performance: 0.837
peripherals: 0.757
architecture: 0.700
graphic: 0.595
device: 0.475
mistranslation: 0.233
ppc: 0.180
semantic: 0.161
debug: 0.047
network: 0.039
virtual: 0.038
hypervisor: 0.035
permissions: 0.035
risc-v: 0.027
arm: 0.025
assembly: 0.022
boot: 0.021
VMM: 0.017
TCG: 0.013
vnc: 0.011
PID: 0.008
x86: 0.005
register: 0.005
socket: 0.004
i386: 0.003
user-level: 0.002
kernel: 0.002
KVM: 0.002
files: 0.001

multi-threaded qemu instance and pci bar