Learn how to deploy a Redis cluster on Kubernetes using a StatefulSet and Headless Service, covering problem analysis, key concepts, configuration steps, initialization with redis-cli, and creating services for access, all without persistent volumes for simplicity.
This guide explains Redis AOF persistence settings, including default options, the three synchronization strategies (no, always, everysec), and practical recommendations such as enabling AOF on slaves for critical data while keeping masters free of persistence work.
This article explains why and how to convert Jenkins Freestyle projects to Pipeline jobs, covering trigger mechanisms, global and repository configurations, shell build steps, and a complete scripted pipeline example that automates building, testing, reporting, and email notifications.
This article shares practical standards for Kubernetes operations—from infrastructure choices and application packaging to CI/CD tooling—helping teams reduce complexity, improve reliability, and foster continuous learning and sharing in fast‑moving cloud environments.
This article outlines four practical strategies to accelerate CI/CD pipelines—using a self‑hosted GitLab Runner, caching build dependencies, employing lightweight Alpine images for CI jobs, and conditionally running jobs only when relevant files change—to improve developer efficiency.
This guide outlines six Python advancement directions—full‑stack development, web scraping, data analysis & mining, AI & machine learning, DevOps automation, and testing—detailing essential skills, typical salary ranges, and how each role fits the modern job market.
This article compiles a series of visual skill maps covering DevOps, cloud computing, big data, security, architecture, and development practices, offering engineers a comprehensive roadmap to build and expand their technical knowledge across multiple domains.
GitOps is an automated infrastructure management approach that leverages DevOps best practices such as version control, code reviews, and CI/CD pipelines to treat infrastructure as code, enabling declarative, pull‑request‑driven deployments especially in Kubernetes‑centric cloud‑native environments.
This article details FreeWheel’s migration from a decade‑old Ruby monolith to a cloud‑native architecture, explaining cloud‑native fundamentals, the Strangler Pattern, containerization, Kubernetes/EKS orchestration, Istio service‑mesh integration, serverless extensions, and the internal platforms that support the new hybrid system.
This guide walks through cloning the Sentry and Snuba repositories, installing macOS system dependencies, configuring Python and Rust toolchains, launching Docker containers for ClickHouse, Kafka and Redis, running Snuba migrations, and finally starting the dev server to query events via a local UI.
Modern software’s soaring complexity—from monolithic apps to micro‑service, container‑based, cloud‑native ecosystems—is overwhelming developers, forcing them to juggle endless tools, security, and performance demands, while organizations adopt internal platforms and curated “golden paths” to regain control and deliver value efficiently.
The Baidu Tech Salon #95 brought together senior engineers and experts to discuss the importance of engineering capability, China Mobile's DevOps transformation under its "cloud shift" strategy, and innovative approaches to undergraduate software engineering education, offering actionable insights for developers and organizations.
This talk presents ByteDance’s mobile release engineering practices for billion‑DAU apps, detailing challenges, the evolution of their release platform from Jenkins‑based pipelines to a custom distributed system, and solutions for pipeline efficiency, safety, release velocity, and data reliability via artifact libraries.
This tutorial explains Kubernetes deployment strategies—including Rolling Update, Recreate, Blue‑Green, and Canary—detailing their concepts, configuration files, kubectl commands, and best‑practice considerations for reliable, zero‑downtime application releases. It also covers prerequisites, readiness probes, and how to verify rollout status using kubectl.
The article outlines the background, mission, technical choices, and comprehensive features of the Tianyan Quality Platform—an internal testing solution built with Vue and Spring Boot that streamlines API automation, environment management, and DevOps integration across multiple business lines.
The article outlines twenty‑four essential capabilities—including version control, automated deployment, continuous integration, trunk‑based development, test automation, lean management, and cultural practices—that together drive high‑performance software delivery and organizational effectiveness.
Git worktree, a little‑known feature introduced in 2015, lets developers maintain a single repository while simultaneously working on multiple branches—such as feature and hotfix—without costly context switches, large repo clones, or environment reconfiguration, and includes commands for adding, listing, removing, and pruning worktrees.
