OpenResty's Official Blog for Technologies & Products

OpenResty XRay Jul 23, 2026

OpenResty XRay Updated Jul 23, 2026 6 mins read

How to Trace PHP Exceptions in Production Without Restarting

tutorial openresty-xray PHP Exceptions

• How to detect and analyze exceptions inside PHP applications
• Automatic analysis and reports
• What is OpenResty XRay
• FAQ

OpenResty XRay Aug 11, 2026

OpenResty XRay Updated Aug 11, 2026 5 mins read

PHP Memory Profiler: Locate the Largest Memory Objects in a Live PHP Process

tutorial openresty-xray php memory

• Symptom: a PHP process using high memory in top
• Profile the process with OpenResty XRay guided analysis to find the largest PHP objects
• Trace the largest object back to its source line
• Monitor PHP process memory automatically with Insights reports
• FAQ
• What is OpenResty XRay

OpenResty XRay Jun 26, 2026

OpenResty XRay Updated Jun 26, 2026 5 mins read

Pinpointing the hottest PHP code paths with high CPU usage (using OpenResty XRay)

tutorial openresty-xray PHP CPU

• Problem: high CPU usage
• Use the guidede analysis feature of OpenResty XRay to spot the CPU-hottest PHP code paths
• Automatic analysis and reports
• What is OpenResty XRay

OpenResty XRay Jun 26, 2026

OpenResty XRay Updated Jun 26, 2026 6 mins read

How CPU Time is Spent inside PHP Laravel Apps (using OpenResty XRay)

tutorial openresty-xray Laravel PHP

• Problem: high CPU usage
• Use the Guidede Analysis Feature of OpenResty XRay to Analyze CPU Distribution in Laravel Application
• Automatic analysis and reports
• What is OpenResty XRay

OpenResty XRay Jun 26, 2026

OpenResty XRay Updated Jun 26, 2026 2 mins read

Performance Impact of OpenResty XRay when Tracing PHP Apps

tutorial openresty-xray php overhead

• Process Performance Before Running Analysis
• Performance Impact When the Analyzer is Running
• Impact Measurement on Throughput and Latency
• What is OpenResty XRay