Failover Solutions

In this chapter, the topic of failover solutions purposely follows the backup and recovery topics. Backup and recovery are the foundation for any well-run data center and are addressed at protecting and restoring business data. Failover solutions protect the application processes and protect against failures in the data center, so they are typically only implemented after the more basic operations and processes for data management are under IT administrative control.

If implemented correctly, failover solutions can help speed up or automate recovery from specific failure scenarios, such as hardware or software failures, helping maintain high levels of availability. If implemented and managed poorly, failover solutions can also ...

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