Dell Shared PowerEdge RAID Controller 8 Cards For Dell PowerEdge VRTX Systems User’s Guide

The following are sample multipath.conf files that can be used for Linux multipath configuration. The files may require modification based on your particular configuration requirements.See the documentation provide by the Linux distribution vendor for further guidance on multipath configuration.

RHEL 6.5, 6.6, 6.7

defaults {

verbosity 2

polling_interval 10

checker_timeout 90

}

devices {

device {

vendor "DELL"

product "Shared PERC8"

hardware_handler "1 alua"

path_grouping_policy failover

prio alua

path_checker tur

rr_weight priorities

failback immediate

no_path_retry fail

path_selector "round-robin 0"

flush_on_last_del no

user_friendly_names "yes"

features "0"

fast_io_fail_tmo 5

}

}

RHEL 7.1

defaults {

verbosity 2

polling_interval 10

uid_attribute "ID_SERIAL"

checker_timeout 90

}

devices {

device {

vendor "DELL"

product "Shared PERC8"

hardware_handler "1 alua"

path_grouping_policy failover

prio alua

path_checker tur

rr_weight priorities

failback immediate

no_path_retry fail

path_selector "round-robin 0"

flush_on_last_del no

user_friendly_names "yes"

alias_prefix "mpath-sperc"

features "0"

fast_io_fail_tmo 5

}

}

blacklist {

wwid "<WWID of OS VD>"

}

For all versions up to SLES 11 SP4

defaults {

verbosity 2

polling_interval 10

uid_attribute "ID_SERIAL"

checker_timeout 90

}

devices {

device {

vendor "DELL"

product "Shared PERC8"

hardware_handler "1 alua"

path_grouping_policy failover

prio alua

path_checker tur

rr_weight priorities

failback immediate

no_path_retry fail

path_selector "round-robin 0"

flush_on_last_del no

user_friendly_names "yes"

alias_prefix "mpath-sperc"

features "0"

fast_io_fail_tmo 5

}

}

SLES 12

defaults {

verbosity 2

polling_interval 10

uid_attribute "ID_SERIAL"

checker_timeout 90

}

devices {

device {

vendor "DELL"

product "Shared PERC8"

hardware_handler "1 alua"

path_grouping_policy failover

prio alua

path_checker tur

rr_weight priorities

failback immediate

no_path_retry fail

path_selector "round-robin 0"

flush_on_last_del no

user_friendly_names "yes"

alias_prefix "mpath-sperc"

features "0"

fast_io_fail_tmo 5

}

}

blacklist {

wwid "<WWID of OS VD>"

}