Rust

OpenResty XRay May 24, 2024

OpenResty XRay Updated May 24, 2024 5 mins read

Pinpointing the Hottest Rust Code Paths with High Disk I/O (using OpenResty XRay)

Problem: high disk I/O
Spot the problematic Rust code paths
Automatic analysis and reports
What is OpenResty XRay

Problem: high disk I/O
Spot the problematic Rust code paths
Automatic analysis and reports
What is OpenResty XRay

OpenResty XRay Jan 22, 2024

OpenResty XRay Updated Jan 22, 2024 4 mins read

How to Locate Exceptions inside Rust Applications (using OpenResty XRay)

How to detect and analyze exceptions inside live Rust applications
Automatic analysis and reports
What is OpenResty XRay

How to detect and analyze exceptions inside live Rust applications
Automatic analysis and reports
What is OpenResty XRay

OpenResty XRay Dec 1, 2023

OpenResty XRay Updated Dec 1, 2023 5 mins read

Performance Impact of OpenResty XRay when Tracing Rust Apps (using OpenResty XRay)

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

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

OpenResty XRay Nov 20, 2023

OpenResty XRay Updated Nov 20, 2023 6 mins read

How CPU time is spent inside Rust’s Sled library (using OpenResty XRay)

Problem: high CPU usage
Use the guidede analysis feature of OpenResty XRay to spot the most CPU-intensive Rust code paths
Automatic analysis and reports
What is OpenResty XRay

Problem: high CPU usage
Use the guidede analysis feature of OpenResty XRay to spot the most CPU-intensive Rust code paths
Automatic analysis and reports
What is OpenResty XRay

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

OpenResty XRay Sep 5, 2024

OpenResty XRay Sep 5, 2024

A Quick Tour to OpenResty’s Web Console

A Quick Tour to OpenResty’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

OpenResty XRay Aug 4, 2024

OpenResty XRay Aug 4, 2024

How to Trace Exceptions inside PHP Applications (using OpenResty XRay)

How to Trace Exceptions inside PHP Applications (using OpenResty XRay)

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

OpenResty XRay Jul 26, 2024

OpenResty XRay Jul 26, 2024

Install OpenResty XRay’s Agents on Kubernetes cluster

Install OpenResty XRay’s Agents on Kubernetes cluster

Logging in to the Console
Installing the Agent on Kubernetes cluster
Configuring and Detecting Applications
Initiating Analyzers and Viewing Insights
Install Another Agent
What is OpenResty XRay

OpenResety Edge Jun 27, 2024

OpenResety Edge Jun 27, 2024

How to Automate Managing Gateway Servers in K8s Environment (using OpenResty Edge)

Photo by Yichun Zhang

Bind a Kubernetes to a gateway cluster
Test the result
What is OpenResty Edge

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