This article shares Tencent’s extensive experience migrating massive self‑developed services to the cloud, covering motivations, business value, practical insights, the QQ migration case, and key lessons for improving efficiency, reducing risk, and embracing cloud‑native operations.
The talk presented a comprehensive strategy for boosting Kubernetes cluster efficiency by addressing fragmentation, over‑provisioned pod requests, and misaligned autoscaling through five techniques—pod compression, node over‑commit, HPAPlus, VPAPlus, and dynamic scheduling—implemented via mutating admission controllers, Prometheus analytics, and extended autoscaler components.
This guide explains the Gradle --continue option, shows a sample build script with a deliberately failing task, demonstrates command‑line runs with and without the flag, and reveals how Gradle executes remaining tasks while reporting all failures.
This guide explains how to configure Artifactory in Jenkins, set up server credentials, and use both a Jenkins Shared Library and a Jenkinsfile to automatically publish build artifacts to Artifactory as part of a CI/CD pipeline.
This article explains what Artifactory is, its role as a binary repository manager comparable to Git for binaries, and provides step‑by‑step instructions for installing, starting, stopping, accessing, and upgrading Artifactory on a Linux system.
This article explains what DevOps is, outlines Zhenkunxing's DevOps planning and design principles, describes the 3+1 architecture comprising a container cloud platform, microservice platform and development toolchain, and discusses implementation phases, current achievements, and future AI‑enabled DevOps directions.
In a QCon 2019 interview, Huawei Cloud’s DevCloud chief product evangelist Liu Heng explains the platform’s end‑to‑end, one‑stop DevOps services, its emphasis on security and trust, the role of AI and AIOps, and how cloud‑native practices are empowering enterprises across industries.
Alibaba’s journey from early LXC containers to massive Kubernetes clusters reveals scaling, performance, and operational challenges that led to the creation of the Open Application Model (OAM) and OpenKruise, offering a layered, role‑separated approach to cloud‑native application definition and delivery.
The article recaps Tencent Cloud’s Serverless operational suite—covering built‑in DevOps tools, logging, monitoring, auto‑scaling, and security—demonstrating how it replaces manual IaaS provisioning, accelerates development, and enables cloud‑native management, illustrated by a WeChat Mini‑Program album that cut build time from months to two weeks.
This guide introduces Nginx fundamentals, shows how to spin up a basic Nginx service with Docker‑Compose, explains HTTP, server and location contexts, and demonstrates practical front‑end‑friendly techniques such as forward proxy, load balancing, SSI, GZIP compression, anti‑hotlinking, HTTPS and caching.
The article explains the three-tier testing hierarchy (unit, interface, UI), the recommended test size distribution, mandatory versus optional test types, and how to implement automated unit testing within a DevOps workflow using version control, build tools, test frameworks, and feedback platforms.
The November 13 Helm 3 release eliminates Tiller, addresses major Helm 2 shortcomings such as template engine bugs, hook handling, and resource conflicts, and introduces a cleaner architecture that aligns Helm with modern Kubernetes practices while offering new features like multi‑cluster support and dependency checks.
This article explains the principles of DevOps, outlines an eight‑point requirement checklist for a Docker‑based DevOps environment, details the step‑by‑step workflow using GitLab, Docker, Jenkins, SonarQube, Harbor and Kubernetes, and then compares it with Serverless architectures, highlighting future trends.
This article details LeXin Medical's journey from a manually built Kubernetes cluster to the UCloud UK8S platform, covering the challenges of self‑hosting, the tools and processes used for migration, and the resulting improvements in logging, monitoring, CI/CD, and overall operational efficiency.
This article traces Alibaba’s evolution from monolithic apps to micro‑services and cloud‑native architectures, explains the open‑source Open Application Model (OAM) with its Component, Trait and ApplicationConfiguration concepts, showcases its design principles, and demonstrates how the EDAS platform implements OAM to simplify application deployment and operations.
The Cloud+ Community’s 29th technical salon on November 9 2019 in Shenzhen gathered Tencent and Jiwei experts to showcase efficient intelligent operations through AIOps practices, massive cloud migration strategies, the Blue Whale PaaS framework, Serverless DevOps best practices, and Kubernetes resource‑utilization techniques.
