Connection Management

Kill Idle PostgreSQL Sessions with SQL The connection count sits at max_connections, new clients are being refused, and pg_stat_activity is full of sessions that have run nothing for hours. Freeing the slots takes one statement, pg_terminate_backend(), but the choices around it decide whether the cleanup is safe: which …

Count PostgreSQL Sessions by State This PostgreSQL query returns a count of all server sessions grouped by their current state. It gives a fast at-a-glance view of how connections are distributed across active, idle, and problematic states. Purpose and Overview PostgreSQL tracks the state of every backend connection in …