device: 0.837
network: 0.546
graphic: 0.431
vnc: 0.415
debug: 0.391
performance: 0.381
other: 0.166
boot: 0.166
semantic: 0.166
PID: 0.151
permissions: 0.142
files: 0.133
socket: 0.133
KVM: 0.020

qemu with invalid arg will cause monitor error
Steps to reproduce:
```
qemu-system-ppc.exe -m 1024M -monitor
```