The stages involved in Linux Booting Process are: BIOS/uefi boot Boot Loader - MBR - GRUB Kernel Init Runlevel scripts BIOS This is the first thing which loads once you power on your machine. When you press the power button of the machine, CPU looks out into ROM for further instruction. The ROM contains JUMP … Continue reading Boot procedure

What is a the Linux kernel? The kernel is a program, Often with a name vmlinuz-<version>(vmlinuz-3.10.0-514.26.2.el7.x86_64), and that program needs to loaded into memory and run and that operation is a boot loader. With Linux we often have a boot-loader called grub, so grub reads the kernel file from disk into memory and transfer control … Continue reading Linux Kernel Fundamentals