The article compiles several Zhihu contributors' explanations—covering historical Windows dominance, IIS limitations, cost differences, ecosystem strength, container support, and open‑source politics—to show why Linux has become the default operating system for modern servers.
This comprehensive guide compares Apache and Nginx architectures, benchmarks static and dynamic workloads, explores high‑concurrency testing, and provides detailed tuning steps for both servers along with real‑world case studies and future trends such as HTTP/3 and container deployment.
This comprehensive guide walks operations engineers through why Apache security matters, presents core hardening strategies such as hiding server details, blocking directory traversal, enforcing strict security headers, limiting request sizes, and applying IP rate‑limiting, and provides advanced techniques, verification commands, common pitfalls, and an actionable checklist to build a resilient web server.
This article compares Nginx and Apache architectures, explaining how Nginx’s event‑driven, single‑threaded workers handle thousands of simultaneous connections with minimal resources, while Apache’s process‑oriented models consume more CPU and memory under heavy load.
This guide introduces Apache HertzBeat, an open‑source real‑time monitoring and alerting platform that requires no agents, supports high‑performance clusters, offers customizable protocols, integrates with Grafana, provides plugin hot‑updates, and details its time‑wheel scheduling, cloud‑edge collaboration, and alert configuration.
This guide walks you through four practical Apache optimizations—web compression, caching, hotlink protection, and version information hiding—explaining why they matter, how to configure them with step‑by‑step commands, and the measurable performance and security benefits they deliver.
This article explains the default and recommended log patterns for Tomcat and Apache HTTPD, provides detailed descriptions of each log parameter, shows sample log entries, and compares how different browsers appear in the server logs.
This guide presents a curated collection of 20 practical Linux one‑liners—using awk, grep, netstat, and other shell tools—to extract IP counts, page views, bandwidth, error rates, concurrency, and other key metrics from Apache access logs, enabling quick and thorough server traffic analysis.
A $6 DigitalOcean server handling millions of requests survived a Hacker News surge by visualizing traffic, distinguishing bots from real users, and deploying tiny gzip‑compressed zip bombs that explode malicious crawlers' memory, demonstrating low‑cost operations and security tactics for resilient web services.
This guide presents a comprehensive collection of shell and awk commands for analyzing Apache access logs, covering IP counting, page request statistics, traffic filtering, performance metrics, connection states, and bandwidth usage, enabling administrators to efficiently monitor and troubleshoot web server activity.
Learn how to automate the installation, configuration, and management of Apache HTTP Server using Ansible, covering installation of Ansible, inventory setup, role creation, task and template writing, playbook execution, verification, and clean removal, with full command examples for Debian and RPM systems.
This guide explains Tomcat and Apache HTTPD log configurations, recommended patterns, detailed parameter meanings, and shows how log entries vary across browsers like Edge, IE, Firefox, and Chrome.
This guide explains Dockerfile fundamentals, enumerates all major instructions, and provides step‑by‑step examples for creating minimal Apache (httpd) images on both RockyLinux and Alpine using Podman, including building, testing, tagging, and pushing to Docker Hub.
This guide explains Tomcat and Apache httpd log configurations, showing default and recommended patterns, detailed parameter meanings, sample log entries, and how different browsers appear in the logs, providing a comprehensive reference for developers and operators managing server logging.
Seata 2.1.0, the first Apache-incubated release, renames the package to org.apache.seata, adds RocketMQ transaction support, Raft metadata sync, decouples Saga from Spring, provides extensive compatibility across JDKs, Spring versions and OSes, and includes detailed deployment, upgrade, security and testing improvements.
This guide explains step‑by‑step how to modify source files and configuration settings in Nginx, Apache, and Tomcat to replace version strings with custom placeholders, then recompile or repack the binaries, effectively hiding server version details from clients.
This guide walks through installing Squid on Linux, configuring it as a transparent and reverse proxy, setting up internal and external hosts, adjusting routing and firewall rules, and applying common ACL parameters to control access and improve performance.
This article compiles several Zhihu contributors' insights explaining why Linux dominates modern server environments, covering historical Windows dominance, IIS shortcomings, licensing costs, ecosystem advantages, container support, and the broader shift toward open‑source infrastructure.
Learn how to install Apache from source, understand its three MPM modes (prefork, worker, event), configure common server settings, set up port‑ and domain‑based virtual hosts, and deploy both static and dynamic (LAMP) websites with step‑by‑step command examples.
A comprehensive collection of awk, grep, sort, and netstat one‑liners that help you count unique IPs, rank pages by hits, filter by time ranges, identify slow requests, and monitor connection states directly from Apache log files.
