Manual Reference Pages - APM (1)
apm - interface with the APM subsystem
apm [ -VvmMsSdin ]
This command requires the Advanced Power Management subsystem.
If run without arguments it reads
/proc/apm and presents the output in a human-readable format.
-s option it requests that the machine be put into the APM standby
or the APM suspend state, respectively.
For a brief description of these states, see
Print the version of the program and exit.
Also print version information for the APM subsystem.
The APM subsystem consists of power-management hardware,
firmware usually referred to as the APM BIOS
and a driver in the operating system kernel.
Print the time remaining as a number of minutes.
The default is to print the time remaining in "hours:minutes" format.
Continuously monitor and update the status information.
Assumes that the standard output is a terminal.
Request that the machine be put into the APM standby state.
Request that the machine be put into the APM suspend state.
Print APM status information in a format more useful for debugging.
This program was written by Rik Faith (
email@example.com) and may be freely
distributed under the terms of the GNU General Public License. There is
ABSOLUTELY NO WARRANTY for this program. The current maintainer is Avery
Pennarun ( firstname.lastname@example.org).
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