Linux systemd tutorial

systemd is a software suite for Linux operating systems. It provides a system and service manager that runs as PID 1 and starts the rest of the system. It replaces older init on most moder Linux distros:

How to enable rc.local shell script on systemd while booting Linux system

We can easily enable rc.local shell script support on systemd while booting the Linux system. Traditionally, the shell script /etc/rc.local used by developers and Linux sysadmin to call other scripts or commands after all services are loaded. Typically /etc/rc.local get called at the end when Linux init switched to a multiuser runlevel. However, by default. /etc/rc.local support is disabled under systemd. This page shows how to enable and execute rc.local shell script during boot using systemd on Linux.
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