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LPIC-3 High Availability and Storage Clusters
An engineer building a Load Balanced Cluster with LVS needs a floating virtual IP that automatically migrates between director nodes for redundancy. Which underlying protocol, listed in the Load Balanced Clusters objective, provides this virtual IP failover capability?
Explanation
Understand the concepts of LVS / IPVS Understand the basics of VRRP Configure keepalived Configure ldirectord
Configure and management of corosync in conjunction with Pacemaker
Understand the concepts of LVS / IPVS Understand the basics of VRRP Configure keepalived
A systems architect is designing a Pacemaker-based failover cluster and must be able to test proposed changes to the cluster configuration without applying them to the live cluster, then simulate the resulting resource actions before committing. Which two utilities from the Failover Clusters objective are most directly suited to this workflow?
Explanation
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