Gloowroot

 https://glowroot.org/

Features

• Trace capture for slow requests and errors
• Continuous profiling (with very handy filtering)
• Response time breakdown charts
• Response time percentile charts
• SQL capture and aggregation
• Service call capture and aggregation
• MBean attribute capture and charts
• Configurable alerting
• Historical rollup of all data (1m, 5m, 30m, 4h) with configurable retention
• Full support for async requests that span multiple threads
• Responsive UI with mobile support
• Optional central collector