Featured Articles

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dynamic-tracing
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openresty-xray bilibili
6 mins read

Resolving Bilibili’s major site incident with OpenResty XRay

Resolving Bilibili’s major site incident with OpenResty XRay

Photo by Yichun Zhang
openresty-xray
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nginx lua openresty off-cpu
6 mins read

When Lua IPC Pipes Block OpenResty or Nginx's Event Loops

When Lua IPC Pipes Block OpenResty or Nginx's Event Loops

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dynamic-tracing
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openresty-xray
26 mins read

The Wonderland of Dynamic Tracing (Part 1 of 3)

The Wonderland of Dynamic Tracing (Part 1 of 3)

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openresty-xray
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reports
10 mins read

Automatic Analysis Reports in OpenResty XRay

Automatic Analysis Reports in OpenResty XRay

Photo by Guido Jansen
nginx
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openresty lua cpu openresty-xray dynamic-tracing
19 mins read

Introduction to Lua-Land CPU Flame Graphs

Introduction to Lua-Land CPU Flame Graphs

Photo by Elena Mozhvilo
nginx
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openresty memory openresty-xray dynamic-tracing
10 mins read

Memory Fragmentation in OpenResty and Nginx's Shared Memory Zones

Memory Fragmentation in OpenResty and Nginx's Shared Memory Zones

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

How OpenResty and Nginx Allocate and Manage Memory

How OpenResty and Nginx Allocate and Manage Memory

OpenResty XRay reduce your CPU usage up to  90%
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Latest Articles

OpenResty XRay Jul 10, 2025

OpenResty XRay Updated Jul 10, 2025 10 mins read

How OpenResty XRay Thoroughly Analyzes Nginx Memory Corruption Issues

casestudy openresty-xray undo coredump memory nginx
  • A Nginx Crash Case That Kept the Operations Team Up All Night
  • How to Use OpenResty XRay to Precisely Capture the First Scene of Memory Corruption
  • How Secondary Development Accidentally Broke Nginx’s Lifecycle Management
  • A Nginx Crash Case That Kept the Operations Team Up All Night
  • How to Use OpenResty XRay to Precisely Capture the First Scene of Memory Corruption
  • How Secondary Development Accidentally Broke Nginx’s Lifecycle Management

OpenResty XRay May 23, 2025

OpenResty XRay Updated May 23, 2025 9 mins read

UDB + OpenResty XRay: Unlocking the Mystery of OpenResty Application Performance

openresty-xray undo lua udb
  • How OpenResty XRay Enhances Efficiency with UDB
  • Hands-On: Analyzing OpenResty Lua Call Stacks with UDB and OpenResty XRay
  • Advantages of Time-Travel Debugging
  • Summary
  • How OpenResty XRay Enhances Efficiency with UDB
  • Hands-On: Analyzing OpenResty Lua Call Stacks with UDB and OpenResty XRay
  • Advantages of Time-Travel Debugging
  • Summary

OpenResty XRay May 23, 2025

OpenResty XRay Updated May 23, 2025 5 mins read

Unveiling Python Code Execution with UDB

openresty-xray undo python udb
  • The Unique Value of UDB in Python Debugging
  • Enhancing Debugging Capabilities with OpenResty XRay
  • Real-World Example: Analyzing Python Network Request Call Stacks
  • Summary
  • The Unique Value of UDB in Python Debugging
  • Enhancing Debugging Capabilities with OpenResty XRay
  • Real-World Example: Analyzing Python Network Request Call Stacks
  • Summary

OpenResty XRay Jul 8, 2025

OpenResty XRay Updated Jul 8, 2025 6 mins read

Case Study: How to Trace a Memory Leak Caused by an LRU Cache Using OpenResty XRay

casestudy openresty-xray lru memory
  • The Silent Killer: How Invisible Memory Leaks Threaten Business Stability
  • A Deep Dive into a Memory Leak Investigation
  • From Predicament to Breakthrough: A Pinpoint Diagnosis
  • The Silent Killer: How Invisible Memory Leaks Threaten Business Stability
  • A Deep Dive into a Memory Leak Investigation
  • From Predicament to Breakthrough: A Pinpoint Diagnosis

OpenResty XRay Jul 2, 2025

OpenResty XRay Updated Jul 2, 2025 6 mins read

Performance Breakthrough: 60% DNS Optimization Success with OpenResty XRay

tutorial openresty-xray customer-story casestudy
  • When the “Lifeline” DNS Service Faces a Performance Crisis
  • How to Investigate the Culprit Step by Step with OpenResty XRay
  • Precision “Treatment”: Three Steps to Rebirth
  • Summary: What We Achieved in Just a Few Minutes
  • What is OpenResty XRay
  • When the “Lifeline” DNS Service Faces a Performance Crisis
  • How to Investigate the Culprit Step by Step with OpenResty XRay
  • Precision “Treatment”: Three Steps to Rebirth
  • Summary: What We Achieved in Just a Few Minutes
  • What is OpenResty XRay

