CentOS Remove Old Kernels

Tonight when upgrading a CentOS Linux server it was noted by YUM that 15MB more disk space was needed to upgrade grub and the kernel itself. Below are four quick steps to verify what kernels are installed, install yum-utils if it is not installed already, delete previous kernels and set YUM to remove old kernels…

Technology Insights

What Package Installs more Via Yum On CentOS Linux

Typically you don’t need to install more because it is always already installed. The other night while researching something on a Windows 7 computer that had Cygwin installed we were looking to use more but it wasn’t installed. I am not sure if all default Cygwin installations don’t include more but in this case it didn’t. I typically use YUM to figure out what package provides specific applications if they are bundled with something else and not named by the command itself. Below is the output of yum whatprovides from a CentOS server when searching for the Linux package that installs more.