Tracing the history of containerization, this article explores how early file isolation with chroot evolved through namespaces and cgroups, leading to LXC, Docker’s lightweight application packaging, Kubernetes orchestration, and finally cloud-native services like Huawei CCE, highlighting each stage’s impact on modern software deployment.
This article explains how to quickly set up Nginx Proxy Manager with Docker, covering project goals, key features, step‑by‑step deployment, default credentials, advanced Docker network and health‑check configurations, and provides useful code snippets and screenshots for reference.
This article explains why containerizing Java applications with Docker is beneficial, outlines the steps to create a Dockerfile, build and run the image, and demonstrates using Docker Compose (and briefly Kubernetes) to manage a Spring Boot service, providing full code examples.
This guide walks through installing Jenkins and Nexus via Docker, configuring a Maven hosted repository in Nexus, setting up Jenkins credentials and plugins, and creating a Jenkins pipeline that builds a Maven project and publishes its artifacts to Nexus, enabling automated CI/CD for Java applications.
This guide introduces FrankenPHP—a modern PHP application server built on Caddy—detailing its key features, Docker deployment, standalone binary usage, command‑line script execution, and how to mount local directories for custom PHP projects.
This article explains how to install Ansible, use its basic playbook commands, structure a playbook, and leverage built‑in modules, register and when statements to fully automate Docker and Docker‑Compose deployment on CentOS systems.
This article introduces Docker's core architecture, common command-line tools, compares containers with traditional virtual machines, and explains the underlying Linux technologies—namespaces, cgroups, and union file systems—that enable lightweight, portable, and efficient containerization.
This guide explains how to use Kind—a Docker‑based tool for creating Kubernetes test clusters—including its architecture, network model, installation steps, cluster creation commands, multi‑node and multi‑control‑plane configurations, image loading, custom port mappings, ingress deployment, troubleshooting tips, and best‑practice recommendations.
Scrapscript, a newly released compact and functional programming language, enables developers to create small, secure, and easily shareable programs that run on all major platforms and can be compiled to JavaScript for web deployment.
This tutorial explains how to install Docker and x11docker on an Ubuntu desktop, outlines x11docker's security‑enhanced features, and provides a complete walkthrough for pulling and running a GUI app such as VLC inside a container with GPU, audio, and clipboard support.
This guide explains why Spring Boot applications consume memory, shows how to configure the JVM and Tomcat settings, and demonstrates using Docker‑compose to apply these tweaks, enabling developers to reduce local memory usage by more than 40% and speed up development cycles.
This article provides a comprehensive guide to Ctrip’s open‑source Apollo configuration center, covering its core concepts, features, architecture, deployment dimensions, client design, code examples for a SpringBoot project, testing procedures, and Kubernetes deployment with Docker.
Learn step‑by‑step how to identify and clean up disk‑space exhaustion in older Kubernetes clusters using Docker, including manual log removal, node draining, Docker restart, image pruning, and configuring kubelet garbage‑collection parameters to prevent future outages.
The article explains the evolution from hardware virtualization to containerization, compares virtual machines with containers, introduces Docker as a leading container platform, and describes Kubernetes as the industry‑standard orchestration tool, highlighting their roles, advantages, and typical use cases in modern cloud environments.
This tutorial explains how to automate the full lifecycle of a Spring Cloud microservice—from developers pushing code to Git, Jenkins pulling and building it with Maven, packaging the JAR into a Docker image, pushing the image to a private registry, and finally deploying or updating the service on a Kubernetes cluster using YAML manifests.
This guide explains Docker's core architecture, lists the most frequently used Docker commands, compares containers with traditional virtual machines, and dives into the underlying Linux technologies—namespaces, cgroups, and union file systems—that make containerization possible.
This article explains the role of container runtimes, distinguishes low‑level, high‑level, and sandbox runtimes, and compares three major implementations—containerd, CRI‑O, and Docker—detailing their architecture, image handling, networking, storage, and integration with OCI specifications.
