Runs page load time increases to 10+ seconds after Prefect 3 upgrade

After upgrading to Prefect 3, Runs page load time increases to approximately 10 seconds, even on clean database with only 5 total runs. Performance degradation linked to database query performance issue #16299.

Monitor Runs page load times after Prefect 3 upgrades using prefect.server.api.request.duration metric. Review database query performance metrics and slow query logs. Check issue #16299 for database-specific optimization steps including index recommendations. Consider database maintenance: VACUUM, ANALYZE, or equivalent for your database backend.