The software that loads up the operating system or another boot-loader (chain loading).

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31
votes
9answers
3k views

What is the /boot partition really for?

I'm reading a relatively old text on Linux partitions and file systems (the LPIC 1 Certification Bible). It says: Some versions of the Linux boot loaders cannot access a kernel that is outside ...
24
votes
3answers
25k views

Installing Grub 2 on a USB flash drive

MultiBootISOs is a tool that let you install Grub on a USB flash drive. I really like it because it lets me boot from ISO files and let me put a bunch of ISOs on my USB and choose which one to boot. ...
12
votes
4answers
3k views

discribe in details tha boot process of any linux system

I am preparing a document in detail showing light on the boot sequence of Linux right from pressing of Power-on button the host to the login prompt appearance. It would be great if we could combine ...
1
vote
0answers
104 views

saving file to usb stick while using linux boot stick

I am using the instructions in this youtube video to install CentOS 7 on a new computer that is running Windows 8. The tutorial uses UniversalUSBInstaller from PenDriveLinux, but the installation is ...
8
votes
3answers
18k views

What is the “Bootable flag” option when installing a distro?

Is the "bootable flag" needed in today's distributions? If not, then Why is it still in the installers? What is it exactly?
6
votes
2answers
86k views

Recovering from 'grub rescue>' crash [closed]

Originally posted to AskUbuntu.com ... AskUbuntu has adopted a policy of closing questions about EOL (End Of Life) versions. There's a vocal contingent to remove them as well. To prevent ...
4
votes
2answers
7k views

Windows boot option is missing after installing CentOS 7, how can I get it back?

I recently installed CentOS 7 on a machine that has been running Windows 7. I did a dual boot installation and installed CentOS in a partition. But when I boot up my machine, it only gives me two ...
4
votes
2answers
253 views

How do I make sure grub is only installed once?

I currently have Windows on one partition, and Ubuntu on another. I'd like to install Quimo, and possibly Mint and/or Lubuntu as well. How do I make sure that only Ubuntu has Grub, and that the ...
2
votes
2answers
72 views

How to move the bootloader from a hard drive to a usb stick

I've decided to move my Debian bootloader and /boot from the hard drive to a USB stick. I'm using LUKS to en/decrypt my hard drive and the bootloader is the only unencrypted partition. How can I ...
1
vote
2answers
602 views

Filesystem for boot partition

I created a BIOS boot partition on a hard drive, using gdisk : $ sudo gdisk /dev/sdb Command (? for help): p Disk /dev/sdb: 7821312 sectors, 3.7 GiB Logical sector size: 512 bytes Disk identifier ...
1
vote
2answers
287 views

Prevent GRUB from showing up by default?

Whenever I boot on Ubuntu, I see the entire GRUB menu by default. Is there a way I could make it simply auto-boot if uninterrupted within X seconds? I remember that this was the case on previous ...
6
votes
2answers
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 ...
18
votes
3answers
3k views

FreeNAS grub2 booting ISO

I've got usb-keys setup to multi-boot different Linux images. I wouldn't mind adding FreeNAS, and there's a doc with samples to add to grub.cfg menuentry "FreeNAS-8.0.4-RELEASE-x64" { insmod ufs2 ...
7
votes
4answers
23k views

Installed Centos 7 after Windows and can't boot into CentOS

I wanted to setup a dual boot for Windows 7 and CentOS 7 I had a Windows 7 machine with 500GB disk. I shrank the Windows partition to provide space for CentOS 7 (roughly 230GB). I created a USB ...
6
votes
2answers
1k views

How is a Linux kernel capable of accessing its assigned initramfs/initrd?

I'm trying to understand the boot process of a machine as a whole from the time you hit the power button. There's this one piece from bootloader to initramfs stage I don't quite understand among some ...
2
votes
1answer
1k views

“error setting up gummiboot-efi” on Archboot UEFI install

I recently purchased an Aspire XC600, but am having trouble installing Arch. I haven't installed on UEFI before. I want Arch as the only OS on the disk. I wrote the Archboot x86_64 image to a USB ...
2
votes
1answer
1k views

How can I get GRUB to configure my screen properly?

My screen says that it can't display the stream, and to use 1680x1050@60Hz as soon as grub would be loaded. I was told by #hardware on irc.freenode.net that this was due to grub missconfiguring the ...
0
votes
0answers
123 views

System Boot Order not found (Secure boot is not enabled)

I have this problem http://forums.fedoraforum.org/showthread.php?t=299306. Although this thread is not mine, I experience this problem in familiar way. Also when I put live CD, it cannot boot from the ...
0
votes
1answer
1k views

CentOS 6.4 Kickstart bootloader problem

I am installing CentOS 6.4 via a kick start file that looks like this in my build: # install the bootloader (GRUB) bootloader --location=mbr --driveorder=sda --append="crashkernel=auto" After the ...
-1
votes
1answer
147 views

Can not mount drive after installing windows vista

I have searched for weeks now and have not found an answer to my question. Hopefully you guys can give me a push in the right direction :) Ok, here is what happened: I have linux mint on a 1.5 TB ...