Linux · Virtualization: QEMU/KVM & libvirt

What is the relationship between QEMU and KVM, and why do RHEL and SUSE lean on the pair for enterprise virtualization?

Sign in to see the full answer — free to start on the web.

This is one card from the KnowCard library. The full way to learn it — spaced-repetition review, progress tracking, and AI explanations — lives in the KnowCard app, free to start on the web. iOS & Android are coming soon.

Get started — it’s free

Already have an account? Sign in →

More in Virtualization: QEMU/KVM & libvirt

When you shut down a KVM host, what happens to the running VMs — and where does their state go?
You want to run KVM guests on a cheap cloud VM you rented from a hosting provider. Why does that usually not work?
Beyond ordinary x86 emulation, what makes QEMU able to run software built for a completely different CPU architecture?
KVM is often called a hypervisor, but what does the KVM kernel module actually do — and not do — on its own?
How do you check from the shell whether a CPU supports the hardware virtualization KVM requires, and what does an empty result mean?
On Ubuntu, what does the kvm-ok command tell you that a raw /proc/cpuinfo grep does not?