Fujitsu ETERNUS DX Disk Configuration Manual - Page 20

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Fujitsu ETERNUS DX Disk Configuration Manual
Chapter 8
LUN Recognition
8.2
Displaying the Recognized Logical Units
8.2.2

For SUSE Linux Enterprise Server

•
Boot message for LUN display
Open the /var/log/boot.msg file to confirm that Linux has recognized the ETERNUS DX storage systems'
LUNs.
The following shows an example (Messages can be scrolled (back and forth) using the arrow keys).
<5> Vendor: FUJITSU Model: ETERNUS_DXL Rev: 0000
<5> Type: Direct-Access ANSI SCSI revision: 05
<5> Vendor: FUJITSU Model: ETERNUS_DXL Rev: 0000
<5> Type: Direct-Access ANSI SCSI revision: 05
<5>SCSI device sdb: 4096000 512-byte hdwr sectors (2147 MB)
<7> sdb: unknown partition table
<5>SCSI device sdc: 4096000 512-byte hdwr sectors (2147 MB)
<7> sdc: unknown partition table
"cat" command for LUN display
•
Use the "cat" command to display the "/proc/scsi/scsi" file, which contains a list of recognized SCSI devices.
The following shows an example:
# cat /proc/scsi/scsi
Attached devices:
Host: scsi0 Channel: 02 Id: 00 Lun: 00
Vendor: LSI
Type:
Host: scsi1 Channel: 00 Id: 01 Lun: 00
Vendor: FUJITSU
Type:
Host: scsi1 Channel: 00 Id: 01 Lun: 01
Vendor: FUJITSU
Type:
Host: scsi1 Channel: 00 Id: 01 Lun: 02
Vendor: FUJITSU
Type:
Host: scsi1 Channel: 00 Id: 01 Lun: 03
Vendor: FUJITSU
Type:
Host: scsi1 Channel: 00 Id: 01 Lun: 04
Vendor: FUJITSU
Type:
At this point the Multipath Driver has not been set up yet, so two SCSI devices are shown for each connec-
ted LUN (i.e. if there are 3 LUNs, 6 SCSI devices are shown).
:
:
:
Model: MegaRAID SAS RMB Rev: 1.02
Direct-Access
Model: ETERNUS_DXL
Direct-Access
Model: ETERNUS_DXL
Direct-Access
Model: ETERNUS_DXL
Direct-Access
Model: ETERNUS_DXL
Direct-Access
Model: ETERNUS_DXL
Direct-Access
FUJITSU Storage ETERNUS DX Configuration Guide -Server Connection- (SAS) for Linux
Copyright 2018 FUJITSU LIMITED
ANSI SCSI revision: 05
Rev: 0000
ANSI SCSI revision: 05
Rev: 0000
ANSI SCSI revision: 05
Rev: 0000
ANSI SCSI revision: 05
Rev: 0000
ANSI SCSI revision: 05
Rev: 0000
ANSI SCSI revision: 05
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P3AM-3472-14ENZ0