qemu-img convert -O qcow2 -c windows7.qcow2 windows7_compressed.qcow2 Use code with caution.
qemu-system-x86_64 -enable-kvm -cpu host -smp 4 -m 4096 -drive file=win7.qcow2,format=qcow2 -cdrom Windows7.iso -boot d -vga qxl -display spice-app
Bridging Legacy and Modern Virtualization: Windows 7 and the QCOW2 Format Introduction
Select the driver. The installer will now detect your QCOW2 disk.
Move the file to your KVM image directory (e.g., /var/lib/libvirt/images/ ). Fix Permissions: Set proper ownership: