New strategies to help your cloud deployment survive an outage

Many view the cloud as a fail-safe, always available environment. In reality, though, almost all the large cloud providers have suffered one or more major outages in the last 12-24 months. As magical as cloud can seem, these services are being provided by computing resources housed in a data center, and when that data center […]

What are cloud regions and availability zones?


If you use a public cloud, you’ve used availability zones (AZ), but what are they really? How do they fit into regions anyway? Let’s go over the basics. First, a region is not an AZ. No, I know what you’ve been told, but it’s not. A region must have at least one AZ within it, […]

Azure, availability zones, and stability


Generally speaking, a public cloud is more stable than your private servers. After all, in a typical public cloud data center, there are hundreds of thousands of servers. When one server goes down, or even if a few dozen do, it’s no big deal. But, as Murphy’s law dictates: “Anything that can go wrong will […]