# crm_attribute --attr-name symmetric-cluster --attr-value false
sles-1
, the database prefers sles-2
and both can fail over to sles-3
if their most preferred node fails.
Esempio 6.1. Example set of opt-in location constraints
<constraints> <rsc_location id="loc-1" rsc="Webserver" node="sles-1" score="200"/> <rsc_location id="loc-2" rsc="Webserver" node="sles-3" score="0"/> <rsc_location id="loc-3" rsc="Database" node="sles-2" score="200"/> <rsc_location id="loc-4" rsc="Database" node="sles-3" score="0"/> </constraints>