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OpenResty XRay Dec 5, 2023

OpenResty XRay Updated Dec 5, 2023 5 mins read

Install OpenResty XRay’s Agents on Ubuntu via Deb Packages

  • Logging in to the Console
  • Installing the Agent via Deb Packages
  • Checking the Agent Status and Logs
  • Configuring and Detecting Applications
  • Initiating Analyzers and Viewing Insights
  • Install Another Agent
  • What is OpenResty XRay
  • Logging in to the Console
  • Installing the Agent via Deb Packages
  • Checking the Agent Status and Logs
  • Configuring and Detecting Applications
  • Initiating Analyzers and Viewing Insights
  • Install Another Agent
  • What is OpenResty XRay

OpenResty Open Source Oct 20, 2023

OpenResty Open Source Updated Oct 20, 2023 4 mins read

Install OpenResty on Ubuntu 20.04 via apt-get

Photo by Ubuntu
xray request demo
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OpenResty XRay Jan 14, 2023

OpenResty XRay Jan 14, 2023

Automatic Analysis Reports in OpenResty XRay
Photo by Yichun Zhang
  • The Past
  • The Present
  • The Future

OpenResty XRay Nov 12, 2021

OpenResty XRay Nov 12, 2021

Ylang: Universal Language for eBPF, Stap+, GDB, and More (Part 1 of 4)
Photo by Yichun Zhang
  • What is Dynamic Tracing
  • Why the “Y” Name
  • Getting Started
  • Various Backends and Runtimes
  • Why a Unified Frontend Language
  • The Language Syntax

OpenResty XRay Aug 31, 2020

OpenResty XRay Aug 31, 2020

Introduction to Lua-Land CPU Flame Graphs
Photo by Guido Jansen
  • What is a Flame Graph
  • Simple Lua samples
  • Complicated Lua applications
  • Sampling overhead
  • Safety
  • Compatibility
  • Other types of Lua-land Flame Graphs

OpenResty XRay Aug 10, 2020

OpenResty XRay Aug 10, 2020

Memory Fragmentation in OpenResty and Nginx's Shared Memory Zones
Photo by Elena Mozhvilo
  • An empty zone
  • Filling entries of similar sizes
  • Deleting odd-numbered keys
  • Deleting the keys in the first half
  • Mitigating Fragmentation

OpenResty XRay Aug 4, 2020

OpenResty XRay Aug 4, 2020

How OpenResty and Nginx Shared Memory Zones Consume RAM
Photo by Jose G. Ortega Castro
  • Slabs and pages
  • What is allocated is not what is paid for
  • Fake Memory Leaks
  • HUP reload

OpenResty XRay Jan 21, 2020

OpenResty XRay Jan 21, 2020

How OpenResty and Nginx Allocate and Manage Memory
Photo by Harrison Broadbent
  • On The System Level
  • On The Application Level
  • For Traditional Nginx Servers
Latest Articles

OpenResty Open Source Oct 22, 2024

OpenResty Open Source Oct 22, 2024

OpenResty 1.27.1.1 Released
OpenResty 1.27.1.1 Released
  • Version highlights
  • Full Changelog
  • Feedback

OpenResty XRay Oct 10, 2024

OpenResty XRay Oct 10, 2024

Analyzing Tomcat Java Web Application Request Latency (Using OpenResty XRay)
Photo by Yichun Zhang
  • Analyzing Tomcat Java Web application request latency
  • Flexible filtering conditions for request capture
  • Detailed request information capture
  • PCAP packet capture functionality
  • Practical application examples

OpenResty XRay Sep 20, 2024

OpenResty XRay Sep 20, 2024

Analyzing CPU, off-CPU and Disk I/O Usage of Java Applications (Using OpenResty XRay)
Photo by Yichun Zhang
  • High CPU usage issues in Java applications
  • CPU blocking issues in Java applications
  • High disk I/O issues in Java applications
  • Supported Java versions and operating systems
  • Performance impact and overhead
  • Future plans

OpenResty XRay Sep 5, 2024

OpenResty XRay Sep 5, 2024

A Quick Tour to OpenResty XRay’s Web Console
A Quick Tour to OpenResty XRay’s Web Console
  • Introduction to Insight Page
  • Comprehensive Report Details
  • Dashboard Overview
  • Use Guided Analysis Feature to Analyze Online
  • Setting and Configuration
  • What is OpenResty XRay

OpenResty XRay Aug 12, 2024

OpenResty XRay Aug 12, 2024

Pinpointing the Python Code Paths with High Disk I/O (using OpenResty XRay)
Pinpointing the Python Code Paths with High Disk I/O (using OpenResty XRay)
  • Problem: high disk I/O
  • Spot the problematic Python code paths
  • Automatic analysis and reports
  • What is OpenResty XRay
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