computer
  |
  +- net_br_ex_fa_16_3e_3d_75_07
  +- net_br_int_5a_17_e9_de_58_62
  +- net_lo_00_00_00_00_00_00
  +- net_ovs_system_36_8a_c3_a3_7b_b3
  +- net_vlan20_ba_40_e1_7e_46_82
  +- net_vlan21_d6_4b_86_26_9c_22
  +- net_vlan22_e6_56_4d_0d_1e_f1
  +- pci_0000_00_00_0
  +- pci_0000_00_01_0
  |   |
  |   +- drm_card0
  |   +- drm_renderD128
  |     
  +- pci_0000_00_02_0
  |   |
  |   +- pci_0000_01_00_0
  |       |
  |       +- pci_0000_02_01_0
  |           |
  |           +- usb_usb1
  |               |
  |               +- usb_1_0_1_0
  |               +- usb_1_1
  |                   |
  |                   +- usb_1_1_1_0
  |                     
  +- pci_0000_00_02_1
  |   |
  |   +- pci_0000_03_00_0
  |       |
  |       +- net_eth0_fa_16_3e_3d_75_07
  |         
  +- pci_0000_00_02_2
  |   |
  |   +- pci_0000_04_00_0
  |       |
  |       +- block_vda
  |         
  +- pci_0000_00_02_3
  |   |
  |   +- pci_0000_05_00_0
  |     
  +- pci_0000_00_02_4
  |   |
  |   +- pci_0000_06_00_0
  |     
  +- pci_0000_00_02_5
  +- pci_0000_00_1f_0
  +- pci_0000_00_1f_2
  |   |
  |   +- scsi_host0
  |   |   |
  |   |   +- scsi_target0_0_0
  |   |       |
  |   |       +- scsi_0_0_0_0
  |   |           |
  |   |           +- block_sr0_QEMU_DVD_ROM_QM00001
  |   |           +- scsi_generic_sg0
  |   |             
  |   +- scsi_host1
  |   +- scsi_host2
  |   +- scsi_host3
  |   +- scsi_host4
  |   +- scsi_host5
  |     
  +- pci_0000_00_1f_3
    