Linux dominates modern server environments because its free, lightweight distributions and robust open‑source ecosystem outperform the costly, configuration‑heavy Windows/IIS stack, offering superior performance, native container support, and community‑driven innovation that overcame early Microsoft resistance and drove industry-wide adoption.
This guide walks you through installing Ansible, configuring inventory, creating an Apache role with tasks and templates, writing a playbook, executing it to deploy Apache, verifying the service, and finally removing Apache using Ansible playbooks on Linux servers.
This guide presents a comprehensive collection of Linux one‑liners—using awk, grep, sort, uniq, netstat, and other tools—to count unique IPs, rank pages, filter bots, measure bandwidth, monitor connection states, and extract time‑based statistics from Apache access logs.
This article compiles multiple expert insights explaining why Linux dominates server environments, covering early Windows hosting limitations, ecosystem advantages, performance differences, cost factors, container support, and the evolution of Microsoft’s stance toward open source.
This article examines the major open‑source licenses—GPL, MIT, Apache 2.0, and BSD—detailing their key features, typical use cases, and example clauses to help developers choose the most suitable license for their projects.
This article provides an in‑depth introduction to RocketMQ, covering its evolution, core components, message domain model, key characteristics such as ordered delivery and deduplication, and typical use cases like traffic shaping, asynchronous decoupling, and distributed transaction messaging.
This article provides a comprehensive overview of the Apache Software Foundation's infrastructure services and tools—including website hosting, email, self‑service platforms, version‑control repositories, issue‑tracking systems, CI/CD pipelines, code quality, publishing, virtual machines, and miscellaneous utilities—helping DevOps and SRE engineers understand and leverage Apache's operational ecosystem.
Fury is a JIT‑compiled, zero‑copy, multi‑language serialization framework that delivers up to 170× speed improvements over traditional serializers, supports Java, Python, C++, Go, JavaScript, Scala and Rust, and has recently been donated to the Apache Software Foundation after a successful open‑source journey.
This guide explains why and how to replace the single‑threaded Apache httpd service with Nginx for Zabbix, covering installation of Nginx and PHP‑FPM, configuration adjustments, service restarts, and timezone fixes to ensure the Zabbix web interface works correctly.
This article explains what Apache access and error logs are, details the information they record, describes common log formats, shows where logs are stored on different operating systems, and offers guidance on analyzing and monitoring these logs for performance, security, and troubleshooting.
This tutorial explains how to install Apache, create a simple HTML page, and develop JavaScript and PHP components to build a basic web‑based keylogger, while emphasizing legal and ethical considerations for its use.
This guide walks you through installing phpIPAM—a web‑based IP address management tool—by preparing the server environment, configuring Apache and MariaDB, downloading the source code, setting permissions, and completing the web‑based setup, all with detailed commands and screenshots.
This comprehensive tutorial walks you through setting up a Linux server, installing Apache, PHP, and MySQL, creating the necessary database schema, implementing user registration, login, thread and post management, and finally deploying the complete PHP‑based discussion forum to a DigitalOcean Droplet.
This article provides a comprehensive overview of RocketMQ, covering its origin, core concepts, component roles, cluster deployment architecture, workflow, feature details, persistence mechanisms, and cleanup policies, offering developers a solid foundation for using this high‑performance messaging middleware.
The article explains Apache's three MPMs (prefork, worker, event), how Nginx's event‑driven architecture and epoll model improve concurrency handling, and provides performance comparisons showing Nginx handling tens of thousands of connections with far lower memory usage than Apache.
The article compares Nginx and Apache, showing how Nginx’s event‑driven, single‑threaded architecture and efficient use of memory and I/O allow it to handle tens of thousands of concurrent connections with far lower resource consumption than Apache’s prefork or worker models.
This article compares Nginx and Apache, showing how Nginx’s event‑driven, single‑threaded architecture and efficient memory usage enable it to handle tens of thousands of concurrent connections with far less resources, and explains the underlying Apache work modes and I/O models.
The article explains Apache’s three processing models (prefork, worker, event), compares their resource usage with Nginx, and demonstrates how Nginx’s event‑driven, single‑threaded architecture achieves far higher concurrent connection capacity and better performance for web services.
This guide presents a comprehensive collection of AWK, grep, sed, and netstat one‑liners that let you count unique IPs, rank page visits, measure bandwidth, monitor TCP states, and extract detailed traffic patterns from Apache access logs on Linux systems.
This article analyzes the performance and implementation differences of various Java object‑copy utilities—including Apache BeanUtils, PropertyUtils, Spring BeanCopier, and Spring BeanUtils—by examining source code, benchmarking copy operations, and recommending alternatives to avoid the inefficiencies of Apache BeanUtils.
