Attachment 876007 Details for Bug 1077773 – multipath conf

multipath conf

multipath.conf (text/plain), 3.55 KB, created by vincent_chen on 2014-03-18 15:29:09 UTC

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Creator: vincent_chen

Created: 2014-03-18 15:29:09 UTC

Size: 3.55 KB

patch

obsolete

># This is a basic configuration file with some examples, for device mapper
># multipath.
>#
># For a complete list of the default configuration values, run either
># multipath -t
># or
># multipathd show config
>#
># For a list of configuration options with descriptions, see the multipath.conf
># man page
>
>## By default, devices with vendor = "IBM" and product = "S/390.*" are
>## blacklisted. To enable mulitpathing on these devies, uncomment the
>## following lines.
>#blacklist_exceptions {
>#	device {
>#		vendor	"IBM"
>#		product	"S/390.*"
>#	}
>#}
>
>## Use user friendly names, instead of using WWIDs as names.
>defaults {
>	user_friendly_names yes
>	find_multipaths yes
>}
>##
>## Here is an example of how to configure some standard options.
>##
>#
>#defaults {
>#	udev_dir		/dev
>#	polling_interval 	10
>#	selector		"round-robin 0"
>#	path_grouping_policy	multibus
>#	getuid_callout		"/lib/udev/scsi_id --whitelisted --device=/dev/%n"
>#	prio			alua
>#	path_checker		readsector0
>#	rr_min_io		100
>#	max_fds			8192
>#	rr_weight		priorities
>#	failback		immediate
>#	no_path_retry		fail
>#	user_friendly_names	yes
>#}
>##
>## The wwid line in the following blacklist section is shown as an example
>## of how to blacklist devices by wwid.  The 2 devnode lines are the
>## compiled in default blacklist. If you want to blacklist entire types
>## of devices, such as all scsi devices, you should use a devnode line.
>## However, if you want to blacklist specific devices, you should use
>## a wwid line.  Since there is no guarantee that a specific device will
>## not change names on reboot (from /dev/sda to /dev/sdb for example)
>## devnode lines are not recommended for blacklisting specific devices.
>##
>#blacklist {
>#       wwid 26353900f02796769
>#	devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*"
>#	devnode "^hd[a-z]"
>#}
>#multipaths {
>#	multipath {
>#		wwid			3600508b4000156d700012000000b0000
>#		alias			yellow
>#		path_grouping_policy	multibus
>#		path_checker		readsector0
>#		path_selector		"round-robin 0"
>#		failback		manual
>#		rr_weight		priorities
>#		no_path_retry		5
>#	}
>#	multipath {
>#		wwid			1DEC_____321816758474
>#		alias			red
>#	}
>#}
>#devices {
>#	device {
>#		vendor			"COMPAQ  "
>#		product			"HSV110 (C)COMPAQ"
>#		path_grouping_policy	multibus
>#		getuid_callout          "/lib/udev/scsi_id --whitelisted --device=/dev/%n"
>#		path_checker		readsector0
>#		path_selector		"round-robin 0"
>#		hardware_handler	"0"
>#		failback		15
>#		rr_weight		priorities
>#		no_path_retry		queue
>#	}
>#	device {
>#		vendor			"COMPAQ  "
>#		product			"MSA1000         "
>#		path_grouping_policy	multibus
>#	}
>#}
>
>devices {       
>              device {
>               vendor                  XtremIO
>               product                 XtremApp
>#               path_selector           "queue-length 0â
>               path_selector           "round-robin 0â
>#               path_selector           "service-time 0â
>               rr_min_io               1
>               path_grouping_policy    multibus
>       }
>         device {                vendor "DGC"
>                product ".*"
>                product_blacklist "LUNZ"
>                path_grouping_policy group_by_prio
>#                getuid_callout "/lib/udev/scsi_id --whitelisted --replace-whitespace --device=/dev/%n"
>                path_selector "round-robin 0"
>                path_checker emc_clariion
>                features "1 queue_if_no_path"
>                hardware_handler "1 alua"
>                prio alua
>                failback immediate
>                rr_weight uniform
>                no_path_retry 60
>                rr_min_io 1000
>                rr_min_io_rq 1
>        }
>
>}
>
>blacklist {
>}

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