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fc cmds

show fc host adapter info

systool -c fc_host –v

list wwn for fc hba

systool -c fc_host -v |grep port_name

list devices connected to hba

systool -c fc_remote_ports -v –d

list fc transport

systool -c fc_transport –v

show hba controller info

systool -m <controller> -v

* controller

  • qla2xxx = QLogic
  • lpfc = Emulex

list SCSI map

sg_map -n -x

list disk connection info

systool -b scsi –v

list SCSI disks connected to a system

systool -c scsi_disk –v

list SCSI host

cat /proc/scsi/scsi

Rescan hba devices

echo "- - -" > /sys/class/scsi_host/<host>/scan