This article traces the evolution of DevOps from its roots in Toyota Production System and Kanban through Waterfall, Scrum, Agile, Lean, and modern extensions like ChatOps, GitOps, FinOps and AiOps, highlighting key milestones and their impact on software delivery practices.
The article examines how Docker, Docker Compose, and Kubernetes have transformed deployment, but also highlights the remaining complexities of cloud‑native development, microservices, and the need for next‑generation tools that seamlessly integrate local processes, containers, and cloud services.
This article chronicles the history of DevOps and its related practices—from the Toyota Production System and Kanban to Waterfall, Scrum, Agile, Lean, and modern concepts like ChatOps, GitOps, FinOps and AiOps—highlighting how each milestone shaped today’s software delivery culture.
The 2021‑22 World Quality Report, based on interviews with 1,750 QA leaders across 32 countries, reveals how the pandemic accelerated digital transformation, increased the strategic role of QA in DevOps and Agile, and highlighted AI‑driven testing as a major driver of quality and customer experience.
This guide outlines the key Redis monitoring metrics—including performance, memory, activity, persistence, and error indicators—provides detailed descriptions, command examples, and practical tips for using tools like redis-cli, redis-benchmark, and info commands to effectively track and troubleshoot your Redis instances.
Shanghai Pudong Development Bank’s eight systems passed the third‑level DevOps continuous‑delivery assessment, showcasing how standardized processes, tool empowerment, and a unified maturity model can dramatically boost development efficiency, quality, and competitive advantage in the banking sector.
This article provides a detailed, step‑by‑step guide for startups to design and select a complete backend technology stack, covering language choices, components, processes, systemization, and the practical evaluation of tools such as project management, DNS, load balancing, databases, messaging, CI/CD, monitoring, and deployment.
Huatai Securities became the first Chinese securities firm to pass the DevOps Technical Operations 2+ level assessment, sharing detailed interview insights on the project’s high‑availability design, operational improvements, challenges overcome, and future plans for broader technical‑operations transformation.
This article details Bank of Communications' successful DevOps standard assessment, showcasing how its Smart HR and Cross‑border Finance projects reached Level 3 maturity, the interview insights from the project manager, and the broader impact of DevOps practices on banking digital transformation.
The 2021 GOPS Global Operations Conference in Shanghai announced the latest DevOps capability maturity assessment results, detailing the enterprises that achieved continuous delivery level 3 and technical operation level 2+, explaining the new 2+ grading, and outlining the DevOps maturity model and its industry adoption.
This article introduces the Kafka AdminClient API, explains its core features and internal threading model, and provides step‑by‑step Java code examples for creating, listing, describing, configuring, updating partitions, and deleting topics in a Kafka cluster.
This guide explains how to use GitHub Packages as a unified package registry and demonstrates step‑by‑step how to configure npm, create a workflow file, and automatically publish a Node.js package to GitHub Packages via GitHub Actions whenever a new release is created.
This article explains how the Scaled Agile Framework (SAFe) drives agile product delivery, enterprise‑level solution deployment, and lean portfolio management by focusing on customer‑centric design, fixed‑frequency development, DevOps pipelines, and coordinated release trains, illustrating each capability with diagrams and practical guidance.
This article explains why organizations adopt the Scaled Agile Framework (SAFe), describing its two operating models, the benefits such as faster crisis response, increased customer value delivery, and higher product quality, and outlines SAFe’s core capabilities for achieving business agility.
This article explains the concept of canary releases, outlines their advantages and drawbacks, and provides a detailed, command‑line tutorial for performing a canary deployment, monitoring, pausing, resuming, and rolling back a Kubernetes application using kubectl.
This guide explains Jira's planning and tracking features, provides step‑by‑step instructions for installing the Data Center version, details initial configuration, demonstrates project and module creation, and shows how to integrate Jira with Jenkins and GitLab for automated CI/CD workflows.
This article provides a comprehensive overview of microservices architecture, covering its definition, comparison with monolithic systems, design principles, communication methods, benefits, drawbacks, governance, and practical considerations such as DevOps, containers, and real‑world case studies.
