Comment on What Powers Instagram: Hundreds of Instances, Dozens of TechnologiesparentComments−nkohari14yDR is all about cost, though. It's likely to cost double (or more) to have two (essentially) identical systems in two different cloud providers -- whereas duplicating the same system in two different zones of one provider is nearly free.
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DR is all about cost, though. It's likely to cost double (or more) to have two (essentially) identical systems in two different cloud providers -- whereas duplicating the same system in two different zones of one provider is nearly free.