This article presents a comprehensive guide to Android UI and API automation testing, covering framework selection, script development with Robotium and Genymotion, Docker-based Selenium grid deployment, Python RemoteDriver usage, security testing, and best practices for efficient mobile test automation.
This article explains PouchContainer's volume architecture, the supported volume types—including local, tmpfs, and Ceph—how to create and manage them with CLI commands, compares volumes with bind mounts, and outlines future CSI integration for container storage.
This guide walks through preparing an Alibaba Cloud ECS Linux 7.4 instance, installing Docker CE, verifying the installation with a hello‑world container, pulling the GitLab CE image, configuring and running the GitLab container, and troubleshooting common issues such as port conflicts and memory limits.
This guide walks through installing Docker on Ubuntu, configuring user permissions, pulling a tutorial image, setting up SSH, installing JDK and Tomcat inside the container, and exposing ports so you can access a Tomcat server via the host, demonstrating a simple PaaS setup.
This article explains how to construct a PaaS cloud platform using a microservice architecture, Spring Cloud Netflix components, Docker containers, and supporting services such as a gateway, Eureka registration, Hystrix fault tolerance, and a dynamic configuration center.
This article outlines eleven common Docker anti‑patterns—ranging from storing data inside containers to using the latest tag—and provides practical guidance on building lightweight, secure, and maintainable images for production environments.
This article introduces Docker Compose, explains how to define a project with multiple services such as a web app and Redis, details common configuration options, and shows how to start, manage, and scale containers in a single‑host environment before mentioning future coverage of Swarm and Kubernetes.
This article outlines Docker's key advantages and presents eleven common pitfalls—such as storing data inside containers, creating large or single‑layer images, and running processes as root—to help developers use containers more effectively and securely.
This guide walks you through installing a Kubernetes (K8S) cluster on CentOS 7.3 in China, covering environment preparation, downloading required packages and images via local mirrors, configuring Docker and the network, initializing the master node with kubeadm, joining worker nodes, and optionally deploying the dashboard and flannel network plugin.
This article explains how container technologies like Docker and Amazon ECS enable the transition from monolithic web applications to scalable microservices architectures by improving development agility, resource isolation, and deployment flexibility across cloud environments.
This article demonstrates several methods for enabling a web container to communicate with a Redis container in Docker, covering the deprecated link approach, three net-based techniques, and the recommended custom network solution, while highlighting their advantages and limitations.
This article presents a comprehensive guide to building Docker‑based microservice systems, covering service‑discovery patterns, registration methods, inter‑process communication choices, API‑gateway design, continuous integration/deployment pipelines, container orchestration, storage, security, logging and monitoring, offering practical recommendations for DevOps teams.
This article explains the concepts of Continuous Integration, Continuous Delivery, and Continuous Deployment, then walks through a complete VSTS (Azure DevOps) pipeline setup—including project creation, Git configuration, CI build, Release deployment, SSH tasks, Docker image building, and container execution—targeted at automating .NET Core web applications on a cloud server.
Running Java applications inside Docker containers often leads to incorrect memory and CPU allocation because the JVM ignores container limits, but Java 10 introduces native container awareness, allowing proper heap sizing and CPU throttling through updated JVM flags and Dockerfile configurations.
This guide walks through configuring MySQL master‑slave replication inside Docker containers, covering environment setup, container creation, MySQL configuration changes, replication user creation, synchronization commands, troubleshooting tips, and verification of data replication between the master and slave instances.
Alibaba’s fourth middleware performance challenge invites developers to create a high‑performance Service Mesh Agent for Dubbo, leveraging Docker containers, etcd registration, load balancing, protocol translation, and offering optimization tips such as coroutines, async communication, and caching to achieve superior QPS scores.
This article explains how the author leverages Docker containers to build a reproducible, low‑overhead development environment, compares traditional script‑based setups, demonstrates an Nginx example with Dockerfile and supporting scripts, introduces the dockerbox utility for easier container interaction, and shows how to configure automatic startup on new machines.
