Thema: Virtual Machines (Archive)

Live-Migration of QEMU/KVM VMs with libvirt: Insights, Cheat Sheet, Tips

Update: The original post is from November 2024. I updated the post in the meantime a couple of times to reflect my latest knowledge. During my work as virtualization engineer at Cyberus Technology, I work from time to time with libvirt. Specifically, I am working with live-migration of QEMU/KVM VMs Read more…

By Philipp Schuster, 2 months2025-03-27 ago

Programming & DevOps

How to Find Out if a Binary Runs Inside QEMU

In the previous blog post we talked about how to use QEMUs debugcon feature. To do this responsibly, we should only do this if the binary runs in fact inside QEMU. To find this out, one can use the cpuid instruction. It gives us a lot of information about our Read more…

By Philipp Schuster, 4 years2021-07-07 ago