98 lines
2.6 KiB
Plaintext
98 lines
2.6 KiB
Plaintext
# This is a basic configuration file with some examples, for device mapper
|
|
# multipath.
|
|
# For a complete list of the default configuration values, see
|
|
# /usr/share/doc/device-mapper-multipath-0.4.8/multipath.conf.defaults
|
|
# For a list of configuration options with descriptions, see
|
|
# /usr/share/doc/device-mapper-multipath-0.4.8/multipath.conf.annotated
|
|
|
|
|
|
# Blacklist all devices by default. Remove this to enable multipathing
|
|
# on the default devices.
|
|
blacklist {
|
|
devnode "*"
|
|
}
|
|
|
|
# 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
|
|
}
|
|
#
|
|
# 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 "/sbin/scsi_id --whitelisted /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 "/sbin/scsi_id --whitelisted /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
|
|
}
|
|
}
|