This guide walks you through Docker fundamentals—from understanding containers versus virtual machines, installing Docker, creating Dockerfiles, building and running images, to best practices and advanced commands—enabling you to containerize and deploy web applications efficiently across environments.
This guide explains how to install and configure the Jenkins Active Choice Parameter plugin, create Groovy scripts for dynamic build options, debug GitLab API calls with curl or Postman, and implement both basic and optimized Groovy code to retrieve project branches and tags using stored Jenkins credentials.
This article explains Platform as a Service (PaaS), covering its definition, public/private/hybrid models, key advantages such as faster development cycles and cost reduction, how it supports DevOps, integration scenarios, and factors to consider when choosing a PaaS solution.
The talk explains how traditional Backend‑for‑Frontend (BFF) architectures, burdened by high costs and slow releases, evolve into a Serverless For Frontend (SFF) model that uses lightweight Node.js functions, VM2 isolation, and CGroup resource control to enable rapid, cost‑effective deployments and improved team efficiency.
This article chronicles SegmentFault's evolution from a single‑instance VPS to a cloud‑native platform on KubeSphere, explaining why Kubernetes was chosen, how front‑end/back‑end separation reshaped the system, and the operational lessons learned for cost‑effective, automated deployments.
This article shares practical hints on designing microservice‑based business architectures, covering problem definition, measurable goals, logical and process views, autonomy standards, real‑world case studies, and DevOps metrics to improve development speed and quality.
This article provides a step‑by‑step guide to installing and configuring the ELK stack (Elasticsearch, Logstash, Kibana) on macOS and Linux, explains why ELK is useful for large‑scale log collection and analysis, and shares common pitfalls and troubleshooting tips.
This article provides a comprehensive overview of Platform as a Service (PaaS) and serverless computing, explaining their concepts, advantages, popular products, and how they differ in scalability, pricing, control, architecture, and vendor lock‑in for modern software development.
Discover 11 essential open-source Kubernetes tools—ranging from environment setup and feedback loops to IDE extensions—that streamline cluster management, simplify testing, and enhance developer productivity, helping both newcomers and seasoned engineers master cloud-native workflows.
Hulk is a Go‑based web service framework created by the short‑video R&D team to replace a PHP monolith, extending the unreleased GDP2 platform with business‑specific wrappers, a four‑layer architecture, and integrated monitoring, tracing, and deployment tools that dramatically boost development speed, runtime performance, and SRE efficiency for high‑traffic short‑video services.
This tutorial walks through pulling the MySQL image, creating NFS‑backed PersistentVolume and PersistentVolumeClaim, deploying MySQL on Kubernetes, verifying the pod, inserting sample data, and confirming the data is stored on the NFS server.
This article explains why observability is essential for DevOps, outlines four key practices—including production‑environment monitoring, structured logging, a DevOps‑focused culture, and pre‑deployment observability with remote debugging—to help teams detect, diagnose, and prevent issues throughout the software lifecycle.
This tutorial explains how to use Jenkins to integrate command‑line tools and webhooks for automating GitLab branch creation, covering API discovery, Postman testing, pipeline scripting, credential handling, shared library implementation, and final system configuration.
This article examines the concept of R&D efficiency, why many enterprises struggle to improve it, the common pitfalls such as siloed tools and metric obsession, and offers practical practices—from unified platforms to DevSecOps—to help slow its degradation and sustain productivity.
The 2021 Sysdig report analyzes millions of containers to uncover short lifespans, shifting runtime choices, rising use of Prometheus, prevalent security misconfigurations, image‑scanning practices, and emerging threats, offering actionable insights for organizations managing cloud‑native workloads.
This article provides a comprehensive introduction to Docker, covering its fundamental concepts, differences from virtual machines, step‑by‑step installation, creating Dockerfiles, building and running container images, publishing to registries, and practical best‑practice recommendations for modern cloud‑native development.
This guide explains what Tekton is, outlines its core CRDs, shows how to deploy it on a Kubernetes cluster, and provides a step‑by‑step example that builds, containers, and deploys a Spring Boot application using Maven, Docker, and Tekton pipelines.
