# cat /proc/scsi/scsi Attached devices: Host: scsi1 Channel: 00 Id: 00 Lun: 00 Vendor: ATA Model: External Disk 0 Rev: RGL1 Type: Direct-Access ANSI SCSI revision: 05 # lspci | grep -i scsi 01:01.0 SCSI storage controller: Adaptec ASC-29320 U320 (rev 03) 01:01.1 SCSI storage controller: Adaptec ASC-29320 U320 (rev 03) # dmesg|grep -i tape Attached scsi tape st0 at scsi4, channel 0, id 6, lun 0 # tapeinfo argc=1Usage: tapeinfo -f <generic-device> [root@fileserver ~]# tapeinfo -f /dev/st0 mtx: Request Sense: Long Report=yes mtx: Request Sense: Valid Residual=no mtx: Request Sense: Error Code=0 (Unknown?!) mtx: Request Sense: Sense Key=Hardware Error mtx: Request Sense: FileMark=no mtx: Request Sense: EOM=no mtx: Request Sense: ILI=no mtx: Request Sense: Additional Sense Code = C1 mtx: Request Sense: Additional Sense Qualifier = 85 mtx: Request Sense: BPV=yes mtx: Request Sense: Error in CDB=no mtx: Request Sense: SKSV=no mtx: Request Sense: Field Pointer = 00 00 INQUIRY Command Failed # mt -f /dev/st0 rewind # mt -f /dev/st0 erase # mt -f /dev/st0 rewind # mt -f /dev/st0 setblk 0 # mt -f /dev/st0 compression on # mt -f /dev/st0 status SCSI 2 tape drive: File number=0, block number=0, partition=0. Tape block size 512 bytes. Density code 0x26 (DDS-4 or QIC-4GB). Soft error count since last status=0 General status bits on (41010000): BOT ONLINE IM_REP_EN # du -sh /backup 23G /backup # find /backup > backup.list # mt -f /dev/st0 compression 1 # tar zcvf /dev/st0 /backup ... ... ... # tar ztf /dev/st0 > tape.list