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TAPEINFO(1)		     General Commands Manual		     TAPEINFO(1)

NAME
     tapeinfo - report SCSI tape device info

SYNOPSIS
     tapeinfo -f <scsi-generic-device>

DESCRIPTION
     The  tapeinfo  command reads various information from SCSI tape drives that
     is not generally available via most vendors' tape drivers.  It  issues  raw
     commands  directly  to  the tape drive, using either the operating system's
     SCSI generic device ( e.g. /dev/sg0 on Linux, /dev/pass0 on FreeBSD) or the
     raw SCSI I/O ioctl on a tape device on some operating systems.

     One good time to use 'tapeinfo' is immediately after a tape  i/o  operation
     has  failed.  On  tape drives that support HP's 'tapealert' API, 'tapeinfo'
     will report a more exact description of what went wrong.

     Do be aware that 'tapeinfo' is not a substitute for your operating system's
     own 'mt' or similar tape driver control program. It is intended to  supple-
     ment,  not  replace, programs like 'mt' that access your operating system's
     tape driver in order to report or set information.

OPTIONS
     The first argument, given following -f , is the SCSI generic device  corre-
     sponding to your tape drive.  Consult your operating system's documentation
     for more information (for example, under Linux these are generally start at
     /dev/sg0 under FreeBSD these start at /dev/pass0).

     Under  FreeBSD,  'camcontrol  devlist'  will tell you what SCSI devices you
     have, along with which 'pass'  device  controls  them.  Under  Linux,  "cat
     /proc/scsi/scsi" will tell you what SCSI devices you have.

BUGS AND LIMITATIONS
     This  program  has  only been tested on Linux with a limited number of tape
     drives (HP DDS4, Seagate AIT).

AVAILABILITY
     tapeinfo  is  currently  being  maintained  by  Robert  Nelson  <robertnel-
     son@users.sourceforge.net>  as  part  of  the  'mtx' suite of programs. The
     'mtx' home page is http://mtx.sourceforge.net and the actual code	is  cur-
     rently    available    there    and    via    SVN	  from	  http://source-
     forge.net/projects/mtx.

SEE ALSO
     mt(1),mtx(1),scsitape(1),scsieject(1),loaderinfo(1)

				   TAPEINFO1.0			     TAPEINFO(1)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=tapeinfo&sektion=1&manpath=FreeBSD+Ports+15.1.quarterly>

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