/var/message/logs umass0: vendor 0x0aec product 0x5010, rev 1.10/1.00, addr 5 umass0: Get Max Lun not supported (SHORT_XFER) da1 at umass-sim0 bus 0 target 0 lun 0 da1: Removable Direct Access SCSI-0 device da1: 650KB/s transfers da1: Attempt to query device size failed: NOT READY, Medium not present #usbdevs -v port 1 addr 5: power 100 mA, config 1, product 0x5010(0x5010), vendor 0x0aec(0x0aec), rev 1.00