To overcome the painfully slow Jenkins plugin downloads experienced by Chinese users due to overseas servers and signed update‑center.json verification, the community configured the TUNA mirror together with a custom update‑center URL and key adjustments via the open‑source mirror‑adapter repository, enabling rapid, cost‑free plugin installation (especially with Simplified Chinese plugin 1.0.10).
The article explains the distinction between automated testing and test automation, why test automation is crucial for continuous testing in DevOps pipelines, and outlines practical steps and tools needed to implement effective test automation for maintaining quality and speed in modern software delivery.
The article analyses frequent Jenkins build failures caused by missing or outdated Maven dependencies, explains why they succeed locally but fail on CI, and proposes an AI‑driven dependency management feature for DevOps platforms to automatically detect and guide users toward proper artifact deployment.
This case study details Capital One’s evolution from a regional credit‑card unit to a data‑centric financial giant, highlighting its vision, data‑driven product strategy, big‑data analytics, AI‑powered customer service, cloud migration to AWS, and the DevOpsSec practices that enabled rapid, secure, and scalable innovation across banking, automotive finance, and digital services.
The "马哥Linux运维" public account, built on a technology‑first philosophy, shares high‑quality, non‑clickbait content and has compiled the 100 most‑read Linux operations articles from the past three years, offering a comprehensive resource for sysadmins and DevOps engineers.
The article explains how large organizations, especially U.S. government agencies, can adopt DevOps as a service by addressing cultural resistance, talent shortages, functional silos, authority‑to‑operate hurdles, and securing the toolchain and software supply chain through automation, training, and integrated security practices.
This guide explains how to achieve Jenkins high availability by deploying two Jenkins master nodes behind HAProxy, sharing Jenkins home via NFS, and configuring HAProxy load balancing and health checks, including detailed host setup, NFS and Jenkins installation steps, and test results.
This article provides a comprehensive tutorial on using Jenkins Pipeline environment variables, covering how to list, read, set, override, store boolean values, and capture shell command output, complete with practical Groovy code examples for CI/CD workflows.
The article recounts Lingque Cloud’s five‑year evolution toward a fully cloud‑native architecture, detailing its transition from container images to Helm charts, the adoption of Kubernetes, micro‑service governance, and the open‑source projects Kube‑OVN and Captain that address networking and Helm limitations.
Based on interviews with 31 executives from 27 companies, this article reveals over a dozen concrete advantages of automated testing—ranging from time and cost savings to enhanced coverage, security, and faster releases—across multiple sectors such as finance, healthcare, automotive, and telecom.
Gaode’s continuous delivery journey transformed its multi‑stage release process into a standardized, automated pipeline that delivers backend services within an hour, cuts manual effort, boosts release efficiency by up to 90%, and embeds early quality checks and data‑driven insights for faster, higher‑quality business value.
This article explains how UCloud's Rome product leverages HashiCorp Packer, combined with GitLab, Jenkins, and Terraform, to automate multi‑cloud image creation, dramatically reducing build time from hours to minutes while improving reliability and consistency across dozens of data centers.
This article introduces Alibaba's open‑source ChaosBlade tool, explains its experiment model and supported scenarios, shows how to install the ChaosBlade Operator on Kubernetes, and provides step‑by‑step instructions for creating, modifying, and cleaning up cloud‑native chaos experiments using both YAML resources and the blade CLI.
Understanding that automated testing is a complex activity, this article outlines four practical tips—comprehensive knowledge of the application’s user environment, blending technical and managerial expertise, forming a dedicated automation team, and fostering a cultural shift—to successfully integrate testing automation within a DevOps workflow.
This article presents a comprehensive case study of Etsy’s evolution in quality assurance, engineering culture, continuous integration, continuous delivery, and cloud migration, detailing the team structure, testing strategies, four core engineering principles, tool development, and the benefits of rapid, automated deployment pipelines.
This article provides a curated collection of Jenkins continuous integration tutorials, covering introductory topics such as Jenkins overview and installation, integration guides for tools like GitLab, Nexus, LDAP, and advanced practice articles on pipelines, containerized slaves, and monitoring, serving as a comprehensive resource for DevOps practitioners.
