How can I see the task manager and know cpu usage?

Melody: 01 February 2022

I am started using Freya mostly now I want to know how can I open the task manager like we have in Windows. And see the running processe and applications. Also I want to know the cpu usage and it's ram usages everything.

Is there any built in feature for it.?

Do I need to install anything for it.?

Lincoln: 01 February 2022

For a CLI solution, install htop with:

sudo apt-get install htop

Open the terminal with Win+T, and run it with:


You will be presented with the information you need. Sorry if it is a command line tool, but it is soo well put together that it is worth trying.