This guide presents a comprehensive collection of Python's os and shutil functions, file handling methods, and practical code examples to help operations engineers automate tasks, manage files and directories, and improve efficiency in modern IT environments.
The article describes Ctrip Hotel's evolution toward a 360‑degree quality assurance system, detailing its testing processes, continuous integration, performance testing, monitoring, and the design and features of a Java code‑coverage platform that integrates with existing CI and automation tools.
The article uses martial‑arts metaphors to explore how operations engineers should master fundamentals, combine inner knowledge with practical skills, leverage tools, embrace teamwork, and automate processes to deliver higher business availability with lower cost.
The article explores the intense workload, rapid response demands, and compensation realities of game operations, highlighting how automation and deep business knowledge can reduce overtime while stressing the need for continuous skill development to sustain a viable career in the gaming industry.
The article shares practical operations lessons—from periodic permission audits and thorough documentation to capacity monitoring, log rotation, and automation—illustrating how systematic practices and tooling can standardize and streamline IT infrastructure management.
Rancho is a unified release platform built for Panda Live that streamlines project onboarding, enforces multi‑layer security through SSO, user and project permissions, provides a web‑based front‑end and back‑end for tag selection, environment mapping, automated deployment, audit logging, and rollback, dramatically reducing release cycles.
This guide shows how to check existing swap space, then use two lightweight shell scripts to automatically create, mount, and later remove a swap file on Linux, including code examples, permission steps, and verification commands.
The article introduces Qunit, an API automation testing framework built on JUnit, explains its zero‑intrusion Java Agent aspect for mocking third‑party services, and describes a distributed execution platform that creates isolated environments to run tests in parallel, dramatically reducing overall test execution time.
This article explains why continuous testing is essential for effective DevOps, describing its role in feedback loops, key performance metrics, testing frameworks, and how automated testing drives quality and rapid delivery across development, QA, and operations.
This article explains what DevOps is, compares it with traditional development‑operations workflows, outlines its advantages and drawbacks, discusses key challenges such as balancing efficiency with stability, responsibility allocation, and measurement metrics, and concludes with practical takeaways for modern operations teams.
The article explores how artificial intelligence can transform DevOps by introducing predictive metrics, machine‑learning models, and intelligent automation to improve code review, defect forecasting, and overall software lifecycle management, while discussing current research, challenges, and future directions.
This article shares ten practical techniques—from rubber‑duck debugging and rapid feedback loops to regular breaks, automation, hands‑on practice, exercise, prior‑reading, meticulous note‑taking, and daily planning—that help developers work more efficiently and maintain a healthy workflow.
To cut costly manual testing for Meituan‑Dianping’s overseas travel apps, the team replaced Calabash with an Appium‑Cucumber BDD framework, gaining cross‑platform stability, easier iOS integration, richer element locating, Jenkins‑compatible reporting, and faster overall execution despite slightly longer per‑run times.
The article describes how a small development team adopts a three‑week periodic release cadence, improves demand management, resolves operational concerns, and standardizes configuration, environment, deployment, and testing processes to achieve continuous delivery with higher quality and lower coordination cost.
This comprehensive guide walks you through Ansible fundamentals, architecture, installation, core modules, playbook structure, variables, templates, handlers, roles, conditionals, loops, and practical examples, enabling you to automate configuration management across multiple Linux hosts with confidence and precision.
Learn ten practical Bash scripting techniques—including adding comments, exiting on errors, proper variable quoting, using functions, correct string comparisons, modern command substitution, readonly variables, naming conventions, and debugging—to write more efficient, reliable, and maintainable scripts for Linux automation tasks.
This article details Tencent's operation automation for the 2016 Chinese New Year QQ red‑packet activity, describing the massive traffic challenge, the architectural design, the shift from manual to CMDB‑driven one‑click scaling, load‑testing, flexible protection strategies, and on‑site monitoring that enabled rapid, reliable handling of billions of red‑packet transactions.
This article explains the true practice of Continuous Integration, introduces Martin Fowler’s definition, details a six‑step commit workflow (the “check‑in‑dance”), addresses common team questions, and offers practical tips such as token control and visual CI status monitoring.
This guide explains why logrotate is essential for Linux system security, details its default configuration files, shows how the cron‑based rotation works, lists key options, provides practical Nginx and custom rotation examples, and highlights the critical copytruncate option for seamless log handling.
This guide explains how to install, configure, and use the wechat_sender tool—built on wxpy and Tornado—to forward logs, alerts, and scheduled messages from scripts or web services directly to personal or group WeChat chats.
