“Everything fails, all the time” Werner Vogels, CTO at Amazon.
The Cloud Will Fail
Hurricanes, BIOS updates, earthquakes, DNS failures, SSL certificates, storms … these were responsible for the last years cloud outage in cloud services and traditional data center infrastructure. What do they have in common?
Bad luck? Bad practice? Consequences? Maybe, what they teach us is that we need a “Plan B”. If the core of our business is on the Internet, we need a disaster-proof infrastructure that enables us to stay on track (or recover) within a feasible time defined in our Business Continuity Plan. In this post I will focus on disaster recovery and its various facets. Before getting into the technical side, let me review some basics.