This article explains how a government procurement platform built a hybrid cloud‑native “highway” solution using Dubbo to achieve reusable, tunnel‑based data synchronization across cloud and isolated island networks, detailing the background, challenges, design choices, implementation steps, and future roadmap.
This article explains Nacos's architecture, the principles of service registration and discovery, how Spring Cloud integrates Nacos through auto‑configuration and event listeners, and details the registration, heartbeat, and dynamic address update mechanisms used by Nacos servers and clients.
The article recounts a series of real‑world anecdotes exposing how excessive architectural ambitions—such as needless microservice fragmentation, ubiquitous message‑queue usage, multi‑level caching, over‑engineered design patterns, and configuration‑driven code—lead to wasted resources, maintenance headaches, and fragile systems, urging a return to simplicity.
This article outlines the goals, evolutionary stages, functional and non‑functional requirements, and detailed component design of a unified enterprise notification system that supports multiple channels, high performance, scalability, and seamless integration for modern distributed applications.
Learn how to implement elegant service shutdown and startup in microservice architectures using Java's shutdown hooks, Spring Boot's built-in mechanisms, Docker container signals, and external containers like Jetty, with code examples and best‑practice strategies to avoid traffic hitting unhealthy instances.
This article explains the fundamentals of microservice architecture, introduces Spring Cloud and its core components, and provides a step‑by‑step tutorial for building a distributed e‑commerce system using Spring Boot, Eureka, Ribbon, Feign, and related Spring Cloud features.
This article examines the governance of WeChat's NLP algorithm microservices, outlining the management, performance, and scheduling challenges they face and presenting solutions such as automated CI/CD pipelines, dynamic scaling, DAG‑based service composition, a custom tracing system, the PyInter interpreter, and an improved load‑balancing algorithm.
This article explains how to build a distributed task scheduling and dispatch system for PHP microservices by leveraging Redis and RabbitMQ, covering queue creation, node subscription, and providing complete code examples for both tools.
This article explains the challenges of traditional single-node data storage, introduces microservice architecture, and provides step-by-step PHP Swoole code examples for creating storage and retrieval microservices and a client script, demonstrating how to achieve scalable, fault‑tolerant distributed data storage and retrieval.
This article introduces the 12306 railway ticket system project, detailing its purpose for student learning, two deployment versions, extensive backend architecture, technology stack, code repository structure, design challenges, and resources to help learners master high‑concurrency distributed systems.
This article explains ACID properties of single‑node transactions, the challenges of multi‑data‑source operations, surveys common distributed‑transaction solutions such as 2PC, 3PC, TCC, status‑table and message‑queue approaches, and details the implementation of Seata's AT mode with lock and rollback mechanisms.
This guide explains how to install and configure the open‑source Pyroscope continuous profiler on a Kubernetes cluster, integrate it with Python, .NET, and Go microservices, and visualize low‑overhead flame graphs to identify performance bottlenecks and reduce cloud costs.
Facing rapid growth and complex service chains, HuoLala’s tech team designed LLRepeater, a Java‑based traffic replay platform that records, stores, and replays production traffic to improve test coverage, reduce manual effort, and enhance system stability, detailing architecture, core functions, challenges, and future plans.
This article explains why traditional centralized data lakes hinder modern software development, introduces the data‑mesh concept as a decentralized alternative, and walks through an e‑commerce microservice example with concrete steps, data‑API designs, and migration tactics to transition from a monolithic lake to a distributed data mesh.
This guide introduces Spring Cloud Tencent, a one‑stop microservice solution that integrates Spring Cloud with Tencent's Polaris service discovery, and provides step‑by‑step instructions—including building the project, adding dependencies, configuring application.yml, and running the application—to quickly set up a functional Spring Cloud Tencent service.
This article explains how to integrate feign-reactor with Spring Boot 2.7, covering OpenFeign features, reactive client setup, code examples, timeout configuration, and programmatic usage to enhance microservice communication.
This article explains the microservice architecture style, its evolution from monoliths, the technical challenges it introduces, compares leading open‑source solutions such as Dubbo, Spring Cloud Netflix, and Spring Cloud Alibaba, and details essential components like service registries, configuration centers, API gateways, tracing, fault tolerance, and monitoring.
