htop is a good option to monitor your system interactively. In order to install htop, you will need to use dnf. If you cannot install htop by yum, you will need to follow following procedure on CentOS 8.


STEP 1. Enable the EPEL repository

for CentOS 8

dnf install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm


for CentOS 7

sudo yum -y install http://rpms.remirepo.net/enterprise/remi-release-7.rpm


STEP 2. Update the system after the installation of the EPEL repository

dnf update


STEP 3. Install htop

dnf install htop