Featured Articles

Photo by Yichun Zhang
dynamic-tracing
...
openresty-xray bilibili
8 mins read

How a Single "0" Took Down Bilibili — Every Server at 100% CPU, and Reboots Didn't Help

How a Single "0" Took Down Bilibili — Every Server at 100% CPU, and Reboots Didn't Help

Binary Vulnerability Scanning: Catch Backported Patches, Cut False Positives
security
...
vulnerability openresty-xray cve
10 mins read

Binary Vulnerability Scanning: Catch Backported Patches, Cut False Positives

Binary Vulnerability Scanning: Catch Backported Patches, Cut False Positives

Introduction to OpenResty XRay
openresty-xray
...
nginx
6 mins read

Introduction to OpenResty XRay

Introduction to OpenResty XRay

Nginx Reverse Proxy QPS Dropped 15x: A Missing upstream keepalive and an -O0 Debug Build
openresty-xray
...
case-study lua nginx off-cpu
4 mins read

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

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

Non-Invasive Java Profiler: Capture Method Arguments in Production Without a Java Agent
openresty-xray
...
java probe
4 mins read

Non-Invasive Java Profiler: Capture Method Arguments in Production Without a Java Agent

Non-Invasive Java Profiler: Capture Method Arguments in Production Without a Java Agent

Photo by Philip Brown
dynamic-tracing
...
openresty-xray
26 mins read

The Wonderland of Dynamic Tracing (Part 1 of 3)

The Wonderland of Dynamic Tracing (Part 1 of 3)

Photo by Jose G. Ortega Castro
nginx
...
openresty memory openresty-xray dynamic-tracing
13 mins read

How OpenResty and Nginx Shared Memory Zones Consume RAM

How OpenResty and Nginx Shared Memory Zones Consume RAM

Photo by Harrison Broadbent
nginx
...
openresty memory luajit openresty-xray dynamic-tracing
13 mins read

Nginx Memory Usage Explained: Where the RAM Actually Goes

Nginx Memory Usage Explained: Where the RAM Actually Goes

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Latest Articles

OpenResety Edge Aug 10, 2026

OpenResety Edge Updated Aug 10, 2026 8 mins read

How to Set Up a Simple Reverse Proxy and Load Balancer with OpenResty Edge

tutorial openresty-edge proxy upstream
  • Set up an OpenResty Edge reverse proxy and load balancer from the web console
  • Create an application and an upstream for your backend
  • Add a round-robin page rule
  • Release the config to every gateway node and verify with curl
Photo by Yichun Zhang
  • Set up an OpenResty Edge reverse proxy and load balancer from the web console
  • Create an application and an upstream for your backend
  • Add a round-robin page rule
  • Release the config to every gateway node and verify with curl

OpenResty XRay Aug 24, 2026

OpenResty XRay Updated Aug 24, 2026 20 mins read

Lua CPU Flame Graphs: Profiling LuaJIT in Production

nginx openresty lua cpu openresty-xray dynamic-tracing luajit
  • What Is a Lua CPU Flame Graph
  • Profiling simple LuaJIT apps: verifying accuracy
  • Profiling complex LuaJIT apps in production
  • Sampling Overhead
  • Production safety: not a single bit changed
  • Compatibility
  • FAQ
Photo by Guido Jansen
  • What Is a Lua CPU Flame Graph
  • Profiling simple LuaJIT apps: verifying accuracy
  • Profiling complex LuaJIT apps in production
  • Sampling Overhead
  • Production safety: not a single bit changed
  • Compatibility
  • FAQ

OpenResty Open Source Aug 24, 2026

OpenResty Open Source Updated Aug 24, 2026 2 mins read

OpenResty 1.17.8.1 released

openresty releases
  • OpenResty 1.17.8.1 released
  • Full Changelog
  • The Next Release
  • OpenResty 1.17.8.1 released
  • Full Changelog
  • The Next Release

OpenResty Open Source Aug 24, 2026

OpenResty Open Source Updated Aug 24, 2026 3 mins read

The OpenResty 10-Year Community Report: OpenSource Projects

openresty community
  • The OpenResty 10-Year Community Report: OpenSource Projects
  • Milestones Overview
  • Search Stats – an Increasing Trend
  • Contribution Stats – Rising Numbers
  • Final Thank You
  • The OpenResty 10-Year Community Report: OpenSource Projects
  • Milestones Overview
  • Search Stats – an Increasing Trend
  • Contribution Stats – Rising Numbers
  • Final Thank You
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