Linux; Fibre Channel Connections/Sas Connections - Fujitsu ETERNUS LT20 S2 User Manual

Chapter 3 Setting the Operating System

3.2 Linux

3.2 Linux
This section provides notes on Linux settings.
3.2.1

Fibre Channel Connections/SAS Connections

This section provides notes on using a Fibre Channel connection or SAS connection to connect the LT20 S2/
LT40 S2/LT60 S2.
(1) Check the devices.
Perform the following procedure to check whether the devices (tape drives) are correctly connected to the
server.
Procedure
1
Log in to the server with the root privilege.
2
Execute the "cat /proc/scsi/scsi" command to display a list of the connected devices.
-
From the above contents, check whether the LT20 S2/LT40 S2/LT60 S2 controller and drives are
recognized in correct paths and whether the values of the recognized target ID and LUN match
those of the LT20 S2/LT40 S2/LT60 S2 drives.
(2) Set the fixed device file names.
Associating the name of the device file that is assigned to a device and the physical device must be fixed.
Note that this setting is not required when the device that is being used can be associated by the backup
software, such as NetBackup, NetVault, or IBM Spectrum Protect. For information on whether the backup
software supports associations and for version information, contact the person in charge of the backup
software.
FUJITSU Storage ETERNUS LT20 S2/LT40 S2/LT60 S2 Tape Library User's Guide -Server Connection-
Example of an LT20 S2/LT40 S2/LT60 S2 FC model with a single drive configuration
# cat /proc/scsi/scsi
Host: scsi5 Channel:
Vendor: HP
Type: Sequential-Access
Host: scsi5 Channel:
Vendor: FSC
Type: Medium Changer
• Vendor : HP Model : Ultrium4-SCSI
Indicates an Ultrium4.
• Vender: FSC Model: FibreCAT-TX48 S2
Indicates an LT60 S2 library controller.
Copyright 2021 FUJITSU LIMITED
00 Id: 00 Lun: 00
Model: Ultrium 4-SCSI
00 Id: 00 Lun: 01
Model: FibreCAT-TX48 S2 Rev:
40
Rev: A51B
ANSI SCSI revision:
4.41
ANSI SCSI revision:
End of procedure
P3AM-5322-12ENZ0
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