permissions: 0.904
network: 0.762
device: 0.697
performance: 0.589
arm: 0.553
semantic: 0.413
architecture: 0.366
VMM: 0.345
boot: 0.324
peripherals: 0.285
ppc: 0.267
vnc: 0.245
mistranslation: 0.224
TCG: 0.224
graphic: 0.212
kernel: 0.212
i386: 0.200
hypervisor: 0.198
KVM: 0.197
register: 0.190
virtual: 0.176
x86: 0.161
debug: 0.156
risc-v: 0.151
socket: 0.140
PID: 0.136
files: 0.123
assembly: 0.042
user-level: 0.017

guest-agent: improve help for --allow-rpcs and --block-rpcs