The article details Meituan's design and deployment of a code‑change risk visualization platform—named Houyi—covering risk categories, system architecture, technical challenges, eight practical application scenarios, and future plans to enhance code analysis and risk detection.
This article provides a comprehensive overview of API gateways, covering their basic concepts, design considerations, key features such as routing, load balancing, resilience and security, and compares popular implementations like OpenResty, Kong, Zuul, and Spring Cloud Gateway.
This tutorial walks through setting up Apache Dubbo3’s Triple protocol in Node.js, from installing code‑generation tools and defining a protobuf service to generating TypeScript stubs, implementing the service, launching a Fastify server, and invoking the RPC via curl or a Dubbo client.
This article explains the need for full‑link monitoring in microservice systems, outlines its goals and functional modules, describes the core data structures of tracing such as Span and Annotation, and provides a detailed comparison of three popular APM solutions—Zipkin, SkyWalking and Pinpoint—covering performance impact, scalability, data analysis, developer transparency, topology visualization and community support.
This comprehensive guide explores the fundamentals of microservices, outlines their key characteristics, and presents the ten most popular microservice frameworks of 2023—detailing each framework’s main features and typical use cases to help developers choose the right tool for building scalable, resilient applications.
This article describes how Ant Group's funds technology team adopted a Serverless‑based architecture to overcome the inefficiencies of a monolithic SOFA application, redesigning their system into lightweight modules and a shared base to accelerate scenario‑driven innovation, reduce deployment time, and enhance developer productivity.
This article explains the fundamentals of the Spring framework and its ecosystem—including Spring Boot, Spring Cloud, and Spring Cloud Alibaba—detailing their core concepts, advantages, and how they interrelate to simplify Java enterprise and micro‑service development.
This article presents a detailed Spring Cloud Alibaba curriculum covering microservice architecture, service registration with Nacos, rate limiting with Sentinel, distributed transaction solutions, and practical hands‑on labs, providing video tutorials, documentation, and complete code samples for developers.
This article details the complete redesign of a large‑scale content ingestion platform, explaining why the original microservice‑heavy architecture suffered from low development efficiency and poor performance, how a monolithic‑plus‑plugin approach solved these issues, and the resulting 13‑fold speedup, 10‑fold batch improvement, and 70% latency reduction.
The article walks through the evolution of an enterprise‑wide unified push platform—from early fragmented modules to a fully service‑oriented architecture—detailing functional goals, non‑functional requirements, component design, and deployment considerations for high‑performance, highly available notification delivery.
This article explains how to generate, store, and validate login tokens across PC and mobile clients in a distributed microservice architecture, covering Redis storage, custom token entities, Spring service implementation, exception handling, client‑side storage utilities, and a custom annotation with an AOP aspect for request verification.
This announcement outlines a conference talk that explores how leading securities firms design and operate high‑fidelity, cloud‑native simulation environments to support testing, performance validation, and continuous delivery in modern financial IT architectures.
The article explains observability as the ability to infer any system state from external data, contrasts it with traditional monitoring, outlines challenges of high‑dimensional, high‑cardinality data and storage costs, and describes Didi’s hybrid MTL architecture that separates low‑ and high‑cardinality logs and metrics while linking them via TraceIDs to provide detailed, cost‑effective insight and streamlined debugging.
This article examines the challenges of maintaining data consistency across micro‑service boundaries, walks through real‑world payment and gifting scenarios, compares classic solutions such as 2PC, saga, TCC, local‑message tables and transaction messages, and finally recommends a pragmatic approach for building reliable distributed transaction mechanisms.
This guide introduces Spring Cloud, explains its core features such as configuration management, service discovery, circuit breaking, and distributed tracing, and walks through creating a simple microservices system with a config server, Eureka server, user service, and order service using Java and Spring Boot.
This article explains how observability—through logging, metrics, and distributed tracing—enables cloud‑native gateways to detect failures early, pinpoint problematic routes and services with Prometheus and SLS logs, and finally trace root causes using Arms xtrace, improving system reliability and stability.
This article details Ctrip’s API gateway architecture, describing its evolution to handle 20 billion daily requests through fully asynchronous processing, streaming forwarding, single‑threaded event‑loop design, and various performance and governance optimizations, while also covering multi‑protocol compatibility, routing, and module orchestration.
