Connection Pooling

A middleware layer (e.g. PgBouncer) that multiplexes many client connections onto a small reusable set of backend connections to raise throughput and bound resource exhaustion.

grounded in: HN front-page trend 'PgBouncer scaling: A writeup on quadrupling connection-pooler throughput' + 'Database & infra performance tuning' theme (2026-07-12)

Connected concepts

Backpressure, Scaling diminishing returns, Rate limiting, Continuous batching, Inference economics