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Describe how to generate initramfs and build u2mfn on Debian VM

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Marek Marczykowski-Górecki 2016-07-20 13:06:56 +02:00
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configuration/managing-vm-kernel.md
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@ -280,8 +280,28 @@ Ignore warnings about `version '...' has bad syntax`.
Then install whatever kernel you want. If you are using distribution kernel Then install whatever kernel you want. If you are using distribution kernel
package (`linux-image-amd64` package), initramfs and kernel module should be package (`linux-image-amd64` package), initramfs and kernel module should be
handled automatically. If you are using manually build kernel, you need to handled automatically. If not, or you are building kernel manually, do this on
handle this on your own. Take a look at `dkms` and `initramfs-tools` documentation. using `dkms` and `initramfs-tools`:
sudo dkms autoinstall -k <kernel-version> # replace this <kernel-version> with actual kernel version
sudo update-initramfs -u
The output should look like this:
$ sudo dkms autoinstall -k 3.16.0-4-amd64
u2mfn:
Running module version sanity check.
- Original module
- No original module exists within this kernel
- Installation
- Installing to /lib/modules/3.16.0-4-amd64/updates/dkms/
depmod....
DKMS: install completed.
$ sudo update-initramfs -u
update-initramfs: Generating /boot/initrd.img-3.16.0-4-amd64
When kernel is installed, you need to create GRUB configuration. When kernel is installed, you need to create GRUB configuration.
You may want to adjust some settings in `/etc/default/grub`, for example lower You may want to adjust some settings in `/etc/default/grub`, for example lower