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Showing posts from August, 2022

OCI Architect and IAM Details

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...