I believe I have too many old kernels and would like to remove a few of them. What is the best way do do this?
Here is the output of rpm -qa | grep kerenel:
rpm -qa | grep kernel
kernel-xen-2.6.31.12-0.1.1.i586
kernel-pae-devel-2.6.31.12-0.1.1.i586
kernel-source-2.6.31.12-0.1.1.noarch
kernel-desktop-2.6.31.12-0.1.1.i586
kernel-xen-devel-2.6.31.12-0.1.1.i586
kernel-debug-2.6.31.12-0.1.1.i586
linux-kernel-headers-2.6.31-3.4.noarch
kernel-debug-devel-2.6.31.12-0.1.1.i586
kernel-default-devel-2.6.31.12-0.1.1.i586
kernel-source-rt-2.6.31-3.4.noarch
kernel-syms-2.6.31.12-0.1.1.i586
kernel-pae-2.6.31.12-0.1.1.i586
patterns-openSUSE-devel_kernel-11.2-20.22.1.i586
nfs-kernel-server-1.1.3-21.3.1.i586
kernel-desktop-devel-2.6.31.12-0.1.1.i586
kernel-firmware-20090821-4.1.noarch
kernel-default-2.6.31.12-0.1.1.i586
Also of these which ones should I keep, and which ones should I remove?