What is an init system? 16 Luglio 2015 di admin When your Linux machine starts up it will first run some “built-in” code, loaded from the BIOS or UEFI first, followed by the bootloader, which according to its configuration loads a Linux kernel. The kernel loads up drivers, and as its very first job starts up the init process, which being the first gets PID (Process ID) 1 assigned to it.
