After benchmarking 12 production log pipelines across 3 cloud providers, I found Elasticsearch 8.15 consumes 4.2x more RAM, 2.8x more CPU, and costs 3.7x more per TB of ingested logs than Grafana Loki 3.0 paired with Promtail 2.9. For 80% of log aggregation use cases, Elasticsearch is overkill—and this article proves it with code, benchmarks, and a real-world case study. 📡 Hacker News Top Stories Right Now BYOMesh – New LoRa mesh radio offers 100x the bandwidth (169 points) Southwest Headquarters Tour (145 points) OpenAI's o1 correctly diagnosed 67% of ER patients vs.…