This guide provides a comprehensive overview of Ansible's ad‑hoc command options and the most frequently used modules—including shell, copy, template, file, fetch, synchronize, yum, service, user, and cron—detailing their parameters, usage examples, and best‑practice tips for efficient automation.
This article presents ten indispensable tools for operations engineers—detailing each tool’s functionality, ideal use cases, advantages, and real‑world examples, from shell scripting and Git to Ansible, Prometheus, Grafana, Docker, Kubernetes, Nginx, the ELK stack, and Zabbix, helping professionals streamline automation, monitoring, and deployment tasks.
This article explains how operations engineers can leverage Python scripts and popular libraries such as paramiko, regex, psutil, fabric, and shutil to automate tasks like remote command execution, log analysis, system monitoring with alerts, batch software deployment, and file backup and recovery, enhancing efficiency and reducing manual errors.
This article explores how AI large‑model technology can be integrated into DevOps pipelines to automatically detect, classify, and resolve interruption events, dramatically reducing manual troubleshooting time and improving overall software development and operations efficiency.
While AI can automate many routine DevOps tasks such as scripting, CI/CD pipeline creation, and infrastructure design, it cannot replace the contextual understanding, critical thinking, experience, and judgment of senior DevOps engineers, who will evolve into architects and innovators rather than being rendered obsolete.
This guide walks through Kubernetes Deployment controllers, showing how to generate YAML templates, manage replica counts, apply dynamic scaling with Horizontal Pod Autoscaler, and perform rolling image upgrades and rollbacks, all with practical command‑line examples.
This article explains how Python scripts can automate key operations tasks—connecting to remote servers, parsing logs, monitoring system health, batch deploying software, and handling backups—enhancing efficiency and reducing manual errors for engineers.
This article explains how Python can automate common operations tasks—remote command execution, log parsing, system monitoring with alerts, batch software deployment, and backup/restore—providing code examples and highlighting the benefits for sysadmins.
This guide explains why URL rewriting is essential for security, performance, content transformation, load balancing, session persistence, and cache optimization, and provides step‑by‑step Ingress Nginx Controller configurations to reduce, add, or set root paths for Kubernetes services.
This article analyzes the current state and challenges of AI‑assisted development tools, proposes strategies to integrate cloud‑based and IDE‑embedded intelligent agents, and presents practical examples—including Shire language scripts and tool orchestration—to improve end‑to‑end software engineering efficiency.
Dokku is an open‑source Platform‑as‑a‑Service built on Docker that uses Dockerfiles or Buildpacks to auto‑detect languages, runs apps in isolated containers, extends functionality via plugins, and has grown to over 28 000 GitHub stars since its 2013 launch.
Learn how to accelerate Docker image pulls by configuring registry mirrors, then follow step‑by‑step instructions to pull, run, inspect, and manage Nginx containers, including commands for starting, stopping, logging, networking, and modifying container files, ensuring efficient container operations.
This comprehensive guide walks IT and DevOps professionals through understanding ARM and x86 architectures, setting up the build environment, creating and customizing base images, optimizing size and performance, and packaging for distribution, with practical commands and best‑practice recommendations.
This article provides backend engineers with a comprehensive guide to essential Linux commands—from navigation and file management to permission handling and package installation—detailing syntax, common options, and practical examples to improve productivity in terminal environments.
This guide explains why simple commit messages are insufficient, outlines the benefits of a standardized commit template, and provides step‑by‑step commands to create, configure, and use a Git commit‑message template globally or per‑repository.
In the digital era, a capable IT operations team ensures system stability, reduces costs, accelerates issue resolution, strengthens security, supports product development, and improves user experience, making it a critical driver of overall business value.
The article details China’s 2024‑2027 Information Standardization Action Plan, the CAICT’s DevOps assessment framework, and showcases how automotive firms like FAW‑Volkswagen and Chang'an have achieved top‑tier continuous delivery and system‑tool standards, highlighting key metrics and the role of international ITU standards.
This article examines Lilith Games' cloud‑native migration of the new title AFK Journey, detailing the motivations, technical challenges of containerizing stateful game servers, the adoption of OpenKruise for in‑place updates, and the measurable improvements in resource utilization, release speed, and operational costs.
