Scan for New/Removed LUNs Linux (FC)

more /sys/class/scsi_host/host*/state

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

# Re-scans


multipath -F && multipath

ls -ltra /dev/mapper


# Removing a LUN

umount /path/to/volume

multipath -l

multipath -F

lsof /dev/sdX

# Delete the drives.
# Do this for EACH drive

echo 1 > /sys/block/sdX/device/delete

# Unmap the volume on the SAN

multipath
multipath -l