Storage locations can potentially be very far apart, separated by thousands of miles, even around the globe. The...
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real consideration in selecting distance is that of latency.
Latency can exist in a data center, a campus or a metropolitan area even where you have fast dedicated networks. If there is any network bottleneck or congestion, or anything that causes delays, delays are latency, and those work against distance. So, when you're looking at long distances, don't just consider bandwidth; also evaluate the effective latency and understand the application's sensitivity to that delay.
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