da0 at umass-sim0 bus 0 target 0 lun 0 da0: Removable Direct Access SCSI-2 device da0: 650KB/s transfers da0: 30MB (62976 512 byte sectors: 64H 32S/T 30C) port 2 addr 4: self powered, config 1, SANYO Digital Camera(0x020b), SANYO(0x0474), rev 0x0100 mount 時の error message # mount -t msdos /dev/da0s1 /mnt (da0:umass-sim0:0:0:0): READ(6)/WRITE(6) failed, minimum_cmd_size is increased to 10.