This article explains the concept of technical debt, its origins, various classifications, the economic analogy with financial debt, the risks of ignoring it, and practical approaches for identifying, prioritizing, and repaying it through regular refactoring and disciplined engineering practices.
This article explains how Docker can create isolated, reproducible local development environments, outlines its advantages, guides through installation pitfalls like WSL2 kernel updates and BIOS virtualization settings, and demonstrates running an Nginx container while highlighting further challenges such as file mapping and custom Dockerfile creation.
This guide explains how to enable Prometheus metrics on GitLab Runner, configure the runner’s HTTP endpoint, collect the metrics with Prometheus, and visualize both runner and CI pipeline data in Grafana using ready‑made dashboards.
This article provides a detailed tutorial on designing CI/CD pipelines using Jenkins, GitLab webhooks, and GitOps practices, covering single- and multi-application workflow designs, Jenkinsfile configurations for build, test, SonarQube scanning, Docker image creation, and Kubernetes deployment with Helm.
This tutorial explains what a PHP container is, why containers are useful for modern DevOps, and provides step‑by‑step instructions—including Dockerfile creation, image building, and container execution—to package a PHP 7.4 application with Nginx using Docker.
This article details the Agricultural Bank of China's Smart Healthcare Cloud Platform's journey through the CAICT DevOps Capability Maturity Model, highlighting its impressive user growth, assessment achievements, Q&A insights from project leaders, best practices, challenges overcome, and guidance for other organizations seeking DevOps excellence.
This article presents a comprehensive overview of 17 top Chinese enterprises that have passed the DevOps Capability Maturity Model assessment across 20 evaluation items, detailing their project implementations, performance improvements, and the broader significance of the model for digital transformation.
Amid a nationwide digital transformation, leading Chinese telecom operators have leveraged the CAICT‑backed DevOps Capability Maturity Model to evaluate and improve their IT performance, integrating team resources and talent to better support business systems, with detailed case studies and measurable outcomes across dozens of projects.
In the era of digital transformation, leading Chinese insurers such as PICC, China Life Property and Taikang leveraged the CAICT DevOps Capability Maturity Model to assess and improve their IT operations, showcasing concrete project outcomes, architectural innovations, and measurable delivery gains.
The article explains how DevSecOps‑driven quality gates shift security left in the SDLC, improve code quality and agility, reduce technical debt, and outlines five leading static analysis tools for enforcing these gates in modern CI/CD pipelines.
Static analysis is the examination of source code without execution, offering rapid, often real‑time feedback on code quality, and is widely supported by numerous open‑source and proprietary tools used within DevOps continuous delivery pipelines.
This article explains the three main Gerrit hook configurations—client‑side hooks, webhooks, and server‑side hooks—detailing their setup procedures, code examples, advantages, and typical use cases for automating notifications and CI/CD pipelines.
This tutorial provides a complete step‑by‑step guide to set up a Jenkins server inside Docker on CentOS, configure Maven and plugins, create a pipeline that builds a Spring Boot project, builds a Docker image with a Dockerfile, and runs the container automatically, covering all common pitfalls.
Amid digital transformation, nine Chinese city‑commercial banks and financial institutions adopted the CAICT‑led DevOps Capability Maturity Model, achieving significant IT efficiency gains, integrating resources, and enhancing business support across continuous delivery, technical operation, security, and system tooling, with detailed project case studies and a comprehensive overview of the standard.
Amid a nationwide digital‑transformation push, six state‑owned commercial banks and their subsidiaries evaluated dozens of projects against the CAICT DevOps Capability Maturity Model, revealing how large‑scale DevOps adoption improves IT efficiency, integrates resources, and supports business systems across finance, risk, and cloud platforms.
This article presents a systematic overview of the emerging XOps ecosystem—including DevOps, BizDevOps, AIOps, FinOps, and SRE—detailing their relationships, maturity models, standards, and practical guidance for enterprises seeking to achieve efficient, secure, and data‑driven digital transformation.
This article explains why Site Reliability Engineering (SRE) and DevOps are both essential for modern software development, compares their objectives, outlines their complementary roles, and highlights the fundamental differences that help organizations achieve faster releases with higher reliability.
