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CentOS High Availability
book

CentOS High Availability

by Mitja Resman
April 2015
Intermediate to advanced content levelIntermediate to advanced
174 pages
3h 46m
English
Packt Publishing
Content preview from CentOS High Availability

Configuring failover domains

The <rm> tag in the CMAN configuration file usually begins with the definition of a failover domain, but configuring a failover domain is not required for normal operation of the cluster.

A failover domain is a set of cluster nodes with configured failover rules. The failover domain is attached to the cluster service configuration; in the event of a cluster node failure, the configured cluster service's failover domain rules are applied.

Failover domains are configured within the <rm> RGManager tag. The failover domain configuration begins with the <failoverdomains> tag and ends with the </failoverdomains> tag. Within the <failoverdomains> tag, you can specify one or more failover domains in the following form:

<failoverdomain ...
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Publisher Resources

ISBN: 9781785282485Supplemental Content