CHAPTER 8
OCI Best Practice Architectures
In this chapter, you will learn how to
• Design Highly Available Disaster Recovery (HADR) OCI solutions
• Leverage OCI security features to protect your cloud infrastructure
High Availability (HA) and Disaster Recovery (DR) are interrelated concepts and go hand-in-hand with each other. A robust design that is fault tolerant, uses redundant components, and ensures application or system availability in a manner that is transparent to end users is considered an HADR architecture. The best HADR is when users do not even know that anything has failed because they experienced zero downtime and no loss of service. Disaster Recovery refers to the ability for systems to continue operating after an outage ...
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