Google’s monolithic repository, managed by the proprietary Piper system and accessed via the cloud‑based CitC client, stores over a billion files and billions of lines of code, supports tens of thousands of engineers, and relies on trunk‑based development, extensive tooling, and strict security to enable large‑scale, efficient software development.
The article compares traditional software project teams with product‑mode teams, highlighting how long‑lived, cross‑functional product teams improve responsiveness, reduce cycle time, preserve knowledge, maintain architectural integrity, and deliver higher business value through continuous iteration and ownership.
This article introduces Redis Sentinel as the official high‑availability solution for Redis, explains its core functions, provides configuration examples, compares three ways to receive failover notifications (script, client subscription, and indirect service), and offers design recommendations for robust production deployments.
This article explains why efficiency matters in software delivery, introduces CI/CD concepts and tools like Jenkins and GitLab, details installing GitLab Runner, walks through pipeline configuration with key YAML keywords, and emphasizes that mastering DevOps principles and tools dramatically improves development productivity.
This guide explains what Jenkins pipelines are, compares declarative and scripted pipeline syntax, details pipeline components such as agents, stages, steps, directives, post actions, parameters, triggers, and parallel execution, and provides complete Jenkinsfile examples for each concept.
This guide walks you through MongoDB sharding fundamentals, step‑by‑step cluster setup, common failure diagnostics, and practical commands, enabling you to build, manage, and optimize a sharded MongoDB deployment for scalable storage and high‑performance applications.
This guide walks you through installing Docker, Docker Compose, OpenSSL, and the Harbor private registry on CentOS, configuring Harbor, setting up insecure registries, and using Docker and Helm commands to push and pull images.
This guide explains how Docker simplifies local development by providing isolated, reproducible environments, outlines the key advantages, walks through installing Docker Desktop (including WSL2 kernel and BIOS virtualization fixes), and demonstrates running an Nginx container while highlighting remaining challenges such as command availability and service networking.
This article explores the concept of software quality, distinguishing internal and external quality, examining their relationship with development speed, technical debt, and economics, and discusses models, product stages, customer perspectives, and the influence of digital transformation on quality assurance.
This article walks you through downloading the MySQL 5.7 Docker image, configuring IPv4 networking, launching the container with proper volume mounts, troubleshooting common startup errors, verifying the setup, and discussing production‑grade considerations such as data persistence, memory isolation, and scaling.
This article provides a comprehensive guide to installing GitLab Runner on various platforms, explains version and Docker requirements, details registration types and token retrieval, and presents both interactive and non‑interactive registration commands along with common runner commands and a sample pipeline configuration.
The article introduces a comprehensive DevOps efficiency measurement model jointly created by CAICT and over 30 leading tech companies, detailing its maturity and tool components, evaluation process, benefits for enterprises, and the upcoming registration timeline for participation.
The 2022‑2023 CNBPA cloud‑native survey of 294 financial institutions reveals that hybrid multi‑cloud deployments, FinOps cost‑management, platform‑engineered DevOps, and increasing adoption of containers, micro‑services, and bare‑metal servers are driving a rapid shift toward cloud‑native architectures across banks, insurers, securities firms and other financial entities.
The article details the background, architecture, core features, alert governance, trace integration, and cloud‑native evolution of Watcher, Qunar's internally built, highly scalable monitoring platform that unifies application‑level metrics, alerting, and observability across thousands of services and containers.
Learn how to set up a complete CI/CD pipeline on CentOS 7 by installing Docker and Jenkins, configuring Maven, creating a Jenkins job, and using a Dockerfile to automatically build and run a Spring Boot application with a single click.
The article explains how software and the Internet have transformed business operations, why adopting DevOps practices is essential for modern companies, and introduces Jenkins as a key tool for automating the entire CI/CD pipeline from code commit to production deployment.
This article summarizes Wang Xiaozheng’s 2023 China Data Intelligence Management Summit talk, outlining the challenges of operations transformation under cloud‑native, the core ideas behind digital ops, Zhejiang Mobile’s practical implementation across six "可" dimensions, and future outlooks for AIOps and metaverse‑driven collaboration.
