
From AI Flame Graph Analysis to Verified Fixes: A Coding-Agent Optimization Loop with OpenResty XRay

OpenResty XRay Version 26.9.1. Now Available

Flame Graphs: How to Read a CPU Flame Graph and Find the Code Burning Your CPU

P99 Latency: Why Averages Lie, and How to Diagnose the Slowest 1%

Memory Leak Detection in Production: From RSS Curve to Source Line

Off-CPU Analysis: Four Root Causes Behind Low CPU Yet High Latency

OpenResty XRay Version 26.7.15. Now Available

OpenResty XRay AI Assistant: Making Every Piece of Analysis Data Speak

OpenResty Private Libraries: High-Performance Lua & Nginx Modules

OpenResty XRay Version 26.5.11. Now Available

Binary Vulnerability Scanning: Catch Backported Patches, Cut False Positives

OpenResty XRay Version 26.2.1. Now Available

How OpenResty XRay Enables Full-Stack Dynamic Tracing in Production

Introduction to OpenResty XRay

Hunting Down a Silent Memory Leak in OpenResty Without a Reboot

Nginx Reverse Proxy QPS Dropped 15x: A Missing upstream keepalive and an -O0 Debug Build

Fix LuaJIT RSS Memory Leak in OpenResty: Stop OOM Kills Without Restarts

How We Pinpointed a 244ms Latency Spike in a 500k QPS OpenResty Gateway

How to Diagnose Java Memory Leaks in Production — Without Heap Dumps or Restarts

When a "Black Box" Plugin Consumes 45% CPU: How We Pinpointed Lua Line 93 Without Source Code

OpenResty XRay Version 25.10.11 Now Available