This article details how 360's commercial advertising platform leverages Mesos and Docker containerization to solve data‑center migration, fault recovery, OS inconsistencies, and resource‑utilization challenges, describing the architecture, standardization, networking, storage, service discovery, and future plans.
An SRE engineer from 360 shares how Mesos and Docker containerization solved data‑center migration, fault recovery, OS inconsistencies, scaling, and resource inefficiencies in the company's advertising platform, detailing architecture, deployment, networking, storage, service discovery, and future plans for cloud‑native operations.
This article introduces Play‑with‑Docker, a browser‑based sandbox that lets users instantly create Docker servers, use an integrated SSH client, automatically map ports, and deploy multi‑node Swarm clusters without installing anything locally, providing a fast, hands‑on way to learn Docker fundamentals.
This article explains why Docker solves traditional development environment problems by offering lightweight, fast-start containers, automated image builds with Dockerfiles, and orchestration via Docker Compose, while also covering basic commands, best practices, and its role in CI/CD and cloud-native workflows.
This article introduces MySQL 8's Common Table Expressions (CTEs), explains their syntax and advantages over derived tables, and provides multiple practical examples—including recursive queries, table creation, and usage in INSERT, UPDATE, and DELETE statements—plus a Docker setup tip for MySQL 8.
The article details Alibaba's fourth Middleware Performance Challenge, explaining the Dubbo‑based Service Mesh problem, the Docker‑driven test scenario, scoring methodology, and optimization suggestions such as coroutines, async communication, and caching, offering participants a comprehensive guide to excel in the competition.
This article explains how the author leverages Docker containers to create a lightweight, reproducible development environment, detailing the shortcomings of traditional script‑based setups, the Docker‑based workflow, helper tools, and steps for automating startup, all aimed at developers who love tinkering.
This article outlines a practical Docker‑based microservice architecture, covering client‑side and server‑side service discovery (Eureka, Consul, Etcd, Zookeeper), registration patterns, synchronous and asynchronous IPC mechanisms, API‑gateway design, load balancing, security, CI/CD pipelines, container orchestration, database choices, and logging‑monitoring strategies.
This article introduces Docker's core concepts—including images, containers, registries, volumes, and essential commands such as build, push, pull, run, save, load, export, and import—to help developers achieve consistent, isolated, and rapid deployment across environments.
This article explains how to set up a Jenkins-based CI/CD pipeline using Docker, covering Jenkins concepts, deployment via Docker containers, master‑slave configuration, essential Docker plugins, and API usage with practical command‑line examples for building automated workflows.
This article explains Docker’s role in modern IT by outlining the challenges faced by companies, comparing VMs and containers, describing Docker’s architecture, and showing how containerization streamlines DevOps workflows and isolates developer and administrator concerns.
This article provides a comprehensive introduction to container technology—covering Docker's architecture, networking models, storage solutions, integration with PaaS/IaaS platforms, orchestration tools, and its impact on DevOps, micro‑services, and cloud computing ecosystems.
This article explains Docker’s client‑server architecture, core components, underlying Linux technologies, differences from virtual machines, key advantages, features, and the step‑by‑step process of pulling images, creating containers, managing resources, networking, and executing applications.
This comprehensive guide explains Docker's purpose, compares it with virtual machines, introduces Linux containers, walks through installation, image and container management, and provides step‑by‑step examples—including a hello‑world demo and a full Dockerfile tutorial for building custom images.
This article explains why elastic scaling is needed for variable web traffic, describes how to build a cost‑effective, automatically adjustable service on Alibaba ECS using message queues, service refactoring, Docker deployment, logging, and a real‑time allocation algorithm, and shares practical lessons learned.
This article explains the challenges of lightweight private‑cloud deployment, classifies distributed‑system types, and presents a practical solution that combines a standard OS layer, Docker containerization, and Ansible automation, illustrated with a real‑world RabbitMQ cluster example and supporting GitHub resources.
This guide explains how to install Docker Compose on Ubuntu, create a docker‑compose.yml file to define WordPress and MySQL services, configure volumes, environment variables, and networking, and then start, verify, and manage the containers, providing a complete end‑to‑end example of Docker Compose usage.
