InfoQ - gRPC - News https://www.infoq.com InfoQ gRPC News feed Expedia Uses AI-Driven Service Telemetry Analyzer to Accelerate Incident Investigation https://www.infoq.com/news/2026/07/expedia-ai-observability-star/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=gRPC-news <img src="https://res.infoq.com/news/2026/07/expedia-ai-observability-star/en/headerimage/generatedHeaderImage-1783819381373.jpg"/><p>Expedia Group has introduced STAR, an internal AI-assisted observability platform that helps engineers investigate production incidents using service telemetry and LLMs. Built with FastAPI, Datadog, Celery, Redis, and Langfuse, STAR follows structured workflows to analyze telemetry, generate root cause assessments, and support incident response while keeping engineers in the loop.</p> <i>By Leela Kumili</i> OpenTelemetry Redis AI Assisted Coding Site Reliability Engineering Kubernetes Prompt Engineering API HTTP Monitoring gRPC GraphQL Incident Response Platform Engineering Observability Development AI, ML & Data Engineering Architecture & Design news Thu, 23 Jul 2026 14:15:00 GMT https://www.infoq.com/news/2026/07/expedia-ai-observability-star/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=gRPC-news Leela Kumili 2026-07-23T14:15:00Z /news/2026/07/expedia-ai-observability-star/en DoorDash Uses Envoy and Valkey for a 1.5M RPS Proxy Cache with 99.99999% Availability https://www.infoq.com/news/2026/07/doordash-entity-cache-proxy/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=gRPC-news <img src="https://www.infoq.com/styles/static/images/logo/logo_bigger.jpg"/><p>DoorDash has developed Entity Cache, a transparent proxy caching platform built on Envoy and Valkey to reduce redundant service-to-service requests across its microservices architecture. Operating within DoorDash’s service mesh, the platform serves over 1.5M requests per second with 99.99999% availability through caching, event-driven invalidation, failure handling, and performance optimizations.</p> <i>By Leela Kumili</i> Distributed Systems Reliability Service Reliability Valkey Availability Event Driven Architecture Apache Kafka Distributed Cache Envoy HTTP Algorithms Microservices Service Mesh Cloud Architecture Caching gRPC Backend For Frontend Performance Optimization Development Architecture & Design news Mon, 20 Jul 2026 13:53:00 GMT https://www.infoq.com/news/2026/07/doordash-entity-cache-proxy/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=gRPC-news Leela Kumili 2026-07-20T13:53:00Z /news/2026/07/doordash-entity-cache-proxy/en