CentOs "No package htop available."

• How to install htop on CentOS or RHEL

yum htop 설치 에러

sudo yum install htop
Loaded plugins: fastestmirror
Setting up Install Process
Repository base is listed more than once in the configuration
Repository updates is listed more than once in the configuration
Repository extras is listed more than once in the configuration
Repository centosplus is listed more than once in the configuration
Repository contrib is listed more than once in the configuration
Loading mirror speeds from cached hostfile
 * base: centos.mirror.cdnetworks.com
 * extras: centos.mirror.cdnetworks.com
 * updates: ftp.tsukuba.wide.ad.jp
No package htop available.
Error: Nothing to do

epel-release 설치 후 htop 설치

sudo yum install epel-release -y
yum install htop -y
yum repolist