This tutorial walks through creating a project structure, writing a simple PHP app, configuring Nginx, authoring Dockerfiles, setting up .dockerignore and docker‑compose.yml, and finally building and running the containers so the PHP service is reachable via Nginx on localhost.
This guide walks through building a Go number‑guessing game, containerizing it with Docker, pushing the image, and deploying the application to a Kubernetes cluster using a Deployment manifest, then verifying and running the game inside the pod.
This guide explains how to use Chrony inside a Docker container to synchronize system time with NTP servers, shows how to configure custom NTP servers, check Docker and Chrony status, pull and run the NTP image, and verify time sources on both server and client sides.
LocalAI is an open‑source, cost‑effective alternative to the ChatGPT API that lets you download and run thousands of language models locally via Docker or compiled binaries, offering privacy, customization, and easy integration into projects through a compatible API.
This guide shows how to set up a MySQL server and a mysqld_exporter using Docker Compose, configure Prometheus to scrape the exporter, and create alert rules for MySQL downtime and slow queries, providing a complete monitoring solution.
This guide explains what SonarQube is, its advantages, architecture, and provides step‑by‑step Docker installation, project setup, scanner configuration, and real‑world examples of detecting unreachable code and unused parameters.
Discover how Manticore Search, an open‑source C++‑based high‑performance search engine, claims to outperform Elasticsearch by up to 15‑times, offering cost‑effective, multi‑threaded full‑text search, SQL compatibility, Docker deployment, and extensive language client support for diverse data workloads.
This guide walks you through preparing Linux machines, configuring system settings, installing Docker and Kubernetes components with kubeadm, initializing a master node, deploying a pod network, joining worker nodes, and verifying the cluster, providing a complete step‑by‑step tutorial for building a Kubernetes cluster.
This tutorial walks through preparing a CentOS 8 server, uninstalling any existing Docker packages, adding a Tencent Cloud mirror, installing and starting Docker, configuring a non‑root Docker user group, and finally pulling, configuring, and running an Nginx container with essential HTTPS settings.
This article introduces PowerJob, a Java‑based enterprise distributed task scheduler, outlines its key features, installation methods, step‑by‑step server and client setup, task creation, and detailed configuration options for robust backend job management.
This article explains how to publish a front‑end application using Nginx, covering Nginx's advantages, installation via Docker, essential configuration for reverse and forward proxy, custom error pages, and the complete Docker workflow including Dockerfile and build/run commands.
This guide walks through provisioning two Alibaba Cloud ECS instances, installing Docker, launching Citus 12.1 coordinator and worker containers, configuring the cluster, and verifying data distribution using a sample microservice backend.
This tutorial walks through setting up a PostgreSQL 16.1 + Citus 12.1 cluster with Docker, creating separate schemas and roles for user, time, and ping microservices, distributing them via schema‑based sharding, and demonstrating CRUD operations and verification of data placement across three worker nodes.
This guide explains how to install, configure, and run Prometheus Alertmanager with Docker, set up routing and receivers, integrate it with Prometheus alert rules, test alerts, customize email templates, and optimize notification settings for reliable monitoring and alerting.
Manticore Search is a modern, open‑source C++‑based full‑text search engine that claims up to 15‑times faster performance than Elasticsearch in certain scenarios, offering SQL compatibility, multi‑threaded architecture, columnar storage, Docker deployment, and extensive client language support.
Podman, a daemonless OCI‑compatible container engine created by Red Hat, offers rootless operation, tighter security, and direct runtime interaction, positioning it as a compelling alternative to Docker while its broader adoption depends on ecosystem maturity and community support.
RabbitMQ, a mature message‑queue system first released in 2007 and built with Erlang, remains widely used due to its continuous updates, simple deployment, flexible AMQP routing, and extensive client support, even though it has older architecture, limited performance, and a smaller community compared with newer alternatives.
The article critically examines the suitability of placing production databases in Docker containers, highlighting reliability, maintainability, performance, and operational complexities, and concludes that while containers offer some benefits for stateless services, they often compromise the essential stability required for stateful database workloads.
This guide explains how to set up Redis Stack with Docker, covering its components, available images, commands to pull and run the containers with volume mounts and port mappings, configuration file details, and how to access RedisInsight for visual data management.
