device: 0.935
architecture: 0.920
performance: 0.911
graphic: 0.822
hypervisor: 0.617
network: 0.553
debug: 0.430
arm: 0.356
semantic: 0.331
mistranslation: 0.322
assembly: 0.230
virtual: 0.224
register: 0.222
peripherals: 0.174
kernel: 0.160
x86: 0.157
boot: 0.157
permissions: 0.102
files: 0.097
user-level: 0.086
socket: 0.084
PID: 0.078
VMM: 0.071
ppc: 0.048
vnc: 0.042
TCG: 0.038
i386: 0.014
risc-v: 0.007
KVM: 0.007

Warning with "qemu-s390x -cpu max"