Resource dependency clause
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Defines a relationship between resources. A dependency is indicated by the keyword requires between two resource names.
IP_resource requires NIC_resource
In an atleast resource dependency, the parent resource depends on a set of child resources and a minimum number of resources from this resource set are required for the parent resource to be brought online or to remain online.
res1 requires atleast 2 from res2,
res3,res4,res5,res6
The above dependency states that res1 can be brought online or can remain online only when 2 resources from the resource set (res2, res3, res4, res5, res6) are online. The minimum number of resources required by the parent resource should be greater than or equal to 1 and less than the total number of child resources in the resource set.
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Service group dependency clause
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To configure a service group dependency, place the keyword requires in the service group declaration of the main.cf file. Position the dependency clause before the resource dependency specifications and after the resource declarations.
requires group_x
<dependency category>
<dependency location>
<dependency rigidity>
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