zfs/etc/zfs/vdev_id.conf.scsi.example

multipath     no
topology      scsi
phys_per_port 1
# Usually scsi disks are numbered from 0, but this can be offset, to
# match the physical bay numbers, as follows:
first_bay_number 1

#       PCI_ID  HBA PORT  CHANNEL NAME
channel 0c:00.0 0         Y