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High Availability Architecture
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High Availability Architecture

Official account for High Availability Architecture.

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Latest from High Availability Architecture

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High Availability Architecture
High Availability Architecture
Jun 19, 2025 · Artificial Intelligence

GIAC 12th Conference Highlights: AI, Cloud‑Native, and Large‑Model Innovations

The GIAC 12th Global Internet Architecture Conference in Shenzhen gathered experts from Kuaishou, ByteDance, Tencent, iFlytek and Bilibili to discuss large‑model industrialization, generative AI, AI safety, cloud‑native and multimodal technologies, presenting 59 cutting‑edge architectural cases and insightful talks from leading innovators.

AIArchitectureCloud Native
0 likes · 15 min read
GIAC 12th Conference Highlights: AI, Cloud‑Native, and Large‑Model Innovations
High Availability Architecture
High Availability Architecture
Jun 18, 2025 · Backend Development

How WeChat Reading Scaled Its Backend Architecture Over a Decade

Marking ten years of WeChat Reading, this article details the backend's evolution from a monolithic service to a multi‑layered, micro‑service architecture with robust storage, RPC frameworks, book data platforms, account system redesign, and AI‑driven content retrieval, highlighting the technical challenges and solutions behind its scalability.

AI Retrievalbackend architecturedata platform
0 likes · 18 min read
How WeChat Reading Scaled Its Backend Architecture Over a Decade
High Availability Architecture
High Availability Architecture
Jan 17, 2025 · Databases

Design and Implementation of a Multi‑Level Comment Storage System for Bilibili

This article presents a comprehensive design of Bilibili's comment service architecture, detailing the transition from TiDB to a multi‑level storage system based on Taishan KV, the data models, consistency mechanisms, retry and versioning strategies, and a hedging‑based degradation policy to ensure high availability under heavy traffic.

Taishan KVTiDBcomment system
0 likes · 13 min read
Design and Implementation of a Multi‑Level Comment Storage System for Bilibili
High Availability Architecture
High Availability Architecture
Jan 13, 2025 · Operations

Comprehensive Guide to High‑Availability System Architecture and Practices

This article provides a systematic overview of high‑availability system design, covering availability metrics, fault prevention, detection, recovery, capacity planning, service tiering, data layer resilience, monitoring, and the responsibilities of architects, SREs, and developers to ensure reliable, scalable services.

Fault Tolerancecapacity planningsystem architecture
0 likes · 30 min read
Comprehensive Guide to High‑Availability System Architecture and Practices
High Availability Architecture
High Availability Architecture
Nov 27, 2024 · Cloud Native

Apache Dubbo Triple X Protocol Adds Full HTTP/3 Support: Design, Configuration, and Performance

The article explains how Apache Dubbo's Triple X protocol now fully supports HTTP/3, detailing its design goals, performance advantages, configuration steps, code examples, and real‑world benchmarks that demonstrate significant latency reduction and reliability improvements in cloud‑native microservice environments.

Cloud NativeDubboHTTP/3
0 likes · 9 min read
Apache Dubbo Triple X Protocol Adds Full HTTP/3 Support: Design, Configuration, and Performance
High Availability Architecture
High Availability Architecture
Nov 22, 2024 · Backend Development

Designing a High‑Availability, Scalable Feed Stream System

This article introduces feed streams, explains their evolution from RSS to modern social feeds, classifies them by aggregation logic and display, discusses challenges such as real‑time performance and massive data, and presents a backend architecture with data models, pagination, write/read diffusion, and core publishing/reading workflows.

backend architecturedata modelingfeed stream
0 likes · 21 min read
Designing a High‑Availability, Scalable Feed Stream System
High Availability Architecture
High Availability Architecture
Nov 4, 2024 · Operations

Ctrip's Weak Network Identification Model: Design, Implementation, and Practice

This article details Ctrip's approach to weak network detection, covering background, data collection, processing, dynamic weighting algorithms, result output, deployment effects, and future plans, and provides practical code examples and threshold settings for improving mobile network performance.

Weak Network Detectiondata collectiondynamic weighting
0 likes · 26 min read
Ctrip's Weak Network Identification Model: Design, Implementation, and Practice
High Availability Architecture
High Availability Architecture
Sep 11, 2024 · Backend Development

Evolution of Ctrip Vacation Product Log System: From Single‑Table DB to ES + HBase Platform

This article details the evolution of Ctrip's vacation product log system—from a simple single‑table DB in 2019, through a platformized ES + HBase architecture with custom RowKey design, to a V3.0 version that adds business and supplier empowerment, scalable storage, advanced search, and flexible data presentation for billions of daily change records.

BackendESHBase
0 likes · 13 min read
Evolution of Ctrip Vacation Product Log System: From Single‑Table DB to ES + HBase Platform
High Availability Architecture
High Availability Architecture
Sep 4, 2024 · Backend Development

Three‑High System Construction: Performance, Concurrency, and Availability – A Backend Engineering Methodology

This article presents a comprehensive backend engineering methodology for building "three‑high" systems that simultaneously achieve high performance, high concurrency, and high availability, covering performance tuning, horizontal and vertical scaling, hot‑key mitigation, fault‑tolerance mechanisms, isolation strategies, and practical DDD‑driven design.

BackendDDDhigh-availability
0 likes · 26 min read
Three‑High System Construction: Performance, Concurrency, and Availability – A Backend Engineering Methodology
High Availability Architecture
High Availability Architecture
Aug 27, 2024 · Backend Development

Design and Implementation of a Double‑Write Migration Strategy for the Appointment Service Using a MyBatis Plugin

This article details the background, requirements, and evaluation of migration options for the appointment service, explains why a double‑write approach with a custom MyBatis plugin was chosen, and walks through the full‑sync, incremental sync, code refactoring, plugin implementation, switch‑over procedures, and post‑migration validation to achieve reliable data isolation and system stability.

Database MigrationJavaMyBatis
0 likes · 17 min read
Design and Implementation of a Double‑Write Migration Strategy for the Appointment Service Using a MyBatis Plugin