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High Availability Architecture
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High Availability Architecture

Official account for High Availability Architecture.

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Recent Articles

Latest from High Availability Architecture

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High Availability Architecture
High Availability Architecture
Apr 22, 2024 · Backend Development

Debugging Redis Lettuce Timeout Issues in a Spring Cloud Backend

An in‑depth investigation of a Redis timeout problem in a Spring Cloud backend reveals that the Lettuce client’s Netty EventLoop threads become blocked by synchronous Pub/Sub callbacks, causing socket buffer buildup, and proposes solutions such as increasing I/O threads or off‑loading processing to avoid the issue.

LettuceNettyRedis
0 likes · 15 min read
Debugging Redis Lettuce Timeout Issues in a Spring Cloud Backend
High Availability Architecture
High Availability Architecture
Apr 19, 2024 · Fundamentals

Comprehensive Guide to Effective Code Review Practices

This article presents a thorough guide on modern code review, covering its importance, common obstacles, preparation steps, automation tools, good and bad commit messages, mindset, code quality principles, review workflow, and practical tips for overcoming challenges and improving team engineering culture.

Best PracticesCode Reviewautomation
0 likes · 21 min read
Comprehensive Guide to Effective Code Review Practices
High Availability Architecture
High Availability Architecture
Apr 15, 2024 · Information Security

Evolution and Design of Login Authentication Systems

This article reviews the historical evolution of login authentication—from simple username/password in monolithic apps to token mechanisms, unified account centers, OAuth, and sub‑tokens—while also presenting modern one‑click, trusted‑device, and facial‑verification login methods and future AI‑driven security trends.

OAuthidentitylogin
0 likes · 13 min read
Evolution and Design of Login Authentication Systems
High Availability Architecture
High Availability Architecture
Apr 11, 2024 · Backend Development

Understanding Netty's Core Architecture, I/O Models, Memory Management, and High‑Performance Components

This article provides a comprehensive overview of Netty's core layers, protocol support, transport services, logical architecture, various I/O models, packet framing techniques, custom protocol design, write‑and‑flush behavior, off‑heap memory management, and high‑performance data structures such as FastThreadLocal and HashedTimerWheel.

IO ModelJavaMemory Management
0 likes · 26 min read
Understanding Netty's Core Architecture, I/O Models, Memory Management, and High‑Performance Components
High Availability Architecture
High Availability Architecture
Mar 21, 2024 · Operations

Applying Chaos Engineering to WeChat Pay: Design, Implementation, and Outcomes

To improve the ultra‑high availability of WeChat Pay, the team introduced chaos engineering using multi‑partition isolation, controlled blast radius, automated fault injection, and systematic risk discovery, detailing the design, execution, automation, and results of this reliability‑focused initiative.

Fault InjectionReliabilityWeChat Pay
0 likes · 18 min read
Applying Chaos Engineering to WeChat Pay: Design, Implementation, and Outcomes
High Availability Architecture
High Availability Architecture
Mar 6, 2024 · Backend Development

Performance Optimization Techniques: Replacing Protobuf with C++ Classes, Cache‑Friendly Structures, jemalloc, and Lock‑Free Designs

This article presents practical performance‑optimization strategies for high‑throughput C++ services, including replacing Protobuf with hand‑written classes, adopting cache‑friendly data structures, using jemalloc/tcmalloc instead of the default allocator, employing lock‑free double‑buffer designs, tailoring data formats for specific workloads, and leveraging profiling tools to measure gains.

CCache FriendlyOptimization
0 likes · 17 min read
Performance Optimization Techniques: Replacing Protobuf with C++ Classes, Cache‑Friendly Structures, jemalloc, and Lock‑Free Designs
High Availability Architecture
High Availability Architecture
Feb 22, 2024 · Artificial Intelligence

Understanding OpenAI’s Sora: A Breakthrough Text-to-Video Model

OpenAI’s newly released Sora text‑to‑video model demonstrates unprecedented high‑resolution, long‑duration video generation by encoding videos into latent space, applying diffusion with a transformer conditioned on text, and decoding back to pixels, marking a major leap in AI video synthesis and its potential applications.

AI video generationLatent DiffusionSora
0 likes · 14 min read
Understanding OpenAI’s Sora: A Breakthrough Text-to-Video Model
High Availability Architecture
High Availability Architecture
Feb 19, 2024 · Backend Development

Understanding Spring Transaction Propagation Mechanisms

This article explains Spring's seven transaction propagation behaviors—REQUIRED, SUPPORTS, MANDATORY, REQUIRES_NEW, NOT_SUPPORTED, NEVER, and NESTED—detailing how nested transactional methods interact, when new transactions are created or suspended, and how exceptions influence commit and rollback across different propagation settings.

Javapropagationspring
0 likes · 10 min read
Understanding Spring Transaction Propagation Mechanisms
High Availability Architecture
High Availability Architecture
Feb 1, 2024 · Backend Development

High Concurrency: Challenges, Caching Strategies, Rate Limiting, and Degradation

This article explains the concept of high concurrency, its challenges such as performance degradation and resource contention, and presents comprehensive solutions including various caching mechanisms, multiple rate‑limiting algorithms, and degradation and circuit‑breaker strategies to ensure system stability under heavy load.

Circuit Breakerdegradationhigh concurrency
0 likes · 43 min read
High Concurrency: Challenges, Caching Strategies, Rate Limiting, and Degradation