Architecture Teardown: How Prometheus 3.0 Stores 1 Year of Metrics for 1k Microservices
29m ago · 17 min read · When a 12-person platform team at a Series C fintech scaled to 1,000 microservices in Q3 2024, their Prometheus 2.48 cluster hit a wall: 18-month metric retention required 42TB of SSD storage, cost $11,200/month, and query latency for 1-year ranges s...
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