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Reducing PostgreSQL Memory Use by Shrinking Idle Connection Pools

IT·实践 · 2026-11-10 21:55

A new experiment demonstrates that allowing HikariCP to reclaim excess idle connections can reduce PostgreSQL memory usage by approximately 29 MiB. However, this optimization requires balancing the memory savings against potential latency costs associated with rebuilding connections when traffic resumes.

Source: pvrlabs.xyz


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