Automagic Kernel Cleaning under Ubuntu
Andrew Bolster
Data Science Team Lead at WhiteHat Security, Trustee at Farset Labs and Vault Artist Studios
Sick of having dozens of old kernels sitting under your /boot/ dir? Want a simpler boot-life? Well we’ve got the solution for you.
Just one course of cleankernel once an upgrade cycle will remove all previous kernel entries from your bootloader and /boot/ dir.
Basically, it lists what kernels you currently have in your /boot/ and removes them using apt .