How to find WWN Name of a QLogic Card on CentOS 7

CentOS 7 community provides a utility systool to work with hardware adapters. The utility comes with sysfsutils package and this package by default not installed on  CentOS 7 systems. 

 

This article describes How to find WWN name of a QLogic Card on CentOS 7.

 

Step 1. Systool Installation: Follow the article How to resolve “-bash: systool: command not found” on CentOS 7.

 

Step 2. Systool command: Run the following command to get WWN name:

 

[root@linuxcnf ~]# systool -c fc_host -v …………………….. …………………….. [root@linuxcnf ~]#

 

If systool command is not installed, the WWN name can look at the information directly within the sysfs tree:

 

[root@linuxcnf ~]# grep -v “ZzZz” /sys/class/scsi_host/host*/device/fc_host/*/*_name …………………….. …………………….. [root@linuxcnf ~]#

 

Done!!! WWN names can be get with the above solutions on CentOS 7.