This article outlines the six-stage automated testing lifecycle methodology—from defining automation scope and selecting tools, through test planning, environment setup, script development, execution, and result analysis—providing practical guidance for improving software quality with efficient, resource‑conscious testing practices.
This article examines Etsy's engineering culture and operational practices, covering diversity and inclusion, the "Code as Craft" philosophy, blameless postmortems, the engineering rotation program, and the measurement of code coverage as a quality‑driving metric, illustrating how these initiatives foster continuous improvement and resilience.
This article explains how to add interactive user input to Jenkins pipelines by installing the Pipeline: InputStep plugin, configuring a Jenkinsfile with various parameter types, and reviewing the resulting console output, enabling more flexible DevOps workflows.
NGW (Node Gateway) is a Node.js‑based frontend access layer that sits between a unified gateway and business services, providing dynamic request routing, Redis‑driven configuration, a Tapable plugin system, and containerized CI/CD to enable serverless BFF/SFF architectures with rapid builds, high reliability, and dramatically reduced deployment effort across multiple Tencent Cloud projects.
This article explains how to integrate Jenkins with GitLab by using the HTTP Request plugin to send API calls, configure pipeline steps, and provides sample Groovy code and a summary of common GitLab API endpoints for operations such as project, branch, tag, and pipeline management.
This guide explains how to use Alibaba Cloud Toolkit to automate one‑click deployment of applications to Alibaba Cloud Container Service Kubernetes and to generic hosts, covering plugin installation, credential setup, Docker image packaging, and step‑by‑step deployment configuration to dramatically accelerate development workflows.
This article outlines Alibaba’s approach to scaling R&D efficiency across its 50,000‑engineer workforce, detailing the challenges of large‑scale development, agile and DevOps practices, value‑focused delivery, and systematic tools that enable sustained high‑quality software production.
The Ctrip Technology Salon gathered over 250 experts and practitioners from Ctrip, Huawei, NetEase and others to discuss how AI, automated testing platforms, DevOps, and natural‑language testing frameworks can dramatically improve test engineering efficiency and software quality.
The article explains how Serverless brings cloud‑native back‑end capabilities to front‑end developers, outlining its advantages, architectural concepts, code examples, and the practical challenges they must consider.
JD.com's Retail Technology and Data Platform orchestrated a full‑chain, four‑entry‑point stress test for the 11.11 shopping festival, introduced an upgraded Forcebot traffic‑recording tool, and implemented a "Quality Month" with ten safeguards to ensure system stability and prevent incidents during the massive sales event.
This article outlines practical DevOps techniques for building Jenkins CI/CD pipelines triggered by GitLab webhooks, detailing both push‑triggered pipelines and merge‑request pipelines, including configuration steps, token handling, code quality checks, and notification mechanisms to streamline automated builds and reviews.
This article shares a DevOps engineer's practical experience of deploying a container‑based build resource pool on OpenShift, managing an artifact repository, and optimizing Jenkins shared libraries with parameterized pipelines to improve CI/CD efficiency and reliability.
This article explains how to address three common SonarQube challenges—data instability across branches, difficulty assigning quality profiles, and project permission management—by creating per‑branch projects, using Jenkins pipeline scripts with Sonar REST APIs, and applying permission templates to streamline large‑scale code‑quality scanning.
This guide compiles ten practical Git and GitHub shortcuts, commands, and tricks—including keyboard shortcuts, URL modifiers, diff formats, and useful CLI commands—to help developers work faster and manage repositories more efficiently.
This article explains DevOps concepts, continuous integration, and how to build a Docker‑based DevOps environment that meets eight key requirements, then discusses Serverless computing, Alibaba Cloud's Serverless Application Engine and Function Compute, and forecasts the future impact of Serverless on cloud resource utilization and software development.
This article explains Baidu’s multi‑stage deployment process, the importance of health‑check monitoring between stages, and how rule‑based and AI‑driven checks automatically detect abnormal metric changes to reduce change‑induced outages and improve operational stability.
The Agile Release Train (ART) is a long‑lived, cross‑functional team of Agile teams that aligns business and technology missions, follows fixed cadence and shared principles, and delivers continuous value through defined roles, DevOps practices, and a continuous delivery pipeline within the SAFe framework.
