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en:services:storage_services:backup:tsm:admin:fc_stuff [2019/04/03 15:20]
bnachtw
en:services:storage_services:backup:tsm:admin:fc_stuff [2020/01/07 16:13]
bnachtw [All using systool]
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 /​sys/​class/​scsi_host/​host17/​device/​fc_host/​host17/​port_name 0x2100f4e9d45573c8 /​sys/​class/​scsi_host/​host17/​device/​fc_host/​host17/​port_name 0x2100f4e9d45573c8
 /​sys/​class/​scsi_host/​host18/​device/​fc_host/​host18/​port_name 0x2100f4e9d45573c9 /​sys/​class/​scsi_host/​host18/​device/​fc_host/​host18/​port_name 0x2100f4e9d45573c9
 +</​code>​
 +=== using systool ===
 +according to [[https://​www.thegeekdiary.com/​how-to-identify-the-hba-cardsports-and-wwn-in-rheloel/​| The Geek Diary]]
 +  * To check the available HBA ports :
 +<​code>​
 +# systool -c fc_host
 +Class = "​fc_host"​
 +
 +  Class Device = "​host2"​
 +    Device = "​host2"​
 +
 +  Class Device = "​host3"​
 +    Device = "​host3"​
 +</​code>​
 +* To find the WWNs for the HBA ports :
 +<​code>​
 +# systool -c fc_host -v | grep port_name
 +    port_name ​          = "​0x500143802426baf4"​
 +    port_name ​          = "​0x500143802426baf6"​
 +</​code>​
 +* To check the state of the HBA ports (online/​offline) :
 +<​code>​
 +# systool -c fc_host -v | grep port_state
 +    port_state ​         = "​Online"​
 +    port_state ​         = "​Online"​
 </​code>​ </​code>​
 ===== multipathing ===== ===== multipathing =====