Hp-Data Values - HP EH890–90900 Technical Reference Manual

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3.
You should now be able to use the drive.
• Use /dev/rmt/Kcb if you require a compression rewind device file, where K is the relevant
device file instance.
• Use /dev/rmt/Kcbn when you require a compression non-rewind device.
Once the device files have been created, you should confirm that your new tape drive is working
properly.
a sample file to test your installation.

HP-data values

The values for HP_LTO_GEN_n and name, which provide normal LTO mode, have the following
meanings:
The syntax for HP_LTO_GEN_n is:
<drive type> = <version>, <type>, <bsize>, <options>,
<density 0>, <density 1>,
<non-motion timeout>, <read/write timeout>,
<load timeout>,
where:
Parameter
<version>
<type>
<bsize>
<options>
28
Sun (Solaris) servers and workstations
"Verifying the
installation" on page 31 provides instructions on backing up and restoring
<density 2>,<density 3>, <default density>,
<unload timeout>, <erase timeout>
Value
Meaning
1 or 2
Indicates the format of the following parameters.
The value for an LTO drive in /usr/include/sys/mtio.h. The value
0x3B
0x3B indicates a type of MT_LTO.
Indicates variable block size.
0
0xd639 or
This value is derived from constants provided in /usr/include/sys/
scsi/targets/stdef.h. The value determines which operations the
0x18659
driver can perform with the attached device by using a unique value for
each feature and then adding them together to form the options value.
Supported features will vary with OS revision, and may include the
following:
0x001
0x008
0x010
0x020
0x040
0x0200
0x0400
0x1000
0x4000
<rewind timeout>, <space timeout>,
Device supports variable length records.
Device can backspace over files (as in the 'mt bsf' option).
Device supports backspace record (as in 'mt bsr').
Device requires a long time-out period for erase functions.
Device will automatically determine the tape density.
Device knows when end of data has been reached.
Device driver is unloadable.
Time-outs five times longer than normal.
Driver buffers write requests and pre-acknowledges success
to application.
<no. of densities>,

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