This article chronicles Bilibili’s front‑end evolution in 2017, detailing the shift from a backend‑centric MVC model to front‑back separation, the adoption of Node middle‑layers, Vue and React SSR, Docker deployment, caching strategies, and subsequent refactoring to improve performance and scalability.
This tutorial walks you through creating a Drone CI plugin in Node.js that sends Telegram notifications, covering environment variable handling, plugin code, Dockerfile optimization, image building, testing, secret management, and common pitfalls for seamless CI integration.
This 2017 survey‑based report analyzes why traditional enterprises are turning to microservices, examines their adoption levels, challenges, Docker usage, emerging Service Mesh technologies, and offers practical guidance for planning and implementing microservice architectures in legacy IT environments.
This article compares four common continuous delivery deployment approaches—minimum‑service deployment, rolling updates, blue/green deployment, and A/B testing—detailing their workflows, advantages, and drawbacks to help teams choose the most suitable method for their applications.
This article chronicles Bilibili’s 2017 front‑end transformation, detailing the shift from a backend‑centric MVC workflow to a decoupled architecture with Node middleware, Vue SSR, Docker deployment, configuration management, caching strategies, and performance testing, illustrating lessons learned and future directions.
This tutorial walks through preparing an Ubuntu host, installing Docker CE and Docker Compose, generating TLS certificates with acme.sh, downloading and configuring the Harbor registry, and finally pushing and pulling Docker images to verify a secure private Docker registry setup.
This guide explains how to create a Docker Hub account, log in, search and pull images, build and tag custom images, push them to Docker Hub, and configure a private Docker registry for local image storage and retrieval, covering all essential Docker commands and options.
This guide explains Docker container fundamentals and provides step‑by‑step instructions for creating, launching (both new and stopped containers), running containers in the background, attaching or executing commands inside them, viewing logs, exporting/importing snapshots, and cleaning up containers using Docker CLI commands.
From Hearthstone’s dual‑database crash to Uber’s massive data breach, this 2017 Linux operations roundup chronicles twelve critical incidents—highlighting backup failures, Docker rebranding, ransomware, BGP hijacking, and more—offering key lessons for sysadmins and DevOps professionals.
This article presents a comprehensive checklist of personal‑level DevOps tools—including JDK, Git, Docker, Maven, Jenkins, Ansible, ELK, and Trello—providing download links, basic usage commands, and verification steps so engineers can install, configure, and validate each component on Windows, macOS, or Linux.
This article summarizes Liang Xiangdong’s talk on the API Everything framework at the Gdevops 2017 conference, detailing the motivations, design principles, lifecycle, key products such as Stargate Cluster and API Portal, and the practical impact on backend development, DevOps automation, and front‑end/back‑end separation at Ele.me.
Google Cloud’s engineers explain how microservice architectures benefit from small, fast-deployable containers, using Docker, Docker‑Compose, and Kubernetes features such as Pods, Replication Controllers, Services, Labels, and canary releases to achieve automated, high‑availability deployments at Google’s massive scale.
This article explains how a Docker‑based container cloud platform solves resource waste, isolation, and deployment challenges for startups by standardizing images, using Rancher for orchestration, implementing CI/CD pipelines, and managing logs and service registration to achieve seamless 24/7 continuous delivery.
This article compares Linux containers and virtual machines, explaining their architectural differences, use‑case scenarios, security considerations, and how to choose the appropriate technology for applications ranging from single services to full LAMP stacks.
This step‑by‑step guide shows how to install Nutanix's Docker Volume Plug‑in (DVP), configure iSCSI connectivity, create persistent volumes in Docker Swarm, deploy Docker Datacenter components, and run an ownCloud service backed by Nutanix storage.
This article walks you through replacing Travis CI with Drone, covering Docker‑based installation, configuration of docker‑compose, Nginx reverse proxy, systemd service, pipeline‑as‑code with .drone.yml, secret management, troubleshooting tips, and a concise summary of Drone's strengths and limitations.
