Introduction to APMD parameters and usage in Linux

APMD is used to monitor the system power status and write related information to the log through syslogd. It can also be used to shut down when there is insufficient power. Arpwatch This program is mainly used to maintain the correspondence between Ethernet physical addresses and IP addresses. Atalk AppleTalk Wizard.

Linux APMD Function Description: Advanced Power Management Service Program.
Linux APMD syntax: apmd[-uvVW][-p<percentage change>][-w<percentage value>]
Linux APMD supplement: apmd is responsible for BIOS Advanced Power Management (APM) related Records, warnings and management work.

Linux APMD parameters:
-p<percentage change> or --percentage<percentage change> When the magnitude of the power change exceeds the set percentage change, the event percentage change is recorded. The default value is 5, if the setting exceeds 100, this function is turned off.
-u or -- utc sets the BIOS clock to UTC to transfer the -u parameter to the clock or hwclock program when recovering from the pending mode.
-v or --verbose records all APM events.
-V or --version displays version information.
-w<percentage value> or --warn<percentage value> When the battery is not in the charging state, and the battery level is lower than the set percentage value, a warning message is recorded in the ALERT layer of syslog(2). The percentage value is preset to 10, and if set to 0, this feature is turned off.
-W or --wall issues a warning message to everyone