1 '\" te
   2 .\"  Copyright (c) 2007, Sun Microsystems, Inc. All Rights Reserved.
   3 .\" The contents of this file are subject to the terms of the Common Development and Distribution License (the "License").  You may not use this file except in compliance with the License.
   4 .\" You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE or http://www.opensolaris.org/os/licensing.  See the License for the specific language governing permissions and limitations under the License.
   5 .\" When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE.  If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
   6 .TH MT 1 "Jun 21, 2007"
   7 .SH NAME
   8 mt \- magnetic tape control
   9 .SH SYNOPSIS
  10 .LP
  11 .nf
  12 \fBmt\fR [\fB-f\fR \fItapename\fR] \fIcommand\fR... [\fIcount\fR]
  13 .fi
  14 
  15 .SH DESCRIPTION
  16 .sp
  17 .LP
  18 The \fBmt\fR utility sends commands to a magnetic tape drive. If \fB-f\fR
  19 \fItapename\fR is not specified, the environment variable \fBTAPE\fR is used.
  20 If \fBTAPE\fR does not exist, \fBmt\fR uses the device \fB/dev/rmt/0n\fR.
  21 .SH OPTIONS
  22 .sp
  23 .LP
  24 The following options are supported:
  25 .sp
  26 .ne 2
  27 .na
  28 \fB\fB-f\fR \fItapename\fR\fR
  29 .ad
  30 .RS 15n
  31 Specifies the raw tape device.
  32 .RE
  33 
  34 .SH OPERANDS
  35 .sp
  36 .LP
  37 The following operands are supported:
  38 .sp
  39 .ne 2
  40 .na
  41 \fB\fIcount\fR\fR
  42 .ad
  43 .RS 11n
  44 The number of times that the requested operation is to be performed. By
  45 default, \fBmt\fR performs \fIcommand\fR once. Multiple operations of
  46 \fIcommand\fR can be performed by specifying \fIcount\fR.
  47 .RE
  48 
  49 .sp
  50 .ne 2
  51 .na
  52 \fB\fIcommand\fR\fR
  53 .ad
  54 .RS 11n
  55 The following available commands that can be sent to a magnetic tape drive are

 156 .RS 10n
 157 Requests drive load and thread current media. Not supported by all drives.
 158 .RE
 159 
 160 .sp
 161 .ne 2
 162 .na
 163 \fB\fBlock\fR\fR
 164 .ad
 165 .RS 10n
 166 Prevents media removal.
 167 .RE
 168 
 169 .sp
 170 .ne 2
 171 .na
 172 \fB\fBnbsf\fR\fR
 173 .ad
 174 .RS 10n
 175 Back spaces \fIcount\fR files. The tape is positioned on the first block of the
 176 file. This is equivalent to \fIcount+1\fR \fBbsf\fRs ollowed by one \fBfsf\fR.
 177 .RE
 178 
 179 .sp
 180 .ne 2
 181 .na
 182 \fB\fBseek\fR\fR
 183 .ad
 184 .RS 10n
 185 Positions to requested logical tape position.
 186 .RE
 187 
 188 .sp
 189 .ne 2
 190 .na
 191 \fB\fBtell\fR\fR
 192 .ad
 193 .RS 10n
 194 Gets and prints current logical tape position.
 195 .RE
 196 

 304 Rewinds the tape.
 305 .RE
 306 
 307 .sp
 308 .ne 2
 309 .na
 310 \fB\fBstatus\fR\fR
 311 .ad
 312 .RS 16n
 313 Prints status information about the tape unit.
 314 .sp
 315 Status information can include the sense key reported by the drive, the
 316 residual and retries for the last operation, the current tape position reported
 317 in file number, and the number of blocks from the beginning of that file. It
 318 might also report that WORM media is loaded in that drive.
 319 .RE
 320 
 321 .RE
 322 
 323 .SH EXIT STATUS
 324 .sp
 325 .ne 2
 326 .na
 327 \fB\fB0\fR\fR
 328 .ad
 329 .RS 5n
 330 All operations were successful.
 331 .RE
 332 
 333 .sp
 334 .ne 2
 335 .na
 336 \fB\fB1\fR\fR
 337 .ad
 338 .RS 5n
 339 Command was unrecognized or \fBmt\fR was unable to open the specified tape
 340 drive.
 341 .RE
 342 
 343 .sp
 344 .ne 2
 345 .na
 346 \fB\fB2\fR\fR
 347 .ad
 348 .RS 5n
 349 An operation failed.
 350 .RE
 351 
 352 .SH FILES
 353 .sp
 354 .ne 2
 355 .na
 356 \fB\fB/dev/rmt/*\fR\fR
 357 .ad
 358 .RS 14n
 359 magnetic tape interface
 360 .RE
 361 
 362 .SH SEE ALSO
 363 .sp
 364 .LP
 365 \fBtar\fR(1), \fBtcopy\fR(1), \fBar.h\fR(3HEAD), \fBattributes\fR(5),
 366 \fBmtio\fR(7I), \fBst\fR(7D)
 367 .SH BUGS
 368 .sp
 369 .LP
 370 Not all devices support all options. Some options are hardware-dependent. Refer
 371 to the corresponding device manual page.
 372 .sp
 373 .LP
 374 \fBmt\fR is architecture sensitive. Heterogeneous operation (that is, SPARC to
 375 x86 or the reverse) is not supported.

