This article explains the purpose, types, and practical benefits of maturity models for scaling Agile and DevOps in enterprises, outlining stage‑based and continuous models, design principles, and how they help teams assess current capability, set improvement goals, and continuously enhance delivery efficiency.
This article analyzes the pain points of iOS development at Xianyu—complex environment setup, massive CocoaPods downloads, and slow branch‑switch builds—and details a hybrid Docker‑based solution plus artifact caching that reduces build time from half an hour to under five minutes.
This article outlines the five key practices—adopting a developer mindset, mastering system engineering, gaining cloud experience, learning containers, and developing soft skills—required to become an effective DevOps engineer in today’s rapidly evolving tech landscape.
This article explains how to design a DevOps code management module that supports multiple version‑control systems, provides developer‑focused features and manager‑oriented reports, and integrates webhooks, REST APIs, and code‑quality analysis to improve efficiency and visibility across the development lifecycle.
This article provides a comprehensive overview of continuous integration and delivery, covering traditional release challenges, CI/CD concepts, Jenkins architecture, personal implementation experiences, and practical advice for mastering DevOps pipelines and automation.
This case study analyzes the Bank 4.0 transformation of traditional Chinese banks, detailing industry characteristics, historical challenges, open‑banking drivers, the ABCDII technology framework, DevOps tooling, metric systems, and a future ecosystem vision to guide digital and operational improvement.
This article explains Capital One’s data‑driven approach to creating a single trusted source for all internal software artifacts using JFrog Artifactory, detailing the motivations, implementation steps, release workflow, and the operational benefits achieved.
This tutorial explains how to install Jenkins on macOS using Homebrew, configure it as a launch agent, adjust JVM memory and garbage‑collection settings, set HTTP proxy, customize ports and prefixes, and create a complete launchd plist for a reliable 24/7 CI server.
This article explains how GitLab’s parent‑child pipeline feature and dynamic pipeline generation can be used to split complex CI/CD workflows, manage monorepos, trigger separate Windows and Linux builds, and automate configuration with Ruby scripts, improving performance and maintainability.
This article explores the relationship between Agile and DevOps, explaining their origins, narrow and broad definitions, how they address gaps between business, development, and operations, and presenting a capability growth model that highlights continuous delivery and lean principles as shared goals.
The 2020 Global DevSecOps survey reveals that CI/CD not only speeds up code releases but also automates many manual tasks, fundamentally changing the responsibilities of developers and operations engineers, blurring traditional role boundaries and creating new opportunities for automation and testing.
This article explains how GitLab CI/CD can be configured to run cross‑project pipelines, trigger downstream jobs, specify branches, and pass variables, illustrating the process with code examples and visual pipeline diagrams for continuous integration.
This guide explains what Tekton is, why a Kubernetes‑native CI/CD solution is advantageous, and provides step‑by‑step instructions—including required images, YAML manifests, and command‑line examples—to install Tekton, define tasks and pipelines, run a Go test pipeline, and troubleshoot common issues.
This tutorial shows Linux system administrators and DevOps engineers how to create a fully customizable, distributed monitoring dashboard by installing and configuring Prometheus, Pushgateway, and Grafana, writing a Bash script to push process metrics, and visualizing CPU and memory usage with Grafana panels and PromQL queries.
This article introduces Skaffold, a lightweight open‑source CLI tool for local Kubernetes development, explains its key features, shows step‑by‑step installation and a starter workflow, details the pipeline stages and architecture, and includes real‑world user feedback.
The article reviews Vue 3’s mid‑2020 status with three new SFC syntax‑sugar features, debates the future of front‑end/back‑end integration, evaluates popular data‑visualization frameworks, highlights security risks in Node.js’s legacy URL API, and showcases a DevOps‑based productivity tool and high‑performance mini‑program practices.
In this detailed Q&A, a Meitu SRE leader explains the relationship between DevOps and SRE, shares practical advice on team composition, monitoring, alerting, fault‑prevention design, and provides step‑by‑step guidance using Grafana, draw.io, and other tools to help organizations build reliable services.