OpenResty XRay Jul 2, 2025

OpenResty XRay Updated Jul 2, 2025 10 mins read

The Swiss Army Knife for Dynamic Tracing, How Ylang Tames Complexity

tutorial openresty-xray Ylang dynamic-tracing
  • Industry Pain Point: Why We Desperately Need a New Tracing Language
  • The Core Tech: What Makes Y Language a Game-Changer?
  • Ylang Syntax: The Familiarity of C, The Power of Advanced Tracing
  • Killer Applications: Solving Problems Beyond the Reach of Traditional Tools
  • Universal Platform Support: Y Lang Goes Everywhere
  • Compiler Wizardry: Forging a Superior Language with Superior Tools
  • Industry Pain Point: Why We Desperately Need a New Tracing Language
  • The Core Tech: What Makes Y Language a Game-Changer?
  • Ylang Syntax: The Familiarity of C, The Power of Advanced Tracing
  • Killer Applications: Solving Problems Beyond the Reach of Traditional Tools
  • Universal Platform Support: Y Lang Goes Everywhere
  • Compiler Wizardry: Forging a Superior Language with Superior Tools

OpenResty XRay Jun 27, 2025

OpenResty XRay Updated Jun 27, 2025 11 mins read

Why Dynamic Tracing is the Future of Production Troubleshooting

tutorial openresty-xray Ylang dynamic-tracing
  • The Unseen Crisis in Modern Software
  • Why Traditional Tools Are Failing
  • Dynamic Tracing: The New Paradigm for Troubleshooting
  • The OpenResty XRay Difference
  • From Firefighting to True Observability
  • The Unseen Crisis in Modern Software
  • Why Traditional Tools Are Failing
  • Dynamic Tracing: The New Paradigm for Troubleshooting
  • The OpenResty XRay Difference
  • From Firefighting to True Observability

OpenResty XRay Jun 17, 2025

OpenResty XRay Updated Jun 17, 2025 10 mins read

Deep Dive into Dynamic Tracing Technology: How OpenResty XRay Revolutionizes Problem Diagnosis

tutorial openresty-xray Ylang dynamic-tracing
  • Dynamic Tracing: A Powerful Tool for Solving Complex System Issues
  • Why Choose OpenResty XRay?
  • Product Focus: XRay Applications in Real-World Scenarios
  • Common Misconceptions and FAQs: What You Might Want to Know About Dynamic Tracing
  • Dynamic Tracing: A Powerful Tool for Solving Complex System Issues
  • Why Choose OpenResty XRay?
  • Product Focus: XRay Applications in Real-World Scenarios
  • Common Misconceptions and FAQs: What You Might Want to Know About Dynamic Tracing

OpenResty XRay Jun 17, 2025

OpenResty XRay Updated Jun 17, 2025 7 mins read

The Next Stop for Observability: How OpenResty XRay Redefines Problem Troubleshooting

tutorial openresty-xray Ylang dynamic-tracing
  • Why is Problem Troubleshooting Becoming Increasingly Difficult in Modern Software Architecture?
  • Trend Insights: The Future of Observability Technology
  • How Does Dynamic Tracing Technology Break Through Abstraction Layers?
  • Use Case: Real-time Statistics of Plugin Resource Consumption in Production Kong Services
  • Conclusion
  • Why is Problem Troubleshooting Becoming Increasingly Difficult in Modern Software Architecture?
  • Trend Insights: The Future of Observability Technology
  • How Does Dynamic Tracing Technology Break Through Abstraction Layers?
  • Use Case: Real-time Statistics of Plugin Resource Consumption in Production Kong Services
  • Conclusion

OpenResty XRay Jun 17, 2025

OpenResty XRay Updated Jun 17, 2025 7 mins read

Traditional Methods vs. Dynamic Tracing: A Revolution in Efficiency and Control

tutorial openresty-xray Ylang dynamic-tracing
  • A Revolution in Efficiency and Control
  • Dynamic Tracing: X-Ray Vision for Your Systems
  • From Flame Graphs to System Panorama
  • Why Choose OpenResty XRay?
  • The Future of Observability: New Frontiers in Dynamic Tracing
  • A Revolution in Efficiency and Control
  • Dynamic Tracing: X-Ray Vision for Your Systems
  • From Flame Graphs to System Panorama
  • Why Choose OpenResty XRay?
  • The Future of Observability: New Frontiers in Dynamic Tracing

OpenResty XRay Jun 17, 2025

OpenResty XRay Updated Jun 17, 2025 10 mins read

Why is Dynamic Tracing Difficult to Implement? How Does OpenResty XRay Break Through?

tutorial openresty-xray Ylang dynamic-tracing
  • Why is Problem Troubleshooting Becoming Increasingly Difficult in Modern Software Architecture?
  • Trend Insights: The Future of Observability Technology
  • How Does Dynamic Tracing Technology Break Through Abstraction Layers?
  • Use Case: Real-time Statistics of Plugin Resource Consumption in Production Kong Services
  • Conclusion
  • Why is Problem Troubleshooting Becoming Increasingly Difficult in Modern Software Architecture?
  • Trend Insights: The Future of Observability Technology
  • How Does Dynamic Tracing Technology Break Through Abstraction Layers?
  • Use Case: Real-time Statistics of Plugin Resource Consumption in Production Kong Services
  • Conclusion

OpenResty XRay Jun 17, 2025

OpenResty XRay Updated Jun 17, 2025 6 mins read

Self-Optimization: The Performance Evolution of OpenResty XRay

tutorial openresty-xray
  • Challenges and Pain Points
  • OpenResty XRay’s Self-Analysis Process
  • Remarkable Optimization Results
  • Technical Insights and Business Value
  • Conclusion
  • Challenges and Pain Points
  • OpenResty XRay’s Self-Analysis Process
  • Remarkable Optimization Results
  • Technical Insights and Business Value
  • Conclusion
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