The article details a year‑long refactoring case study of a fast‑iteration web project migrated from Python to Java/Go, describing inherited performance bugs, a prioritized migration plan, monitoring integration, concrete optimizations such as query reduction and cache redesign, and the resulting stability and latency gains, while outlining required developer skills and best‑practice recommendations.
This article explains how GitLab CI/CD can be configured to run cross‑project pipelines, enabling automated testing and deployment of microservices by adding bridge jobs, specifying downstream branches, and passing variables, while illustrating the process with code examples and pipeline visualizations.
Baidu's DuoLiXiong platform, a SaaS suite for local services, achieves stability through comprehensive technical and business specifications, microservice best practices, rigorous code reviews, automated monitoring, eventual consistency, idempotency, and future automated scaling and intelligent fault tolerance for critical operations.
Continuous delivery is a structured, scientific approach to software development that emphasizes rapid, high‑quality releases through small experiments, version control, automated testing, and short cycle times, enabling teams to deliver valuable software to users quickly and reliably.
This article explains how Flamingo, a Flux subsystem for Argo CD, combines the strengths of both tools to provide a modular, extensible GitOps solution for Kubernetes, covering platform‑engineering challenges, GitLab’s adoption of Flux, installation steps, and integration with Weave GitOps.
The article explains how organizations can boost software delivery stability and throughput by adopting continuous delivery, establishing consistent metrics, reducing manual testing, automating configuration and deployment, and applying incremental, value‑stream‑focused improvements to both technical and cultural processes.
This article explains how Jenkins shared libraries enable team collaboration by allowing Groovy scripts to be shared and version‑controlled, demonstrates how to call a specific Groovy file and all Groovy files in a directory from build.groovy, and lists the operational benefits of using shared libraries.
This article introduces Kubernetes as an open‑source container orchestration platform, explains its core objects like Pods, Services, ReplicaSets, and Deployments, clarifies its relationship with Docker, and provides a step‑by‑step example covering deployment, exposure, scaling, rolling updates, and rollback using kubectl commands.
This article introduces the Jenkins File Operations plugin, explains how to install it, generate the required DSL, and run a pipeline that creates, lists, and cleans up files, providing a complete code example and build log screenshots for reference.
The article explains how the open‑source Open‑Capacity‑Platform (OCP) is transformed into a cloud‑native solution on Huawei Cloud, detailing the architectural changes, benefits, step‑by‑step migration process, and the supporting cloud services that together improve development speed, operational safety, and cost efficiency.
This article explains how to configure Jenkins user authentication and authorization, covering the built‑in user database, LDAP integration, and single sign‑on setups for GitLab and GitHub, including backup tips, configuration steps, and example XML snippets.
The article explains how operations engineers can leverage Python scripts and popular libraries such as paramiko, regex, psutil, fabric, and shutil to automate common tasks like remote command execution, log analysis, system monitoring with alerts, batch software deployment, and file backup and recovery, providing code examples for each scenario.
At the 20th GOPS Global Operations Conference in Shenzhen, China’s Information and Communication Research Institute announced that South Grid’s Digital Platform Technology (Guangdong) Co., Ltd. achieved excellent ratings for its CloudYan Platform DevOps subsystem, demonstrating how standardized DevOps pipelines and toolchains can dramatically improve software delivery quality, speed, and safety.
The article details how China Postal Savings Bank’s "Star Platform" achieved top‑tier DevOps maturity through rigorous standard assessments at the 20th GOPS Global Operations Conference, featuring expert Q&A, platform insights, and the broader impact of DevOps standards on banking innovation.
The article reports on Guotai Junan's successful completion of the CAICT DevOps technical‑operation 2+ assessment at the 20th GOPS Global Operations Conference, detailing the standards, project implementations, interview insights, industry statistics, and the broader DevOps maturity model.
At the 20th GOPS Global Operations Conference in Shenzhen, Guotai Junan’s data center team detailed how their “Central Operations” and “Junhong Junrong” trading projects earned the China Information & Communication Research Institute’s DevOps Technical Operations 2+ level assessment, showcasing the company’s leading digital transformation and smart operations practices.
