Strong MERN production monitoring keeps SaaS stable under real traffic. Track latency, error rates, CPU load, and MongoDB query speed daily. Combine Morgan HTTP request logging with real-time app monitoring to catch issues early. The right monitoring tools for MERN connect technical health with revenue, retention, and long-term growth. 🚀 https://medium.com/@mukesh.ram/mern-stack-performance-monitoring-for-saas-applications-e38ad07e1954