This article explains why upgrading from PHP 7.4 to PHP 8 is essential for security, performance, and modern language features, and provides a step‑by‑step guide—including Docker containerization, compatibility checks, version updates, issue fixing, and verification—to safely migrate web applications.
nginxWebUI is an open‑source web UI that lets you graphically configure Nginx features such as HTTP/TCP forwarding, reverse proxy, load balancing, SSL certificate automation, and multi‑server cluster management, with detailed installation steps for Linux, Windows, Docker, and systemd service setup.
This article provides a step‑by‑step guide for installing the open‑source SQLE 3.0 SQL quality management platform using both RPM packages and Docker containers, covering environment preparation, configuration file adjustments, service startup, common issues, and troubleshooting tips.
RediSearch, a low‑memory Redis module, offers comparable full‑text search capabilities to Elasticsearch, with faster indexing and query performance on modest hardware; this article explains its features, compares benchmarks, shows Docker installation, and provides Java/Jedis code examples for creating, querying, and managing indexes.
The article critically examines the drawbacks of running production databases inside Docker containers or Kubernetes, arguing that while containers excel for stateless services, they introduce reliability, performance, maintenance, and complexity challenges that make them unsuitable for critical stateful database workloads.
This article walks through implementing three load‑balancing algorithms (random, round‑robin, weighted round‑robin) in Go, explains the weighted selection math with step‑by‑step examples, and presents two service‑liveness solutions—heartbeat via Docker/Kafka and HTTP health checks—complete with code snippets and deployment commands.
Homebox is an open‑source inventory and organization system for home users, built with React and Node.js, that can be quickly tried online or deployed locally via Docker Compose using a few simple commands and a GitHub repository.
This article demonstrates how to set up a full database CI/CD pipeline on Azure DevOps using Bytebase, covering Docker deployment, ngrok configuration, GitOps integration, SQL review automation, approval processes, schema write‑back, and migration detection, with step‑by‑step instructions and code examples.
This article introduces Docker’s core architecture, lists frequently used Docker commands, compares containers with traditional virtual machines, and explains the underlying technologies—namespaces, cgroups, and union file systems—that enable lightweight, isolated, and efficient application deployment.
This guide introduces the open‑source Apache Kafka UI, outlines its key features such as multi‑cluster management and data masking, provides quick Docker start commands, explains persistent installation with Docker‑Compose, and details dynamic configuration, custom serde registration, and data desensitization.
Tencent Docs transformed its gateway from a monolithic Node.js service into a four‑service micro‑architecture using a pnpm monorepo, deterministic lockfiles, and a custom Docker context script that eliminates symlinks, pins @grpc/grpc‑js, and produces smaller, reproducible images.
This guide explains how to deploy the high‑performance MPP database StarRocks 3 on ARM servers by using Docker images, configuring FE and BE nodes, adjusting Java versions, integrating with Hadoop/Hive, and setting up monitoring and log‑cleanup scripts.
This article walks through building a comprehensive DevSecOps CI/CD pipeline in Jenkins that integrates source control, static analysis, vulnerability scanning, multi‑language builds, Docker image creation, Trivy security checks, Kubernetes deployment, and ZAP DAST testing to securely deliver applications across various runtimes.
Manticore Search, a C++‑based open‑source search engine derived from Sphinx, offers superior speed, lower cost, and rich features compared with Elasticsearch, and can be quickly deployed via Docker with SQL‑compatible queries and extensive client support.
This article explains how Jenkins and Kubernetes can be integrated to build a fully automated CI/CD pipeline, using Google’s real‑world implementation as a step‑by‑step example that covers installation, configuration, pipeline scripting, Docker image handling, and Kubernetes deployment.
Spring Boot 3.2, released shortly after Java 21, brings a host of enhancements such as virtual thread support, CRaC checkpoint restore, SSL bundle reloading, improved observability, new RestClient and JdbcClient, Jetty 12, Pulsar, Kafka and RabbitMQ SSL, redesigned nested JAR handling, Docker image build upgrades, and a comprehensive video walkthrough by Josh Long.
