@@ -3,6 +3,6 @@
 sudo chown $(id -u) /dev/kvm
 qemu-system-x86_64  \
 	-display none -vga none -serial stdio \
 	-m 2048 -enable-kvm -cpu host -smp 2 \
 	-net nic -net user \
-	-drive file=appfs.img,if=virtio,cache=unsafe
+	-drive file=appfs.img,if=virtio,format=raw