This article outlines the technical and business goals, design architecture, technology selection, and operational considerations for creating a message center capable of handling 10,000 messages per second upstream and 1,000 downstream, while ensuring 100% high availability and easy integration with third‑party push services.
This article explains the fundamentals of CI/CD and pipelines, identifies eight common anti‑patterns such as lack of code‑as‑pipeline, slow execution, unstable results, misuse of production data, excessive complexity, tight coupling, zombie pipelines, and manual intervention, and provides practical causes and remediation strategies for each.
This guide demonstrates two methods to reset the Grafana admin password: directly editing the SQLite database file with SQL commands and using the grafana-cli tool, including all required shell commands and screenshots.
This guide explains how to configure GitHub Actions to automatically synchronize GitHub repositories with Gitee, covering the basics of GitHub Actions, synchronization methods, action selection or creation, required preparation steps, workflow syntax, and practical code examples.
This article examines Netflix’s open‑source Spinnaker platform, detailing its microservice architecture, GitHub‑based code management, GitHub Actions continuous‑integration workflow, and Halyard‑driven deployment process, including sample build.yml and version.yaml configurations, offering practical insights for cloud‑native DevOps implementations.
This article explains the fundamentals of microservices architecture, compares it with monolithic (integrated) systems, outlines the problems solved by microservices, details their advantages and disadvantages, provides a practical Java Spring example with code snippets, and discusses strategies for service decomposition and migration.
This article outlines a backend messaging center architecture that targets 10,000 messages per second inbound via RocketMQ, 1,000 messages per second outbound to third‑party platforms, and ensures 100% high availability using Spring Cloud Gateway, Kubernetes, Elasticsearch, and related technologies.
This guide walks through adding Sentry to a frontend project—explaining core concepts, Docker deployment, environment‑specific integration, webpack source‑map uploading, alert rule configuration, ownership assignment, webhook/GitLab extensions, and common pitfalls such as URL prefix handling and HTTPS DSN setup.
This article describes how New Oriental's APP team built and deployed an internal mobile continuous‑delivery platform that automates version management, build, testing, security hardening, and distribution, dramatically reducing release time and improving quality while addressing previous manual‑intensive processes.
The talk explains that achieving consistency in development processes, tool platforms, and personnel capabilities is essential for scaling software organizations without losing productivity, describing entropy, random complexity, the EPC model, and CLCT metric as practical ways to improve R&D efficiency.
This article introduces Jira Automation's no‑code features, explains its management interface, rule creation process, component types, smart values, and shares practical use cases such as scheduled backups, epic‑task automation, version syncing, and bug notifications to instant‑messaging groups.
This guide explains how to create a flexible, version‑controlled development environment on Linux using Docker containers and VSCode's Remote Development extensions, covering image construction, VSCode configuration, container user settings, and useful command‑line tools for an optimized workflow.
This article curates a collection of powerful command-line utilities—including ag, tig, mycli, jq, shellcheck, fzf, PathPicker, htop, glances, axel, sz/rz, cloc, tmux, script, and multitail—explaining their core features and how they can replace or enhance traditional tools for developers and system operators.
This article walks through deploying a Flask web service with GitLab CI/CD, covering Docker image creation, a comprehensive .gitlab-ci.yml pipeline, Kubernetes resource definitions, runner variable configuration, and how branch, tag, and manual review jobs orchestrate continuous integration, delivery, and deployment.
This tutorial walks through downloading and extracting Prometheus, configuring a MySQL exporter, launching Prometheus, installing Grafana, adding a Prometheus data source, installing the Zabbix plugin, and restarting services to build a complete monitoring stack on Linux.
This article explains the evolution from monolithic applications to microservices, outlines the advantages and disadvantages of both architectures, and provides practical guidance on when and how teams should adopt microservices to improve agility, scalability, and organizational efficiency.
This article outlines the five core competencies—automation, communication and collaboration, cloud computing, security, and operational support—that aspiring DevOps engineers need to master in order to deliver software quickly, reliably, and securely in today’s competitive market.
