This command is used to check information about the RAM usage by your system.
Since the free command is the most widely used and, without any doubt, the most helpful, we will mention its usage first. You can open Terminal using the system dash or the Ctrl+alt+T key combination. We use the Ubuntu command line and Terminal application to view memory usage. We ran the commands and procedures mentioned in this article on an Ubuntu 22.04 LTS system. For example, if you are running a web server, you can be sure that a lack of resources will not slow down access to the website or even crash the website. With these commands, you can always be sure that there are enough memory resources for the very important processes on your servers.
In this article, we will explain how you can check the available memory using the following five commands: Since controlling the memory resources on servers is most important, it is best to learn the appropriate commands to help us manage servers.
For example, servers usually work on the shell, with no graphical user interface. We also know that most administrative tasks are better done from the Linux command line than from the graphical user interface. As Ubuntu users, especially administrators, we need to check how much RAM resources our system uses and how much is free.
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