Lines Matching +full:sub +full:- +full:blocks

65 .Bl -enum
68 referred to as sub-mode 00 below.
84 .Sh SUB-MODES
86 .Sq sub-modes .
87 The sub-modes differ in the action taken when the device is closed:
88 .Bl -tag -width XXXX
112 block-size modes.
114 .Tn QIC Ns -type
115 devices run in fixed block-size mode, where most nine-track tapes and
116 many new cartridge formats allow variable block-size.
118 .Bl -inset
119 .It Variable block-size:
125 a smaller record); nor can one read multiple blocks.
138 process to read will immediately hit the file mark and receive an end-of-file notification.
139 .It Fixed block-size:
141 fixed size blocks.
143 considered to be a series of independent blocks.
147 In other words, blocks that were written together may be read separately,
148 and vice-versa.
150 If one requests more blocks than remain in the file, the drive will
158 process to read if in no-rewind mode.)
173 was to break up large reads or writes into smaller blocks when going to the
175 The problem with that behavior, though, is that it hides the actual on-tape
183 .Bl -tag -width 12
200 .Bl -tag -width 12
248 .Dq mt param -l
252 .Dq mt param -s
263 .Bl -tag -width 5n
272 See the SSC-5 spec (available at t10.org), specifically the section on the
292 This is a read-only parameter, and is set to 1 if the tape drive supports
297 As of SSC-5r03 (available at t10.org), the protection method values are:
298 .Bl -tag -width 3n
302 Reed-Solomon CRC, 4 bytes in length.
330 For newer tape drives that claim to support the SPC-4
366 To set timeouts after boot, the per-instance timeout values, for example:
370 If a tape drive arrives after boot, the global tunables or per-instance
375 .Bl -tag -compact
397 .Bl -tag -compact
424 .Bl -tag -width /dev/[n][e]sa[0-9] -compact
425 .It Pa /dev/[n][e]sa[0-9]
462 .An -nosplit
487 .Tn SCSI-1