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System Design · Concept

Connection Pooling

Connection pooling reuses open connections between clients and a service. It can reduce the cost of maintaining many separate connections, but open connections still consume resources.

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  • TCP
  • UDP
  • memcached
  • web servers

Source: system-design-primer/README.md at master · donnemartin/system-design-primer · GitHub. Checked 2026-11-03.