The article emphasizes that a CI/CD pipeline must be the exclusive route for deploying immutable artifacts to production, warning against direct local deployments, highlighting risks of lost traceability, and urging strict network-level controls to ensure only the pipeline can release code.
The article explains why test suites in enterprise DevOps must run quickly—ideally within five to fifteen minutes—to keep developers productive, and outlines common causes of slow tests such as unnecessary sleep statements, poor test data handling, and lack of event‑driven design, recommending refactoring and optimization.
On July 15, 2021, the China Academy of Information and Communications Technology unveiled the 2021 China DevOps Status Survey Report, detailing the nation’s digital transformation, the growing demand for rapid software delivery, the extensive multi‑company survey methodology, and key findings on DevOps adoption and future trends.
The article explains that the primary goal of unit, integration, and functional testing is to increase confidence in each new release, advocating fully automated test suites managed by CI/CD pipelines that run on every deployment and pull request, while discouraging manual test execution.
A global cybersecurity firm replaced its fragmented cron‑based build, test, and deployment processes with an automated Jenkins CI/CD pipeline, integrating GitLab, Docker, and monitoring tools to achieve continuous delivery, visibility, and faster, reliable releases across multiple projects.
This article outlines a complete backend technology stack for startups, covering language choices, core components, processes, systemization, and detailed selections for project management, DNS, load balancing, CDN, RPC frameworks, service discovery, databases, messaging, logging, monitoring, configuration, deployment, and operational best practices.
This article provides an extensive, English‑language guide to cloud native concepts, covering definitions, core technologies such as microservices, containers, orchestration, service mesh, DevOps practices, and practical insights for CTOs evaluating cloud adoption, with detailed sections on Docker, Kubernetes, networking, and ecosystem tools.
This article explains what Harbor is, why a private Docker registry is needed, and provides a detailed, command‑line tutorial—including installing Docker Compose, downloading and extracting Harbor, configuring it, and pushing images—complete with code snippets and screenshots.
This article examines why digital transformation projects often stumble, outlining the planning logic, stages of transformation, and the roles of DevOps, cloud computing, and technology in reshaping business models, operations, and talent development, while highlighting common failure causes and practical guidance for successful implementation.
This article provides a concise, question‑driven overview of Kubernetes, explaining the roles of master and node components, pod networking, scheduling, storage, service exposure, scaling, and controller interactions, while summarizing the essential objects and processes that power a cloud‑native cluster.
This article explains how Jenkins, the popular open‑source CI/CD tool, can be deployed and scaled using standalone servers, master‑agent configurations, and cloud‑native Kubernetes clusters, highlighting benefits such as automatic scaling, parallel builds, and cost‑effective resource utilization.
This article provides a step‑by‑step tutorial on building a DevOps pipeline that integrates Docker, Jenkins, GitLab, Maven, and SpringBoot, covering environment setup on CentOS, Maven pom configuration, Dockerfile creation, shell scripting for image building, multi‑machine deployment, and practical Jenkins job configuration.
This guide explains why Jenkins Shared Libraries are essential for reducing repetitive pipeline code in micro‑service projects, walks through creating and configuring a shared library, and demonstrates advanced usage with parameters, multi‑branch pipelines, and environment variable handling.
Ansible, a rapidly rising open‑source automation platform, lets operations engineers streamline workflows, boost efficiency, and cut human error by offering thousands of built‑in modules and a simple, agent‑less interface that’s easy for beginners yet powerful enough for complex tasks.
This article explains iptables fundamentals, its table and chain architecture, common command syntax with practical examples, and demonstrates how iptables is leveraged in Kubernetes and Istio Service Mesh to intercept and redirect pod traffic for advanced service‑mesh capabilities.
This article explains how ZheZhe leverages Jenkins as an open‑source, plugin‑rich CI scheduler to classify projects, manage unified build scripts and config files, orchestrate job creation, execution, and cleanup, and scale a mixed Linux/macOS build farm supporting thousands of daily compilations.