The article outlines the design and evolution of an enterprise‑level unified push notification service, detailing its modular to service‑oriented architecture, multi‑channel support, high‑performance non‑functional requirements, and the comprehensive components such as clients, notification, template, distribution, priority queues, adapters, analytics, and database layers.
This article explains how to solve the WebSocket message delivery problem in microservice architectures by using a lightweight library that provides an @EnableWebSocketLoadBalanceConcept annotation, detailing its design, connection management, message routing, and customizable selectors for targeted delivery.
This article introduces Spring Cloud Gateway as a unified entry for microservices, explains its core functions, advantages over Zuul, Maven dependencies, YAML routing configuration, detailed route components, filter types with code examples, custom global filters, execution order, and CORS solutions for backend development.
This article provides a comprehensive overview of Seata, a distributed transaction framework that ensures data consistency across microservices through four transaction modes: AT, XA, TCC, and Saga, each with distinct characteristics and use cases.
The article details how QQ Browser's content architecture was transformed from a fragmented micro‑service system into a single monolithic service with a plugin framework, dramatically improving processing speed, fault tolerance, and development efficiency while handling thousands of content types.
This article outlines Weibo's massive user‑scale challenges and presents a comprehensive high‑availability solution that combines capacity planning, distributed caching, micro‑service isolation, cross‑language RPC, service‑mesh governance, multi‑datacenter disaster recovery, containerization, and hybrid‑cloud scaling to ensure reliable service delivery.
By replacing over 90 fragmented micro‑services with a single‑process, plugin‑based monolith, QQ Browser’s content ingestion pipeline achieved up to ten‑fold throughput gains, near‑100 % CPU utilization, dramatically lower latency, and an 82 % reduction in development lead‑time through modern C++ design, fault‑tolerant Kafka buffering, and streamlined CI/CD.
This article explains Dubbo's three core capabilities—remote method invocation, intelligent fault tolerance with load balancing, and service registration/discovery—details its main components and ten architectural layers, and walks through the eight-step RPC call flow, providing a comprehensive overview of the backend framework.
This article introduces 35 high‑quality open‑source SpringBoot and SpringCloud projects, ranging from development scaffolds and admin systems to e‑commerce, HR, payment, seckill, blog, and ERP solutions, each with brief feature descriptions, technology stacks, and repository links for developers seeking ready‑made frameworks.
This article traces the evolution of Tencent's payment platform from its early PC‑centric design through three mobile payment phases, detailing architectural generations, availability measures, multi‑active strategies, and cloud‑native innovations that enable massive, reliable transaction processing.
This article details ZEEK Automotive's transition to a cloud‑native architecture, describing how the company adopted Kubernetes, containerization, micro‑service unification, and full‑link gray release to improve system stability, scalability, and development efficiency across its APP ecosystem.
This article explains the background of cloud‑native microservices, introduces the open‑source SkyWalking observability platform and its core components (Agent, OAP server, storage, UI), and demonstrates how to extend SkyWalking with custom plugins and tune its performance to minimize monitoring overhead.
This article examines three practical approaches for preventing external exposure of specific APIs—service isolation, gateway‑based Redis whitelist, and gateway‑plus‑AOP—evaluates their trade‑offs, and provides step‑by‑step Java code to implement the preferred AOP solution in a Spring Cloud environment.
This article details how Lixun Logistics migrated from an IDC‑based architecture to a fully cloud‑native environment using Alibaba Cloud Service Mesh ASM, addressing version‑upgrade challenges, heterogeneous system governance, complex operations, and achieving 40% faster operations and a 50% reduction in implementation time.
Facing growing microservice complexity, HuoLala designed a comprehensive fault‑drill system—covering management, tooling, and operations—to simulate failures, control blast radius, automate scenarios, and continuously improve resilience, ultimately reducing downtime and enhancing system stability across more than ten business units.
This article provides a comprehensive overview of typical microservice architecture components—including Nginx as the traffic entry, Spring Cloud Gateway, service registries, Redis caching and distributed locks, MySQL and Elasticsearch persistence, message queues, log collection, task scheduling, and distributed object storage—highlighting their roles, deployment patterns, and best‑practice considerations.