This article examines Baidu's Tekes platform—its evolution from automated component publishing to a full‑stack mobile DevOps service—detailing its architecture, workflow engine, event‑driven pipeline, and how it boosts development efficiency across hundreds of repositories and product lines.
This guide demonstrates how to create a Docker image for Apache Tomcat on CentOS by preparing a Dockerfile that installs JDK, adds Tomcat binaries, sets an ENTRYPOINT to start the server, and exposes port 8080 for containerized deployment.
This article explains the concept of canary (gray) releases, demonstrates how to perform rolling updates and precise traffic splitting in Kubernetes, and shows how to achieve fine‑grained canary deployments using Istio’s VirtualService and DestinationRule resources with practical YAML and kubectl examples.
This article explains what bug tracking is, outlines a typical bug‑tracking workflow, describes the elements of a good bug report, lists criteria for choosing a bug‑tracking tool, and reviews twelve popular tools with their features, integrations, pricing, advantages and disadvantages, concluding with recommendations for teams of all sizes.
The article explains test orchestration as a coordinated, automated testing workflow that enhances software quality and delivery speed by eliminating manual errors, integrating with CI/CD pipelines, and leveraging tools such as Ansible, Jenkins, and Kubernetes to streamline testing processes across DevOps environments.
This article explains the principles of agile development, outlines typical agile workflows and case studies, and then provides a comprehensive overview of the cloud native technology stack, including application definition, orchestration, runtime, provisioning, platform, observability, and serverless components, illustrating how modern IT teams can transition from traditional practices.
This tutorial demonstrates how to create a Dockerfile on a CentOS host, build an Nginx image, run the container, and verify its operation, while highlighting the importance of specifying an entrypoint or CMD in the Dockerfile.
This article explains how to effectively use static and dynamic environment variables in Kubernetes, including explicit definitions, implicit inclusion, Helm injection, and ConfigMap-based approaches, to streamline operations, reduce complexity, and improve microservice configuration and logging.
This guide explains how to install Docker Desktop on Apple Silicon M1 Macs, covers required Rosetta compatibility, shows the Docker Desktop features, demonstrates running containers and a Redis instance, and discusses resource settings and Kubernetes support, providing a practical end‑to‑end workflow.
This guide explains the blue‑green deployment concept, outlines its pros and cons, and provides a step‑by‑step Kubernetes tutorial—including image loading, namespace creation, deployment manifests, service configuration, and traffic switching—to achieve zero‑downtime releases.
iQIYI integrated JaCoCo with its DevOps pipeline, using Git diff and Jira‑linked branch naming to automatically generate fine‑grained coverage reports at incremental, branch, and requirement levels, enforcing 90 % thresholds that lifted backend service coverage from under 70 % to over 90 % and markedly improved reliability.
The article explains how agile development and DevOps extend beyond coding to cover the entire application lifecycle, how containers and Kubernetes enable seamless collaboration between developers and operations, and why microservice architecture and Conway's law are essential for building scalable, cloud‑native systems.
Sealer is an open-source Alibaba tool for packaging, delivering, and running distributed applications as cluster images, simplifying Kubernetes cluster deployment and management on Linux systems.
The article explains how adopting automation and continuous testing—through appropriate tools, metric tracking, containerization, transparent communication, multi‑layer and performance testing—accelerates error detection, improves software quality, and enables faster, reliable releases in modern DevOps pipelines.
The article examines how enterprises evolve their R&D capabilities through three stages—adopting mature toolchains, building integrated development platforms, and finally creating open technology platforms—highlighting the benefits, challenges, and best practices for improving delivery efficiency and fostering collaborative innovation.
This article introduces the Jenkins Deploy Dashboard plugin, explains its purpose for visualizing deployment status across environments, and provides step‑by‑step instructions—including adding deployments to the dashboard, creating the dashboard view, and adding deployment buttons—using both scripted and declarative pipelines.
An interview with Qingchuang Technology’s co‑founder reveals how their Sherlock AIOps platform passed the first domestic AIOps system and tool assessment, illustrating the role of AI‑driven alarm convergence, the significance of the CAICT maturity model, and future plans for intelligent IT operations across industries.