To streamline Oracle SQL script reviews, this guide shows how to adapt the open‑source SOAR tool—originally built for MySQL—by defining custom rules, installing Go and Git, compiling the source, and integrating a web UI, enabling automated, 90% coverage of Oracle SQL checks.
This tutorial provides a comprehensive Docker quick‑start for Linux, covering installation, essential commands, container lifecycle, image management, and step‑by‑step containerization of a frontend project with Dockerfile creation, image building, container deployment, registry push, and common troubleshooting FAQs.
This article demonstrates how to extend a Jenkins CI/CD pipeline to communicate with external systems, specifically showing how to create a GitLab branch by researching the GitLab API, installing the HttpRequest plugin, handling credentials securely, and encapsulating HTTP calls in reusable Groovy functions.
This article provides a comprehensive guide to GitLab code review, covering environment setup, Git flow basics, review methods, configuration of approvals, templates, issue linking, Code Quality integration with CI/CD, step‑by‑step practice, and recommendations for choosing between Community and Enterprise editions.
This article examines Docker's early container platform, the evolution of Docker Swarm, the birth and architecture of Kubernetes, and compares their features, scalability, storage, and fault‑tolerance to explain why Kubernetes has become the dominant cloud‑native orchestration solution.
This guide explains why and how to use the Git Parameter plugin in Jenkins to enable dynamic branch selection for both Freestyle and Pipeline jobs, covering configuration steps, code examples, and best‑practice considerations for reliable CI/CD workflows.
This article compares major Git branching strategies—including Trunk‑Based Development, Git‑Flow, GitHub‑Flow, and GitLab‑Flow—detailing their workflows, advantages, drawbacks, and suitability for different team sizes and release cycles, and offers guidance on selecting the optimal model for your project.
After two months of intensive development, the team launched a new monitoring and alerting platform that transforms a legacy system into a service‑oriented solution, addressing pain points such as inflexible escalation, noisy alerts, and poor ownership while introducing phone alerts, automated escalation, Prometheus integration, and a unified rule engine.
This guide explains how to use the open‑source kubectx.manager tool to automatically merge several kubeconfig files into a single configuration, walk through installation, interactive merging steps, and recommends the powerful kubie plugin for fast context switching in Kubernetes environments.
This guide walks you through creating a dedicated GitLab account for Jenkins, generating and registering SSH keys, installing required GitLab plugins, configuring credentials and tokens, writing a Jenkins pipeline script, and automating deployment with password‑less SSH between servers.
This article categorizes the most popular 2020 DevOps tools across development, testing, deployment, runtime, and collaboration, explains why each tool leads its class, lists key advantages and competitors, and offers a practical checklist for assembling a full CI/CD pipeline.
This guide explains how to configure an Android project, write Python upload scripts for Fir.im and Pgyer, create a Jenkinsfile with checkout, build, and upload stages, set up Jenkins global variables and pipeline parameters, and run a full build‑test cycle to publish APKs via QR codes.
This article examines how DevOps adoption transformed the Agricultural Bank’s enterprise‑level R&D management system, detailing its evolution, the operational and cultural shifts introduced, and practical recommendations for integrating DevOps, agile, and continuous delivery at scale.
This article explores the breadth and challenges of operational data, outlines high‑level use cases such as knowledge graphs, automated fault assessment, unattended change management, and dynamic thresholds, and provides practical guidance for integrating these advanced scenarios into DevOps and AIOps workflows.
This tutorial introduces Nginx as a lightweight web, reverse‑proxy and mail server, explains core concepts such as reverse proxying, provides essential command‑line shortcuts, shows how to create startup scripts, and walks through HTTP/HTTPS proxy setups, load‑balancing strategies, multi‑app routing, static‑site serving, file‑server configuration and CORS handling.
The article outlines three essential Jenkins CI/CD practices—Configuration as Code, shared libraries, and multi‑branch pipelines—explaining their benefits for transparency, traceability, rapid recovery, code reuse, self‑service builds, and overall cost and quality improvements in an enterprise setting.
Facing massive, multi‑system log volumes, China Minsheng Bank’s big‑data team designed a real‑time intelligent log platform by integrating Ctrip’s open‑source Apollo configuration center with Elasticsearch, enabling centralized, versioned, hot‑reloading configuration, role‑based parameter management, and high‑availability deployment across thousands of servers.
