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PgBouncer in Django: What It Is and Why We Need It
October 30, 2025 · Vitalii Sventyi · 8 min read
Scaling Django applications means dealing with many database connections. Each request to the database opens a new connection. This is costly for memory, CPU, and database resources, especially under heavy loads. PgBouncer is a lightweight connection pooler for PostgreSQL. It helps manage these connections efficiently by reusing them, reducing the overhead caused by opening and closing connections for each request.