The article explains the critical remote code execution vulnerability discovered in Apache ActiveMQ, lists the affected and safe versions, and provides practical mitigation steps—including upgrading, network restrictions, and a custom Docker image for JDK8 users—to protect systems from exploitation.
The article examines whether Docker incurs performance penalties compared to native services, arguing that the decision to adopt containers and micro‑services must weigh business complexity, company stage, team size, infrastructure readiness, and operational costs rather than relying on generic hype.
This guide walks through configuring CLI interpreter path mappings, setting up Docker container paths, installing PHPUnit, creating a comprehensive phpunit.xml configuration, organizing test directories, writing a bootstrap script, and generating test reports, providing a complete backend testing workflow for PHP projects.
This guide explains the fundamentals of FRP, a reverse‑proxy tool for intranet penetration, and provides step‑by‑step instructions to deploy the FRPS server and FRPC client with Docker, configure ports, view logs, access the dashboard, expose local services, and troubleshoot common issues.
This article reviews the most popular Docker security tools, explains their key features, and shows how they help organizations automatically scan images, detect vulnerabilities, enforce policies, and improve container runtime protection across development and production environments.
This article introduces Jianmu, an open‑source, highly extensible no‑code/low‑code CI/CD platform for DevOps, explains its purpose, provides online demo credentials, lists system requirements, and gives step‑by‑step deployment instructions using Docker‑Compose or Kubernetes along with a sample project setup.
This article introduces the OneBuild approach for cloud‑native image delivery, detailing how standardized Dockerfiles and shell scripts enable a single build to be reused across multiple deployments, cutting build time from 21 minutes to 7 minutes and improving efficiency by 66 %.
This guide explains how to write efficient Dockerfiles by using .dockerignore, minimizing layers, combining RUN commands, selecting lightweight base images, cleaning up after installations, setting proper WORKDIR and CMD, leveraging ENTRYPOINT with exec, preferring COPY over ADD, and applying multi‑stage builds to achieve faster builds and smaller, more maintainable images.
nginxWebUI is a web‑based graphical interface that simplifies configuring, managing, and deploying Nginx across single or multiple servers, offering HTTP/TCP forwarding, reverse proxy, load balancing, SSL automation, Docker support, systemd service setup, and detailed command‑line installation instructions.
While Docker simplifies many development tasks, this article examines five key drawbacks of running MySQL in containers—including data loss risks, performance bottlenecks, statefulness issues, limited resource isolation, and unsuitable use cases—offering guidance on when to avoid or adapt containerization for databases.
This article provides a step‑by‑step tutorial on preparing hardware, installing Docker, downloading and configuring Kubernetes, deploying the control plane and workloads, managing clusters, and detailed hands‑on examples for ConfigMaps, Jobs, Deployments, StatefulSets, and common applications such as Flask, MySQL, Redis, GitLab, and Jenkins, all illustrated with ready‑to‑use YAML and kubectl commands.
This article explains how to use Dockerfiles to customize Docker images, covering base image selection, RUN, COPY, ADD, CMD, ENTRYPOINT, ENV, VOLUME, EXPOSE, and WORKDIR instructions, along with best practices for layer optimization, build context handling, and efficient image construction.
This guide covers a wide range of Docker problems—from migrating storage directories and handling disk space shortages to fixing network connectivity, container removal errors, and configuration issues—providing step‑by‑step commands, code snippets, and best‑practice solutions for reliable container management.
This article explains how to design and deploy a complete monitoring solution using Prometheus, various exporters, Grafana, and Alertmanager on Docker and Kubernetes, covering installation, configuration, visualization, and best‑practice tips for reliable operations monitoring.
In this reflective piece, Docker co‑founder Sam Alba examines the past decade, highlighting three strategic decisions that propelled containers and cloud native computing forward and three critical errors in community, culture, and over‑reliance on containers that offer lessons for tech leaders today.
