High Availability Solutions. Shutterstock.com
In this series of blog posts, I’m going to look at some high availability reference architecture solutions over geographically distributed areas.
The Problem
Nowadays, when businesses plan a new service or application, it is very common for them to worry about ensuring a very high level of availability.
It doesn’t matter if we are talking about an online shop, online banking or the internal services of a large organization. We know users are going to expect access to services 24x7x365. They also expect to access data consistently and instantaneously. If we fail to meet their expectations, then they move to another provider and we lose money. Simple as that.
The other important aspect of providing online …
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