Home | Raddinox

raddinox-blog-title-2

#Debian #Virtualization #Libvirt

Debian SID, Fix broken graphics output with GPU passthrough

I realized I had no graphics output before Windows has loaded in my virtual machine with GPU passthrough. Or if I was using a FreeBSD/Linux VM I had no graphics until Xor...

13th Jan 2022

#Virtualization #Libvirt #Linux

Restore data from QCow2 missing backing file (data recovery part 4)

I have successfully restored data from my QCow2 file with a missing backing file. I wrote lots of C code to be able to convert the QCow2 file into an IMG file. Then I fou...

30th Nov 2020

#Virtualization #Linux #Qemu

Read QCow2 file using C (data recovery part 3)

Time to write some code but I will not go into all the details on how to write C code. I will only reference some of the C code specific to reading the actual QCow2 file....

28th Nov 2020

#Virtualization #Libvirt #Linux

QCow2 File format (data recovery part 2)

QCow2 image file is used by Qemu for virtual harddrive images. I will not go into any details about the file format, I will only scratch the surface enough to be able to...

26th Nov 2020

#Virtualization #Libvirt #Linux

Failed at backup... (data recovery part 1)

So everywhere can you read about how important it is to backup your data. Are you actually doing it? I don't do it, although I have a private git server where I store som...

24th Nov 2020