Lets first install the rpmorphan package: 1
<td> <div class="bash codecolorer"> <span class="kw2">sudo</span> <span class="kw2">yum install</span> rpmorphan </div> </td> </tr> </table> and here is the description of the package: rpmorphan finds "orphaned"[1] packages on your system. It determines
which packages have no other packages depending on their installation,
and shows you a list of these packages. It intends to be clone of
deborphan Debian tools for rpm packages.
It will try to help you to remove unused packages, for example:
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