The article explains how AIOps, built on DevOps principles and leveraging AI and big‑data analytics, helps enterprises overcome governance challenges, improve operational efficiency, and accelerate digital transformation, highlighting standards, real‑world evaluations, and key benefits such as real‑time analysis and noise reduction.
This guide presents a detailed 2021 Java learning roadmap covering programming fundamentals, JVM internals, concurrency, data structures, algorithms, databases, development tools, backend frameworks, DevOps practices, and interview preparation, with curated resources and a practical study schedule to help learners secure a strong job offer.
This guide explains how to set up SonarQube and Sonar‑scanner for static code analysis, run the scanner with project parameters, install the Sonar‑GitLab plugin, configure commit‑status integration, and use the resulting GitLab commit status to enforce merge‑request policies based on pipeline outcomes.
This extensive guide covers Docker fundamentals, container concepts, installation steps, basic and advanced commands, image lifecycle, volume handling, Dockerfile creation, networking options, Docker Compose orchestration, private registries, Harbor deployment, best‑practice recommendations, and monitoring techniques, providing a complete reference for container‑based development and operations.
The article details how Xueersi's 1‑to‑1 quality‑efficiency team transformed their cumbersome manual test‑environment setup into a fast, containerised, Kubernetes‑driven workflow, introducing swim‑lane environments, trace‑ID coloring, and a continuous‑delivery platform to dramatically improve resource utilization and deployment speed.
The article examines how AI-driven tools are reshaping DevOps practices, introducing concepts like AIOps and NoOps, evaluating their impact on development speed, quality, and the evolving role of engineers, and ultimately questioning whether AI will replace traditional DevOps personnel.
This tutorial shows how to uninstall Docker Desktop on macOS, install Hyperkit, Docker CLI, kubectl and Minikube, configure CPU/memory limits, enable Ingress, MetalLB and other add‑ons, and keep Docker images and volumes while running a local Kubernetes cluster efficiently.
Learn how to install Jenkins inside Docker using the jenkinsci/blueocean image, configure ports and volumes, unlock the instance, set up credentials for Git and SSH, create a multi‑branch pipeline with Blue Ocean, and write a Jenkinsfile that automates build, test, and deployment steps.
Zhang Chenyu from Lingque Cloud shares a comprehensive enterprise‑level Harbor case study, covering its role as an image registry, migration from 1.x to 2.x with multi‑architecture support, internal governance policies, integration with ACP, community contributions, performance workgroup findings, and the offered Harbor Enterprise edition.
Zhengzhou Bank’s new retail loan system passed the third‑level DevOps continuous‑delivery assessment, leading to a 2.31‑fold increase in annual delivery demand, an 18‑day reduction in cycle time, and a shift to automated, seconds‑level environment delivery, illustrating the transformative power of standardized DevOps practices.
The article reports that Zhejiang Mobile’s AIOps system and tool modules, including anomaly detection and alarm convergence, successfully passed the first‑stage assessment by the China Academy of Information and Communications Technology, highlighting the growing importance of AI‑driven operations, sharing interview insights on implementation, benefits, and future plans.
The article explains the concept of AIOps, details Guangdong Mobile’s AI‑plus‑knowledge experience fault‑diagnosis platform passing the first‑stage AIOps maturity assessment, shares interview insights from senior managers, and outlines future development directions for intelligent IT operations.
The article explains how AIOps leverages AI to enhance IT operations, details Huatai Securities' successful first‑batch evaluation by the China Academy of Information and Communications Technology, and outlines future plans and the emerging AIOps maturity model standards.
The 2021 DevOps International Summit in Beijing announced the latest DevOps capability maturity assessments for dozens of enterprises, introduced the new AIOps maturity model, and highlighted the global significance of China’s DevOps standards across finance, telecom, and other industries.
The DevOps International Summit in Beijing announced that 42 enterprises covering 108 projects achieved level‑3 maturity in the CAICT DevOps Capability Model, highlighting the impact of standardized tools and processes on software delivery efficiency across finance, telecom and other sectors.
