The uptime command displays how long the system has been up (running) along with the current time, number of logged-in users, and the system load averages for the past 1, 5, and 15 minutes.
In this tutorial, we learn the Linux uptime command.
How to use Uptime
The syntax for uptime:
The uptime options are
To find a server uptime simply type:
05:51:23 up 366 days, 11:48, 1 user, load average: 0.07, 0.08, 0.03
05:51:23– Current time.
up 366 days, 11:48– How long the system has been up (running). Shows in hours and after 24 hours shows days.
1 user– Number of logged-in users in the system.
load average: 0.07, 0.08, 0.03– The system load averages for the past 1, 5, and 15 minutes.
Display Linux Uptime in pretty format
To display how long the system has been running in a much pretty format, use -p option.
$ uptime -p
up 1 year, 2 days, 13 hours, 48 minutes
The system is running for 1 Year, 2 days, and 13 hours.
Display the time/date since when the system has been running
To display the date and time since the system is running, use the -s option.
$ uptime -s
Display Uptime Version information and Help page
You can display uptime version and help using the following commands
$ uptime -h $ uptime -V
In this tutorial, we covered the uptime command in Linux. Mostly used command to find how long the system has been on. You can also check /proc/uptime file – The first value shows the total number of seconds the system has been running.