I Built a Multi-Region Pilot Light on AWS. The Diagram Was the Easy Part.

Most disaster recovery write-ups stop at the diagram. You get two boxes, an arrow labelled "replicate", and an RTO that was never measured. I wanted the rest of the story: real Terraform, a failover you can time, and a written answer for every trade-off including the ones that only look smart at demo scale. So I built a notes API across two AWS... Weiterlesen