This article shares a practical three‑step method for turning KPI from a hindrance into a catalyst during agile and DevOps transformation, covering urgency creation, pilot projects, and performance‑assessment redesign, while illustrating how integrated tools and feedback loops boost delivery efficiency and business value.
The article explains the critical differences between traditional test automation and continuous testing, detailing how continuous testing, integration, delivery, and deployment enhance software quality, speed, and team efficiency within a DevOps environment.
The article examines ByteDance’s terminal technology team, outlining current front‑end trends, the challenges of complex processes, component chaos, and massive architecture, and presents their veMARS solutions for DevOps, component management, and application frameworks to improve platform development efficiency.
This article explains how to create a Go‑based command‑line tool that queries Harbor projects and repositories, lists image tags, and automatically deletes older tags while retaining a configurable number of recent ones, streamlining storage management and avoiding manual page‑by‑page deletions.
This guide walks through every Dockerfile instruction—from variables and FROM to ENTRYPOINT and HEALTHCHECK—explaining syntax, usage tips, and common pitfalls, so you can build efficient, reproducible container images with confidence.
This article explains how to secure sensitive Spring Boot configuration properties such as database credentials by integrating the Jasypt library, configuring encryption keys, generating encrypted values through test code, and applying the encrypted strings in application.yml, including deployment‑time salt handling for enhanced security.
This tutorial walks through checking a Kubernetes cluster, creating a namespace with Istio sidecar injection, deploying the Bookinfo sample application, applying Istio gateway resources, and verifying services and endpoints using kubectl commands.
This guide walks you through the core kubectl syntax, common subcommands, global flags, output formats, and practical examples, enabling you to efficiently manage Kubernetes resources from the command line.
In this keynote from the 2021 Excellence Engineering Productivity Conference, the speaker outlines a systematic approach to R&D efficiency, introduces the “golden triangle” concept, maps practical implementation steps, describes a layered platform architecture, and details five key metrics for continuous improvement.
This article chronicles a recent graduate’s year‑long journey mastering cloud‑native technologies, detailing the design and implementation of a multi‑cluster Kubernetes architecture, unified logging, CI/CD pipelines, service governance with Istio, and private deployment strategies for a 3D editor platform.
This article provides a step-by-step guide to installing Istio on a Kubernetes cluster, including verifying node status, creating the istio-system namespace, copying the istioctl binary, selecting a profile, generating manifests, and checking deployed pods and services.
This article explains how Spinnaker enables continuous delivery in Kubernetes environments by describing its role, deployment workflow, micro‑service architecture, pipeline design across DEV and UAT namespaces, and practical best‑practice recommendations for secure and efficient CD operations.
This guide explains how to upload build artifacts to external repositories by using Nexus API for Maven artifacts and GitLab's generic package registry, covering authentication methods, required parameters, curl commands, and CI/CD job examples for automated publishing.
This guide compiles over 300 interview-style questions covering Python fundamentals, network programming, concurrency, databases, caching, frontend frameworks, DevOps tools, and system design, along with code snippets and brief explanations to help candidates prepare for technical interviews.
The article examines the three‑year evolution of Alibaba's DEF front‑end engineering platform, highlighting its shift toward a monolithic architecture, the resulting complexity and cost issues, and the multi‑layered solution—including infrastructure upgrades, SAAS/PAAS/IAAS separation, and micro‑frontend strategies—to improve efficiency, quality, and developer experience.
This guide explains how to store, upload, and retrieve build artifacts using Nexus repository manager through its UI, Maven configuration, Jenkins Nexus Artifact Uploader plugin, custom pipeline functions, and direct REST API calls, including download examples with curl and wget.
Ant Group built a comprehensive R&D Insight system that combines measurement infrastructure, a unified metric framework, and a comprehensive evaluation model to turn massive development data into actionable diagnostics, enabling company‑wide, team‑level, and outsourcing efficiency improvements across thousands of engineers.
This article presents a comprehensive overview of serverless application DevOps, covering the definition, benefits, common use cases, development workflow, container image deployment, CI/CD pipelines with AWS SAM, security strategies, monitoring tools, and real‑world examples such as Coca‑Cola.