This guide walks through creating the necessary Kubernetes resources with a recommended YAML file, applying it, exposing the dashboard via NodePort, generating a service account and token, and finally accessing the dashboard through a browser for cluster monitoring and management.
This comprehensive guide walks you through Docker fundamentals, compares containers with virtual machines, explains core concepts, shows step‑by‑step installation, image building, container execution, and best practices, enabling you to containerize and deploy web applications efficiently.
The talk explains why enterprise‑grade development needs serverless—boosting efficiency, cutting costs, eliminating ops, and enabling elastic scaling—then positions serverless within microservices, showcases Tencent Cloud’s TEM platform built on EKS with plug‑in services, and demonstrates serverless middleware such as Pulsar‑based queues, highlighting developer, ops, and business advantages.
This article outlines practical shell‑script guidelines for automating system and application operations, covering script header conventions, formatting, error handling, safe use of commands, variable handling, file packaging, pipeline restrictions, concurrency locks, logging, and risk‑mitigation strategies to make automation both efficient and secure.
This guide explains the origins of GitOps, introduces Argo CD’s architecture and core concepts, and provides step‑by‑step instructions for installing, configuring, and operating Argo CD on Kubernetes, including CLI usage, cluster registration, application creation, synchronization, and health monitoring.
The article reveals that while DevOps has exploded with trends like Hybrid Deployments, DataOps, and GitOps, the overlooked but critical shift toward non‑invasive production debugging—providing code‑level observability without disrupting services—will become essential for modern DevOps teams.
This article explains how to design and deploy a highly available Redis architecture using Sentinel, covering failure scenarios, evaluation of common HA solutions, step‑by‑step configurations from a single‑node setup to a three‑Sentinel deployment, and practical tips such as using virtual IPs for seamless client access.
This article provides a comprehensive introduction to Docker, explaining how Linux containers isolate processes, how Docker packages applications and dependencies into portable images, and why Docker simplifies environment management, version control, sharing, and deployment for modern cloud‑native workflows.
To accelerate CI/CD pipelines, the article recommends using self‑hosted GitLab Runners on a private cloud to eliminate network bottlenecks, caching build dependencies locally, employing lightweight Alpine images for faster container pulls, and limiting job execution to changed files via the only:changes directive.
This article explains Jenkins declarative pipeline syntax, showing how to define pipelines, agents, stages, and steps with code examples—including simple and Docker‑based pipelines—and describes optional elements such as environment variables, options, tools, triggers, parameters, and post‑actions, providing a practical guide for DevOps practitioners.
This article explains the fundamentals of microservices architecture, outlines its core characteristics and key benefits, and discusses why specialized testing strategies—including system‑level and service‑level performance testing—are essential, while recommending several load‑testing tools for effective evaluation.
The article explores the rising DevOps trend of non‑invasive production debugging, explaining its advantages over traditional log‑based methods, detailing instrumentation techniques, showing code examples, and highlighting its impact on key DevOps metrics and industry adoption.
This article presents a comprehensive architecture design for a rapidly growing online education platform, covering background challenges, high‑availability and scalability goals, core design principles, a multi‑layer solution including application, infrastructure, service topology, unified technology stack, standardization, modular services, micro‑service migration, and database and DevOps strategies.
This article introduces Zabbix, an open‑source enterprise monitoring system, outlines its key features such as rich visualization, high availability, and diverse data collection methods, and provides a step‑by‑step guide to setting up server‑side automatic discovery and related actions.
This article provides a comprehensive overview of Argo CD, a Kubernetes‑native GitOps continuous deployment tool, covering its architecture, core components, supported manifest types, key features, installation steps, cluster configuration, application creation, and synchronization methods using both CLI and UI.
This article shares a comprehensive Ansible presentation, offering detailed slides that guide readers through core concepts, architecture, modules, and best practices to enhance their automation expertise, including real-world examples, workflow automation strategies, and tips for effective playbook development.
iQIYI’s Little Deer Chaos Platform injects faults and runs red‑blue attacks across production services, enabling teams to validate alerts, circuit‑breakers, and fail‑over mechanisms—demonstrated by video playback and membership service case studies—thereby fostering zero‑trust design, faster skill growth, and resilient cloud‑native operations.
