machdep.mwait.CX.c3_preamble: 3
hw.acpi.cpu0.cx_supported: C1/1
mwaitforce: cpu_feature2 |= MON (0x9698220b), cpu_mwait_feature |= EXT|INTBRK (0x3)
C2: invalid mwait hint 0x99999971
C2: invalid mwait hint 0x99999971
C2: invalid mwait hint 0x99999971
C2: invalid mwait hint 0x99999971