Top Architect
Jun 29, 2020 · Databases
How to Size Database Connection Pools: Lessons from HikariCP and Real‑World Performance Tests
This article explains why a smaller database connection pool often yields better latency and throughput, illustrates the effect with Oracle and PostgreSQL benchmarks, and provides a practical formula (connections = (CPU cores × 2) + effective disks) for sizing pools in production systems.
Database Connection PoolHikariCPPerformance Tuning
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