Category: Technology

In software delivery, a Blue Green deployment strategy is one where the old and the new instances of the application or microservice run in parallel at the same time in production, and a load balancer switches traffic from the older version to the newer version. There are many more details and nuances to Blue/Green deployment – read on! History of Blue Green Deployment In 2005, two developers named Daniel North and Jez Humble were tackling problems with their ecommerce website. Even with a good testing system in place, errors were still being detected in production, much later than they desired.