Uptime refers to the amount of time that a computer system has been running without interruption. Checking uptime is a common task for system administrators and users alike, as it can provide valuable insights into the stability and performance of a system. In Linux, there are several ways to check uptime, each with its own advantages and disadvantages.
One of the most common ways to check uptime in Linux is to use the uptime command. This command simply prints the amount of time that the system has been running, as well as the current time and date. For example, the following command will output the uptime of the system: