AWS, one of the world's biggest cloud service providers, has launched edge locations - physical servers with software and services -- in
Delivering data from centralized servers could involve delays, or latency as it's called in internet parlance. Having servers at the 'edge' of the internet can eliminate long delivery routes whenever possible. This is done by optimizing routes by mapping paths across the internet to avoid trouble spots, compressing content, and replicating data packets. It is even done by keeping frequently used data in these `edges' so that they do not have to be fetched from remote data centres every time they are needed.
Cloud services have been a big hit with startups in particular, and increasingly with enterprises. Among Amazon's 8,000 customers in
Cloud services obviate the need to buy expensive computing infrastructure and software, because you can obtain these over the internet and pay only for what you use. This also means that you don't have to hire engineers to maintain your IT infrastructure. In short, clouds reduce cost dramatically.
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