This guide walks through the architecture of Prometheus, the key Kubernetes monitoring metrics, and step‑by‑step instructions to deploy Prometheus, Grafana, and Alertmanager on a K8s cluster, configure RBAC, set up ConfigMaps, expose services, import dashboards, and test alert notifications via email.
The Youzan PaaS team migrated its VM‑based test environment to a Kubernetes cluster—integrating GitLab, Jenkins, and Harbor—to cut hardware costs, simplify deployment via Dockerfiles, adopt cloud‑native standards, and gain faster integration cycles, better isolation, and advanced features such as node affinity, security contexts, persistent volumes, and ingress routing.
This comprehensive tutorial walks you through Ansible fundamentals, architecture, installation, core modules, playbook structure, variables, templates, handlers, tags, loops, and role‑based organization, providing practical examples and command‑line snippets to automate tasks across multiple Linux hosts efficiently.
This article surveys hacker culture, tracing its roots from 1950s MIT clubs to modern tech giants like Facebook, outlines core hacker values, shares insights from seminal works such as 'The Cathedral and the Bazaar,' and offers practical advice for cultivating a hacker mindset in today’s DevOps era.
This article presents a comprehensive case study of Huawei's three‑generation R&D evolution, SoftOpen Cloud's lean DevOps philosophy, detailed practices such as Scrum, Kanban, branch strategies, continuous delivery pipelines, tool support, and a comparative analysis of competing DevOps platforms.
This article explains the differences between CI, continuous delivery, and continuous deployment, then details a Jenkins‑based pipeline that uses Gradle, 4399AT, Sonar, GitLab, Tomcat, and Nginx to automate building, testing, and reporting for Android applications.
This article details how MaFengWo built and refined its large‑transportation development workflow over four phases—initial setup, rapid growth, business expansion, and future outlook—leveraging TAPD for agile iteration, issue tracking, test planning, Gantt‑based resource management, and DevOps integration to boost delivery efficiency and product quality.
The article explains continuous deployment within the SAFe framework, detailing its definition, role in the four‑stage continuous delivery pipeline, the four sub‑dimensions (deploy, verify, monitor, respond), essential skills for each stage, and why automation, version control, and proactive monitoring are critical for reliable, on‑demand releases.
This article explains SAFe’s Continuous Exploration practice, detailing how market‑centric hypotheses, collaborative research, solution architecture, and synthesis of vision, roadmap, and backlog drive innovation and alignment within the Continuous Delivery Pipeline, and outlines the skills, inputs, and outputs needed for effective PI planning.
This article explains the cloud‑native concept, traces its evolution from early container experiments at Google through Docker and Kubernetes to the rapid growth of CNCF, and outlines the key technologies, immutable‑infrastructure theory, and why 2019 marked a pivotal year for cloud‑native adoption.
Discover 14 leading application performance monitoring and load testing tools—including AgileLoad, Apache JMeter, AppDynamics, BlazeMeter, Dynatrace, and more—detailing their key features, pricing models, and unique advantages to help you build high‑performance, reliable systems.
This article documents a complete, tested procedure for modifying the domain name of an OpenShift 3.9 cluster from ocp6 to ocp7, covering two configuration methods, required file edits, service restarts, route updates, OAuth client adjustments, and common pitfalls with screenshots and command examples.
This article outlines the nine critical competencies—ranging from analytical thinking and effective communication to automation, DevOps, and project management—that empower software testers to deliver high‑quality applications and thrive in modern development environments.
This article provides an in‑depth, English‑language overview of Docker’s container architecture, networking stack, storage mechanisms, integration with cloud and OpenStack platforms, and its role in modern DevOps, PaaS, IaaS, and micro‑service ecosystems.
This article explains the evolution of Serverless computing from IaaS to FaaS, outlines five key advantages of cloud functions, and introduces the main development and DevOps tools that make building and deploying Serverless applications easier and more cost‑effective.
This guide explains how to build a Docker image that bundles a Jenkins slave with Maven and SonarScanner, and provides a Jenkinsfile that runs SonarScanner inside a Kubernetes pod to perform fast, automated code analysis as part of a CI/CD pipeline.
This article explains the background, principles, and step‑by‑step instructions for using a non‑intrusive domestic mirror to accelerate WebRTC dependency synchronization and compilation across macOS, iOS, Linux, Android, and Windows platforms, including proxy configuration and repository URL replacement.