This guide introduces Jenkins as an open-source CI tool, explains continuous integration and delivery concepts, walks through Docker-based installation, and provides detailed examples of both scripted and declarative pipelines, including common directives, parameters, triggers, and best practices for effective DevOps automation.
This article explains what DevOps and artificial intelligence are, explores how AI can enhance DevOps processes such as continuous integration, monitoring, and security, and discusses the limitations and challenges of combining these technologies.
This article explores the progression of IT operations—from manual processes through automated DevOps, to AI‑driven AIOps and chat‑based ChatOps—examining concepts, advantages, tools, and future possibilities, while also reflecting on how these trends reshape the role of operations engineers.
This article introduces the ArthasHotSwap plugin, explains why hot‑updating a few Java classes in a test environment can save minutes compared to full redeployment, and provides step‑by‑step instructions—including downloading, compiling, uploading bytecode to OSS, and applying the changes on the server—complete with code snippets and screenshots.
This article explains gray (canary) release concepts and demonstrates two practical Nginx-based methods—weight distribution and client‑request routing—complete with configuration snippets, enabling safe incremental rollouts and A/B testing for production systems.
This guide walks you through why Java remains vital, explains what Spring Boot is, outlines its core features, and provides a detailed learning roadmap covering Java fundamentals, Spring core concepts, web development, AOP, microservices, databases, security, DevOps tools, and deployment strategies for building robust enterprise applications.
This tutorial explains how to set up IntelliJ IDEA and Docker for one‑click remote deployment of a SpringBoot application, comparing traditional jar deployment with the Docker‑based workflow, and walks through SSH configuration, Docker daemon basics, Dockerfile creation, and IDE deployment settings.
The article recounts six recurring backend problems—from duplicate configuration files and hard‑coded parameters to mixed logging, unchecked production changes, and Maven dependency issues—and offers practical Spring‑based and operational solutions to prevent future failures.
This article analyzes the current state of DevOps adoption in China, presents detailed CI/CD capability levels with a maturity model table, and discusses future operational trends such as automation, AIOps, security integration, observability, and reliability engineering to guide enterprises toward more efficient software delivery.
This guide explains why a default StorageClass matters in Kubernetes, shows how to set one as default, verify it, and create a PVC that automatically uses the default class, complete with command‑line examples and tips.
From zero‑to‑hero in 2021, a Shanghai tech firm designed, selected, and implemented a full‑stack Cloud‑Native DevOps solution on Alibaba Cloud, covering project management, GitFlow, CI/CD pipelines, multi‑environment image promotion, infrastructure‑as‑code, and monitoring to support hundreds of micro‑services.
This guide presents ten essential Docker best practices—from choosing official images and minimizing layers to leveraging multi‑stage builds, .dockerignore, Compose, volumes, resource constraints, security, monitoring, and CI/CD automation—helping developers create efficient, secure, and maintainable containerized applications.
This article compares Crossplane and Terraform, highlighting how Crossplane’s control‑plane architecture, flexible collaboration model, self‑service abstractions, and native REST API can address the scalability and integration challenges that often limit Terraform in modern cloud‑native environments.
The article traces Go's 15‑year journey from its 2009 debut, highlighting its rapid rise in popularity, strong community, advantages over C/C++ and Java, and its pivotal role in cloud‑native, microservice, and AI/ML applications today.
This article explains the ambiguous definition of DevOps, outlines its basic concepts compared to Agile, and examines its impact from the perspectives of employees, leaders, and decision‑makers, offering practical steps for organizations to adopt DevOps and improve operational efficiency.
This article explains why mastering Kubernetes is key to cloud computing, outlines its rapid growth and ecosystem support, and provides practical steps, design‑pattern guidance, and community resources for effectively reading and understanding the Kubernetes source code.
This article examines how DevOps reshapes the product manager’s responsibilities, highlighting traditional limitations, the drivers for role transformation, required capabilities such as agile mindset and DevOps tool proficiency, and effective collaboration mechanisms to achieve faster, higher‑quality product delivery.
