instruction: 0.517 runtime: 0.286 syscall: 0.197 binfmt wrapper for argv[0] handling Please, add patch https://lists.gnu.org/archive/html/qemu-devel/2011-09/msg03841.html to upstream. 2 years have passed and this patch is not jet applied. Why? 99% GNU/Linux distribution uses qemu with this patch. It is 100% needed.