High-availability cluster configuration

These topics describe how to plan, configure, start, and monitor high-availability clusters for HCL Informix®, and how to restore data after a media failure. If you plan to use a high-availability cluster, read all the topics within this section first. If you plan to use Informix Enterprise Replication, see the .

High availability and scalability, explains what a high-availability cluster is, how it works, and how to design client applications for a cluster environment.