This article examines the DevOps standard, highlights common pitfalls through two case studies, and offers practical implementation paths and guiding principles to help organizations successfully adopt DevOps across development, testing, and operations teams.
This article explains how version‑control system (VCS) workflows intertwine with CI/CD pipelines, compares GitFlow, GitHub Flow and GitLab Flow, and offers Android‑focused optimization tips to design efficient, automated release processes for mobile applications.
This article explains four concrete distinctions between declarative and scripted Jenkins pipelines—including code validation at start‑up, the ability to restart from a specific stage, options block handling, and conditional execution with when—illustrated with side‑by‑side code examples and screenshots.
This article describes Agricultural Bank's "1+1" development model that combines a comprehensive microservice development platform with an end‑to‑end DevOps workflow, enabling rapid, automated delivery of cloud‑native financial applications and achieving industry‑leading continuous delivery maturity.
This article explains how the PuYuan DevOps platform extends Jenkins pipeline tasks by categorizing atomic tasks, designing flexible database schemas for task templates and attributes, and implementing container-based environment isolation to support scalable, secure continuous integration and deployment across diverse enterprise environments.
This guide walks through downloading the mysql_exporter package, extracting it on a Kubernetes master, installing the binary, creating a dedicated MySQL user with proper permissions, configuring a password‑less client file, launching the exporter, and updating Prometheus via kubectl so MySQL metrics are exposed on port 9104.
This guide explains how to set up and use Jenkins multibranch pipelines—covering automatic branch and pull‑request discovery, conditional Jenkinsfile logic, GitHub webhook configuration, and troubleshooting—to create a fully automated CI/CD workflow for any Git‑based project.
In this technical diary I walk through three real‑world problems I hit while integrating MyBatis SQL fragments, debugging Groovy constant class compatibility, and crafting a reliable Bash startup script for Java services, sharing the root causes, error messages, and step‑by‑step fixes.
This article details how a bank's mobile marketing platform adopted DevOps practices—layered testing, automation with an in‑house platform, and metric‑driven measurement—to achieve rapid two‑week iterations, early defect detection, and higher product reliability while outlining future automation goals.
The Agricultural Bank’s Financial Small Shop project showcases how adopting DevOps practices—building automated pipelines, integrating quality gates, and leveraging container technology—cut delivery cycles by up to 80%, accelerated resource provisioning, and achieved industry‑leading continuous delivery maturity across multiple banking services.
The article explores the evolution of IT operations from manual to AIOps, explains the concept of data thinking for ops, outlines its benefits for business insight, decision‑making, cost review, and daily habits, and provides practical steps to build a data‑driven ops ecosystem.
This article explores the evolving concept of cloud native, comparing definitions from Pivotal and CNCF, outlining essential technologies such as containers, Kubernetes, and service mesh, and offering practical guidance on architecture design, DevOps adoption, and maturity modeling for modern enterprises.
The article reviews the book “DevOps Essentials from a Business Perspective,” outlining DevOps origins, core concepts, principles, and practices while emphasizing a value‑stream, business‑oriented approach to accelerate delivery, reduce technical debt, and improve organizational culture.
The article outlines Meizu's transition from a music‑player company to a mobile and internet service provider, detailing the operational challenges faced across three internet eras, the development of a comprehensive automation and continuous delivery platform, and the role of big‑data‑driven insights in improving quality, efficiency, cost, and security.
The Chinese DevOps community evaluated three SaaS platforms—GitLab (free), Jira Cloud (free), and CODING (Tencent Cloud DevOps)—against requirements such as private repository collaboration, OKR management, Scrum planning, CI/CD pipelines, artifact storage, and cloud deployment, ultimately concluding that CODING offers the most suitable integrated solution.
This guide walks you through creating a Python Flask project, manually building and running its Docker image, configuring GitLab runners, writing a .gitlab-ci.yml pipeline for style checks, tests, deployment, and release, and managing a private Docker registry for versioned releases.