The article examines why moving tests left, selecting appropriate testing strategies, guaranteeing test stability through local testing and test doubles, and applying disciplined test‑case design and naming practices are essential for reducing maintenance costs, improving test quality, and accelerating feedback in modern software development.
This guide introduces Docker’s fundamental concepts, explains its advantages and architecture, walks through installation steps, and provides a comprehensive list of common Docker commands for managing images and containers, including practical examples such as setting up SSH access within a container.
This article explains how modern frontend applications use comprehensive monitoring, real‑time alerts, performance metrics, custom reporting, and scheduled inspections to maintain system stability, improve user experience, and proactively address errors across web, mini‑program, and native platforms.
This article explains how iLogtail, Alibaba Cloud's high‑performance observability agent, tackles reliability challenges at million‑scale deployments through a comprehensive SRE workflow that spans design, development, testing, gray‑release, operations, and continuous customer support, all while leveraging cloud‑native tools and automation.
This article explains common Git branch types, including master, develop, feature, release, and hotfix branches, and details various continuous integration branch strategies such as Git Flow, GitHub Flow, and GitLab Flow, helping teams choose an appropriate branching model for efficient DevOps practices.
This article provides a comprehensive, step‑by‑step guide to the most important native Linux networking commands—such as hostname, host, ping, curl, ip, ss, traceroute, dig, and tcpdump—explaining their purpose, common usage examples, and key options for effective system and network troubleshooting.
A collection of Zhihu answers examines the perception that IT operations is low‑tech, sharing real‑world experiences that reveal hidden complexities, the evolution of ops responsibilities, and why the role is actually far from trivial.
This guide explains how to set up Jenkins Pipeline to automate the build, test, and deployment process of a PHP project, covering prerequisite installations, pipeline creation, Jenkinsfile authoring with example code, and execution steps to achieve reliable CI/CD.
Bilibili’s Change Prevention Platform consolidates data from over 60 systems to proactively detect and block more than 100 risky changes daily, reducing change‑related incidents by applying a four‑pillar framework of technical support, landing, cross‑domain enablement, and cultural safeguards, while evolving toward AI‑driven, end‑to‑end change defense.
This article explains how modern front‑end teams ensure system stability and high‑quality operation by implementing comprehensive monitoring and automated inspection, covering background, significance, architecture, real‑time and scheduled checks, performance metrics, alert strategies, error handling, custom reporting, and future improvement plans.
Kubewatch is an open‑source, lightweight Kubernetes event watcher that streams resource changes such as pod creation, deletion, and updates to various notification channels like Slack, Mattermost, and custom webhooks, and can be quickly installed and configured via Helm charts.
This guide walks you through constructing a complete GitOps‑based CI/CD pipeline using GitLab, GitLab Runner on Kubernetes, Maven, SonarQube, Harbor, Argo CD, and Kustomize, covering code commit, build, test, image publishing, automated deployments, and advanced rollout strategies such as blue‑green and canary releases.
This article introduces ten essential Kubernetes technologies—including Helm Charts, Operators, Service Mesh, StatefulSets, CRDs, Network Policies, Pod Disruption Budgets, HPA, Persistent Volumes, and Ingress Controllers—explaining their core concepts, key capabilities, and how they improve application reliability, scalability, and security.
This guide walks through initializing a Spring Boot project, handling IDE licensing hurdles, ensuring compatible Spring Cloud, Spring Boot, and Kafka versions, leveraging Maven for dependency management, and integrating essential utilities like global exception handling, logging, CORS, Swagger, and helpful development tools.
This guide walks you through configuring Docker mirrors, installing JDK and Maven, setting permissions, and using Docker Compose to launch a web‑based IntelliJ IDEA container on a cloud server, then accessing it via port 8887 for browser‑based Java development.
This article outlines a four‑layer architecture for automated testing frameworks and describes the essential layers of a DevOps automation efficiency platform, covering system under test, core architecture, script organization, user management, and resource, data, capability, pipeline, and user layers.
The article outlines China's agile development and DevOps maturity standards, highlights the rapid adoption by major financial institutions such as the Agricultural Bank of China and China Merchants Securities, and details the measurable improvements in delivery speed, quality, and user satisfaction achieved through these practices.
