Qcow2 Install - Windows 81

virt-install --name=win8 --ram 4096 --disk /var/vm/img/win8.qcow2,format=qcow2,bus=sata,cache=none,size=40 --os-type windows --cdrom /path/to/windows8.1.iso --graphics spice

At this point, Windows may not detect your virtual disk because it lacks drivers for the VirtIO SCSI controller. This is normal and expected.

Note the bus=sata parameter—this avoids the need to load VirtIO drivers during installation, allowing the installer to detect the disk immediately. You can convert to VirtIO later by installing the drivers and changing the bus type. windows 81 qcow2 install

qemu-system-x86_64 -m 4096 -smp cpus=2 \ -enable-kvm -cpu host \ -drive file=windows81.qcow2,if=virtio,format=qcow2,index=0 \ -cdrom /path/to/windows81.iso \ -drive file=/path/to/virtio-win.iso,media=cdrom,index=2 \ -net nic,model=virtio -net user \ -vga qxl -boot d Use code with caution.

You can initiate the install via a command-line string. This command attaches the Windows ISO, the new QCOW2 disk, and the VirtIO drivers: virt-install --name=win8 --ram 4096 --disk /var/vm/img/win8

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Click and navigate to the secondary CD-ROM drive containing the VirtIO drivers. You can convert to VirtIO later by installing

A legitimate installation image (64-bit recommended).

: Essential for the installer to recognize the qcow2 virtual disk and network.