   1 '\" te
   2 .\"  Copyright (c) 2007, Sun Microsystems, Inc. All Rights Reserved.
   3 .\" The contents of this file are subject to the terms of the Common Development and Distribution License (the "License").  You may not use this file except in compliance with the License.
   4 .\" You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE or http://www.opensolaris.org/os/licensing.  See the License for the specific language governing permissions and limitations under the License.
   5 .\" When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE.  If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
   6 .TH MT 1 "Jun 21, 2007"
   7 .SH NAME
   8 mt \- magnetic tape control
   9 .SH SYNOPSIS
  10 .LP
  11 .nf
  12 \fBmt\fR [\fB-f\fR \fItapename\fR] \fIcommand\fR... [\fIcount\fR]
  13 .fi
  14 
  15 .SH DESCRIPTION

  16 .LP
  17 The \fBmt\fR utility sends commands to a magnetic tape drive. If \fB-f\fR
  18 \fItapename\fR is not specified, the environment variable \fBTAPE\fR is used.
  19 If \fBTAPE\fR does not exist, \fBmt\fR uses the device \fB/dev/rmt/0n\fR.
  20 .SH OPTIONS

  21 .LP
  22 The following options are supported:
  23 .sp
  24 .ne 2
  25 .na
  26 \fB\fB-f\fR \fItapename\fR\fR
  27 .ad
  28 .RS 15n
  29 Specifies the raw tape device.
  30 .RE
  31 
  32 .SH OPERANDS

  33 .LP
  34 The following operands are supported:
  35 .sp
  36 .ne 2
  37 .na
  38 \fB\fIcount\fR\fR
  39 .ad
  40 .RS 11n
  41 The number of times that the requested operation is to be performed. By
  42 default, \fBmt\fR performs \fIcommand\fR once. Multiple operations of
  43 \fIcommand\fR can be performed by specifying \fIcount\fR.
  44 .RE
  45 
  46 .sp
  47 .ne 2
  48 .na
  49 \fB\fIcommand\fR\fR
  50 .ad
  51 .RS 11n
  52 The following available commands that can be sent to a magnetic tape drive are

 153 .RS 10n
 154 Requests drive load and thread current media. Not supported by all drives.
 155 .RE
 156 
 157 .sp
 158 .ne 2
 159 .na
 160 \fB\fBlock\fR\fR
 161 .ad
 162 .RS 10n
 163 Prevents media removal.
 164 .RE
 165 
 166 .sp
 167 .ne 2
 168 .na
 169 \fB\fBnbsf\fR\fR
 170 .ad
 171 .RS 10n
 172 Back spaces \fIcount\fR files. The tape is positioned on the first block of the
 173 file. This is equivalent to \fIcount+1\fR \fBbsf\fRs followed by one \fBfsf\fR.
 174 .RE
 175 
 176 .sp
 177 .ne 2
 178 .na
 179 \fB\fBseek\fR\fR
 180 .ad
 181 .RS 10n
 182 Positions to requested logical tape position.
 183 .RE
 184 
 185 .sp
 186 .ne 2
 187 .na
 188 \fB\fBtell\fR\fR
 189 .ad
 190 .RS 10n
 191 Gets and prints current logical tape position.
 192 .RE
 193 

 301 Rewinds the tape.
 302 .RE
 303 
 304 .sp
 305 .ne 2
 306 .na
 307 \fB\fBstatus\fR\fR
 308 .ad
 309 .RS 16n
 310 Prints status information about the tape unit.
 311 .sp
 312 Status information can include the sense key reported by the drive, the
 313 residual and retries for the last operation, the current tape position reported
 314 in file number, and the number of blocks from the beginning of that file. It
 315 might also report that WORM media is loaded in that drive.
 316 .RE
 317 
 318 .RE
 319 
 320 .SH EXIT STATUS

 321 .ne 2
 322 .na
 323 \fB\fB0\fR\fR
 324 .ad
 325 .RS 5n
 326 All operations were successful.
 327 .RE
 328 
 329 .sp
 330 .ne 2
 331 .na
 332 \fB\fB1\fR\fR
 333 .ad
 334 .RS 5n
 335 Command was unrecognized or \fBmt\fR was unable to open the specified tape
 336 drive.
 337 .RE
 338 
 339 .sp
 340 .ne 2
 341 .na
 342 \fB\fB2\fR\fR
 343 .ad
 344 .RS 5n
 345 An operation failed.
 346 .RE
 347 
 348 .SH FILES

 349 .ne 2
 350 .na
 351 \fB\fB/dev/rmt/*\fR\fR
 352 .ad
 353 .RS 14n
 354 magnetic tape interface
 355 .RE
 356 
 357 .SH SEE ALSO

 358 .LP
 359 \fBtar\fR(1), \fBtcopy\fR(1), \fBar.h\fR(3HEAD), \fBattributes\fR(5),
 360 \fBmtio\fR(7I), \fBst\fR(7D)
 361 .SH BUGS

 362 .LP
 363 Not all devices support all options. Some options are hardware-dependent. Refer
 364 to the corresponding device manual page.
 365 .sp
 366 .LP
 367 \fBmt\fR is architecture sensitive. Heterogeneous operation (that is, SPARC to
 368 x86 or the reverse) is not supported.