This article explains how to define, measure, and improve microservice reliability using availability metrics, the four golden signals, RED and USE methods, and practical SLI/SLO and MTTR practices, offering concrete guidance for effective service governance.
This article explains what microservices are, compares them with monolithic architecture, outlines their benefits and challenges, highlights the importance of observability, and reviews the top ten microservice frameworks and best‑practice guidelines for 2023.
Developers and architects can compare Apache Dubbo, Spring Cloud, gRPC, and Istio across architecture, performance, scalability, and governance, gaining clear guidance on selecting the right micro‑service framework and understanding each tool’s strengths, protocol support, and integration patterns for enterprise‑grade cloud‑native applications.
The author revisits two concise yet powerful books—‘Microservice Design’ and ‘Systems Thinking’—explaining how the former guides architects through microservice boundaries, deployment, and scaling, while the latter offers a systematic mindset for designing and governing complex software systems, making both indispensable for modern architects.
This article explains how measurement (SLI/SLO), governance (architecture refactoring, MTTx), and validation (chaos engineering, disaster drills) interrelate in microservice systems, illustrating how observability drives governance actions, governance improves metrics, and validation reinforces both through continuous testing.
This article explains the roles of load balancers and API gateways, compares their layer focus, features, and performance characteristics, and outlines when to use each technology—especially in micro‑service architectures and high‑throughput network entry points.
To improve stability and reduce costs during high‑traffic events, we replaced the Zookeeper‑dependent TBSchedule framework with a lightweight, Redis‑based distributed scheduler that decentralizes task execution, uses thread pools instead of timers, and supports dynamic scaling and seamless degradation for reliable order processing.
This article explains how to determine the shortest waiting time required to perform integration testing on a specific microservice when services have startup dependencies and individual load times, using a BFS‑based topological sort algorithm with a detailed Python implementation and complexity analysis.
The article explains why microservice governance—through measurement, targeted remediation, and verification—is crucial for maintaining system stability, reducing complexity, and improving availability in large‑scale, rapidly evolving architectures.
Spring Cloud 2023.0 (Leiden) milestone, built on Spring Boot 3.2, introduces updated dependencies, repository configurations, and early support for MVC Server in Spring Cloud Gateway, enhanced Kafka Streams handling in Spring Cloud Stream, Java HttpClient in OpenFeign, and upgraded Kubernetes integration, with source code and deployment links provided.
The ambassador pattern introduces an external sidecar proxy that offloads common client‑side networking concerns such as routing, resilience, logging, and security, enabling legacy or hard‑to‑modify applications to gain cloud‑native capabilities without changing their code.
This article explores how Spring Cloud Gateway (Hoxton.SR11) initializes predicate factories, binds configuration values, creates Route objects, and uses CachingRouteLocator and RouteDefinitionRouteLocator to locate and match routes at startup, detailing the underlying code flow and key classes involved.
This guide explains how to design a Kubernetes‑based architecture for a large‑scale online store, covering component containerization, auto‑scaling mechanisms, high‑availability deployment, continuous delivery, and monitoring integration to handle traffic spikes reliably.
This article explains how cloud‑native distributed systems achieve higher availability through resilience strategies such as load balancing, timeouts with automatic retries, deadlines, and circuit breakers, describing their placement across OSI layers, implementation options via libraries or proxies, and practical algorithm choices.
This article explains the motivation behind Backend‑for‑Frontend, compares naive and decoupled BFF implementation patterns, evaluates RESTful, GraphQL and RPC options, and presents a TypeScript‑centric RPC‑BFF solution with schema‑driven validation, type inference, introspection, code generation and advanced optimizations such as merge, batch, streaming, caching and deduplication.
To overcome Spring Cloud Gateway’s memory leaks, slow O(N) routing and complex reactive code, the team built a custom, thread‑per‑core Netty gateway with in‑memory O(1) route lookup, DAG‑based filter chains and an asynchronous client, delivering four‑times higher throughput (≈45 k QPS), ~19 ms ART, no leaks, and far‑reduced latency.
