To track application performance, use monitoring tools like New Relic or Datadog to gather data on response times, errors, and user interactions.

Tracking your application's performance is crucial for ensuring a smooth user experience and identifying areas for improvement. Begin by implementing monitoring tools like New Relic, Datadog, or Prometheus to collect and analyze performance metrics. These tools provide insights into various aspects of your application, including response times, error rates, and user interactions. Set up key performance indicators (KPIs) to gauge the overall health of your application. Common KPIs include average response time, server uptime, and the number of requests per minute. Monitoring these metrics over time allows you to identify trends and spot potential issues before they escalate. Utilize application performance monitoring (APM) tools to drill down into specific transactions and pinpoint bottlenecks within your application. These tools can track requests as they move through your system, helping you understand where delays occur and which components may need optimization. Additionally, consider using user experience monitoring (UXM) tools to gather feedback on how users interact with your application. This can help you identify areas that require improvement and understand the user journey better. Implement logging solutions, such as ELK Stack (Elasticsearch, Logstash, Kibana), to capture and analyze logs generated by your application. This provides valuable context for performance issues and helps in diagnosing errors when they arise. Finally, establish a regular performance review process. Schedule periodic assessments of your application's performance and use the data gathered to inform decisions about optimizations and improvements. By effectively tracking your application's performance, you can enhance user satisfaction and maintain a reliable service.