What are some effective tools for monitoring Node.js app performance?
There are several great tools for monitoring Node.js app performance, such as New Relic, AppDynamics, and Datadog. Each offers unique features.
Can you explain how New Relic works?
New Relic provides real-time performance monitoring by collecting data on response times, error rates, and throughput. It visualizes this data in dashboards.
Are there any open-source options?
Yes, open-source options include PM2, which has built-in monitoring, and Elastic APM, which integrates with the Elastic Stack.
How do I set up PM2 for monitoring?
To set up PM2, install it via npm, then use pm2 start your-app.js
and pm2 monit
to view the monitoring dashboard.
What should I look for in a monitoring tool?
Look for features like real-time monitoring, alerting, ease of integration, and detailed analytics to help diagnose performance issues.
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