What are free commands? The free command is a very simple command which simply shows few lines about the memory. The free command can be used to show total memory, used memory, free memory, shared memory, and available memory about RAM and swap space.
What are 5 Linux commands?
- pwd command. Use the pwd command to find out the path of the current working directory (folder) you’re in.
- cd command. To navigate through the Linux files and directories, use the cd command.
- ls command.
- cat command.
- cp command.
- mv command.
- mkdir command.
- rmdir command.
What does free command do in Unix? On Unix-like operating systems, the free command displays the total amount of free and used physical and swap memory, and the buffers used by the kernel.
What is shared in free command? 1 Answer. free: Displays the total amount of free and used physical and swap memory in the system, as well as the buffers and caches used by the kernel. The information is gathered by parsing /proc/meminfo.