I tried a backup with this line tar cvf - --format posix -b 1024 -X /home/user/altro/file.esclude /home/user | openssl aes-256-cbc -salt  -k pass | dd bs=40M of=/dev/st0The total size of my backup is 1TBThe tape is LTO-5 1.5TB(3tb compressed)After 15-30 minutes give me this error[mar apr 11 20:40:07 2017] st 9:0:2:0: device_block, handle(0x0009)[mar apr 11 20:40:07 2017] st 9:0:2:0: [st0] Error e0000 (driver bt 0x0, host bt 0xe).[mar apr 11 20:40:09 2017] st 9:0:2:0: device_unblock and setting to running, handle(0x0009)[mar apr 11 20:40:09 2017] st 9:0:2:0: [st0] Error 10000 (driver bt 0x0, host bt 0x1).[mar apr 11 20:40:09 2017] st 9:0:2:0: [st0] Error on write filemark.[mar apr 11 20:40:09 2017] st 9:0:2:0: [st0] Error 10000 (driver bt 0x0, host bt 0x1).[mar apr 11 20:40:09 2017] mpt2sas_cm0: removing handle(0x0009), sas_addr(0x5001438000aa4a64)[mar apr 11 20:40:09 2017] mpt2sas_cm0: removing : enclosure logical id(0x500605b0080ad4d0), slot(3)[mar apr 11 20:40:13 2017] scsi 9:0:3:0: Sequential-Access HP       Ultrium 5-SCSI   Z6ED PQ: 0 ANSI: 6[mar apr 11 20:40:13 2017] scsi 9:0:3:0: SSP: handle(0x0009), sas_addr(0x5001438000aa4a64), phy(3), device_name(0x5001438000aa4a66)[mar apr 11 20:40:13 2017] scsi 9:0:3:0: SSP: enclosure_logical_id(0x500605b0080ad4d0), slot(3)[mar apr 11 20:40:13 2017] scsi 9:0:3:0: TLR Enabled[mar apr 11 20:40:13 2017] st 9:0:3:0: Attached scsi tape st0[mar apr 11 20:40:13 2017] st 9:0:3:0: st0: try direct i/o: yes (alignment 4 B)Is something broken with hw or is a tar/dd error?
Is my tape defective or there is another problem?
backup;tar;tape