This may already be installed in your system. If not, but if not as root user do:
{{Code|yum -y install smartmontools}}
smartmontools comes with two programs: ; smartctl which is meant for interactive use and smartd which continuously monitors S.M.A.R.T.
You can do a quick test to see if it recognizes your drives (replace /dev/sda by the drive(s) present on your system):