name:   IO-APIC-IR-1
 size:   32
 mapped: 8
 flags:  0x00000041
 parent: AMD-IR-0
    name:   AMD-IR-0
     size:   0
     mapped: 47
     flags:  0x00000041
     parent: VECTOR
        name:   VECTOR
         size:   0
         mapped: 48
         flags:  0x00000041
Online bitmaps:        4
Global available:    774
Global reserved:      18
Total allocated:      30
System: 43: 0-19,32,50,128,236-255
         | CPU | avl | man | act | vectors
             0   194     0     7  33-34,36,38-40,48
             1   194     0     7  33,35,37,39,41-43
             2   192     0     9  33-41
             3   194     0     7  33-39
