This article provides a detailed explanation of how to run scripts before and after system events such as startup, suspend, and shutdown. It covers using the @reboot command with crontab -e for startup event management and explains how to write scripts in /lib/systemd/system-* directories for handling other system events.

execute script before & after system events like startup, suspend & shutdown

for startup use @reboot with crontab -e

for others, write scripts under /lib/systemd/system-*

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