One of the most important parts of any operating system is the boot loader. Learn more about Linux's boot loader, GRUB2, and how to customize it.

Paging long command output

grub> set pager=1

Showing disk partitions

grub> ls
(hd0) (hd0,msdos2) (hd0,msdos1)

Checking the partition

grub> ls (hd0,1)/
lost+found/ bin/ boot/ cdrom/ dev/ etc/ home/  lib/ lib64/ media/ mnt/ opt/ proc/ root/ run/ sbin/ srv/ sys/ tmp/ usr/ var/ vmlinuz vmlinuz.old initrd.img initrd.img.old

Booting From grub>

grub> set root=(hd0,1)
grub> linux /boot/vmlinuz-3.13.0-29-generic root=/dev/sda1
grub> initrd /boot/initrd.img-3.13.0-29-generic
grub> boot