Monitoring PostgreSQL activity

• Henny Staas
• 2025-12-21

Monitoring PostgreSQL activity with pg_stat_activity.PostgreSQL is incredibly powerful, but like any database, it needs occasional monitoring to stay healthy. One of the simplest and most useful tools for this is the built-in view pg_stat_activity. What Is pg_stat_activity?It is a system view that shows real-time information about every current connection to your PostgreSQL server. Run this…