From the course: Cert Prep: LPIC-1 Exam 101 (Version 5.0)
Unlock the full course today
Join today to access over 22,400 courses taught by industry experts or purchase this course individually.
About acpid - Linux Tutorial
From the course: Cert Prep: LPIC-1 Exam 101 (Version 5.0)
About acpid
- [Instructor] ACPID stands for Advanced Configuration and Power Interface. ACPI is a standardized interface for power management in PC computers. In the past, Legacy Linux used a service called ACPID that handled power management and battery information. The ACPID service listens to a file in /proc/acpi/event and waits for events to occur. ACPID uses rules in the /etc/acpi/events/ directory and decides which actions should run for which event. There's one file in that directory for each event. The event file has to include two things, an event and a corresponding action. For instance, a file that manages powering down the machine when the power button is pressed might have these two lines. When the power button is pressed, the /etc/acpi/actions/power.sh script is run. That script may call the shutdown command. I mentioned that ACPID was installed by default on Legacy systems. A lot of the functionality that was…
Practice while you learn with exercise files
Download the files the instructor uses to teach the course. Follow along and learn by watching, listening and practicing.