device: 0.784
boot: 0.429
graphic: 0.386
debug: 0.359
performance: 0.239
vnc: 0.194
other: 0.192
semantic: 0.153
PID: 0.145
files: 0.026
permissions: 0.020
socket: 0.003
KVM: 0.002
network: 0.001

Regression report: Disk subsystem I/O failures/issues surfacing in DOS/early Windows [two separate issues: one bisected, one root-caused]