performance: 0.868
network: 0.815
device: 0.721
debug: 0.593
arm: 0.405
architecture: 0.399
graphic: 0.323
mistranslation: 0.276
VMM: 0.268
ppc: 0.257
PID: 0.222
socket: 0.217
risc-v: 0.212
semantic: 0.208
vnc: 0.208
TCG: 0.202
kernel: 0.196
boot: 0.151
i386: 0.131
virtual: 0.109
x86: 0.098
user-level: 0.072
hypervisor: 0.070
permissions: 0.068
assembly: 0.057
register: 0.054
peripherals: 0.053
KVM: 0.016
files: 0.012

[block jobs]qemu hang when creating snapshot target node(iothread enable)