Finding orphaned RPMs on Linux Server
If you use an RPM-based Linux distribution, you may have run into one or more cases were your system contains orphaned packages. An orphaned package is a package that doesn’t have any packages that depend on it, and in a number of cases the package is no longer required for the system to function correctly.
To view the list of orphaned packages on your Linux host, you can use rpmorphan tool.
To install it, you can fire up yum:
$ yum install rpmorphan
Once installed, you can run it to view the list of orphaned packages on your system:
To get additional information on what rpmorphan is doing, you can run it with the “-verbose” option. This is a super useful utility