Install erlang-os-mon by entering the following commands in the terminal:
sudo apt update sudo apt install erlang-os-mon
Description:
Erlang/OTP operating system monitor
The operating system monitor, OS_Mon, provides services for monitoring CPU load, disk usage, memory usage and OS messages.
Homepage: http://www.erlang.org/
Version: 1:20.2.2+dfsg-1ubuntu2
Section: interpreters