A survey of 14 IT experts reveals how automation testing addresses real-world challenges such as data leaks, security scaling, rapid digital transformation, regression bottlenecks, continuous delivery, UI complexity, and cross-industry efficiency, highlighting its impact on product quality and time-to-market.
The article shares a senior agile practitioner’s interview detailing the pains of large‑scale agile transformation, the reasons organizations adopt SAFe, and the concrete benefits and changes experienced, while emphasizing the importance of safe, DevOps‑enabled delivery across many teams.
This article explains how UCloud’s KUN platform leverages Kubernetes Operators to simplify deployment and management of stateful distributed services like Redis, covering Operator fundamentals, design choices, Redis Operator features, scope handling, persistence, monitoring, and the overall benefits for DevOps efficiency.
This article explores the origins, architecture, and real‑world implementation experience of enterprise hybrid multi‑cloud, covering security solutions, resource pooling, IaaS/PaaS/SaaS layers, and common challenges such as data placement, network reliability, traffic routing, and standardization.
The article analyzes how unpredictable business volatility, digital transformation, and the convergence of Agile and DevOps will reshape software testing over the next ten years, emphasizing cross‑industry impact, automation growth, and the critical role of quality engineering.
This comprehensive guide presents essential Bash and command‑line techniques for Linux, macOS, and Windows, covering basic navigation, file manipulation, process management, networking, one‑liners, obscure utilities, and platform‑specific tips, along with practical code snippets and references to further resources.
This guide explains how to configure SonarQube scan parameters to automatically include the current GitLab branch name and commit SHA, enabling detailed code‑quality reporting within CI pipelines; it also shows the required command‑line flags and how to set up the Reporting section with GitLab credentials.
This article presents a comprehensive overview of Netflix's chaos engineering journey, detailing its origins, the development of the Simian Army tools, core principles, practical steps, and applications in Kubernetes environments, offering valuable insights for reliable DevOps practices.
This article documents a multi‑stage investigation of intermittent GitLab Runner build timeouts and hangs, describing the background, VM configuration, successive diagnostic steps using strace, iotop, perf, and storage‑driver adjustments, and concludes with performance test results and lessons learned.
This article introduces the Helm Hub China mirror, showcases award‑winning Helm charts from a cloud‑native app competition, and provides a detailed tutorial on creating, packaging, testing, and publishing your own Helm chart with practical code snippets and configuration examples.
This article explains how to use GitLab Open API for project creation, code initialization, and team code statistics through Node.js backend services, enabling unified project management and data-driven team productivity analysis.
This article presents a comprehensive Java architecture roadmap for developers with two to five years of experience, covering design patterns, engineering tools, distributed systems, micro‑services, performance tuning, low‑level fundamentals, and practical project experience while advising against side‑project distractions.
Interviews with 14 IT experts reveal that slow adoption, skill shortages, costly manual processes, and insufficient organizational support hinder automated testing, while opportunities exist through better tooling, containerization, and focused training to improve ROI and software quality.
This article provides an overview of Jenkins, covering its origins, key features, development history, web UI components, project types, parameter options, and trigger mechanisms, illustrating why it is a widely used open‑source automation tool in modern software delivery pipelines.
This article provides an in‑depth overview of logging strategies from Docker to Kubernetes, explains the security architecture of Kubernetes clusters, and outlines best‑practice deployment of the Kong microservice gateway within a Kubernetes environment, offering practical insights for cloud‑native DevOps engineers.
This article explains the origins of Agile and DevOps, compares their goals and practices, highlights their overlapping principles such as collaboration, small‑batch delivery, visualization, and continuous learning, and outlines how DevOps extends Agile to improve software delivery and operations.
Testin Pro is a cloud‑based mobile automation testing platform that details its network topology, server configuration, user roles, key functionalities such as online script recording and automated execution, and its integration with the bank's ATP DevOps pipeline to improve testing efficiency and resource utilization.
This tutorial walks through installing JDK and Maven on a CentOS server, cloning a Spring Boot Hello World project, building it with Maven, installing Docker, creating a Dockerfile, building and running the Docker image, and finally managing the container lifecycle.
