/etc/multipath.conf

defaults {
        user_friendly_names no
}

devices {
	device {
                vendor "HP"
                product "HSV300"
                path_grouping_policy group_by_prio
                getuid_callout "/lib/udev/scsi_id  -g -u -s /block/%n"
                path_checker tur
                path_selector "round-robin 0"
                rr_weight uniform
                rr_min_io 100
                failback immediate
                no_path_retry 12
        }
}