This article explains why circuit breakers are essential in microservice architectures, introduces Netflix's Hystrix library, details its design principles, shows step‑by‑step demos for Ribbon and Feign integration, and covers dashboards, Turbine, isolation strategies, request merging, caching, and related Spring Boot SPI mechanisms.
The article traces Bilibili’s Dynamic feed evolution from a legacy client‑server model to a four‑layer micro‑service architecture, detailing cache‑list storage, sharded relational and KV databases, and a push‑pull hybrid feed pipeline that balances massive write traffic, read efficiency, and future interest‑based recommendations.
Systems Theory, originating in the 1940s, provides a holistic framework for understanding and designing complex software architectures, emphasizing component interaction, feedback, and adaptability, with practical examples ranging from microservices and Kubernetes to chaos engineering, illustrating its impact on scalability, resilience, and modular design.
This article presents a comprehensive overview of a typical payment system architecture, describing the transaction core, payment core, service governance, asynchronous processing, performance testing, and practical production practices, while illustrating each component with diagrams and implementation details.
This article explains the eight built‑in Spring Security permission annotations, how to enable them with @EnableGlobalMethodSecurity, provides Java code examples for each annotation, and demonstrates their practical use in the Codeape Chronic Disease Cloud Management System for fine‑grained microservice authorization.
In a fast‑paced microservice project the author shares how rushed code reviews lead to loss of ownership, describes the "boy‑scout rule" and broken‑window effect, and offers concrete refactoring practices and resources to continuously improve code quality across a team.
This article explains the core principles of microservice architecture and demonstrates how to build a PHP‑based microservice system using Swoole, Lumen, RabbitMQ, and Consul, providing step‑by‑step code examples for installation, routing, and server setup.
The article systematically defines software architecture, distinguishes systems, subsystems, modules, and components, compares frameworks with architectures, explores TOGAF and RUP classifications, traces the evolution from monoliths to micro‑services, and presents concrete design principles and common pitfalls for building scalable, maintainable systems.
The article outlines the background, design, challenges, and future roadmap of a business search platform within the Weimob Operating System, detailing its architecture, event ingestion, index building, and retrieval services that enable low‑cost, high‑performance search across multiple business domains.
This article details Tencent's cloud load‑testing approach for handling massive traffic spikes during Chinese New Year, covering background challenges, model selection, script authoring options, data construction, report analysis, and real‑world case studies that demonstrate capacity planning and performance optimization.
A Tencent architect explains that effective software architecture requires clear distinctions between systems, subsystems, modules and components, understanding frameworks versus structural design, applying TOGAF classifications, evolving from monoliths to microservices, and following fifteen practical principles while avoiding common misconceptions such as over‑design and technology‑driven choices.
This article explores engineering architecture design, emphasizing value‑first decision making, layered and DDD architectures, technology selection criteria, and best practices for consensus, exception, logging, and monitoring to build scalable, maintainable, and secure software systems.
This article explains how service mesh complements Kubernetes by providing advanced traffic management, observability, and security for microservices, discusses common distributed‑system fallacies and service‑governance challenges, compares Istio with FloMesh, and explores future trends such as Wasm sidecars, ambient mesh, and eBPF.
This article walks through the importance of rate limiting in microservice architectures, compares Dubbo, Spring Cloud, and gateway approaches, explains token‑bucket, leaky‑bucket and sliding‑window algorithms, and provides step‑by‑step AOP implementations using Guava, Sentinel, and Redis with full code samples.
Spring Cloud 2022.0.4, built on Spring Boot 3.0.9, introduces module version updates, deprecations, and configuration changes—including discontinued components, migration to Micrometer Tracing, OpenFeign enhancements, and a detailed dependencyManagement snippet—for developers upgrading their microservice platforms.
This article examines the challenges of full‑link monitoring in micro‑service architectures, outlines the goals for an APM component, details core functional modules, explains Google Dapper’s Span‑Trace‑Annotation model, and compares Zipkin, SkyWalking, and Pinpoint across performance, scalability, data analysis, and deployment complexity.
This article explains the purpose of an API gateway, introduces Spring Cloud Gateway as a modern, WebFlux‑based solution, outlines its features, core concepts such as routes, predicates and filters, shows configuration examples, dynamic routing, and how to create custom predicates and filters for microservice architectures.
