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Chapter 9
Setting Up the Server to Recognize the Logical Units
9.1
Displaying the Recognized Logical Units
"cat" command for LUN display
•
Use the "cat" command to display the "/proc/scsi/scsi" file, which contains a list of recognized SCSI devices.
Check each path of the allocated LUNs.
The following shows an example:
# cat /proc/scsi/scsi
Attached devices:
Host: scsi2 Channel: 00 Id:
Vender:
Type:
Host: scsi2 Channel: 02 Id:
Vender:
Type:
Host: scsi3 Channel: 00 Id:
Vender:
Type:
Host: scsi3 Channel: 00 Id:
Vender:
Type:
9.1.2
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 Disk storage systems'
LUNs.
The following shows an example (Messages can be scrolled (back and forth) using the arrow keys).
<6>qla2x00_set_info starts at address - c3600060
<6>qla2x00: Found VID-1077 DID-2422 SSVID-1077 SSDID-134
<6>scsi(2): Found a QLA2422 @ bus l, device 0xa, 1rq 29, iobase 0xf9o0d000
.
.
.
<6>scsi2 : Qlogic QLA2422 PCI to Fibre Channel Host Adapter: bus l device 10 irq 29
<4>
Firmware version: 4.00.12, Driver version 7.07.01 (1)
<4>
<6>scsi3 : Qlogic QLA2422 PCI to Fibre Channel Host Adapter: bus l device 10 irq 30
<4>
Firmware version: 4.00.12, Driver version 7.07.01 (2)
<4>
<4>
Vendor: FUJITSU
<4>
Type:
<4>
Vendor: FUJITSU
<4>
Type:
<6>scsi(2:0:0:0): Enabled tagged queuing, queue depth 20.
<6>scsi(2:0:0:1): Enabled tagged queuing, queue depth 20.
<4>Attached scsi disk sdb at scsi2, channel 0, id 0, lun 0
<4>Attached scsi disk sdb at scsi2, channel 0, id 0, lun 1
<4>SCSI device sdb: 4096000 512-byte hdwr sectors (2097 MB)
<6> sdb: unknown partition table
<4>SCSI device sdb: 4096000 512-byte hdwr sectors (2097 MB)
<6> sdb: unknown partition table
(1) and (2) indicate the driver versions.
ETERNUS DX Disk storage systems User's Guide -Server Connection-(Fibre Channel) for Linux
05 Lun: 00
HP
Model: SAFTE; U160/M BP
processor
00 Lun: 00
MegaRAID Model: LD0 RAID0 8677R
Direct-Access
00 Lun: 00
FUJITSU
Model: ETERNUS_DX400
Direct-Access
00 Lun: 01
FUJITSU
Model: ETERNUS_DX400
Direct-Access
Model: ETERNUS_DX400
Direct-Access
Model: ETERNUS_DX400
Direct-Access
Copyright 2013 FUJITSU LIMITED
Rev: 1023
ANSI SCSI revision: 02
Rev: E
ANSI SCSI revision: 02
Rev: 0000
ANSI SCSI revision: 03
Rev: 0000
ANSI SCSI revision: 03
Rev: 0000
ANSI SCSI revision: 05
Rev: 0000
ANSI SCSI revision: 05
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P3AM-3842-12ENZ0