MULTIPATH(8) System Manager's Manual MULTIPATH(8) (NAME) multipath - (Device Mapper). (SYNOPSIS) multipath [-v level] [-B|-d|-i|-q|-r] [-b file] [-p policy] [device] multipath [-v level] [-R retries] -f device multipath [-v level] [-R retries] -F multipath [-v level] [-l|-ll] [device] multipath [-v level] [-a|-w] device multipath [-v level] -W multipath [-v level] [-i] [-c|-C] device multipath [-v level] [-i] [-u|-U] multipath [-h|-t|-T] (DESCRIPTION) multipath (fail- over) . (ARGUMENTS) device multipath . ("") . : (device node) /dev/dm-10 /dev/sda. . . (device ID) major:minor 65:16. . (WWID) (World Wide Identifier) . WWID multipath -d -v3 2>/dev/null . (OPERATION MODES) . : -f () . multipathd . -F () . multipathd . -l (" ") sysfs (device- mapper). -ll (" ") (sysfs ...). -a WWID WWID. -w WWID WWID. -W WWID . -c . -C . / (I/O) . I/O . -u . -U . -C . -h . -t multipathd. -T multipathd . /etc/multipath.conf . (OPTIONS) -v level (Verbosity) (stdout) " " (list). -v 2 . 0 . 1 /WWID . WWID . 2 . . 3 . (log) (stderr) . LOG_NOTICE ( ). -d (Dry run) (devmaps) . -e (foreign). enable_foreign multipath.conf(5) . -i WWID . find_multipaths strict find_multipaths no /etc/multipath.conf multipath WWID . . find_multipaths . find_multipaths /etc/multipath.conf(5) . . -B (bindings file) . -b file ( ) user_friendly_names. /etc/multipath/bindings . -q queue_if_no_path (unset) . multipathd multipath . -p policy (policy) multipath.conf(5) . policy path_grouping_policy multipath.conf(5) . . -r . multipathd . multipath . -R retries (flush) . 0 . (SEE ALSO) multipathd(8), multipath.conf(5), kpartx(8), udev(8), dmsetup(8), hotplug(8). (AUTHORS) multipath-tools Christophe Varoqui . Linux 2023-09-08 MULTIPATH(8)