Configuring for linux, Finding existing scsi controllers and devices – Quantum LTO-2 User Manual

Page 72

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Chapter 6 UNIX Settings
Configuring for Linux

58

LTO-2 Half-Height Tape Drive User’s Guide

13

When the process takes you back to the two Main Menu screens,

press

q

.

14

When asked to create a new kernel, enter

yes

.

15

When asked if you want the new kernel to boot by default press

y

.

16

When asked if you want the kernel environment to be rebuilt press

y

.

17

Reboot the system.

Configuring for Linux

6

Finding Existing
SCSI Controllers
and Devices

6

Before installing the LTO-2 Half-Height Tape Drive, ensure that the

requisite SCSI controllers and device drivers are installed on your system.
To find existing SCSI controllers execute the command:

dmesg | grep SCSI

Note:

Not all of the SCO “tape” commands will operate or be

applicable to the LTO-2 Half-Height Tape Drive (execute the

command .man tape. for the specifics on how the tape

command works). The following tape commands are not

available for use with the LTO-2 Half-Height Tape Drive:

getcomp, setcomp (the LTO-2 drives will always compress the

data before writing the data to tape under SCO Open Server

5.0.x), partition, setpart, getpart, getspeed, setspeed, rsm,

wsm. The following tape commands are available for use with

the LTO-2 Half-Height Tape Drive: status, load, reset, rewind,

retention, getblk, setblk, unload, eod.

Note:

When using the GUI Backup Manager utility set the block size

to 32768 minimum, 65536 preferred. When using commands

such as tar we suggest using the tape command to set the

block size to 512 and then using a blocking factor of 80 for the

tar command. For commands that use density and tape size

settings the tape density is 124,000 bpi and the tape length is
1800 feet.

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