The article details South Grid’s successful DevOps maturity assessment at the 20th GOPS Global Operations Conference, highlighting the Cloud Yan platform’s excellent ratings in build‑and‑integration and pipeline modules, and shares insights from a Q&A on the impact of standardized DevOps practices.
The article details China Postal Savings Bank's successful DevSecOps assessment, describing the standards, the Operation Risk Management System project, interview insights on cultural, process, and technical implementations, and the benefits and future plans for secure, agile digital transformation.
China's Information and Communication Research Institute announced the newest evaluation results for its DevOps and AIOps capability maturity models, showing that standardization and tool empowerment have helped over 75 leading enterprises across banking, securities, telecom, and internet sectors improve quality, efficiency, and market competitiveness.
By adopting a unified architecture and a pre‑compilation strategy that leverages CI, git‑diff module detection, version‑managed manifests, and platform‑specific build tools, Tencent Meeting cut its C++ cross‑platform compile times from minutes to seconds, achieving up to 99 % speedup across Windows, Android, iOS and macOS.
This article provides a comprehensive guide to Jenkins pipelines, explaining the difference between declarative and scripted syntax, detailing agent configurations, workspace volumes, post actions, directives, environment variables, dynamic variables, credential handling, and practical Jenkinsfile examples for CI/CD automation.
The article outlines ten frequent pitfalls that organizations encounter when adopting DevOps—such as out‑of‑order delivery, misinterpreting DevOps roles, neglecting database automation, and ignoring security—and provides practical guidance on planning, collaboration, and balanced speed‑quality trade‑offs to achieve successful DevOps outcomes.
The article explains how test platformization lowers automation barriers, integrates API and UI testing into DevOps pipelines, addresses skill and resource constraints, and ultimately enables continuous testing to keep pace with rapid software delivery.
This article explains GitOps fundamentals, introduces the Argo project and its four core components, and shows how Argo CD, Workflows, Rollouts, and Events empower DevOps engineers to achieve safer, more reliable, and fully automated continuous delivery on Kubernetes.
This article examines the drawbacks of multi‑repo development for large mobile apps, explains the concepts of monorepo and full‑source, and details ByteDance's BitSky implementation—including migration phases, Bazel build migration, dependency management, developer tools, and measurable efficiency gains.
This article demonstrates how to use Kustomize to manage Kubernetes manifests, generate ConfigMaps, Secrets, update images and replicas, create multi‑environment overlays, and render the final YAML for deployment with kubectl or Argo CD, assuming basic Kubernetes knowledge and the Kustomize CLI installed.
This step‑by‑step tutorial shows how to configure Alibaba mirrors, install PHP 8.2, Nginx, MySQL 8, Redis 6 and Composer on Ubuntu 20.04, adjust PHP‑FPM settings, create a test PHP file, start services, and verify the full LEMP stack works within about 20 minutes.
This article explains Jenkins’ distributed master‑slave architecture, the requirement for identical slave environments, outlines the roles of master and slaves, and provides step‑by‑step solutions for common node errors such as SSH connection failures and JDK version mismatches.
This article details how Industrial and Commercial Bank of China’s software development center implements a DevOps‑driven, unified R&D management platform to streamline agile processes, enhance collaboration, automate continuous delivery, enforce quality gates, and support the nation’s digital‑economy strategy.
This article outlines 24 key DevOps capabilities—covering continuous delivery, loosely‑coupled architecture, product feedback, value‑stream visibility, small‑batch work, lean management, monitoring, and cultural practices—derived from the Accelerate research to improve software delivery performance.
This article outlines nine typical problems that arise when executing SQL scripts in production—such as missing scripts, syntax errors, wrong order, timing issues, wrong database selection, long‑running updates, lack of rollback, missing indexes, and field renaming—and provides practical solutions to prevent each pitfall.
The article outlines the key competencies DevOps engineers must master—including cloud computing, automation, containerization, CI/CD, monitoring, logging, and infrastructure-as-code—to accelerate, stabilize, and scale software delivery in modern development environments.
