Don't Just Boot It, Understand It From the power button to the login prompt: firmware (BIOS/UEFI), bootloaders like GRUB, the Linux kernel, initramfs, and init systems such as systemd, and what each stage does before you ever see a desktop.
[user@osc-must ~]$ cat events/dont-just-boot-it
Don't Just Boot It, Understand It From the power button to the login prompt: firmware (BIOS/UEFI), bootloaders like GRUB, the Linux kernel, initramfs, and init systems such as systemd, and what each stage does before you ever see a desktop.