if [ $# -eq 0 ]; then
	echo "chose blockdevice: "
	lsblk -o NAME,SIZE,TYPE,MOUNTPOINT
	echo "enter devicename"
	read "device"
	echo "using: $device"
else
	device="$1"
fi
QEMU_AUDIO_DRV=pa sudo kvm -drive file=$device,media=disk,cache=writeback,index=0,aio=threads,format=raw -m 12G -cpu host -smp cores=8,threads=1,sockets=1 -k de -vga std -display gtk -runas $USER -soundhw all #-device vfio-pci,host=01:00.0,bus=root.1,addr=00.0,multifunction=on,x-vga=on