This guide presents fifteen actionable Kubernetes best practices—including staying on stable releases, linting manifests, using GitOps, defining resource limits, employing probes, and securing clusters—to help you improve security, optimize performance, control costs, and ensure reliable production deployments.
This tutorial explains why and how to use Git parameters in Jenkins freestyle and pipeline jobs to enable dynamic branch selection, covering configuration steps, example Jenkinsfiles, and best practices for managing branch builds in DevOps environments.
This article examines Industrial and Commercial Bank of China's four‑year DevOps journey, detailing its top‑level design, toolchain integration, end‑to‑end pipelines, team benchmarking, data‑driven management, and coach development, and shows how these practices boosted delivery speed, reduced defects, and supported digital transformation in banking.
This article explains the author's understanding of CI/CD, outlines several practical scenarios for its implementation—including compilation and deployment, unit testing, code scanning, and full‑link testing—details key steps, benefits, and real‑world applications using tools such as Bamboo, SonarQube, JUnit, and Python‑based automation.
This article demonstrates how to use Kustomize for managing Kubernetes manifests, set up a Gerrit instance with Docker, configure SSH keys, integrate Gerrit with Jenkins via the Gerrit Trigger plugin, and create a Jenkins pipeline that automatically builds and tests code changes upon review approval.
This article explains how Ansible’s async and poll parameters enable background execution of long‑running tasks, allowing playbooks to continue without blocking, and provides practical examples, configuration tips, and status‑checking techniques for reliable DevOps automation.
This article explains continuous delivery (CD) within DevOps, describing its definition, automated workflow, key benefits such as reduced risk, faster releases, higher quality, flexibility and cost savings, as well as common implementation challenges and best‑practice recommendations.
Robusta is a Python‑based open‑source platform that layers on top of monitoring stacks like Prometheus to automatically detect, diagnose, and remediate Kubernetes alerts through built‑in automations, optional web UI, and Helm‑based installation for cloud‑native environments.
This comprehensive guide explores cloud computing fundamentals, key professional roles, essential skills, service models, migration planning, security considerations, operations, governance, serverless computing, and how the cloud fuels AI adoption, offering developers a complete roadmap for success.
The article argues that while Kubernetes has become the default for deploying applications, it often doubles costs, adds deployment complexity, increases security risks, and hampers agility, especially for small startups, urging readers to carefully weigh its pros and cons.
This guide walks you through the essential steps, precautions, and commands needed to safely drain nodes, back up critical resources, shut down a Kubernetes cluster, and reliably bring it back online while avoiding common pitfalls.
This guide explains step‑by‑step how to add, change, or remove port mappings for Docker containers by stopping the container, editing hostconfig.json (and optionally config.v2.json), and restarting the container, with commands for both Linux and Docker Desktop for Mac.
This article explains how to use the parallel step and the Groovy collectEntries method in Jenkins Pipelines to run multiple jobs concurrently, reduce build time, and transform collections into maps for flexible stage generation, providing complete code examples and practical guidance.
This tutorial walks through setting up a CentOS 7 environment, installing Docker and Jenkins, configuring Jenkins plugins and Maven, creating a freestyle job that pulls a Spring Boot project from Gitee, builds it with Maven, packages it into a Docker image via a Dockerfile, runs the container, and verifies the deployment, providing all commands and screenshots for a complete CI/CD pipeline.
This article provides a step‑by‑step guide to Docker, covering its core concepts, differences between virtual machines and containers, installation methods, Dockerfile syntax, building and running images, and best‑practice recommendations for containerized deployments.
Spug is a lightweight, agentless automation platform for small and medium enterprises that integrates host management, batch execution, online terminal, deployment, scheduling, configuration, monitoring and alerting, and the article provides step‑by‑step Docker and docker‑compose installation instructions to set up the system.
COSI (Container Object Storage Interface) is an alpha feature in Kubernetes v1.25 that standardizes object storage provisioning and usage, offering Kubernetes-native bucket management, self‑service capabilities for DevOps, and cross‑cluster and cross‑provider portability through a unified API and driver architecture.
This article demonstrates how to package a NestJS-based microservice architecture into Docker images, build and run them individually, and orchestrate multiple services using Docker Compose, covering Dockerfile multi-stage builds, port mapping, IP binding, and practical deployment steps for Node.js backend services.
