Keynote: Cloud Native at Bharat Scale, How Rapido Scaled to 7+ Mi...
summary
Rapido runs 7+ million rides a day across 400+ cities on Google Cloud with 150+ microservices, tens of thousands of pods and billions of events, peaking near 200K rps. The stack uses Kubernetes, Istio, Prometheus, Thanos, Cert Manager and External DNS, all self-managed by a team of seven engineers. A real outage traces to DNS resolution; fixes include autoscaling kube-dns and nodes and rolling out a node-local DNS cache to cut latency.
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