Description of pending commands in Linux

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/*************************************** ******************************
* Author: Samson
* Date: 04/28/2014
* Test platform:
* 3.11.0-12-generic # 19-Ubuntu
* GNU bash, version 4.2.45
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In Linux, the command for suspending (that is, standby) is:

Rtcwake

For more help on this command, run man on the command terminal:

Man rtcwake

Examples of simple use of this command are as follows:

Rtcwake-m mem-s 60

It indicates that when the system is suspended, the status information of the current system is saved to the memory. the suspension time is 60 seconds, that is, the system will automatically wake up after 60 seconds;