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Linux check ram speed and type commands The procedure is as follows: Open the terminal application or log in using ssh command. Type the “ sudo dmidecode -type 17 ” command. To check the total free memory amount, physically used and swap memory, you will use the free command. The free command is also used to display the information about buffers that are used by the kernel and specifications of the RAM of your system. Type the following command to check the system’s memory: $ free -m -h. We can see that the system has 2048 MB RAM and multiple RAM slots. Getting Memory Size. As we have seen that dmidecode will print a lot of information about the RAM but if we want to strictly filter the RAM size we can use grep command like below by providing Size term. $ sudo dmidecode -type 17 grep Size Getting Memory Size Getting Memory.

How to check RAM size in Ubuntu. In this tutorial, You are going to learn linux command to check RAM size and system memory information.

Check RAM Size in Linux, Ubuntu

To check RAM in your Linux system open the terminal (Ctrl + Alt + T) and type the following command mentioned below.

Display the RAM size in Megabytes (MB).

Output –

You can get complete system memory information by typing following command.