What are the functions of the uptime command in Linux?

The uptime command in Linux offers the following functions:

1. The uptime command displays the time that the system has been running since it was started in days, hours, minutes, and seconds.
2. Displaying the number of currently logged in users: The uptime command will show the number of users currently logged into the system.
3. The uptime command displays the average system load, which is the number of processes running or waiting to run within a specific time period. Typically, it shows the average load over 1, 5, and 15 minutes.
4. Display system time: The uptime command will show the current time of the system.

In conclusion, the uptime command can provide information about system uptime, current number of logged-in users, and the system’s average load.