How do I remove unused kernel?

How do I remove unused kernel?

The procedure to delete all unused old kernels on Ubuntu Linux version 18.04 and 20.04 LTS is as follows:

1. First, boot into a new kernel.
2. List all other older kernel using the dpkg command.
3. Note down system disk space usage by running the df -H command.
4. Delete all unused old kernels, run: sudo apt –purge autoremove.

Can I delete files in boot?

You can remove each file from /boot containing an version older than the current running kernel (older than 4.18. 0-20 in my example) manually, or you can run a command to remove all files for older kernel versions.

What is kernel RPM?

1.2. The kernel RPM is a meta package that does not contain any files, but rather ensures that the following required sub-packages are properly installed: kernel-modules – contains the remaining kernel modules that are not present in kernel-core .

How to clean up / boot partition in Raspbian?

The main problem is that on your installation a Ramdisk is generated. These initrd.img occupy 20 MB from 30 MB of the space of the boot partition: This will of course make your problems. But Raspbian does not support Init Ramdisks. To load it you must have an entry in /boot/config.txt like this:

How to perform a clean boot in Windows?

How to perform a clean boot 1 Sign in to the computer as an administrator. If you don’t have an administrator account, you can create one. Create a… 2 In the search box on the taskbar, type msconfig and select System Configuration from the results. More

Which is the safest way to clean up / boot…?

First check your kernel version, so you won’t delete the in-use kernel image, running: and delete the kernels you don’t want/need anymore by running this: Replace VERSION with the version of the kernel you want to remove. When you’re done removing the older kernels, you can run this to remove ever packages you won’t need anymore:

How to delete all files in / boot?

Craft a command to delete all files in /boot for kernels that don’t matter to you using brace expansion to keep you sane. Remember to exclude the current and two newest kernel images.