device: 0.686
PID: 0.635
performance: 0.345
graphic: 0.269
semantic: 0.234
network: 0.227
other: 0.155
socket: 0.115
debug: 0.084
vnc: 0.080
boot: 0.069
permissions: 0.036
files: 0.010
KVM: 0.002

qemu seems to lack support for pid namespace.