Novell LINUX ENTERPRISE SERVER 10 SP2 - STORAGE ADMINISTRATION GUIDE 05-15-2009 Administration Manual page 58

devnode_blacklist {
wwid 26353900f02796769
devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st|sda)[0-9]*"
devnode "^hd[a-z][0-9]*"
devnode "^cciss!c[0-9]d[0-9].*"
}
You can also blacklist only the partitions from a driver instead of the entire array. For example, using
the following regular expression would blacklist only partitions from the cciss driver and not the
entire array:
^cciss!c[0-9]d[0-9]*[p[0-9]*]
After you modify the
on your system, then reboot in order for the changes to take effect.
Afterwards, the local devices should no longer be listed in the multipath maps when you issue the
multipath -ll
Configuring Default Multipath Behavior in /etc/multipath.conf
The
/etc/multipath.conf
behaviors. If the field is not otherwise specified in a
that SAN configuration.
The following defaults section specifies a simple failover policy:
defaults {
multipath_tool
udev_dir
polling_interval 10
default_selector
default_path_grouping_policy
default_getuid_callout
default_prio_callout
default_features
rr_min_io
failback
Applying Changes Made to the /etc/multipath.conf File
Changes to the
you make changes, save and close the file, then do the following to apply the changes:
1 Stop the
2 Clear old multipath bindings by entering
/sbin/multipath -F
3 Create new multipath bindings by entering
/sbin/multipath -v2 -l
4 Start the
5 Run
mkinitrd
take effect.
58 SLES 10 SP2: Storage Administration Guide
/etc/multipath.conf
command.
file should contain a
"/sbin/multipath -v0"
/dev
/etc/multipath.conf
service.
multipathd
service.
multipathd
to re-create the INITRD on your system, then reboot in order for the changes to
file, you must run
section where you can specify default
defaults
section, the default setting is applied for
device
"round-robin 0"
failover
"/sbin/scsi_id -g -u -s /block/%n"
"/bin/true"
"0"
100
immediate
file cannot take effect when
to re-create the INITRD
mkinitrd
is running. After
multipathd