This article compares Linux containers and virtual machines, explaining their differing purposes, resource usage, security implications, typical use cases, and how to choose the right technology based on workload requirements and tool ecosystems such as Docker, Kubernetes, VirtualBox, and VMware.
Rancher is an open‑source software platform that simplifies running and managing Docker and Kubernetes by providing integrated infrastructure services such as networking, storage, load balancing, DNS, security, multi‑cloud deployment, container orchestration, an application catalog, and enterprise‑grade access control.
This article explains why Weave's FastDb mode can cause network interruptions on CentOS 7 VMs, analyzes the underlying kernel bugs and UDP PMTU probing issues, and provides practical solutions such as kernel upgrades, disabling UFO, and adjusting MTU settings.
This article describes how the OPS team designed and implemented a private‑cloud Elasticsearch service using Mesos for resource management, Docker containers orchestrated by Marathon, and a suite of monitoring, self‑service configuration, and continuous deployment tools to improve resource utilization and operational efficiency.
This guide walks you through building custom MySQL Docker images, configuring master and slave my.cnf files, launching the containers, creating a replication user, and synchronizing the slave using Docker commands and a ready‑made shell script, all with detailed code examples.
The article explains how to build a browser‑based container web console with GoTTY by wrapping docker exec in a WebSocket‑driven backend, detailing static asset handling, dual‑goroutine I/O, deployment options for distributed or centralized agents, security logging, and automatic cleanup of orphaned shell processes.
This article analyzes the technical and organizational factors that determine when Docker containers are appropriate versus virtual machines, covering scenarios from small startups to large enterprises, and presents ten deployment modes ranging from public‑cloud VMs to advanced Kubernetes and hybrid solutions.
This article explains how Linux containers, especially Docker, complement microservices by providing lightweight, portable, and easily managed runtime environments, and discusses key concepts such as logging and monitoring, zero‑downtime continuous delivery, and dynamic service registries for scalable cloud‑native applications.
This article records Xu Lei's online DevOps talk, outlining his ten‑year journey, emphasizing the importance of managing granularity and engineering decoupling, and providing practical strategies, agile insights, continuous delivery frameworks, Docker benefits, and a Q&A to help teams improve software delivery efficiency.
This article explains how Tencent CDN tackles ever‑growing Tb‑scale traffic spikes by virtualizing resources into a shared Docker‑based burst pool, detailing the challenges, architectural solutions, technical optimizations, and the resulting cost savings and rapid scaling capabilities.
This article explains how a small cloud‑service startup adopted Docker and a custom operations platform to solve environment inconsistencies, simplify multi‑project deployments, accelerate provisioning, and achieve cross‑platform, container‑based management of its applications.
Learn how the HULK private‑cloud platform automates Docker image building and management by integrating Jenkins pipelines, UI‑driven configuration, GitLab storage, and automated build‑push processes, dramatically reducing manual CLI steps and lowering the entry barrier for container deployment.
This guide explains how to enable Windows Server 2016 containers, install Docker and Docker‑Compose via PowerShell, create custom Docker images, export and import them, and configure a remote Docker daemon to run containers and compose files from another machine.
This article details Tongcheng Travel's extensive experience of running over a thousand MySQL instances in Docker, describing the motivations, architecture, resource scheduling, backup, monitoring, high‑availability, migration, and operational benefits of their private cloud database platform.
This article walks you through the fundamentals of continuous integration, introduces Jenkins and Docker, explains key Jenkins concepts, and provides step‑by‑step commands to deploy Jenkins in Docker, configure master‑slave nodes, install essential Docker plugins, and use the Jenkins Remote API for automation.
This article chronicles a small team’s evolution from single‑repo manual deployments through service splitting, messaging middleware, SDK‑based calls, service discovery, Docker automation, and log handling, highlighting practical lessons and trade‑offs at each stage.
This guide walks you through installing Ubuntu, Docker, and the Percona Monitoring and Management (PMM) server, configuring a PMM client, and connecting it to MySQL to enable real‑time performance metrics and slow‑query analysis.