This article details Alibaba's evolution of its operations platform, describing the design, features, and performance of StarAgent, the Qingteng P2P file distribution system, and the Normandy application‑deployment platform, highlighting how these tools enable high‑availability, automation, and massive scalability across global data centers.
This tutorial demonstrates how to use Python, Selenium, and XPath to crawl Huaban's dynamic image boards, download high‑resolution pictures, organize them into folders, and handle varying page structures, providing a practical example of web‑scraping automation.
This guide presents five effective Linux command-line techniques for removing every file in the current directory and another five methods for clearing all files within a specified directory, covering simple rm usage, find with -delete or -exec, xargs, and loop constructs.
The article argues that merely stacking automation tools does not create DevOps; instead, a sustainable DevOps practice requires cultural changes such as shared responsibility, trust, autonomy, continuous feedback, and tolerance of failure to break down silos between development and operations.
The 2017 Puppet State of DevOps Report reveals that high‑performing IT teams deploy code far more frequently, recover from failures dramatically faster, and rely on automation, loose‑coupled architectures, lean product management, and transformational leadership to achieve superior continuous delivery outcomes.
This article summarizes Zhang Chuan’s 2017 GDevOps conference presentation on CMDB, covering its definition, common implementations, design principles, automation integration, synchronization strategies, and the business value of a centralized configuration management database.
The article outlines how test strategy, risk‑based testing, automation, TDD, defect‑location tools, CI/CD and agile practices can collectively boost development efficiency, reduce waste, and enhance product quality throughout the software delivery lifecycle.
The article explains how to automate the tedious process of adding multiple hosts to Cacti and Nagios by using shell‑wrapped PHP scripts and custom templates, provides download links, and shares practical tips to avoid common installation pitfalls.
Learn step‑by‑step how to install Jenkins on Windows, configure the service port, create a Maven job with Subversion source control, set up build triggers, post‑build actions, and email notifications, then run and monitor builds through the Jenkins web UI.
This article presents two comprehensive Shell scripts—one to validate Oracle RMAN backup sets and another to perform a full backup‑restore experiment—detailing SSH trust configuration, source information collection, log transfer, directory preparation, and step‑by‑step RMAN restore commands, all illustrated with practical screenshots and a GitHub repository link.
This article outlines a comprehensive front‑end engineering workflow covering modularization, componentization, standardization, and automation, then details technology choices such as Vue, Koa, Sass, and webpack, and provides practical project configuration tips for CSS, webpack, Babel, and CI/CD.
Continuous Integration (CI) enables teams to merge code frequently, automatically build, test, and deploy, improving software quality, accelerating bug detection, and supporting agile development, with practical examples from fir.im’s pipeline, branch strategy, testing suites, and visualization techniques for effective DevOps.
The article presents a visual recap of Patrick Debois' DevOpsDays Austin presentation, illustrating the history, culture, practices, challenges, and future directions of DevOps through a series of themed paintings and captions that highlight automation, measurement, feedback loops, and the human side of the movement.
In this interview, DevOps veteran Xu Lei explains that efficiency is the core competitive advantage of DevOps, shares real‑world transformation cases, outlines three key success factors, and recommends a comprehensive set of lifecycle, automation, testing, and orchestration tools for enterprises.
This article analyzes how operations engineers in Beijing progress from entry‑level salaries of a few thousand yuan to senior roles earning over thirty thousand, by examining job postings, required skills, and experience levels to map a clear career growth path.
This article explains what DevOps is, contrasts it with traditional development‑operations workflows, discusses its benefits and drawbacks, outlines key challenges such as balancing efficiency with stability, responsibility allocation, and assessment, and presents four metrics for evaluating DevOps effectiveness.
The article explains how the Architecture Platform team builds a comprehensive, automated operations system—including CMDB, cost budgeting, monitoring, permission management, self‑service tools, and mobile access—to safely and efficiently manage tens of thousands of servers and massive storage services.
Headless mode provides a GUI‑less browser environment that includes the full rendering engine and JavaScript engine, enabling developers to launch Chrome via the command line for tasks such as launching without UI, dumping the DOM, generating PDFs, and taking screenshots, useful for testing, automation, and scraping.
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 describes how a development team transitioned to short‑cycle, periodic releases, outlining the goals, benefits, operational concerns, and a comprehensive set of improvements—including testing strategy, configuration and environment management, and automated deployment pipelines—to maintain quality while increasing release frequency.
This tutorial walks through creating a Chrome extension that automates page clicks to repeatedly refresh and purchase a Huawei Honor V9, covering element inspection, simulated clicks with timers, JavaScript fundamentals, packaging the extension, and additional handy scripts.
This article details YOOZOO Network's evolution from physical to virtualized and clustered game server architectures, the automation of operations across three generations, the design of the UJOBS job platform, robust database backup strategies, and a step‑by‑step migration of thousands of servers to Alibaba Cloud.
The Meituan‑Dianping technical salon showcases its DevOps automation philosophy by presenting three core tools—DB automation platform, service tree, and Puppet web management—while also featuring Shanghai Zhaogang Network’s CMDB experience, illustrating how rapid O2O growth drives the need for fast, reliable, and scalable operational automation.
China Life’s Shanghai Data Center team transformed chaotic, multi‑system operations into a unified, automated platform by standardizing hardware, processes, and tools, leveraging OpenStack, Docker, Zabbix, and custom scripts, ultimately achieving efficient monitoring, change management, and a mobile‑enabled DevOps workflow.
This tutorial explains what Git hooks are, how to install and configure them, and provides a complete example of using a post‑update hook on a bare repository to automatically deploy a blog whenever code is pushed.
This article recounts a Ctrip security engineer’s evolution from early Unix‑based operations to fully automated network security, highlighting challenges in forecasting, application security integration, rapid incident response, and large‑scale firewall automation within a fast‑growing enterprise.
Noah is a cloud‑native environment management platform developed by Qunar's R&D support team that automates the creation, deployment, and disposal of complex test environments with a single click, dramatically reducing setup time from days to minutes while addressing configuration, dependency, and maintenance challenges.
An insightful reflection on Google’s SRE philosophy shows how dialectical thinking—questioning absolute stability, embracing limited toil, prioritizing simple monitoring, recognizing automation’s hidden risks, and practicing real‑world failure drills—can reshape operations, encouraging smarter, more resilient system design.
This article outlines ten practical DevOps best‑practice steps—including breaking IT silos, aligning performance metrics, achieving real‑time project visibility, automating across the stack, choosing compatible toolchains, starting with small wins, keeping users central, managing change collaboratively, embracing continuous deployment, and building an internal service‑focused culture—to help organizations deliver applications faster and more reliably.
Based on a survey of 300 IT professionals, this report reveals growing DevOps adoption, key motivations such as quality and cost reduction, major obstacles like resource shortages, measurable benefits including cost savings and faster releases, preferred tools, error‑handling practices, and future investment plans.
This article describes how Baidu Map's client testing workflow was optimized by analyzing time‑consuming tasks, introducing device‑management and automation tools for Android and iOS, establishing a keyword‑driven framework, integrating continuous integration pipelines, and leveraging a user‑experience platform to achieve significant reductions in test execution time and higher test coverage.
The article explores DevOps concepts, recounting personal experiences with legacy systems, the evolution of continuous integration and delivery, the promises and pitfalls of microservices, deployment challenges, orchestration tools, and modern container‑based solutions like Docker and Kubernetes, emphasizing a pragmatic path toward immutable infrastructure.
This article explains the origins and background of DevOps, clarifies common misconceptions about its role and title, outlines its cultural principles, surveys the essential toolchain, and discusses how organizations can adopt DevOps practices beyond just development and operations.
This article explains how backend developers can use the open‑source tool apidoc to automatically generate clean, static API documentation from specially formatted code comments, covering installation, comment syntax, generation commands, and the resulting documentation output.
The article discusses the development of a platform called LEGO to automate the setup of testing environments, addressing issues like team collaboration and maintenance challenges.
The article examines how Tencent’s Blue Whale platform enables traditional operations teams to evolve into DevOps‑focused, cloud‑native units by automating release, change, and incident processes, integrating big‑data decision support, and delivering low‑cost SaaS tools for a wide range of internal stakeholders.
This article explains the origins of DevOps, presents the CALMS and Three Ways frameworks, and organizes practical DevOps principles into four dimensions—people, product, process, and tools—illustrating how they collectively enable continuous, on‑demand delivery of business value.
This guide explains how to install, configure, and use Nodemon to automatically detect code changes and restart Node.js applications, improving development efficiency while highlighting common Windows setup issues and configuration options.
This article details how Tencent's game operations team redefined operational services, introduced micro‑service architecture, applied big‑data driven recommendations, and built intelligent, automated pipelines for server opening, merging, version releases, and download services, achieving significant efficiency and cost gains.
This article explores the challenges of operating Alibaba's large‑scale data platforms, describes the automation platform built to address them, and shares data‑driven, fine‑grained operational practices that enable stable, efficient, and cost‑effective service delivery.
The article examines the conflict and convergence between ITIL and DevOps in modern operations, outlining DevOps principles, automation in deployment and operations, and three integration models that balance management and execution, while highlighting the distinct values and scenarios for each approach.
The article presents a comprehensive, application‑centric approach to automated capacity management that analyzes why server utilization is low, defines safe usage thresholds, describes a load‑balancer‑driven stress‑testing workflow with regression modeling, and explains how this practice improves resource efficiency, cost savings, and developer‑ops collaboration.
This article explains how to automate application‑centric capacity assessment, identify the safe utilization thresholds, use load‑balancer‑driven stress testing and regression modeling to pinpoint resource bottlenecks, and improve server usage while maintaining service reliability through close DevOps collaboration.
This article explains how to automate capacity management focused on application performance, identifies common causes of low resource utilization, proposes safe utilization thresholds, describes a testing framework that uses load‑balancer weighting and real‑time monitoring to pinpoint bottlenecks, and outlines how ops and developers can collaborate to improve efficiency.
This article explains how to encapsulate Java HttpClient calls for GET and POST HTTP requests, provides utility methods for JSON response parsing, and demonstrates their use in automated API testing, offering a reusable backend solution for developers.
The article outlines the architecture, distributed design, redundancy, monitoring, automation, and fault‑handling strategies employed in a game company's platform backend to ensure high availability and efficient daily operations.
ELF is a Node‑based CLI tool that streamlines HTML5 scene‑marketing project creation by providing quick installation, project initialization with ready‑made templates, and automated build processes powered by webpack, helping developers avoid repetitive setup tasks.
This article explains Puppet's architecture, data flow, and practical examples, showing how automated configuration management can efficiently handle large numbers of servers, reduce manual errors, and improve operational reliability in modern IT environments.
This article details how Qihoo 360 built large‑scale traffic analysis, VxLAN deployment, and SDN practices to automate network operations, improve visibility, and support security, while sharing real‑world challenges, solutions, and a Q&A on network automation strategies.
ForceBot is JD.com’s comprehensive full‑chain load‑testing platform that simulates user behavior across the entire purchase flow, isolates test traffic, leverages Docker‑based agents, GRPC services, and real‑time data analytics to identify bottlenecks, optimize resource planning, and support both routine and peak‑traffic scenarios.
This article explains how Alibaba leverages a one‑click site‑building platform and elastic capacity delivery to dynamically provision, scale, and release cloud resources for the massive traffic spikes of the Double 11 shopping festival, reducing waste and improving operational efficiency.
This guide introduces Ansible for operations, covering its core features, installation, host preparation, key management, essential modules, playbook structure, YAML syntax, handlers, tags, variables, templates, loops, and conditional execution, with practical command examples and visual illustrations.
This article explains how Puppet automates large‑scale server provisioning by describing its architecture, workflow, manifest examples, class inheritance, and module structure, helping operations teams reduce manual effort and avoid errors in configuration management.
This article details how New Dada transformed its financial account system from a simple courier‑focused service into a platformized, standardized solution that serves multiple business entities, improves automation, and enhances development efficiency through unified APIs and self‑service tools.
This article introduces the standout operations professionals featured by the High‑Efficiency Operations community in 2016, summarizing each expert’s background, key achievements, and a curated list of their most influential technical articles for readers seeking deep insights into modern ops practices.
This article outlines mobile performance testing methods—including startup time, page response time, basic metrics, Monkey testing, and image‑recognition techniques—reviews third‑party tools, and introduces the in‑house ETest solution with its features and future development plans.
This article explains how to standardize and automate MySQL management at scale, covering dedicated instance deployment, configuration consistency, multi‑instance creation, metadata collection, backup, monitoring, high‑availability with Zookeeper, and task orchestration using DBTask to achieve rapid, reliable database services.
Facing massive user growth, Tencent’s social network team redesigned its KV storage architecture—introducing CKV and Grocery, automating capacity planning, data migration, and backup reuse—to dramatically lower costs, improve operational efficiency, and maintain high service quality across millions of devices.
This article explains how large internet firms evolve their IT operations from reactive fire‑fighting teams to standardized, model‑driven, automated platforms covering planning, building, management, monitoring, and process‑oriented operations across compute, storage, and network resources.
This article explains how 360's Qcmd, a Golang‑based real‑time command execution system, overcomes SaltStack's limitations to reliably manage tens of thousands of servers with high success rates, flexible scripting, detailed monitoring, and efficient message handling.
DevOps is a methodology that emphasizes collaboration between development and operations to accelerate software delivery, and while tools alone don’t constitute DevOps, automation and container technologies are essential prerequisites that reduce manual hand‑offs, enable self‑service, and improve feedback loops.
This article traces the evolution of network engineering from simple early‑day admin tasks to today’s high‑pressure, large‑scale operations and outlines the skills and mindset needed for engineers to become true network architects.
The article provides a comprehensive overview of ares-client, detailing its functional positioning, overall architecture, SPI and Base API design, common and special instrumentation, dump and replay mechanisms, request association and filtering strategies, as well as performance optimizations and future enhancements for backend testing integration.
This article compiles expert Q&A on operations, covering tool selection, monitoring, Linux version choices, automation platforms, security, Docker, backup strategies, and career advice, offering practical guidance for modern infrastructure management.
This guide walks through an automated, fast‑track deployment of DCOS components—including service selection, Docker‑based containers, host initialization, system checks, Ansible provisioning, Consul service discovery, HAProxy load balancing, MySQL HA, and Zookeeper/Marathon integration—providing concrete commands, configuration snippets, and practical tips.
The 2016 Global Agile Operations Summit in Shanghai concluded with a series of expert sessions covering agile DevOps trends, cloud‑native automation platforms, database performance tuning, container orchestration, and real‑world case studies from leading companies, followed by the award ceremony honoring ten MVPs who drove innovation across operations and infrastructure.
This article explains how Qunar tackled growing network device management workload, low‑efficiency manual processes, and operational risk by designing an integrated platform that automates common tasks, enforces permission‑based controls, records audits, and provides real‑time monitoring and scalable data collection.
This article details the evolution from manual, standardized operations to an automated, intelligent cloud operations platform for a banking card organization, describing its motivations, core features, key scenarios, technical architecture, scheduling algorithms, data visualization, and real‑world outcomes.
This comprehensive guide introduces Ansible, explains its agentless architecture, core components, installation, SSH key setup, inventory configuration, essential commands, and common modules, providing a practical roadmap for automating system administration and deployment tasks.
Uber tackled the challenge of managing over 1,000 MySQL clusters by designing Schemadock, a Docker‑based solution that runs stateless MySQL containers, uses configuration‑driven topologies, and employs agents for automated deployment, monitoring, and centralized control, enabling multi‑database hosts, full automation, and unified management.
The article introduces JEN, JD's extended Nginx platform that centralizes configuration, monitoring, traffic splitting, rate limiting and automated operations through a web console and Ansible integration, addressing the complexity, restart requirements, and scaling challenges of large‑scale Nginx deployments.
This article outlines the challenges of modern software delivery in a VUCA environment and presents a practical, step‑by‑step approach to designing a visual continuous‑delivery pipeline that balances speed, quality, and reliability through agile, lean, and DevOps practices.
This article explains how the internally built Wonder monitoring system, based on Open‑Falcon, tackles large‑scale operational challenges by offering automated agent updates, customizable metrics, log and port monitoring, persistent alarm storage, enhanced alert content, and comprehensive dashboards for thousands of devices.
This article details Shanda Games' journey in designing and implementing a comprehensive automated operations platform—including installation, deployment, security, client and server updates, data analysis, backup, and monitoring—to efficiently manage hundreds of games across diverse hardware and operating systems.
This article examines the challenges of testing a mobile advertising SDK—such as missing server environments, extensive protocol fields, and costly manual test case updates—and proposes a mock‑proxy strategy, a minimal‑case design approach, and full automation to improve coverage and efficiency.
This article presents the design, implementation, and ongoing improvements of Qunar's network device operations platform, detailing its background, optimization strategies, permission model, automated tasks, monitoring capabilities, and how it enhances operational efficiency while reducing risk.
The article examines the growing crisis in the software testing industry, highlighting external stagnation, internal role changes at Huawei, the impact of DevOps and cloud technologies, and proposes how testers can adapt by expanding skills, embracing automation, and positioning themselves as quality guardians.
The article explains DevOps as the integration of development and operations, tracing its origins, outlining its cultural and technical challenges, detailing its benefits such as faster, more reliable releases, and reviewing the tools and global adoption trends, including a new Chinese survey initiative.
This talk details Ctrip's application operations framework, covering data‑center scale, multi‑application deployment on Windows, high availability goals, capacity‑prediction models, disaster‑recovery design, incident response, and the evolution from manual tooling to automated, intelligent operations.
This article presents a comprehensive automated testing and proactive monitoring solution for Baidu Nuomi's O2O mobile component framework, detailing component‑level UI element identification, schema‑based entry shortcuts, wireless Android test apps, daily case execution, and a JavaScript‑driven monitoring engine that captures UI, request and exception anomalies across iOS and Android.
