QEMU and Kernel-based Virtual Machine (KVM)

Introduction

QEMU

qemu-img create -f raw ./image\_file 4G
qemu-img create -f qcow2 ./image\_file 4G

Can also use dd or fallocate.

Can resize

qemu-img resize disk_image +10G
qemu-img resize --shrink disk_image -10G

Install:

qemu-system-x86_64 -cdrom iso_image -boot order=d -drive file=disk_image,format=raw

Run

qemu-system-x86_64 options disk_image

KVM

qemu-system-x86_64 -accel kvm -cdrom iso_image -boot order=d -drive file=disk_image,format=raw

qemu-system-x86_64 -accel kvm options disk_image

3D drivers

-device virtio-vga-gl