After a year of DevOps pilot work, the Agricultural Bank of China's personal online banking system built a fully automated, end‑to‑end delivery pipeline covering configuration, build, test, deployment and monitoring, enabling rapid, reliable releases for a user base of over a hundred million.
This roundup covers the CNCF Harbor graduation, a delayed Kubernetes 1.19 release, a critical kube‑controller‑manager SSRF vulnerability, the introduction of the CloneSet CRD, fixes for managed fields, packet‑unmarking in kubelet/kube‑proxy, topology‑aware scheduling, new accelerator metrics, plus highlights on Cilium and OpenYurt.
This guide walks you through advanced GitHub features—including Gist snippets, web‑based file creation, keyboard file search, the GitHub CLI, powerful Actions workflows, issue templates, submodule vs subtree strategies, and useful browser extensions—helping you boost productivity and streamline development operations.
This article details the Agricultural Bank’s Distributed Application Interconnection (AIR) platform’s DevOps journey, covering small‑granularity development, comprehensive configuration management, end‑to‑end automated pipelines, advanced testing automation, metric‑driven improvements, and the successful third‑level continuous delivery assessment across multiple projects.
In this interview, senior engineers from Lingque Cloud share how their company adopted Kubernetes six years ago, discuss the evolution of the platform, their contributions to the open‑source community, and their expectations for the future of cloud‑native technologies.
Facing fragmented credit product development, Agricultural Bank built a micro‑service‑based credit middle platform and implemented a comprehensive DevOps pipeline—featuring lightweight branching, visualized continuous deployment, end‑to‑end traceability, three‑layer quality gates, and metric‑driven automation—that dramatically improved delivery speed, quality, and operational efficiency.
This guide explains the fundamentals of Continuous Integration (CI), compares popular CI tools like Jenkins and GitLab CI, and provides detailed, cross‑platform instructions for installing Docker, setting up GitLab‑CI runners, configuring permissions, and registering runners with various token types for seamless automated builds.
This article explains the challenges of traditional enterprise IT delivery, outlines the role of DevOps and continuous delivery, and presents a detailed case study of a large financial firm that achieved six‑fold deployment speed gains through standardized pipelines, artifact management, and automated cross‑team notifications.
This article describes a DevOps‑based continuous deployment practice that integrates project management, code, image, and configuration handling with tools such as Bitbucket, Jenkins, Docker, Harbor, and Kubernetes to achieve automated, one‑click deployments for development and test environments.
The article explains that the Jenkins "Launch agent by connecting it to the master" option, formerly called "java web start", lets agents initiate a TCP connection to the server using JNLP, details port configuration, GUI versus headless operation, and alternative launch methods.
This article explains how adopting continuous testing—by decentralizing test teams, clearly defining test types, and managing automated test data—enables faster feedback, higher quality releases, and smoother DevOps adoption, while highlighting practical steps and common pitfalls.
This guide walks through installing Jenkins and Nexus Repository Manager in Docker, configuring a Maven hosted repository, adding credentials, and creating a Jenkins pipeline that builds a Java project and publishes artifacts to Nexus, illustrating a complete DevOps CI/CD workflow.
This article details KuJiaLe's journey from monolithic to micro‑service architecture, the stability challenges encountered, and how they designed and deployed a ChaosBlade‑based fault‑injection platform that improves fault tolerance, accelerates incident response, and enhances overall user experience.
The article details how China Construction Bank's Pacific Credit Card Center adopted the national DevOps standard, achieved a level‑3 continuous delivery maturity, and transformed its internet platform with a micro‑service architecture, automated pipelines, and measurable performance improvements.
The article details Baixin Bank's participation in the GNSEC 2020 summit, its successful DevOps Level 3 assessment across five key projects, the measurable efficiency gains achieved, and expert interview insights on the challenges and future plans for DevOps adoption in the banking sector.
The article details TaiKang Insurance's journey through the GNSEC 2020 DevOps summit, its successful Level‑3 continuous‑delivery assessment, the technical and organizational challenges overcome, measurable gains such as 300% demand parallelism, 50% faster response, and future plans to expand DevOps practices across the enterprise.