This article explains how Terragrunt, a wrapper for Terraform, can eliminate repetitive Terraform code, streamline provider, backend, and module configurations, and simplify multi‑environment deployments on Alibaba Cloud with practical code examples and step‑by‑step commands.
This case study explains how PNC Bank, one of the largest U.S. banks, used cloud‑native technologies such as Knative, Kubernetes, and TriggerMesh to replace a 30‑day manual compliance process with an automated Policy‑as‑Code system, dramatically shortening deployment cycles and enabling continuous delivery.
This article introduces Kustomize as a native Kubernetes tool that replaces Helm, explains its declarative philosophy, and provides step‑by‑step examples for building base resources, creating overlays, applying patches, generating secrets, and updating images using simple command‑line operations.
This article debunks the claim that DevOps is dead by explaining its true purpose, core principles such as automation and collaboration, the distinction between platform engineering and DevOps, and presenting industry data that shows DevOps adoption and maturity are still rapidly growing.
This article explains the origins and principles of chaos engineering, illustrates how fault‑injection scenarios expose system weaknesses, outlines step‑by‑step implementation—from tool selection and metric definition to execution and post‑mortem—and highlights its role in achieving high‑availability service level agreements.
This article provides a step‑by‑step guide to creating a CI/CD pipeline for a MERN stack application using Jenkins on Azure, covering prerequisites, Azure VM provisioning, Jenkins installation, pipeline configuration with a Jenkinsfile, Docker image building, and deployment to Docker Hub.
In this interview, ICBC senior manager Wei Yadong shares the bank's challenges with massive data, the five‑point criteria for database selection, the DevOps‑driven MySQL governance framework, evolving security demands, future database trends for finance, and practical advice for database professionals.
Deploying SQL scripts to production often leads to missed scripts, syntax errors, wrong execution order, mistimed runs, wrong databases, long runtimes, lack of rollback, missing indexes, and illegal column renames, but following structured version‑controlled practices can prevent these costly issues.
DataOps, rooted in agile and DevOps philosophies, uses automation and collaborative practices to streamline data processing, improve quality, and align analytics with business goals, offering continuous analytics, faster insights, and breaking data silos for better decision‑making across organizations.
This guide demonstrates how to set up a Docker‑Compose environment with Vault and Jenkins, initialize Vault, configure AppRole authentication and policies, and integrate Jenkins pipelines to securely retrieve secrets, providing a practical DevOps solution for secret management.
This tutorial walks you through building a complete automated deployment pipeline from scratch, covering project setup on GitHub, Dockerized Tomcat and Jenkins containers, GitLab CI vs Jenkins comparison, Jenkins job configuration, webhook triggers, and shell scripting for continuous integration and delivery.
The article examines the rapid rise of platform engineering, explains its distinction from DevOps and SRE, highlights Gartner and industry expert predictions, and outlines practical best‑practice recommendations for building successful platform teams within modern cloud‑focused organizations.
This article presents a comprehensive 41‑chapter outline of a Kubernetes training course, covering preparation, pod creation, API server permissions, custom admission controllers, core services, scheduling, kubelet lifecycle management, resource managers, container runtimes, garbage collection, networking, storage, autoscaling, CRDs, and service mesh components such as Istio and Envoy.
This article outlines twelve essential software testing principles—ranging from user‑centric testing and lifecycle integration to risk‑based prioritization and third‑party verification—while also announcing the IDCF DevOps Hackathon, a 36‑hour event in Shanghai for building and launching a product.
This guide explains why traditional DBA tasks are tedious, introduces Bytebase as a reliable database CI/CD platform, and provides step‑by‑step instructions for deploying Bytebase and PostgreSQL on Kubernetes, configuring GitLab integration, managing users, instances, projects, environments, and performing schema changes and data operations.
The article presents the design, architecture, and operational details of Qunar's WebIDE cloud development platform, explaining how containerized, cloud‑native environments streamline front‑end and back‑end development, reduce setup costs, standardize configurations, enable remote access, and improve resource utilization and developer productivity.