This article outlines a comprehensive, lightweight CI/CD automation solution built on DevOps principles, detailing the evolution from traditional deployment to containerized workflows, the design of a multi‑project, plug‑in task system, and practical implementation steps using GitLab CI, Docker, and Go.
This article explains Eureka's role as a Spring Cloud service registry, detailing its definition, core functions of registration and discovery, basic architecture, operational principles, and a step‑by‑step workflow that enables reliable microservice communication.
This article provides a systematic overview of Domain-Driven Design, explaining its origins, core concepts, modeling approaches, strategic and tactical design steps, service decomposition principles, and practical examples to help developers understand and apply DDD in complex software projects.
This article explains how Gaode's Information Business team tackled fragmented portal implementations across multiple industries by adopting the Gaode Business Framework (GBF) and domain‑driven design, achieving unified architecture, reduced duplication, improved reusability, and enhanced system stability and maintainability.
An in‑depth analysis of Amazon Prime Video’s monitoring service reveals how the team abandoned a costly serverless micro‑service architecture in favor of a streamlined monolith on EC2/ECS, cutting infrastructure expenses by over 90% while improving scalability, prompting industry leaders to reassess cloud‑native design assumptions.
This guide walks through setting up Seata's configuration and registry centers using Nacos, creating the required config files, initializing the database, and implementing account and storage services in a Spring Boot micro‑service project, complete with code samples and verification steps.
This guide explains how to achieve reliable message consistency in a Spring Boot 2.3.9 application using RocketMQ 4.8.0 by outlining the transactional message flow, broker handling, project structure, code implementation, and testing procedures.
Tim's Coffee transformed its legacy systems into a fully containerized, micro‑service, cloud‑native platform, using Kubernetes, Dubbo, ARMS, Prometheus and Grafana to boost deployment efficiency, scalability, cost savings, and observability, while tackling alert storms and improving development productivity.
This article explains how distributed systems handle business inconsistencies through compensation mechanisms, detailing rollback versus retry approaches, their implementation patterns such as explicit/implicit rollback, various retry strategies, and the trade‑offs between ACID and BASE consistency models for achieving eventual consistency.
This article explains how to achieve graceful service publishing using Nacos as a registration center in a Spring Boot microservice architecture, covering environment setup, provider startup and shutdown, client-side load‑balancing with Ribbon, and configuration tweaks for both online and offline scenarios.
This article explains the difficulties of performing gray releases in microservice architectures and presents full‑link gray release concepts, two implementation strategies—environment isolation and traffic routing—along with practical solutions using Istio, service‑discovery agents, tracing baggage, and Alibaba Cloud MSE integrated with ZadigX.
The article introduces Dubbo's upgraded Triple protocol—a HTTP‑based, gRPC‑compatible RPC protocol that supports both HTTP/1 and HTTP/2, streaming, and easy front‑end access, explains its design goals versus gRPC, showcases usage examples, and details multi‑language implementations and production adoption.
This article explains how Spring Cloud Gateway (Hoxton.SR11) creates and configures predicate factories, binds their Config objects, builds Route objects, caches them with CachingRouteLocator, and finally matches incoming requests to the appropriate route using asynchronous predicates.
This article describes the challenges of scaling a multi‑system operation log platform, proposes a new unified log schema, compares non‑intrusive and intrusive collection approaches using Canal and AOP/annotations, and outlines a rule‑engine‑driven migration strategy for legacy log data.
MOAT is a lightweight, multi‑dimensional rate‑limiting component designed to ensure system stability amid traffic spikes, offering configurable rules, automatic blacklisting, and a closed‑loop control flow, with detailed architecture spanning access, logic, data, and logging layers, plus client‑side SDK integration.
This article curates the most valuable Spring I/O 2023 video sessions—covering the latest Java version adaptations, Spring Framework and Boot innovations, cloud‑native deployments, security, observability, and architectural best practices—providing concise Chinese summaries so developers can quickly identify which talks merit deeper viewing.
This article explains how Feign relies on Ribbon for remote calls, details Ribbon's load‑balancing mechanisms, various balancing rules, and demonstrates how enabling Ribbon's eager‑load mode can pre‑warm clients to avoid the latency of the first request.