The article details the GNSEC 2020 summit, the release of the seventh batch of DevOps standard assessments, Pudong Development Bank’s successful Level 3 continuous‑delivery evaluation, and an in‑depth Q&A revealing the bank’s DevOps transformation, challenges, and future plans.
Baoxin Software’s Deputy Director of the Industrial Internet Research Institute discusses how their ePlat data collaboration platform passed the national DevOps standard’s Level 3 continuous delivery assessment, revealing the metrics, challenges, and strategic benefits that propelled their software delivery to a leading domestic benchmark.
Anxin Securities’ mobile trading platform recently passed the third‑level DevOps continuous‑delivery assessment, revealing how the firm built an organization‑wide toolchain with open‑source solutions, aligned with CMMI and agile practices, and plans to expand DevOps standards across all its systems.
At the GNSEC 2020 summit, China’s Agricultural Bank showcased how its five diverse projects—ranging from credit middle‑office to personal online banking—successfully achieved Level 3 of the national DevOps continuous‑delivery standard, revealing the challenges, strategies, and future plans behind their rapid, enterprise‑wide transformation.
The article details how China People's Insurance (PICC) leveraged a distributed micro‑service architecture, AI integration, and a DevOps maturity model to attain a level‑3 continuous delivery rating, illustrating the practical benefits, metrics, challenges, and future plans of their transformation.
Drawing from a company’s attempt to adopt Spotify’s squad‑tribe structure, this article examines the challenges of high outsourcing ratios, legacy system refactoring, resource contention, and the need for genuine agile foundations, while sharing practical steps taken to improve transparency, DevOps, quality, and cultural innovation.
This article provides a comprehensive introduction to Docker, covering its origins from LXC, core concepts such as images, containers, and registries, detailed architecture components like client, daemon, engine, graph and drivers, and practical command‑line examples for installation, image management, container execution, and troubleshooting.
This article explains how Ctrip's vacation team introduced behavior‑driven development (BDD) for UI automation testing using Cucumber and Puppeteer, covering the testing background, BDD concepts, framework selection, project structure, CI/CD integration, parallel execution, and best practices such as test‑id usage to improve reliability.
This article explains the benefits of a monorepo for multi‑service web applications and demonstrates how to build, test, and deploy the services using Docker, docker‑compose, and GitLab CI/CD pipelines with selective job execution based on code changes.
This article presents a curated collection of 54 essential books covering Agile, DevOps, Lean, continuous delivery, software architecture, testing, organizational learning, and entrepreneurship, guiding readers through a systematic "read thin, read thick" approach to build a comprehensive knowledge framework.
This article provides a comprehensive, hands‑on tutorial for installing GitLab on a CentOS 7 server and via Docker, covering prerequisite setup, dependency installation, repository configuration, SSL handling, service startup, first‑login procedures, and common troubleshooting tips.
This guide explains how to use a Jenkins‑triggered shell script with Expect to regularly log into multiple remote VMs, record results, allow users to add hostnames, and commit changes to a Git repository for automated DevOps operations.
Learn three primary methods to create Docker images—committing from an existing container, importing a local template, and building from a Dockerfile—through step‑by‑step commands, code examples, and practical testing to ensure your custom images work as expected.
This article explains how Infrastructure as Code (IaC) transforms cloud-native operations by using open‑source tools like Ansible and Terraform to achieve consistent, versioned, and automated provisioning of resources, illustrated with real‑world Alibaba Cloud examples and best‑practice recommendations.
This guide walks you through modifying Alertmanager’s configuration to deliver alerts via QQ email, DingTalk chat‑bot webhooks, and Enterprise WeChat, including SMTP settings, webhook plugin installation, and the required wechat_configs parameters for seamless integration.
This guide demonstrates how to create a complete GitLab CI pipeline for a Python Flask application, covering dependency installation, code compilation, testing, static analysis, Docker image building, and Kubernetes deployment, with detailed configuration snippets and a sample Dockerfile.
The article outlines Huawei Cloud's 618 promotional offers—including free server vouchers and discounted cloud instances—provides step‑by‑step redemption instructions, and also introduces a beginner‑friendly Jenkins DevOps course covering CI/CD pipeline creation and best practices.
