device: 0.827
performance: 0.642
user-level: 0.519
graphic: 0.475
architecture: 0.473
network: 0.454
semantic: 0.445
arm: 0.374
peripherals: 0.330
PID: 0.318
ppc: 0.307
permissions: 0.300
register: 0.269
hypervisor: 0.248
debug: 0.248
files: 0.244
kernel: 0.241
mistranslation: 0.240
virtual: 0.209
risc-v: 0.155
vnc: 0.148
i386: 0.125
boot: 0.109
assembly: 0.103
TCG: 0.096
socket: 0.088
x86: 0.082
VMM: 0.035
KVM: 0.002

Qemu build fails on Ubuntu