This article introduces and compares fourteen widely used Jenkins alternatives—including BuildMaster, Microtica, GitLab, CircleCI, Bamboo, TravisCI, Semaphore, Buddy, Drone.io, GoCD, TeamCity, Buildkite, and Zuul—highlighting their key features, project URLs, and typical use cases for modern CI/CD pipelines.
Learn how to configure a Jenkins single‑branch pipeline to accept a branch name as a parameter, enabling dynamic code checkout by setting up a String parameter, using ${BranchName} in the pipeline script, and handling potential Lightweight checkout errors.
This article explains the core concepts of microservices, outlines their key benefits such as rapid delivery and scalability, discusses the need for specialized testing strategies, and reviews popular load‑testing tools to ensure reliable performance in distributed systems.
The Shanghai DevOps Best‑Practice Salon gathered experts from banks and tech firms to share real‑world experiences on DevOps adoption, lean R&D efficiency, agile pipeline construction, and DevSecOps integration, offering actionable lessons for modern IT operations.
Microservices, as lightweight, independent, and loosely coupled services, offer flexibility, rapid delivery, and scalability, but their distributed nature introduces performance challenges that require distinct testing approaches—both system‑level and service‑level—using advanced load‑testing tools such as InfluxDB, JMeter, CloudWatch, and Grafana.
Serverless has evolved from pure FaaS to a comprehensive stack that combines functions, databases, storage and low‑code platforms, enabling developers to become full‑stack engineers, empowering non‑technical staff to build applications quickly, and fostering an integrated ecosystem with seamless WeChat and third‑party extensions.
This comprehensive article explains the microservices architectural style, contrasts it with monolithic (integrated) architecture, outlines the problems solved by microservices, details design principles, splitting strategies, patterns such as Strangler and Rehab, and provides a complete Java SpringBoot example with code snippets and deployment instructions.
Fast builds are crucial for developers and operations teams because they provide immediate feedback on code quality, reduce CI server load, enable quicker production patches or rollbacks, and overall improve productivity, with ideal build times under five minutes and best practices to achieve this.
Effective artifact management and comprehensive version control are essential for CI/CD pipelines, ensuring that all source code, build scripts, configuration files, test data, database schemas, and infrastructure definitions are tracked, auditable, and reproducible across any environment.
Chanjet transformed its monolithic SaaS platform for millions of small‑business customers by adopting a cloud‑native, container‑based micro‑service architecture, enabling elastic scaling, reduced operational costs, unified data services, automated DevOps pipelines, and comprehensive observability across front‑end, back‑end, and infrastructure layers.
This article examines real-world database deletion incidents, the associated legal consequences, and how DevOps culture and operational best‑practices can turn such mistakes into learning opportunities rather than career‑ending failures.
This article explains microservices architecture, contrasting it with monolithic systems, outlines the problems it solves, lists its advantages and disadvantages, provides a concrete service example with code, and discusses strategies, principles, and patterns for splitting and evolving microservices.
The article emphasizes that a well‑designed CI/CD pipeline should automate the entire build and deployment process into a single command or script, enabling new developers to produce deployable artifacts quickly, while warning against excessive manual steps that hinder efficiency.
This comprehensive guide walks you through Docker fundamentals, compares virtual machines to containers, explains core concepts, shows step‑by‑step installation, image building, container execution, and best practices, enabling you to containerize a Vue project and deploy it with Nginx effortlessly.
This article explains the origins of DevOps, its evolution from agile practices, and how containers and Kubernetes enable a seamless, automated pipeline—from code checkout and build to testing, code analysis, artifact storage, image creation, and staged deployment—illustrated with real‑world Jenkins pipelines and logs.
This article explains the DevOps lifecycle—its definition, advantages, and seven continuous phases (development, integration, testing, feedback, monitoring, deployment, and operations)—and shows how automation and collaboration between development and IT operations accelerate high‑quality software delivery.
