Cleaning up old kernels
From rdkwiki
Intro
The steps below describe how to clean up old kernels.
Cleanup old kernels on CentOS 7
- uname -r --> get active kernel version (informational)
- yum install yum-utils --> install prerequisite (if not already installed)
- package-cleanup --oldkernels --count=x --> remove old kernels (x = number of kernels to keep)
Cleanup old kernels on Ubuntu 16.04
- uname -r --> get active kernel version (informational)
- apt-get install byobu --> install prerequisite (if not already installed)
- purge-old-kernels --> remove old kernels