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23 Sep 2016

Performance and Availability pitfalls in the Microservices Architecture — CQK Top 10

High performance and availability are always hard to achieve, and microservice architecture is no exception. In the microservices world, every user request sent to a frontend application triggers a cascade of remote calls. The frontend application calls API facades, API facades ask backend services, backend services communicate with databases and even more backend services. Statistics work against you. Latencies add up but failure probabilities combine by multiplication. The more services are engaged in a flow, the more threats for performance and availability.