Whale is an event‑driven automated operations platform that lets developers package atomic tasks, users compose workflows, and a rule‑matching engine trigger them in real time via an event center, employing a StackStorm‑based execution engine for fault‑tolerant, cross‑datacenter orchestration and future AI‑enhanced self‑healing.
The article explains how to design DevOps pipelines with quality thresholds that allow individual feature branches to be tested, scanned, and selectively deployed or rolled back, emphasizing short‑lived branches, trunk‑based development, and feature toggles to avoid the problems of long‑lived feature branches.
The article explains why artifacts should be built only once and treated as immutable, using containers as the ideal vehicle, and warns against the anti‑pattern of rebuilding from source code at each pipeline stage, which slows pipelines and creates inconsistent production releases.
At ServerlessDays China 2021, CTO Wang Xiaobo explained how his team’s shift to a serverless‑first platform—driven by the need for rapid idea rollout, reduced operational overhead, and faster code‑to‑production cycles—reveals both the strategic advantages of serverless for accelerating monetization and the trade‑offs and pitfalls, such as microservice sprawl and workflow complexity, that must be managed through unified DevOps and architectural evolution.
This comprehensive tutorial walks through Docker installation on CentOS 7, explains container fundamentals and differences from virtual machines, details image creation, repository management, container lifecycle commands, networking, data sharing, and demonstrates automated builds and orchestration using Maven and Docker Compose for a full Spring Cloud micro‑service stack.
The article explains how to keep CI/CD pipelines reliable by using a single, identical artifact—such as a package, binary, or Docker image—across all environments, recommends externalizing configuration at runtime, and warns against the common trap of mismatched artifacts that cause deployment failures.
The article explains why comprehensive artifact management and strict version control of all application‑related files—including source code, scripts, configurations, and database assets—are essential for reliable DevOps pipelines, and outlines practical guidelines and common anti‑patterns to avoid.
This article identifies the most common obstacles teams face when adopting test automation—such as choosing approaches, selecting tools, managing data, and timing tests—and offers actionable solutions to help organizations implement effective, sustainable automation pipelines.
This article explains heterogeneous Docker image builds, demonstrates how to name and reference multi‑stage build stages for clearer Dockerfiles, shows how to limit builds with the target flag for debugging, and illustrates copying files from existing images such as nginx to streamline container creation.
This tutorial introduces Ansible, outlines its main features, guides you through preparing a lab environment, configuring hosts and the master node, and demonstrates common modules and command options with clear code examples for effective automation.
This article explains the origins of DevOps, its evolution from agile practices, its deep integration with containers and Kubernetes, and demonstrates a complete CI/CD pipeline using tools like Jenkins, Gogs, Nexus, and SonarQube to achieve automated, end‑to‑end software delivery.
This article provides a comprehensive overview of microservice architecture, covering its definition, history, comparison with monolithic and SOA approaches, core characteristics, practical implementation steps, common design patterns, advantages, challenges, and the mindset shift required for successful adoption.
The article explains how ForgeRock’s engineering team improves developer efficiency and product delivery by using Google Cloud’s native DevOps suite—including Cloud Code, Tekton, Cloud Build, and Container Registry—to streamline IDE workflows, enable end‑to‑end automation, and adopt a multi‑cloud strategy across GKE, EKS, and AKS.
This article details Qunar’s transition to cloud‑native containerization, describing the platform architecture, the technical hurdles encountered—including custom KVM hooks, logging visibility, Java remote debugging, and multi‑cluster performance—and the practical solutions implemented to achieve a stable, scalable production environment.
This article reviews thirteen popular Jenkins alternatives, highlighting their key features, integration capabilities, and pricing, to help development teams choose a more efficient, scalable, and secure continuous integration solution for modern software delivery.
The article warns that while microservices promise independent, scalable development, they often add unnecessary complexity for small teams, leading to duplicated effort, coordination challenges, and potential performance drawbacks if not applied judiciously.
This article explains the purpose and use cases of Kubernetes Jobs and CronJobs, walks through creating job and cronjob manifests with custom Docker images, demonstrates parallel pod execution, random naming, key parameters, and provides practical kubectl commands for deployment, monitoring, and troubleshooting.