This article details Dada's journey from identifying costly business‑configuration pain points to designing and deploying an automated configuration center that isolates business settings, improves system stability, enhances robustness, accelerates development, secures data, and delivers measurable performance gains.
This article explains how GitLab CI/CD can be used to run continuous integration, trigger downstream pipelines across multiple projects, pass variables and specify branches, with practical code examples for microservice‑based architectures and guidance on pipeline visualization and permissions.
This article explains the full CI/CD pipeline—from code commit, static analysis, building, testing, and artifact storage to continuous deployment, baking, verification, and monitoring—detailing participants, tools, and processes that enable fast, reliable, and automated software delivery in modern DevOps environments.
This guide explains how to set up a Gerrit instance, configure SSH keys and permissions, install the Gerrit Trigger plugin in Jenkins, and create a Jenkins pipeline that automatically runs when a review is merged, providing a complete end‑to‑end CI/CD workflow.
This article shares a collection of powerful kubectl commands and tips—including API debugging, status‑based pod filtering and deletion, node‑specific pod listing, distribution counting with awk, and proxy usage—to help experienced Kubernetes users work more efficiently and avoid manual API client coding.
This article outlines the core technology categories and specific tools—planning, issue tracking, source control, build, testing, CI/CD, configuration management, cloud platforms, container orchestration, monitoring, communication, and knowledge sharing—that together enable teams to implement DevOps practices effectively and deliver value sustainably.
This article presents a collection of powerful kubectl commands and techniques—including API inspection, status‑based pod filtering, node‑specific pod listing, distribution counting with awk, and proxy usage—to help Kubernetes users troubleshoot and manage clusters more efficiently.
This comprehensive guide introduces Docker’s core concepts, advantages over traditional VMs, architecture, essential commands, installation steps, Dockerfile syntax, image management, storage options, and networking modes, providing practical examples and code snippets to help developers efficiently containerize and deploy applications.
By applying data‑driven operations to a rapidly growing front‑end data‑platform team, we defined key metrics, built automated reporting tools, and leveraged monitoring and analytics to uncover bottlenecks in code review, ultimately improving development efficiency, visibility, and decision‑making across projects.
Docker is a lightweight, open‑source container platform that packages applications and their dependencies into portable images, offering faster startup, lower resource consumption, and easier migration compared to traditional virtual machines, while providing isolation, standardization, and security for modern cloud‑native deployments.
The 2021 DORA Accelerate State of DevOps report, based on responses from over 32,000 professionals, reveals new performance metrics, the impact of SRE and security supply‑chain practices, cultural factors affecting burnout, and how cloud adoption continues to drive higher software delivery and organizational performance.
This article describes how the Auto Home Dealer business unit transformed its software quality process over three years by piloting, scaling, and institutionalizing testing practices, addressing role‑specific challenges, introducing automation, and continuously measuring impact to achieve faster, more reliable releases.
This article analyzes why our Kubernetes clusters were constantly unstable—citing an erratic release process, missing monitoring, logging, documentation, and unclear request routing—and presents a comprehensive solution that includes a Kubernetes‑centric CI/CD pipeline, federated monitoring, centralized logging, a documentation hub, and integrated traffic management.
Google’s 2021 DORA Accelerate State of DevOps report, based on over 32,000 professionals, reveals that elite teams dramatically outperform low‑performing teams across deployment frequency, lead time, recovery time and failure rates, while highlighting new reliability metrics, the importance of team culture, SRE, cloud adoption, secure software supply chains and documentation.
This article provides a comprehensive overview of distributed system architecture, covering design patterns such as gateways, sidecars and service meshes, performance techniques like caching and sharding, fault‑tolerance mechanisms including rate limiting and circuit breakers, and DevOps practices for deployment and monitoring, all aimed at building resilient cloud‑native applications.
This article examines how three major Chinese insurance firms applied the CAICT DevOps Capability Maturity Model to improve IT efficiency, integrate teams, and accelerate continuous delivery, highlighting architectural innovations, cloud adoption, and measurable performance gains across distributed core systems, e‑commerce platforms, and agricultural claims solutions.
