OCI Architecture: ------------------------------ Region : it is a physical location of the oracle where the data centers are present, Localized geographic Areas consist of one or more availability zone. Availability Domains(AD) : AD are one or more fault-tolerant domains(data centers) inside a Region that connect with each other by low latency and high bandwidth ADs are isolated from each other, fault-tolerant, unlikely to fail simultaneously, and physical infrastructure is not shared between the Ads. Fault Domains (FD): grouping of hardware and infrastructure within an AD to provide anti-affinity, these are the logical data centers. Each AD has three Fault Domains(FD), logical Datacenter within an AD Resources placed in different FDs will not share a single point of hardware failure In any region, resources in at most ONE fault domain are being actively changed at any point in time, this means that availability problem...
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