~/chirp-daily-20201008$ lsblk
NAME  MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
vda   254:0    0 48.7M  1 disk /opt/google/cros-containers
vdb   254:16   0 77.6G  0 disk /dev/bus/usb/002/001
pmem0 259:0    0  172M  0 disk /dev/.ssh/sshd_config
~/chirp-daily-20201008$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub