The "马哥Linux运维" public account, built on a technology‑first philosophy, shares high‑quality, non‑clickbait content and has compiled the 100 most‑read Linux operations articles from the past three years, offering a comprehensive resource for sysadmins and DevOps engineers.
This article presents seven practical Python scripts—from scraping Zhihu images and chatting bots to poetry author detection, lottery generation, auto‑drafting apologies, screen recording, and GIF creation—showcasing how to quickly automate diverse tasks without reinventing the wheel.
The BIM construction‑drawing team built an automated monitoring and validation tool using Spring Boot, REST‑Assured and JIRA APIs, turning a tedious manual bug‑fix workflow into a streamlined process that reduced online drawing‑failure rates from 0.01% to virtually zero.
This guide shows how to create a reusable shell function that retrieves a process ID for a given user and program, demonstrates its usage, and explains each command involved so you can reliably detect when a service stops running.
This guide introduces a set of scripts for installing MySQL 8.0, configuring master‑slave replication and group replication, detailing required files, command usage, repository location, and essential configuration notes for a three‑node deployment.
This guide shows how to use Python 2.7 to extend Zabbix 4.2 alerts by attaching the current graph image to email and WeChat notifications, covering environment setup, script details, Zabbix media type configuration, and testing the final result.
This article explains how Ant Financial designs and operates a large‑scale, highly available Kubernetes management platform—detailing its architecture, core operators, desired‑state controllers, fault‑self‑healing mechanisms, risk mitigation, and practical Q&A for production environments.
This article shares JD's front‑end team's experience engineering large‑scale mini programs, covering standards, single‑page extraction, code duplication removal, automated testing with a sandbox, package‑size optimization, smart splitting, conditional compilation, and a continuous‑integration pipeline that together address the challenges of rapid growth and release complexity.
This article provides a curated collection of Jenkins continuous integration tutorials, covering introductory topics such as Jenkins overview and installation, integration guides for tools like GitLab, Nexus, LDAP, and advanced practice articles on pipelines, containerized slaves, and monitoring, serving as a comprehensive resource for DevOps practitioners.
This article demonstrates how to leverage uiautomator1.0 for Android automation by creating a shell‑based Context, accessing PackageManager, managing SQLite databases, monitoring app activities and processes, and implementing Chinese text input through AccessibilityNodeInfo.
This guide explains how to configure Jenkins to pull Java code from Git, compile and package it with Maven, transfer the artifact to a test server via SCP, and restart Tomcat, providing a complete CI/CD pipeline for Java applications.
This guide introduces the Pure Bash Bible—a popular GitHub repository that compiles essential built‑in Bash commands for string manipulation, arrays, loops, and file handling—providing concise examples and practical code snippets to boost your shell scripting efficiency.
This article explains how to add interactive user input to Jenkins pipelines by installing the Pipeline: InputStep plugin, configuring a Jenkinsfile with various parameter types, and reviewing the resulting console output, enabling more flexible DevOps workflows.
This article presents a curated A‑to‑Z collection of 26 practical Python tricks—from basic syntax shortcuts and standard‑library modules like collections and itertools to handy third‑party tools such as bashplotlib, geopy, and howdoi—designed to boost productivity and deepen your understanding of the language.
This article introduces Python's ConfigParser module, explains its configuration file format, and demonstrates common operations such as creating parser objects, listing sections, adding sections, setting key‑value pairs, retrieving items, and applying these techniques in continuous integration parameterized builds.
This article outlines practical DevOps techniques for building Jenkins CI/CD pipelines triggered by GitLab webhooks, detailing both push‑triggered pipelines and merge‑request pipelines, including configuration steps, token handling, code quality checks, and notification mechanisms to streamline automated builds and reviews.
This article explains how to address three common SonarQube challenges—data instability across branches, difficulty assigning quality profiles, and project permission management—by creating per‑branch projects, using Jenkins pipeline scripts with Sonar REST APIs, and applying permission templates to streamline large‑scale code‑quality scanning.
LADV, an AI‑powered visual design tool embedded in DataV, automatically recognizes hand‑drawn sketches, infographics, and screenshots, generating fully configurable visualizations in seconds, drastically reducing design costs and streamlining the workflow from concept to interactive dashboards.
This interview explores the rise of AIOps, its business drivers, and practical implementation at Sina Weibo, while sharing Peng Dong’s career journey, technical challenges, and management philosophies that illustrate how AI‑driven automation is reshaping large‑scale IT operations.
This article details the end‑to‑end design and implementation of a custom tool—named “Crystal Palace”—that automates financial reporting across App Store, Google Play, Facebook and Amazon, turning a tedious manual reconciliation process into a scalable, data‑driven solution for game publishers.
At the 2019 Hangzhou Cloud Expo, Alibaba and Intel experts presented a series of intelligent operation solutions for large‑scale cloud infrastructure—including automated server repair, network change verification, application operation brain, monitoring advancements, power‑optimization, and data‑center management—demonstrating how AI‑driven techniques improve stability, cost, and efficiency.
The article describes JD's traffic replication and replay platform, explaining its background, the concepts of traffic copying and replay, detailed platform architecture and features, normalised load testing workflow, dynamic regression testing, operational results, current limitations, and future improvement directions.
iQIYI tackled the complexity of its large, multi‑team, multi‑technology mobile app by implementing an automated, standardized logging and diagnostic platform—including UI testing, code‑coverage, a unified SDK, real‑time log debugger and web viewer—enabling proactive design‑for‑debug, faster releases and higher quality.
This comprehensive tutorial walks you through Ansible fundamentals, architecture, installation, core modules, playbook structure, variables, templates, handlers, tags, loops, and role‑based organization, providing practical examples and command‑line snippets to automate tasks across multiple Linux hosts efficiently.
This article explains how to write a Groovy script for a CI pipeline that lists webapp directories on a Linux server, keeps the newest four, sorts them by modification time, and deletes the older ones using sudo to overcome permission issues, complete with full source code.
This article explores the nuanced differences between IT maintenance (IT运维) and IT operations (IT运营), explaining how organizations transition from merely keeping systems alive to delivering high‑quality, business‑centric services that satisfy users, executives, and IT staff alike.
The article examines Alipay's mobile DevOps implementation, contrasting it with web DevOps, outlining development stages, highlighting technical and operational challenges such as fragmented device ecosystems, quality assurance, continuous integration, and the impact of emerging technologies on the mobile development workflow.
Learn how to install and set up NotiFyre on Ubuntu so that long‑running Linux commands trigger desktop notifications, letting you focus on other tasks while the system alerts you when each command finishes.
The article explains cloud native concepts, detailing its key characteristics, four foundational pillars, organizational practices, architectural patterns, essential tooling, and operational responsibilities that enable agile, scalable, and highly available applications built on cloud infrastructure.
This article describes a three-stage automated deployment strategy—traditional installation, VM image restoration, and automatic discovery with command issuance—leveraging FRP for internal network tunneling, Ansible for batch control, and Docker for rapid containerized deployment, significantly reducing operational effort and enabling a DevOps workflow.
This article introduces Puppeteer, a Node library for controlling Chrome, and demonstrates its use in automating web performance analysis and scraping tasks.
The article explains continuous deployment within the SAFe framework, detailing its definition, role in the four‑stage continuous delivery pipeline, the four sub‑dimensions (deploy, verify, monitor, respond), essential skills for each stage, and why automation, version control, and proactive monitoring are critical for reliable, on‑demand releases.
Effective MySQL backup and disaster recovery are essential for protecting critical business data; this guide explains backup types, tools like Percona XtraBackup, scheduling, local and remote strategies, incremental processes, preparation and restoration steps, and introduces a platform for automated backup management.
This article outlines the nine critical competencies—ranging from analytical thinking and effective communication to automation, DevOps, and project management—that empower software testers to deliver high‑quality applications and thrive in modern development environments.
This article explains the step‑by‑step process of constructing a configuration management database (CMDB) for operations, covering resource modeling, data integration, organizational structures, maintenance methods, and how a well‑designed CMDB supports higher‑level business operations such as automation, visualization, and capacity planning.
This article presents a comprehensive, categorized list of open-source workflow engines and BPM suites, describing each project's purpose, language, and typical use cases for tasks such as DAG scheduling, Kubernetes orchestration, and microservice coordination.
This article presents a comprehensive, categorized list of open‑source workflow engines and BPM tools—including Airflow, Argo, Cadence, Camunda, and many others—detailing their primary features and typical use cases for orchestration, data pipelines, and micro‑service coordination.
This guide explains the SSH protocol, demonstrates how to generate and use public‑key authentication, and shows practical techniques—including ssh one‑liner commands, scp file aggregation, and nc data transfer—to perform batch operations across multiple Linux servers without password prompts.
The article analyzes how unpredictable business volatility, digital transformation, and the convergence of Agile and DevOps will reshape software testing over the next ten years, emphasizing cross‑industry impact, automation growth, and the critical role of quality engineering.
Tencent Cloud’s Intelligent Ti Machine Learning Platform (TI‑ONE) offers a one‑stop, drag‑and‑drop solution for data preprocessing, model training, and deployment across industrial panel defect detection and financial risk prediction, delivering real‑time monitoring, automated pipelines, and high‑accuracy results that dramatically improve operational efficiency.
This guide shows how to use Ansible to automate the mass installation and configuration of Zabbix‑agent on both Linux and Windows hosts, covering key‑based SSH authentication, playbook creation, service management, and Zabbix auto‑discovery setup.
The article explains how shifting from fragile GUI‑level testing to automated API testing improves reliability, speed, and coverage in agile development, offering concrete strategies, examples, and tool recommendations for integrating API contracts into continuous integration pipelines.
This article introduces the open‑source "Pure Bash Bible"—a comprehensive collection of Bash code snippets that streamline scripting tasks, reduce dependencies, and boost performance, featuring examples for trimming strings, regex matching, color validation, and array deduplication, along with the GitHub repository link.
This article provides an overview of Jenkins, covering its origins, key features, development history, web UI components, project types, parameter options, and trigger mechanisms, illustrating why it is a widely used open‑source automation tool in modern software delivery pipelines.
This article presents a comprehensive Java Selenium utility library that encapsulates numerous reusable methods for browser automation, element interaction, screenshot handling, cookie management, JavaScript execution, scrolling, and navigation, providing a solid foundation for building robust automated test suites.
A busy DBA can reduce weekend firefights by automating SQL code formatting, detecting injection risks, assessing performance impact, and fostering a collaborative review culture with developers through testing frameworks and knowledge‑sharing sessions.
This article provides a detailed Java Selenium script that navigates a backend admin list, locates a specific course by ID, handles pagination and status checks, and programmatically sets the flash‑sale price using JavaScript interactions.
This article presents a customizable Java helper class for Android UiAutomator that streamlines test project creation, build modification, APK deployment, and test execution, complete with detailed code, command explanations, and logging utilities for flexible mobile UI testing.
This guide walks through Puppet's architecture, sets up a four‑node master‑client environment, configures NTP and certificates, creates an SSH module to change the SSH port, and demonstrates both client‑pull and server‑push synchronization methods for automated Linux configuration.
This guide demonstrates how to use Selenium WebDriver with Java to delete an existing shipping address and add a new one, including handling dropdown selections for province, city, and area, with complete code examples and step‑by‑step explanations.
This guide shows how to create reusable UiAutomator helper methods that perform long‑press actions on Android UI elements—by resource ID, visible text, or explicit coordinates—using a swipe call with a 300‑step duration, and mentions extending the approach to custom gesture paths.
This article explains how to test a probabilistic lottery API where the winning chance increases with consecutive losses, outlines the required interfaces, discusses two large‑scale testing approaches, and highlights the challenges of ensuring correctness without consecutive wins.
This article explains how to set up a Windows environment with Node.js, Python, and Appium, dynamically generate desired capabilities for multiple phones, launch parallel Appium services and tests using multi‑process techniques, and handle port detection and release to achieve efficient multi‑device automation.
This article analyses the historical background, recent trends, and future outlook of the software testing industry, identifies key factors influencing test engineers' career growth, and offers practical recommendations on technical skill development, management pathways, and navigating the changing QA landscape.
When automating a download flow with Selenium Java, you may encounter three browser windows; this article explains how to enumerate all handles, switch to each window, perform actions, and close them safely using explicit checks and WebDriver commands.
To avoid building separate search services for each Xianyu business, the team created a unified, generic search architecture based on Alibaba’s HA3 engine and a control layer that automates data dumping, indexing, query translation, and result ranking across five subsystems, enabling new services to be onboarded in minutes instead of weeks.
This guide explains how to solve Selenium‑Java cookie expiration by fetching the latest user token from a MySQL database and inserting only the essential MyName and User_token_Session cookies before refreshing the browser session.
The article explains traditional release practices, contrasts monolithic and microservice architectures, highlights challenges of scaling microservices, and shows how Kubernetes provides automation, configuration management, fault handling, and elastic scaling to streamline cloud‑native deployments.
This document provides a detailed, chapter‑by‑chapter guide to Jenkins, covering its fundamentals, installation on various platforms, management, integration with tools, pipeline creation for frontend, backend, and mobile projects, as well as container deployment and monitoring solutions.
This article shares a comprehensive collection of reusable UiAutomator methods—including swipe gestures, screenshot handling, image analysis, UI element lookup, waiting strategies, click actions, scrolling, app launch/stop commands, and miscellaneous helpers—providing Android developers with ready‑to‑use Java code for robust UI automation testing.
This guide shows how to automatically change the Android input method to UTF‑7 or any other IME during UiAutomator tests by executing ADB commands, listing available IMEs, and handling command output on both macOS and Windows environments.
This article shares a collection of Java Selenium utility methods that use JavaScript to click hidden or obstructed elements, scroll pages, and manipulate element visibility, providing ready-to-use code snippets for web automation challenges.
The article explains why DevOps and SRE engineers top the 2019 StackOverflow IT job popularity list, outlines their responsibilities, career prospects, required skills, and provides practical advice for aspiring professionals.
This guide explains how to configure a Jenkins slave Docker image by installing JDK, Maven, and other build tools, adding the agent.jar, setting environment variables, and providing a startup Bash script to launch the Jenkins agent within the container.
When using UiAutomator on macOS you must prepend the full path to the Android command and adjust slash handling, otherwise you encounter "Cannot run program" errors; this guide shows the errors, the required fixes, and provides a complete Java helper class for automated testing.
This article shares a DevOps consultant’s personal journey, detailing the diverse responsibilities, tools, and mindset required—from early full‑stack experience and virtualization research to CI/CD pipelines, infrastructure‑as‑code, security, load balancing, and fostering a DevOps culture across teams.
This article examines the evolution of Youzan's Opsflow workflow engine, detailing its architecture, components, and how it solved numerous operational challenges such as low customizability, lack of progress visibility, and fragmented approval processes, while outlining its current status and future roadmap.
When clearTextField() fails to delete entire content—especially for Chinese characters—in Android UI automation, this article presents a custom cleartext() method that retrieves the field length and programmatically sends delete key events to reliably clear the input.
This tutorial shows how to use the polar equation of a heart, convert mathematical coordinates to screen coordinates, and employ UiAutomator's swipe method to draw a heart shape on an Android device using Java.
This guide demonstrates how to create Jenkins roles, authorize plugin APIs, and automate user creation and role assignment using Python scripts and HTTP POST requests, including sample code for creating accounts, granting roles, and managing a list of users via a parameterized Jenkins job.
This guide shows how to install inotify-tools and gzip, use inotifywatch to monitor directory events, filter specific events, and create a bash script with inotifywait that automatically moves and compresses newly added files for secure storage.
The author encountered unexpected security‑warning pop‑ups during Android UIAutomator testing and created a UiWatcher that automatically clicks "Do not remind" and "Allow" to keep the test flow uninterrupted, sharing the full code for others to use.
This article explains how to parse a Swagger JSON document and automatically generate maintainable Java test code for each API endpoint, detailing the handling of GET query parameters, POST form‑data, RESTful path variables, and header conventions.
This article presents a detailed, categorized list of DevOps tools—including version control, automated build and testing, CI/CD, container platforms, configuration management, micro‑service platforms, logging, and monitoring solutions—providing concise descriptions for each to help teams select appropriate utilities for modern software delivery pipelines.
This guide walks through setting up a two‑node Linux environment, installing Ansible, configuring its inventory and SSH keys, and demonstrates common Ansible commands for managing hosts, checking connectivity, and executing remote tasks.
This tutorial explains how to write Ansible Playbooks in YAML to automate complex tasks such as batch installing MySQL on remote servers and creating scheduled cron jobs, including code examples, parameter explanations, execution commands, and result verification.
This comprehensive tutorial walks you through Ansible fundamentals, including its architecture, installation, core modules, playbook structure, variables, templates, handlers, roles, and advanced features such as conditional execution, loops, and tagging, providing step‑by‑step examples and practical demonstrations for effective automation.
This article explains how to use Jenkins' Lockable Resources Plugin to lock and release virtual machines across Linux, AIX, Windows, Solris, and HP‑UX, ensuring that concurrent jobs do not interfere with each other's environments during development and testing.
This tutorial explains how to retrieve Zabbix alarm data via its API, deduplicate and count triggers, generate an HTML report, and automatically email the report using Python, with optional weekly scheduling via Linux cron.
This article shares a set of operational Murphy’s laws, practical process‑management tips, and automation strategies to help ops engineers reduce human error, improve safety, stability, efficiency, and cost‑saving in daily work.
