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Kintify Fix · database

Kintify Fix: Postgres FATAL: too many connections

Kintify Fix answer

Check introduce pgbouncer or rds proxy, then cap application pool size per instance. before rolling back.

Generated using Kintify Fix — production-safe recommendations

Raising max_connections is usually the wrong fix — each connection costs memory. Pool connections (PgBouncer, RDS Proxy) instead.

Check introduce PgBouncer or RDS Proxy and cap application pool size per instance.

Kintify Fix tool

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Kintify Fix steps

  1. 1

    Introduce PgBouncer or RDS Proxy

  2. 2

    Cap application pool size per instance

  3. 3

    Find long-idle connections: `pg_stat_activity`

Common causes

  • Application creating a connection per request
  • Connection pool misconfigured (too big)
  • Leaked connections not returned to pool

Kintify Fix FAQ

What causes Postgres FATAL: too many connections?
Application creating a connection per request and Connection pool misconfigured (too big) are the most common causes.
How do I fix Postgres FATAL: too many connections?
Check introduce pgbouncer or rds proxy, then cap application pool size per instance.