/grub, but I don't seem to have the update-grub command. I'm not sure if I'm using grub or grub2 because everything just says ...
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0answers
91 views

How do I change which partition's grub.cfg is used? Can I merely reinstall grub?

I realize the title might be a bit ambiguous, so let me expand some more. This computer is ~3 years old at this point. For the first two, I used Ubuntu 11.04 installed on one partition; about a year ...
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1answer
336 views

A new version of configuration file /etc/default/grub is available, but the version installed currently has been locally modified

I am using 3.2.0-4-amd64 #1 SMP Debian 3.2.46-1 x86_64 GNU/Linux Debian GNU/Linux 7.1 (wheezy) Release: 7.1. I typed "sudo apt-get upgrade" and hoped for the best (I updated all my packages just ...
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0answers
30 views

For what are disk signatures being used for by GNU/Linux (distributions) / grub?

I am talking about disk signatures in context of the MBR. The area from 441 to 445 bytes. For what does the GNU/Linux kernel, GNU/Linux distributions usually use disk signatures for? I only found ...
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1answer
87 views

How to change the disk signature of a raw image?

I am talking about disk signatures in context of the MBR. The area from 440 to 444 bytes. Let's say I got a bootable raw image (bootable in a virtual machine). How can I set the disk signature to a ...
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3answers
277 views

How does Linux deal with a separate /boot partition?

I am interested to learn about how Linux deals with a separate boot partitions. I am not interested in actually doing this, but I would like to know how this works under-the-hood. Consider a hard ...
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1answer
50 views

Booting from a hard disk partition .. update-grub?

I am trying to install Debian by using a hard disk partition only. I want to install on /dev/sda6 I used dd to copy a Debian ISO image to /dev/sda5, a newly formatted ext4 partition. I ran ...
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0answers
58 views

Password protect Grub2, but still allow normal boot

I have seen this link , but I don't have grub.conf in the first place. His situation is the inverse from mine though. This link explains quite a fair bit on Grub2, but I am still clueless as to how ...
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1answer
2k views

What do the kernel parameters acpi_osi=linux and acpi_backlight=vendor do?

I had troubles with the screen brightness control in my laptop and I fixed it by adding the acpi_osi=linux and acpi_backlight=vendorparameters to the filegrub.cfg. I'd like to know what these ...
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0answers
35 views

Debian: plymouth for plugin video card

I'm running Debian 6.0.7 I installed Plymouth so I can have a splash screen show instead of the GRUB system calls. When I'm connected to the integrated video card via the VGA port, then I can see the ...
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1answer
59 views

can /boot be on a different drive than grub or lilo?

I just got a vizio CN15-A5 laptop, which has both a 1TB HDD and a 32G SDD. I am going to use the SSD with dm-cache, however, I would to make /boot a partition on the SSD, and the laptop's BIOS doesn't ...
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1answer
1k views

How do I remove the timeout in the boot menu

I am a beginner to Linux so I installed several operating systems on my computer in a multiboot configuration (Ubuntu, Linux Mint, Windows, ...). When I turn on my PC, the boot menu appears with a ...
0
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1answer
865 views

Everything works in the auto-generated kickstart file for installing centos-linux except for selecting target drive + boot dot

I discovered that if I copy the auto-generated kickstart file in CentOS Linux, I could re-install CentOS Linux without having to fill stuff, and so on.. It appears centos saves the auto-generated ...
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0answers
190 views

Stuck on installing grub to a usb stick (unknown filesystem/no such partition)

I just spend all day on trying to get my system to boot again, I'm getting a bit desperate...snif. The setup is as follows: a debian installed in a luks encrypted usb hard disk with lvm volumes for ...
1
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1answer
129 views

Ubuntu 13.04 on Acer x64 PC, only boots after starting recovery

I have this strange problem with my Acer E1 421. First of all it's important to say that I've upgraded this laptop's memory to 8gb RAM instead of 2. I decided to remove Windows 7 x64, and install ...
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5answers
13k views

How to Reset Forgotten Root Password in Fedora 19 from GRUB

YES, FEDORA 19. I saw a lot of information about how to do it but doesn't work with this version. All the tutorials explain the method for older versions of Fedora, i didn't found anything about ...
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2answers
448 views

Fresh Install Scientific Linux No Operating System

I just wiped the hard drive on a desktop computer and used a LiveUSB to install Scientific Linux 6.4, the x86_64 veresion. I went through and simply let the installer use all its default ...
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1answer
511 views

How to boot after RAID failure (software RAID)?

Previously I had a software raid set up using (mdadm) of drives sda and sdb. sdb failed and the only way to reboot the system was by unplugging the second hard drive. Now I've added fresh sdb and sdc ...
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0answers
112 views

vaio grub removal after default windows setup

After installing default factory windows xp from VAIO VGN-NR, and hence removing the Ubuntu on its hard drive, the grub does not allow the windows to boot up properly, giving the prompt: "no such ...
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1answer
523 views

USB3 drive plugged in to PC makes computer hang on “welcome to grub”

I have a Seagate 2TB USB2 hard drive, ext4 formatted. If I plug it in to my system and boot, PC gets stuck at "welcome to grub". If I restart without the USB drive plugged in, the system boots ...
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0answers
100 views

Lost access to grub after installation of Peppermint 4

I am hoping someone would be able to help me. I have installed peppermint 4 but after restarting it, the grub menu didn't show up and now it boots straight into Windows. I went back into peppermint by ...
2
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1answer
515 views