This article details the evolution of Tongcheng Travel’s PaaS platform, describing its shift from Docker Swarm host networking to a custom container network using Calico and Contiv, the implementation of public‑IP allocation, and the monitoring solution built with OVS sFlow, Redis and ELK.
This article examines the unique challenges of monitoring containers, outlines three categories of metrics to collect, compares host‑centric and layered monitoring architectures, provides detailed methods for gathering CPU, memory, I/O and network data via cgroup files and Docker commands, and shares practical insights, tooling recommendations, and a Q&A session for effective container observability.
This article explains how Redis-ML enables real‑time machine learning by extending Redis with modules, covering its architecture, random‑forest inference, performance benchmarks against Spark, and a complete movie‑recommendation use case with Docker, Scala, and Python examples.
The article explains how Docker, as a lightweight container engine, can address common testing environment problems such as data and environment isolation, bug reproducibility, and resource overhead by enabling easy image building, data separation, scalable services, and streamlined CI/CD workflows.
This article details how REA Group implements a comprehensive DevOps workflow for its micro‑service architecture on AWS, covering the 12‑Factor principles, toolchain components, automated deployment with rea‑shipper, monitoring, alerting, and the collaborative processes that enable continuous delivery at scale.
The article recounts a half‑year investigation of a high‑performance proxy cluster whose Docker hosts repeatedly crashed due to kernel null‑pointer dereferences, detailing log analysis, three faulty hypotheses, extensive web research, kernel and Docker upgrades, and the final operational lessons learned.
This article introduces Jumpserver, an open‑source bastion host built with Python and Django, and details its major new version updates—including a full code refactor, component separation, Docker support, internationalization, RESTful APIs, and enhanced UI—highlighting how these changes improve security, extensibility, and deployment flexibility for enterprises.
This guide explains how to resolve database schema differences by creating a Docker image that packages mysqldiff on CentOS, detailing installation, image creation via both docker commit and Dockerfile, and publishing the image to Docker Hub for easy reuse.
The HULK Container Platform scheduling system, built for Meituan‑Dianping, combines a hybrid, actor‑based scheduler with filter‑and‑rank logic, configurable trade‑offs, and dynamic over‑commit to balance resource utilization, high availability, and massive concurrent placement decisions for thousands of containerized services.
This article outlines the rationale for adopting Node.js in the 京友邦 project, compares two deployment architectures—separate Node and Tomcat services versus co‑locating them in a single Docker container—and provides detailed step‑by‑step instructions for packaging, scripting, Nginx configuration, and monitoring to achieve a successful rollout.
Docker renamed its original open‑source project to Moby, shifting the Docker brand to its commercial CE and EE products, which sparked community backlash over perceived rebranding, loss of the Docker open‑source identity, and raised questions about open‑source monetization and corporate strategy.
The article analyzes Docker’s controversial rename of its core project to Moby, the community backlash it sparked, the strategic motives behind the move, and how related initiatives like LinuxKit fit into the evolving cloud‑native container ecosystem.
This article explains how to replace traditional, error‑prone release cycles with a Docker‑based Jenkins pipeline that automates building, testing, image creation, and deployment to Docker, Kubernetes or remote hosts, while sharing practical tips, sample Groovy code, and common Q&A for DevOps teams.
The article analyzes current DevOps trends, highlighting the continued focus on microservices, the maturation of Docker‑centric data‑center solutions, the challenges of incomplete DevOps adoption, emerging domain‑specific practices, technical debt restructuring, security integration, the untapped potential of Windows/.NET, the rise of non‑functional testing tools, and Python’s growing indispensability.
The article explores how DockerCon introduced LinuxKit and NanoServer as lightweight, YAML‑driven tools for assembling minimal, fast‑booting operating system images, discussing their relevance to cloud‑native efficiency, DevOps principles, and the shift from multipurpose host OSes to single‑purpose cloud OSes.
An in‑depth look at Docker’s transformation into the Moby project reveals how the company repackaged its flagship container platform, the community’s backlash over the split, the strategic motives behind the move, and what it means for the future of container‑based cloud native development.
