RHEL查看wwn号

来源地址:http://kairo.wordpress.com/2010/05/13/identify-qlogic-wwn-on-red-hat-enterprise-linux-5-and-4-rhel/

Identify QLogic WWN on Red Hat Enterprise Linux 5 and 4 (RHEL)

Tags: RHEL, QLogic, WWN, RHEL 5, RHEL 4, WWNP, Identify WWN Red Hat Enterprise Linux, Identify WWNP Red Hat Enterprise Linux, Get WWN Red Hat Enterprise Linux, Get WWNP Red Hat Enterprise Linux, lpfc

How to identify/get QLogic WWN on Red Hat Enterprise Linux 5 (RHEL5).

First identify your installed or recognized

# lspci | grep -i fibre
04:00.0 Fibre Channel: QLogic Corp. ISP2432-based 4Gb Fibre Channel to PCI Express HBA (rev 03)
04:00.1 Fibre Channel: QLogic Corp. ISP2432-based 4Gb Fibre Channel to PCI Express HBA (rev 03)
05:00.0 Fibre Channel: QLogic Corp. ISP2432-based 4Gb Fibre Channel to PCI Express HBA (rev 03)
05:00.1 Fibre Channel: QLogic Corp. ISP2432-based 4Gb Fibre Channel to PCI Express HBA (rev 03)


On Red Hat Enterprise Linux 5 (5.x) is on /sys/class/fc_host/hostX/port_name
(X is your device 1,2,3,…N)


For get use:

cat /sys/class/fc_host/hostX/port_name


Sample with multiple HBA (Fibre) QLogic

# ls /sys/class/fc_host/
host3 host4 host5 host6
# cat /sys/class/fc_host/host[3-6]/port_name
0x2100001b32936e24
0x2101001b32b36e24
0x2100001b32932821
0x2101001b32b32821


On Red Hat Enterprise Linux 4 (AS/ES) is on /proc/scsi/qla2xxx/1 (1,2,3,..N)


Sample:

# more /proc/scsi/qlx2xxx/0|grep node
scsi-qla0-adapter-node=200000e08b1c19f2;



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