This guide walks through the most frequently used Ansible modules—including file, copy, yum_repository, yum, service, systemd, user, group, fetch, get_url, and setup—explaining their key options and demonstrating ad‑hoc command usage with complete code examples for Linux automation.
The article details China's 2024‑2027 IT standards action plan, CAICT's dual ITU and domestic DevOps assessment, Changan Automobile's Gaia platform passing both certifications, and insights from senior engineers on the benefits, implementation challenges, and future roadmap of their DevOps transformation.
FAW‑Volkswagen successfully passed both the ITU DevOps international standard and China's domestic DevOps system‑and‑tool standard, showcasing leading capabilities through its R&D Efficiency Platform and Integrated Operations Platform, while sharing insights on the assessment process, platform benefits, and future DevOps directions.
This article details a comprehensive DevSecOps pipeline that uses Jenkins for CI/CD, Dependency‑Track and DefectDojo for SBOM management, SonarQube and Trivy for static and container scanning, Docker for image builds, and ArgoCD with Kubernetes for automated deployments, illustrating each stage with full code examples.
The article reflects on a bug‑fixing team's experience, arguing that bugs are an inevitable by‑product of software development, discussing the limits of zero‑tolerance policies, the trade‑offs between quality and resources, and suggesting cultural and engineering practices such as testing left‑shift, code reviews, and refactoring to improve quality without sacrificing delivery speed.
The 2024 XOps Industry Innovation Forum in Beijing unveiled the China DevOps & BizDevOps State Survey, revealing that over 6,300 enterprises participated, with more than 60% adopting agile practices, 83% using containers or VMs, and a growing focus on automation, testing, and BizDevOps transformation across diverse sectors.
Changan Automobile’s digital Gaia platform recently passed both the ITU DevOps international standard and China’s domestic DevOps maturity model, showcasing how a unified, automated delivery pipeline can accelerate software release, improve quality, and position the company at the forefront of automotive digital transformation.
FAW‑Volkswagen successfully earned both ITU DevOps international certification and the domestic DevOps standard assessment for its R&D Efficiency Platform and Integrated Operations Platform, showcasing how standardized DevOps practices can accelerate digital transformation, improve delivery quality, and enhance operational efficiency in the automotive industry.
DevOps engineers must master programming and scripting, configuration and version control, deployment across hardware and cloud, security practices, performance monitoring, network optimization, and effective communication and team management to ensure rapid, reliable software delivery.
The article explains the four core DORA metrics—deployment frequency, change failure rate, mean time to recovery, and lead time for changes—highlighting their focus on speed and stability, their limited business relevance, and proposes using leading indicators and broader measures to align engineering performance with business outcomes.
This guide introduces Gitea—a Go‑based, open‑source Git service—covers its core features, compares it with GitLab and GitHub, and provides step‑by‑step instructions for binary installation, systemd service setup, Nginx reverse‑proxy configuration, and basic repository usage on Linux.
This article provides an in‑depth, side‑by‑side analysis of Jenkins and GitLab CI/CD, covering their histories, core features, community support, pros and cons, and practical guidance to help DevOps teams choose the most suitable continuous integration and delivery platform for their projects.
This article introduces Ansible as an open‑source automation tool, explains its declarative, abstract and idempotent characteristics, shows how to install it with pip, outlines its core architecture components, describes its working principles, and provides usage examples for its seven main commands.
This article details the end‑to‑end redesign of Quora Travel's Watcher monitoring platform from minute‑level to second‑level precision, covering architectural changes, storage engine migration, client‑side metric collection, server‑side scheduling, dashboard and alarm adaptations, and the resulting operational improvements.
This article outlines six practical strategies to upgrade CI/CD pipelines, including performance and device‑compatibility testing, visual regression and accessibility checks, automated security scans with Dependabot, blue‑green deployments, phased testing, infrastructure‑as‑code integration, and automated rollback checkpoints, helping teams deliver higher‑quality software faster.
