FATAL: sorry, too many clients already

Connection pooling explained through the failure it prevents, and why raising max_connections is usually the wrong fix.

FATAL: sorry, too many clients already. Abstract postgresql illustration in orange and dark grey on debugly.dev
Mode Reuses connection Works with
session after client disconnects everything
transaction after each transaction most applications
statement after each statement very limited

Published on debugly.dev by Rohit Bhadani | Founder of Krova Cloud