This article walks you through the key findings of the 2019 Accelerate DevOps State of the Industry report, explains the four golden metrics, shows how to use Google’s minimal‑ist benchmark tool to compare your organization against industry baselines, and discusses the emerging service‑operations efficiency metric.
The talk presents the Dual‑Loop model of Continuous Delivery 2.0, explains how cultural change and rapid validation drive productivity, illustrates the approach with Flickr, LinkedIn and Google case studies, and introduces the Ten‑Times‑Speed principle for accelerating software delivery cycles.
Serverless, hailed by Gartner as the leading cloud trend, shifts computing from managing infrastructure to focusing on business logic through Function-as-a-Service, offering automatic scaling, cold-start mitigation, and integrated development tools, while introducing new architectural shapes, monitoring, and an expanding ecosystem of databases and orchestration.
This document provides a detailed, chapter‑by‑chapter guide to Jenkins, covering its fundamentals, installation on various platforms, management, integration with tools, pipeline creation for frontend, backend, and mobile projects, as well as container deployment and monitoring solutions.
This guide introduces Tekton, a Kubernetes‑native CI/CD framework, and walks through installing it on an OKD cluster, creating and running a simple Task and TaskRun, handling image pull issues, and verifying pipeline execution, providing practical commands and YAML examples.
The article explains why DevOps and SRE engineers top the 2019 StackOverflow IT job popularity list, outlines their responsibilities, career prospects, required skills, and provides practical advice for aspiring professionals.
This article explains the rise of Tekton as a Kubernetes‑native CI/CD framework, compares it with alternatives like Jenkins X, Spinnaker and Argo Rollout, and presents a practical case study showing how Tekton can automate complex stateful middleware deployments across multi‑cloud clusters.
This article chronicles the architectural evolution of the BeChat kindergarten parent platform, detailing three major redesigns—from a simple LNMP monolith to a Java‑based distributed system and finally a Dubbo‑driven microservice architecture—while outlining the technical motivations, challenges, and future plans such as Docker containerization, API‑gateway integration, and multi‑IDC deployment.
This article shares a DevOps consultant’s personal journey, detailing the diverse responsibilities, tools, and mindset required—from early full‑stack experience and virtualization research to CI/CD pipelines, infrastructure‑as‑code, security, load balancing, and fostering a DevOps culture across teams.
This article examines the evolution of Youzan's Opsflow workflow engine, detailing its architecture, components, and how it solved numerous operational challenges such as low customizability, lack of progress visibility, and fragmented approval processes, while outlining its current status and future roadmap.
The article recaps a Shanghai UCan afternoon tea tech salon where six seasoned experts shared practical Kubernetes and cloud‑native experiences, covering UCloud’s UK8S platform, network and storage integrations, tenant isolation, deployment automation, real‑world case studies from healthcare, workflow engines, service mesh, and small‑team adoption strategies.
This article explains how agile teams can plan and track work using iterations or sprints, outlines the benefits of iteration planning, provides step-by-step guidance for creating iteration plans, and demonstrates how to configure iterations in TFS to manage tasks effectively.
This weekly roundup highlights the CNCF security audit of Kubernetes and related projects, the archiving of rkt, several Kubernetes enhancements such as readonly interfaces and ephemeral containers, Istio's HTTP/2 DDoS fix, Knative v0.8.0 features, the krew plugin manager, Alluxio, and curated reading on microservices, ARM containers, WebAssembly, Helm charts, and a cloud‑native transformation case study.
This article outlines comprehensive best‑practice guidelines for building microservice systems, covering source‑code management, development environments, continuous integration and delivery, deployment packaging, automated rollout, feature‑flag usage, configuration handling, centralized logging and monitoring, autoscaling, external service integration, and team ownership throughout the service lifecycle.
This article explains why microservice architecture is essential for handling growing product complexity, outlines key requirements such as team autonomy, speed, automation, and flexibility, and provides concrete guidance on service boundaries, stateless design, eventual consistency, and security best practices.
This article explains how UCloud’s Packer builder automates the creation of consistent, versioned machine images across multiple cloud platforms, compares it with manual console methods, outlines the full lifecycle, provides practical JSON examples, and demonstrates integration with Terraform for seamless DevOps workflows.