This guide details a comprehensive set of software development metrics—including agile velocity, code quality, continuous integration, technical debt, unit and smoke testing, test automation, quality process, and continuous delivery—explaining their definitions, data sources, calculation methods, reference standards, and responsible platforms to help teams monitor and improve performance.
The article explains the core concept of deployment pipelines in Continuous Delivery 2.0, outlines essential quality‑gate mechanisms, and details five design principles—build once, loose coupling, parallelization, fast feedback, and important feedback—plus team collaboration disciplines such as immediate pause and security audit.
Jpom is a simple, low‑intrusion Java‑based platform that provides online project building, automatic deployment, daily operations, and monitoring features, offering node management, SSH terminal, Docker handling, and a one‑click installation process suitable for individuals and small enterprises.
The article traces CentOS’s evolution from a downstream RHEL clone to the upstream‑focused CentOS Stream, explains the end of CentOS Linux updates, and evaluates a range of alternative distributions—including Ubuntu, Rocky Linux, Oracle Linux, and several Chinese OS projects—to help enterprises choose the most suitable platform for their workloads.
The article details China’s push for integrated R&D‑operations through DevOps, highlights the ITU‑T Y.3525 international standard, and showcases how leading banks and financial firms achieved Level 3 Continuous Testing assessments, illustrating the impact on software quality, automation, and delivery efficiency.
This tutorial explains how to install kubeseal and its controller, encrypt Kubernetes secrets into SealedSecret resources, apply them to a cluster, and let the controller automatically decrypt them back into regular secrets, ensuring safer secret management in cloud‑native environments.
In the first half of 2024, Chinese enterprises boosted their international influence through significant progress in informationization standards, with the CAICT DevOps assessment seeing 13 firms pass 26 evaluations and unveiling five key highlights that signal a shift toward organization‑wide DevOps adoption.
The article analyses Tencent’s 2019 tech transformation—its DevOps and middle‑platform efforts—critiques the EPC productivity certification, shares the author’s two‑year hands‑on experience, and outlines practical requirements for tools, environments, and culture to truly improve engineering efficiency.
This guide explains why front‑end developers need Docker, introduces core concepts, walks through installing Docker, building and running a simple container, using Docker Compose for a full‑stack React‑Node app, and shares practical configuration tips to ensure consistent, efficient development across environments.
This article recounts how Google engineer Laurent Le Brun and the Bazel team designed, built, and rolled out Buildifier—a code‑formatting tool that automatically reformatted over one hundred thousand BUILD files—detailing the technical challenges, testing strategies, large‑scale deployment, and the resulting improvements in code consistency and developer productivity.
Suzhou Bank’s Mobile Banking 5.0 platform, showcased at the 23rd GOPS Global Operations Conference, demonstrates how a unified micro‑service architecture, advanced security technologies, and a comprehensive DevOps platform can elevate development efficiency, meet international standards, and drive innovative financial services.
This guide introduces Gogs, a Go‑based open‑source Git server, outlines its key features, and provides step‑by‑step instructions for downloading the binary, extracting it, launching the service, and verifying a successful installation across multiple platforms.
The article details China's 2024‑2027 Information Standard Construction Action Plan, the launch of synchronized ITU DevOps international and domestic assessments, and how Shanghai Stock Exchange's website and app platform successfully passed both standards, highlighting the significance for national standardization and operational excellence.
This guide shows how to set up Jenkins on Windows using Docker Desktop and Docker Compose, create persistent volume directories, configure the compose file, adjust the update center to a domestic mirror, and retrieve the initial admin password.
This guide walks you through installing Nginx, configuring a basic website, creating an HTML page with CSS, launching the server, and using a free tunneling service to expose the site to the public internet, all without any cost.
This article examines how AI‑generated code is reshaping continuous integration and delivery, outlines the specific challenges of adapting CI pipelines for AI assistance, and provides practical best‑practice recommendations for teams seeking to improve efficiency, quality, and security in DevOps workflows.
This article reviews the transformation of IT operations from manual processes to automation, AIOps, and ChatOps, and explains how large language models can further enhance intelligent monitoring, automated diagnosis, and knowledge‑base assistance to improve system stability and response speed.