Apache ShenYu is a high‑performance, reactive Java API gateway offering dynamic traffic control, hot‑plug plugins, multi‑protocol support, observability, and easy deployment, with detailed module descriptions, quick Docker‑based startup commands, selector and rule routing concepts, and data synchronization mechanisms.
This tutorial provides an in‑depth guide to Spring Boot covering core concepts such as project setup, configuration files, logging frameworks, MVC architecture, CRUD examples, error handling, embedded servlet containers, Docker integration, JDBC/MyBatis/JPA data access, startup process, and how to create custom starter modules.
Learn how to install and configure PowerJob, a next‑generation distributed scheduling and computation framework, by setting up MySQL and MongoDB, deploying the server and worker via Docker, adding Maven dependencies, defining processors, and managing tasks through its web UI for reliable microservice job orchestration.
The article walks through building a minimal Go‑based container from the ground up, explaining essential container concepts such as Linux namespaces, cgroups, and PivotRoot, and providing step‑by‑step code for creating isolated processes, configuring resource limits, and assembling a functional, lightweight container environment.
The article explains why a Docker image that pulls successfully can return a "no such manifest" error, explores the impact of Buildx 0.10’s default SLSA provenance attestation on multi‑arch manifests, and provides a step‑by‑step solution to disable the attestation and correctly merge the images.
This guide explains Docker basics, why to use containers, how to pull Tinywan's PHP‑Webman image from GitHub Container Registry, run it on Linux or Windows with proper port and volume mapping, troubleshoot port conflicts, inspect the container, and handle GitHub login if needed.
This guide shows how to create daily etcd snapshots on a Kubernetes cluster, upload them to MinIO, and orchestrate the whole process with a Python script, CronJob, Docker, Drone CI/CD, and ArgoCD for seamless backup automation.
This tutorial demonstrates how to use Redis' GEO data structure together with Docker, RedisInsight, and a NestJS backend to store location data, perform distance calculations and radius searches, and finally display nearby points on a web map using AMap and Axios.
This article outlines typical Kubernetes pod failure states such as ContainerCreating, ErrImagePull, Pending, CrashLoopBackOff, and UnexpectedAdmissionError, explains their common causes—including Docker service problems, storage mount errors, ConfigMap misconfigurations, and image issues—and provides practical troubleshooting steps and example manifests.
Docker announced three new hybrid tools at DockerCon—Next‑Gen Docker Build, which claims a 39‑fold speed boost by leveraging cloud resources; Docker Debug, a language‑agnostic toolbox for faster container debugging; and Docker Scout, an integrated security assistant—highlighting a shift toward combined local and cloud development workflows.
This article introduces the open‑source Chemex ICT asset management system built with Laravel and Dcat Admin, outlines its key features and demos, and provides detailed Docker and manual deployment instructions—including required prerequisites, environment configuration, and step‑by‑step commands—for setting up the system in a production environment.
This guide walks through installing Apache Ignite via Docker, configuring it alongside MySQL in a Spring Boot project, setting up data sources and MyBatis, and performing benchmark tests to illustrate Ignite’s superior in‑memory SQL performance compared to traditional MySQL setups.
This article introduces Spring Native, explains how it uses GraalVM to compile Spring Boot apps into native executables with sub‑100 ms startup and lower memory usage, provides step‑by‑step setup and Docker build instructions, and compares its performance against traditional Spring Boot launches.
This step‑by‑step guide shows how to install and configure Docker on CentOS 7, optionally set up docker‑compose, pull a Tomcat image, build a Spring Boot project, package it, and run it inside a Docker container, including commands for mounting, port mapping, and verifying the deployment.
This article explains why beginner Docker images can exceed 1 GB, then walks through multi‑stage builds, static versus dynamic linking, language‑specific tricks, and the use of minimal base images like scratch to reduce image size by over 99 % while preserving functionality.
This guide walks through installing MySQL in Docker, configuring master‑slave replication, verifying synchronization, deploying a Canal server, and integrating it with a Spring Boot application to automatically push database changes into Redis.
