HBA

HBA is a controller/network card which connects a host system (computer) to other network and storage devices, primarily used with controllers that connect to SCSI, Fibre Channel and eSATA devices

Linux related commands

1. Identify your HBAs in Linux: lspci | grep "Fibre Channel" or lspci -nn | grep "Fibre Channel"
2. Fibre Channel LUN Scan:

echo "1" > /sys/class/fc_host/host0/issue_lip

echo "- - -" > /sys/class/scsi_host/host0/scan

fc_host

/sys/class/fc_host/host1/port_state [Online]

See also

• Ethernet: ifconfig
• Fibre Channel: SAN, HBA, LUN, WWN, WWPN, LIF, rescan-scsi-bus.sh
• Block devices: blkid (UUID), lshw -class disk, hwinfo --disk, udevadm, rescan-scsi-bus.sh, LUN, hdparm, findfs, Add a new disk
• lsblk, pvscan lspci, lsscsi, smartctl, fdisk, parted, Kpartx, pvdiplay, pvs, udisksctl, /dev/sd, nvme list