This article explains how to analyze and visualize Docker container logs using the ELK stack, covering preparation, parsing tips, Kibana query techniques, and example visualizations to help monitor Dockerized environments effectively in production.
This article explains the differences between monolithic and microservice architectures, introduces Docker as a key tool for microservices, and details how a Container‑as‑a‑Service (CaaS) platform can provide service discovery, routing, logging, monitoring, auto‑scaling, SLA enforcement, and deployment strategies to simplify development and operations.
The article explains how Docker rebranded its original open‑source project as Moby to shift the community’s search footprint and fan base toward its commercial Docker EE and Docker CE products, detailing the resulting developer backlash and the company’s profit‑driven motives.
This article explains the challenges of Docker log collection and provides a step‑by‑step guide for installing ELK components, configuring Logstash, Kibana, and various log shippers such as Filebeat, logging drivers, Logspout, and Logz.io to reliably gather and visualize container logs.
This article explains how applying release‑acceleration techniques such as multi‑version deployment and pre‑deployment to Dockerized applications dramatically reduces test‑environment rollout time, eliminates service interruption, and improves developer efficiency.
This article examines how Agile, DevOps, microservices, and Docker have risen together in recent years, analyzing Google Trends data to illustrate their intertwined growth and explaining why Docker is seen as essential for rapid software delivery within modern DevOps and microservice ecosystems.
This article describes how a team migrated Spark 1.6.x running on Mesos to a Marathon‑Docker based architecture that provides dynamic executor scaling, resolves configuration and resource‑allocation issues, and improves monitoring, fault‑tolerance, and upgrade processes for large‑scale streaming workloads.
The talk outlines how Docker and Kubernetes were adopted to streamline test environment provisioning, address challenges like environment inconsistency and resource scarcity, and enable automated, standardized, and scalable testing infrastructure through containerization, networking, storage, and cluster management techniques.
This article walks through building a Mezzanine CMS blog, first manually on macOS, then automating the deployment with Ansible, refactoring using roles, and finally containerizing the setup with Docker, providing detailed commands, configuration files, and best‑practice tips for production environments.
This article explains how continuous integration, continuous delivery, continuous deployment, microservices and container technologies interrelate to enable faster, more reliable software delivery, describing CI/CD pipelines, the role of feature toggles, and the benefits of immutable containers in modern DevOps practices.
This article explains how containers use storage plugins like Docker volume drivers and Convoy to integrate persistent storage, describes the plugin API, daemon architecture, backend driver abstractions, and discusses the trade‑offs of different storage types for cloud‑native applications.
This guide explains how to set up the ELK (Elasticsearch, Logstash, Kibana) logging platform using Docker Compose, covering prerequisites, environment configuration, single‑host and multi‑host deployments, and verification steps to get a functional ELK stack in minutes.
This tutorial demonstrates step‑by‑step techniques—using ADD, combining commands in a single layer, and leveraging .dockerignore—to dramatically reduce the size of a Java Docker image from 743 MB down to 536 MB while keeping functionality intact.
This article details Ctrip's journey in building a private container cloud to support rapid business growth, covering elasticity challenges, container deployment principles, orchestration platform choices, network design, operational issues, custom executors, monitoring solutions, and the overarching CDOS system.
ctop provides a real-time, top‑like view of Docker containers, showing CPU, memory, network and I/O metrics; this guide explains its purpose, Linux installation steps, key keyboard shortcuts for filtering, sorting, help, and how to quickly assess container resource usage.
This article recounts JD.com's journey of Dockerizing MySQL, covering the evolution of its container platform, reasons for container adoption, preparation steps, encountered challenges with large‑scale clusters, and the solutions that enabled over 70% of its MySQL instances to run reliably in Docker containers.
This tutorial walks through updating CentOS 7, adding the Docker repository, installing and testing Docker Engine, creating a Dockerfile for a .NET Core and Angular2 project, building and running the container, configuring Nginx as a reverse proxy, and verifying the deployment in a browser.
