Enabling The Device-Mapper Multipath - Fujitsu ETERNUS2000 Connection Manual

Chapter 10 Setting Up and Checking the device-mapper multipath
> 10.2 For SLES
3
10.2.2

Enabling the device-mapper multipath

Execute the following command to enable the device-mapper multipaths.
# insserv boot.multipath multipathd
# chkconfig multipathd on
# chkconfig boot.multipath on
# /etc/init.d/boot.multipath start
# /etc/init.d/multipathd start
P3AM-4212-02ENZ0 ETERNUS2000 Disk storage systems Server Connection Guide (SAS) for Linux
Add the following lines at the end of the "devices" section
• For SLES11
devices{
device{
vendor
product
prio
path_grouping_policy
path_selector
failback
no_path_retry
}
}
• For SLES10
devices{
device{
vendor
product
prio_callout
path_grouping_policy
path_selector
failback
no_path_retry
}
}
The blacklist section is used to specify any internal disks or other devices that are to be
excluded from the multipath configuration. If required, refer to the Novell web-site for
details.
"FUJITSU"
"E2000"
alua
group_by_prio
"round-robin 0"
immediate
10
"FUJITSU"
"E2000"
"/sbin/mpath_prio_alua %d"
multibus
"round-robin 0"
immediate
10
26
End of procedure
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