To keep ahead of hackers and fraud, a global cybersecurity firm replaced its fragmented cron‑based build, test, and release processes with a unified Jenkins CI/CD pipeline, integrating GitLab, Docker, and monitoring tools, thereby automating deployments, improving visibility, and streamlining DevSecOps across multiple projects.
This article reviews eight popular Docker monitoring solutions, detailing their key features such as performance metrics, dashboards, alerting, capacity planning, log analysis, and ease of setup, helping you choose the right tool for container observability.
This guide walks through installing Jenkins on a Kubernetes cluster using manual YAML manifests, configuring persistent storage, service accounts, ingress, and then demonstrates both static and dynamic Jenkins agents, including pipeline setup, plugin installation, and CI/CD workflow execution.
This guide walks through preparing the hardware and software environment, cloning the Kubernetes source, checking out a specific tag, compiling the code, building release images with appropriate build parameters, extracting and loading the images, and updating static manifests for custom Kubernetes deployments.
This article explains what a Web Application Firewall (WAF) is, introduces the open‑source SafeLine WAF, and provides step‑by‑step instructions for containerized installation, describes its architecture and core security capabilities such as semantic attack detection, IP intelligence, traffic control, and high‑performance protection for web sites.
Chat2DB is an open‑source, cross‑platform database client that integrates AI capabilities to translate natural language to SQL and vice versa, offers optimization suggestions, supports multiple databases, provides team collaboration features, and can be installed via native packages or Docker with detailed usage examples.
This article recounts a production incident where a container's CPU spiked due to abnormal JVM garbage collection, walks through step-by-step diagnostics using top, jstack, and thread analysis, explains the root cause in an Excel export routine, and concludes with a brief promotion of a ChatGPT community.
The article examines the challenges of running MySQL in Docker containers, highlighting data‑security, performance, state, and resource‑isolation concerns, while also presenting scenarios and strategies where containerizing MySQL can be viable.
This article explains the fundamentals of Docker image layers, demonstrates how to analyze layer size with tools like docker history and dive, and provides practical optimization techniques—including multi‑stage builds, cache removal, layer squashing, and metadata‑aware copying—to dramatically reduce image footprints.
Docker version 24.0.6 introduces numerous bug fixes and feature enhancements—including fixes to containerd storage backend commands, overlayfs snapshotter issues, network isolation rules, and Windows service registration—alongside packaging updates such as upgrading Go to 1.20.7, containerd to v1.7.3, and Compose to v2.21.0.
This guide walks you through Docker fundamentals, comparing virtual machines and containers, explains core Docker concepts, shows how to install Docker, create a Dockerfile for a Vue app, build and run the image with Nginx, and shares best‑practice tips for publishing and optimizing containers.
Container runtimes are essential for managing containers in Kubernetes, and this article explains their core functions, compares Docker and containerd, details the CRI interface, explores supported backends, and provides practical command references to help you choose the optimal runtime for cloud‑native deployments.
This guide explains how to export Docker images for MySQL and Zabbix components, transfer and load them on an offline Kirin production server, and then run MySQL, Zabbix Java gateway, Zabbix server, and Zabbix web containers with the necessary configuration and linking.
Manticore Search is a C++‑based open‑source search engine that builds on Sphinx, offering high‑performance full‑text search, SQL compatibility, and significant speed advantages over Elasticsearch, with detailed usage instructions and Docker deployment examples for developers.
This article explains how Linux ulimit and cgroup mechanisms can be used to restrict file descriptors, memory, and thread counts in containerized environments, compares Docker and Kubernetes configurations, presents experimental results on fd and thread limits, and offers practical recommendations for configuring default‑ulimits, pod‑max‑pids, and system limits.
This article presents a comprehensive microservice architecture roadmap, explaining why microservices are chosen over monoliths, outlining essential concerns such as Docker, orchestration, API gateways, load balancing, service discovery, event buses, logging, monitoring, tracing, data persistence, caching, and cloud providers, and recommending suitable tools for each.
This guide walks you through setting up an automated code deployment workflow using Docker, Kubernetes Deployments, and a CI/CD tool like Jenkins, covering environment preparation, image building, deployment configuration, pipeline scripting, monitoring, and rollback strategies.