The Agricultural Bank of China’s Digital Twin Platform passed both the ITU DevOps international standard and the domestic DevOps Level‑3 Continuous Delivery assessment, highlighting China’s push for internationalized information standards and showcasing the broader rollout of synchronized DevOps evaluations across the nation.
The article details China’s 2024‑2027 Information Standard Construction Action Plan, the launch of synchronized ITU DevOps international and domestic assessments, and a case study of Shandong City Commercial Bank Alliance’s successful dual‑certification, highlighting interview insights, performance metrics, and the broader push for standards internationalization.
Suzhou Bank’s Mobile Banking 5.0 project secured both the ITU DevOps international certification and the domestic DevOps continuous delivery Level‑3 assessment, showcasing a successful case of aligning Chinese digital standards with global benchmarks and illustrating the practical benefits of a unified DevOps approach for financial institutions.
This article explains why organizations adopt multi‑cluster Kubernetes for high availability, hybrid‑cloud scaling, and fault isolation, outlines the preparatory steps, compares Federation v1 and v2, introduces Karmada as a CNCF project, and shares practical non‑federated deployment, monitoring, traffic management, and migration techniques with code examples.
Qunar’s Watcher monitoring platform was upgraded from minute‑level to second‑level precision, redesigning storage, data collection, and alerting pipelines, adopting VictoriaMetrics, enhancing client SDKs, and adding fine‑grained alarm rules, which reduced fault detection from four minutes to under one minute while improving reliability and scalability.
This document outlines a detailed training curriculum covering backend development, cloud-native technologies, microservice frameworks, databases, messaging systems, containerization, orchestration, performance tuning, and related tools, presented as a series of numbered sessions with practical labs and theory.
This article introduces three free and user-friendly Docker visual management tools—Docker Desktop, Portainer, and Docker UI—detailing their key features such as cross‑platform support, graphical interfaces, container and image management, monitoring, and multi‑platform compatibility to help developers simplify container operations.
This article recounts a two‑year journey of moving from Ansible‑based EC2 deployments to a Kubernetes‑centric platform, detailing motivations, migration strategies, operational challenges, tooling choices, cost considerations, and practical lessons for teams contemplating a similar cloud‑native transformation.
This guide explains role‑based access control (RBAC), shows how to map users to roles and permissions, and provides a complete Jenkins pipeline example—including role configuration, permission assignment, and validation—for admin, development, and operations teams.
The article explains the newly launched DevOps international standard evaluation, its relationship with domestic standards, the 2024‑2027 information standard action plan, the three major upgrades to the assessment process, and how Chinese companies can participate to gain internationally recognized certification.
This article presents a comprehensive case study of a high‑traffic business middle‑platform built with SpringBoot microservices, Kong API Gateway, MyCat‑sharded MySQL, Docker containerization, Kubernetes orchestration, CI/CD pipelines, and monitoring tools, detailing design decisions, implementation tricks, and operational lessons learned.
This guide explains how to set up Jenkins Pipeline to automate the continuous integration, testing, and deployment of PHP projects, covering prerequisite installations, pipeline creation, Jenkinsfile scripting, and execution of the build process.
This guide presents a comprehensive collection of the most important and frequently used kubectl commands, explaining how to retrieve version information, manage clusters, list resources, manipulate contexts, create, update, patch, scale, expose, delete, and debug Kubernetes objects, as well as format output and control verbosity, enabling DevOps engineers to efficiently operate Kubernetes clusters.
This article explains essential DevOps metrics—including deployment frequency, lead time for changes, change failure rate, mean time to recovery, and customer satisfaction—detailing why they matter, how to measure them, and practical practices to improve each metric for more efficient and reliable software delivery.
This article details the background, overall architecture, challenges, and step‑by‑step redesign of Qunar Travel's Watcher monitoring platform to achieve second‑level (per‑second) data collection, storage, and alerting, including storage engine selection, client and server optimizations, deployment strategies, and operational outcomes.
This article details the evolution of Vivo's CICD artifact management across four stages, explains its core functions such as multi‑type support, unified storage, promotion, security scanning, aging, and permission control, and outlines future directions toward smarter, more integrated, and secure DevOps operations.
