High Availability Cheat Sheet

DevOps teams have often not enough time to check if the expected availability can be fulfilled with their brand new or changed application. It’s a high risk to agree on a “four nines” availability if you have no idea whether your architecture and service design is capable to deliver this. The yearly downtime with a four nines availability SLA is, for instance, less than 53 minutes.

However, I’ve created the cheat sheet which will guide you through this availability analysis.

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