GRUB does not boot automatically

GRUB does not boot my kernel automatically or display a boot menu. Why not? My /boot/grub/grub.conf contains the following default 0 timeout 5 root (hd0,0) kernel /boot/3.8.13 Instead of booting, ...
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2answers
892 views

Cannot boot Fedora Linux

I cannot boot the operating system on my laptop. I have three versions of the kernel installed and none of them will boot. Booting into Windows (installed in a separate partition) still works, so I ...
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1answer
336 views

Grub and usb serial support

How to access the grub menu using a usb serial converter? I know it's possible to have grub menu in serial console, putting these lines in grub.conf: serial --unit=0 --speed=9600 --word=8 ...
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1answer
1k views

grub rescue prompt after boot-repair

I want to run Windows 8 and Linux Mint 15 in dual boot. After installing Mint I could no longer boot Windows 8. After running boot-repair from a USB device I can't boot either of them anymore. I just ...
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1answer
1k views

How to edit file from grub prompt in RHEL6?

I changed the file which is in /usr/share/xsessions/gnome.desktop and now I want to change it back to its original state from a GRUB prompt because now my system is not able to login.
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1answer
53 views

Theoretical possibilities for cpu emulation built into boot-loader or kernel?

Is it a crazy idea to somehow make a blend of grub and qemu in order to boot linux kernels or any kernel of any cpu type supported by qemu or the built-in cpu? I know it might be impossible to detach ...
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0answers
860 views

Problem with openSUSE 12.3 dual-boot installation (with Windows 7)

I have a current Windows 7 64 bit installation that I'm using and I wish to create an openSUSE 12.3 partition on my HDD (not my SSD Windows drive). I used the Windows Disk Management tool to shrink my ...
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2answers
834 views

Getting error opening Windows. Error 1: Filename must be either an absolute pathname or blocklist

I've installed CentOS 6.4 on UEFI machine. Created /boot/efi partition and installed grub in it. But when I open Other in the grub menu I get this error: Error 1: Filename must be either an ...
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1answer
2k views

grub error : “File not found” for separate /boot/efi partition

I've installed CentOS 6.4 on UEFI enabled machine, created /boot/efi partitions. But my grub is not automatically starting, if I start the PC, I start in Windows 8. I can only start CentOS by ...
2
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1answer
156 views

Add Ubuntu to list of Grub boot options

I have an old laptop with an old version of Debian. I would like to install Ubuntu as well. Is it possible to install Ubuntu from the HD (not a rescue CD or flash-drive) and have it reside as a Grub ...
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0answers
63 views

Unable to Boot into F17

I was currently running Win8 and F17 as a dual boot on my home desktop with an i5 chip and Asus UEFI BIOS. Unfortunately, while I was in Win8 I accidentally removed the partition that held my F17 OS. ...
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1answer
344 views

Real mode and loading linux kernel confusing

As far as I know, protected mode will be activated in kernel and in grub stages it still real mode. My misunderstanding is: In real mode, total memory available for use is less than 1MB but how grub ...
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0answers
133 views

Clonezilla Grub

I am trying to restore a disk image with clonezilla. However, after I do so, a grub menu pops up showing the 4 standard options(os, recovery, memtest...). My original image did not have this and I ...
3
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1answer
1k views

Install grub on LV container for VM

I'm having difficult time installing grub in LVM LV container for a VM. This is the partition table: # parted /dev/mgtvg/linux2os print Model: Linux device-mapper (linear) (dm) Disk /dev/dm-7: 129GB ...
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2answers
336 views

Transfer a Fedora system to another computer

I'd like to transfer my Fedora to a remote machine. Fedora is under Grub 2.0 and on the remote machine there is a Centos system and Grub 0.97. In fact, I have two questions. First is how to properly ...
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1answer
819 views

Linux Mint on laptop fails, gives grub error

I am trying to install the latest Linux Mint onto my laptop via a USB stick. The laptop previously had Ubuntu, and it had a separate /home partition. I'm overriding and reformatting the / partition, ...
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1answer
217 views

Grub does not fit the screen

I have a problem with my grub installation. The screen is "moved" to the left a couple of pixels, which means that I cannot read the first 20 or so characters of the entries when I boot. I'm ...
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2answers
34k views

Boot windows from grub rescue command prompt

Previously I had installed the Ubuntu 10.04 and Windows 7. Now I logged on to Windows, opened thepartition editor and deleted the volume containing the Ubuntu (Thought it will delete the Ubuntu and ...
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0answers
504 views

GRUB can't find an existing file?

I'm trying to install GRUB, but when I try to boot, I get this: error: file '/boot/grub/i386-pc/normal.mod' not found. But that file exists on the drive I'm booting to. Why is it saying "not found" ...
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2answers
445 views

Can I delete the MBR from GRUB? [closed]

Can I delete the Master Boot Record from GRUB? If so, how?
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0answers
166 views

unionfs filesystem

I recently learned about unionfs and aufs and would like to put it to some real use. The scenario I have in mind is the following. Boot a machine with ubuntu on it which will serve as our base. Make ...
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2answers
306 views

Can I measure cold boot time using logs?

I want to measure the time it takes from loading grub until GNOME starts. Can I do this using existing logs? What alternatives do I have to measure the time it takes from grub until GNOME loads?
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2answers
170 views

How is the kernel loaded?

I am trying to understand the Linux boot process, and after reading quite some amount of documentation there is one point that I still can't seem to understand. So the basicis is BIOS -> Grub MBR -> ...