DoorDash Uses Service Mesh and Cell-Based Architecture to Significantly Reduce Data Transfer Costs

A diagram depicting Zone-aware routing between pods, where traffic is routed between pods in the same zone

In a recent move, DoorDash has significantly optimized its cloud infrastructure costs. The company faced increased cross-AZ data transfer costs when transitioning to a microservices architecture. To substantially reduce this cost, DoorDash implemented zone-aware routing with its Envoy-based service mesh, taking advantage of its Cell-Based Architecture.

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