This article explains the fundamental differences between SVN and Git, outlines the git‑svn bridge commands, and describes a self‑service migration architecture that enables large‑scale, stable migration of thousands of projects across multiple business units.
This guide explains how to set up Android project packaging paths, write Python upload scripts for fir.im and Pgyer, configure a Jenkinsfile with checkout, build, and upload stages, and define Jenkins global variables and parameters for automated CI/CD of mobile apps.
This article presents a detailed overview of the 58 Deployment System (USP), covering its evolution, Java‑based architecture, communication and deployment models, traffic management, one‑stop and parallel deployments, gray‑scale rollout, fast rollback, task‑driven workflow, and future direction within private‑cloud environments.
This article examines how Amazon revamped its organization, migrated from a monolithic to a micro‑service architecture, built unified tooling such as APOLLO, and automated its delivery pipeline, enabling thousands of deployments per day while also promoting a DevOps hackathon for practitioners.
This guide explains how to package a Spring Boot service, publish the artifact and startup script to remote hosts, and remotely start the service using Jenkins pipelines and SaltStack commands, covering preparation, Jenkins project setup, Jenkinsfile logic, and deployment logs.
This article presents a Java method that uses Apache POI to write data into XLSX files, detailing the implementation steps, code example, and practical considerations for generating test reports with Excel in automated testing environments.
This article introduces Fastmonkey, an open‑source iOS Monkey testing tool, outlines its key advantages, provides step‑by‑step environment setup, explains bundle‑id and runtime configuration, details optional and custom actions, and describes how to execute tests and view logs.
The article presents a scalable ESLint‑based framework for large front‑end teams that combines a layered, unified rule configuration, CI/CD and pre‑commit lint checks, a one‑click onboarding CLI, and automated metrics collection with dashboards, enabling consistent code standards across diverse projects while reducing maintenance overhead.
The article outlines how to automate the end‑to‑end mobile app packaging workflow—from code submission and continuous integration to data collection, automated testing, and release management—highlighting the benefits of reducing manual effort, improving reliability, and enabling comprehensive historical package tracking.
This article shares practical experience using the Python wxpy library to automate WeChat, detailing outdated API challenges, custom wrapper functions for friends, groups, message recall, image sending, and Turing chatbot integration, along with code snippets and logging tips.
This guide explains how attackers can use shell scripts on a Linux server to modify, backup, and restore file timestamps—masking their activity—by leveraging tools like touch, stat, ls, and custom Bash scripts that automate the entire process.
This article introduces StackStorm as an event‑driven automation platform, explains its core components (sensors, triggers, rules, actions, workflows), details the structure and management of packs, and provides step‑by‑step instructions for installing, registering, and uninstalling packs.
This article presents a Groovy‑driven, modular API testing framework that automates login, token handling, and password‑change requests using multithreaded execution, and includes full source code for the test driver, UserCenter, and OkayBase classes.
This article presents a Groovy‑based modular framework for automating complex, interrelated API tests, detailing how to structure test modules, manage user credentials and tokens, and execute concurrent requests using custom thread handling, with full source code examples for the main driver, UserCenter, and base classes.
Learn a step‑by‑step Python solution to locate, download, and store high‑resolution, royalty‑free images from ColorHub by navigating its three‑tier page structure, generating request headers, parsing HTML with BeautifulSoup, and saving files locally, enabling offline PPT creation without copyright concerns.
This comprehensive guide explores Linux’s dominance in servers, outlines the various Linux‑related fields, details the responsibilities and classifications of Linux operations roles, lists essential tools and skills, and highlights the evolution and future trends for aspiring Linux ops professionals.
This article explains how to build a Groovy‑driven, modular API testing framework that logs in, obtains a token, and programmatically changes a user's password while handling concurrency and response validation.
This article explains how the ZhuangZhuang QA team builds and operates a remote device scheduling workflow on the MCP cloud testing platform, detailing the interaction between the automation test platform, MCP, and Agent services, and presenting three practical device allocation strategies for stable, scalable mobile automation.
At the 2019 DevOps International Summit in Beijing, Guangdong Mobile and Huawei unveiled their first carrier‑level DevOps deployment for 5G network elements, detailing the challenges of traditional rollout, the shift to X86‑based cloud infrastructure, and a step‑by‑step pipeline that cut deployment time by over 90%.
This guide presents a collection of practical Bash snippets for Linux administrators, covering random string generation, colored output, batch user creation, package and service checks, host ping testing, CPU/memory/disk monitoring, remote disk usage, website availability, and MySQL replication status verification.