This guide explains what a Docker repository is, why private registries are needed, and provides step‑by‑step instructions to set up a local registry, push images, resolve HTTPS errors, and pull images from other hosts.
This guide walks you through adding a Kubernetes cloud in Jenkins, extracting and decoding the required certificates from the kube config, creating a client P12 file with OpenSSL, uploading the credentials, and testing the connection to ensure seamless CI/CD integration.
The 2023 Stack Overflow Developer Survey reveals global trends in programming language popularity, developer roles, experience levels, education, gender diversity, salary distribution, employment status, and work habits, highlighting the impact of the pandemic and the growing importance of DevOps and AI-related technologies.
The article explains why teams should focus on delivering value rather than isolated features, defines the concept of a value stream in software development, outlines its four essential components, and describes how to visualize and improve it through a collaborative DevOps Transform Canvas workshop.
This article provides a comprehensive guide to Linux containers and Docker, covering their fundamentals, differences from traditional virtualization, historical background, Docker architecture, installation steps, essential commands, image lifecycle, container management, volume handling, Dockerfile creation, Docker‑Compose orchestration, HAProxy integration, and various Docker networking modes.
This guide explains Kubernetes service exposure options, the challenges they address, and provides a step‑by‑step tutorial for deploying an Ingress controller, creating Ingress resources, and configuring TLS to securely expose applications within a cluster.
This guide walks through generating a self‑signed SSL certificate using OpenSSL, converting it to PKCS12 and JKS formats, placing the keystore on the Jenkins server, updating Jenkins configuration for HTTPS, and testing the secure connection.
This comprehensive guide walks you through Docker container fundamentals, covering creation, starting, stopping, executing commands inside, removal, import/export for migration, inspection, real‑time monitoring, and file copying between host and container, all with clear examples and command syntax.
The article recounts the author’s evolution from early exposure to Lean management through agile practices to DevOps implementation, illustrating how identifying customers, defining value, mapping value streams, and integrating tools like IT4IT have shaped their project management approach in the IT sector.
This article provides a comprehensive guide to Docker images, covering core concepts, image sources, essential commands for searching, pulling, tagging, inspecting, pruning, exporting, importing, and pushing images, along with practical examples and tips for effective container image management.
This guide explains how to install and configure the open‑source Mattermost messaging platform on a Kubernetes cluster using Helm, covering repository setup, chart selection, namespace creation, persistent volumes, external PostgreSQL integration, custom values.yaml adjustments, ingress configuration, and troubleshooting steps.
This article explains the core DevOps philosophy—including Lean, Agile, CI, CD and Continuous Delivery—describes its five‑point framework of culture, automation, lean‑agile core, measurement and sharing, and details a three‑step implementation method of fast flow, fast feedback, and continuous learning with practical practices and examples.
The article explains Kubernetes' rapid rise by detailing its history, YAML‑based declarative infrastructure, GitOps workflow, scalability features, security policies, cloud‑provider integration, extensibility through CRDs and Operators, and the vibrant community that drives continuous innovation.
This article walks through a practical, step‑by‑step transformation from a monolithic application to a cloud‑native, micro‑service architecture, covering planning, domain‑driven design, continuous integration, service registration, API gateways, databases, caching, logging, configuration management, containerization, performance monitoring, service governance, GitOps, traffic shading, service mesh, stress testing, and multi‑datacenter deployment.
This guide explains how to set up Mattermost and integrate it with GitLab to enable ChatOps, covering concepts like NoOps, the DevOps lifecycle, detailed installation steps for Mattermost, MySQL, Nginx proxy configuration, webhook creation, slash command setup, and testing procedures.
This article traces the origins of DevOps from Patrick Debois' early experiences, explains its evolution alongside agile and waterfall models, defines its core principles, and explores how microservices, containerization, and cloud computing enable its fast, reliable, and collaborative software delivery approach.
This guide explains how to install Mattermost on CentOS, configure a MySQL database and Nginx proxy, and integrate it with Jenkins using the Mattermost Jenkins plugin and pipeline scripts to enable ChatOps‑style notifications throughout the CI/CD workflow.
