Show the USB device tree
Build a paste-ready command, then review its compatibility and effects before running it.
read-onlyno known side effects Compatibility
LinuxVerified for Linux using posix, bash, zsh syntax.
Operational knowledgereview due 2027-01-20
Requirementslsusblsusb must be installed and available on PATH.
Version supportlsusb Current supported releasesVerified for linux using posix, bash, zsh syntax; consult compatibility notes for platform-specific differences.
Expected signals/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 10000MRepresentative successful output; values vary with the selected target and system state.
Known errorslsusb: command not foundlsusb is missing or is not available on PATH.
Verifylsusb -tThe output matches the expected target and exits without an error.Rollback noteNot required: this command is read-only and does not change system state.
Command breakdown
01lsusbCommandRuns the lsusb stage of this one-liner.
02-tOptionConfigures lsusb with the -t option.
Example output
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 10000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/16p, 480M
Illustrative output — exact values vary by system and data.
Official sources