Date: Mon, 30 Jan 2017 10:29:12 +0000 From: Shahin Hasanov <shahinhasanov@hotmail.com> To: FREEBSD_QUESTION <freebsd-questions@freebsd.org> Subject: Problem with HP LTO-6 Ultrium 6250 Tape Drive Message-ID: <VI1PR04MB1263B913FDEB509D78A9B815B64B0@VI1PR04MB1263.eurprd04.prod.outlook.com>
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Dear Collogues , I have problem with LTO-6 Ultrium 6250 Tape Drive and cartridges 6.25. TB. # FreeBSD 10.2-STABLE #0, I could no write more than 2.5 TB in despite that I include compression mod= e like bellow # mt -f /dev/nsa0 rewind # mt -f /dev/nsa0 fsf 5 # mt -f /dev/nsa0 comp on # tar cvf /dev/nsa0 BACKUP_2016 during writing process It gives me : tar: Write error Then I'm trying to list of archive it gives me: # mt -f /dev/nsa0 rewind # mt -f /dev/nsa0 fsf 5 # tar tvf /dev/nsa0 ...... at end tar: Truncated input file (needed 833464320 bytes, only 637740032 available= ) tar: Error exit delayed from previous errors. # mt -f /dev/nsa0 status -v Drive: sa0: <HP Ultrium 6-SCSI 353D> Serial Number: HUJ5314CTA --------------------------------- Mode Density Blocksize bpi Compression Current: 0x5a:LTO-6 variable 384607 enabled (0x1) --------------------------------- Current Driver State: at rest. --------------------------------- Partition: 0 Calc File Number: 5 Calc Record Number: 0 Residual: 0 Reported File Number: 5 Reported Record Number: 231942564 Flags: None --------------------------------- Tape I/O parameters: Maximum I/O size allowed by driver and controller (maxio): 131072 bytes Maximum I/O size reported by controller (cpi_maxio): 262144 bytes Maximum block size supported by tape drive and media (max_blk): 16777215 = bytes Minimum block size supported by tape drive and media (min_blk): 1 bytes Block granularity supported by tape drive and media (blk_gran): 0 bytes Maximum possible I/O size (max_effective_iosize): 131072 bytes best regards, Shahin Hasanov
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