The article announces Apache Linkis’s graduation to an Apache top‑level project, explains its role as a computing middleware linking applications to engines like Spark, Hive, and Flink, details its core capabilities, roadmap, ecosystem integrations, and provides official resources for the community.
This article provides a comprehensive overview of Apache SeaTunnel, covering its design objectives, current capabilities such as multi‑engine support and extensive connector ecosystem, detailed architecture including engine‑independent APIs and execution flows, and outlines the upcoming roadmap to expand connectors, launch a visual web UI, and introduce a dedicated SeaTunnel Engine.
Shopee faced fragmented data‑ingestion pipelines, limited source support, and high maintenance overhead, so it evaluated open‑source tools and adopted Apache SeaTunnel to unify batch and streaming data transfers, simplify ETL workflows, and provide a scalable, extensible solution for its multi‑TB daily data processing needs.
This guide compiles practical Linux shell commands for extracting IP counts, page visit frequencies, time‑range queries, bandwidth usage, HTTP status distribution, and TCP connection states from Apache or Nginx access logs, helping administrators quickly spot traffic patterns, bottlenecks, and potential attacks.
The DataFun Summit 2022, held on September 17, gathered leading experts from Baiji Whale Open Source, NetEase, Tapdata, and Alibaba Cloud to share deep technical insights on SeaTunnel V2 architecture, DataOps implementations, and open‑source big‑data studio tools, offering attendees practical guidance for modern data platforms.
This tutorial explains how to create a Dockerfile for a PHP‑Apache project, build the image, run the container, verify its status, and use volume mounting and exec commands to manage the application inside the container.
This guide compiles a comprehensive set of Linux shell commands for analyzing Apache access logs, helping you count unique IPs, identify popular pages, detect suspicious traffic, monitor connection states, measure bandwidth, and extract detailed usage statistics for effective server operations.
Apache InLong, originally contributed by Tencent, has graduated to an Apache top‑level project, offering a one‑stop framework for petabyte‑scale data ingestion, processing, and reliable streaming, and is now widely adopted across advertising, payment, social, gaming, and AI industries.
The Netcraft April 2022 survey analyzes over 1.16 billion sites, 271 million domains and nearly 12 million web‑facing computers, revealing that nginx leads in market share while providers such as Cloudflare, OpenResty, Pepyaka and GHS show notable growth and shifts in the global web‑server landscape.
This article provides a comprehensive, step‑by‑step tutorial for installing and configuring the phpIPAM IP address management web application on a Linux server, covering environment preparation, disabling SELinux, installing dependencies, setting up Apache and MariaDB, cloning the source, adjusting permissions, and completing the web‑based setup.
Learn step‑by‑step how to configure the AWS CLI, create a security group, generate a key pair, write a bootstrapping script, and launch an Amazon EC2 instance running an Apache web server, including opening ports and testing the deployment.
This guide explains why Apache-related logs appear in the console when integrating Tinylog with Spring Boot and shows how to hide them by setting the appropriate logging level for the offending package, such as disabling org.apache.catalina logs.
This article introduces Kyuubi, the first NetEase project contributed to the Apache Foundation, describing its core features, multi‑tenant architecture, Spark‑based execution engine, cloud‑native capabilities, and real‑world use cases within NetEase’s data‑warehouse, ad‑hoc, and internal systems, along with performance gains and community resources.
SeaTunnel, the China‑originated data‑integration platform built on Spark and Flink, has been accepted into the Apache Incubator, and this article introduces its history, architecture, plugin ecosystem, deployment requirements, and numerous enterprise deployments across batch and streaming big‑data scenarios.
This guide compiles a comprehensive set of Linux shell commands that let you examine web server logs, count unique IPs, identify top‑requested pages, filter bots, monitor connection states, and spot performance or security anomalies, helping you keep your site secure and performant.
The PHP function virtual() is an Apache‑specific routine that performs a sub‑request, allowing inclusion of CGI scripts or .shtml files by executing the specified filename and returning TRUE on success or FALSE on failure.
The article explains the PHP function apache_setenv, detailing its purpose, parameters, return values, and provides a clear example of how to set an Apache environment variable for a subprocess.
The apache_request_headers function in PHP returns an associative array of all HTTP request headers for the current request, requires no parameters, and returns FALSE on failure, with an example demonstrating how to iterate and display each header and its value.
This article explains the Apache php function apache_note(), its purpose as a wrapper for table_get/table_set, details its parameters and return values, and provides a practical code example showing how to set and retrieve notes between modules.
This article chronicles JD Baitiao's data‑architecture evolution from Solr + HBase to MongoDB and finally to Apache ShardingSphere, highlighting the challenges of massive data growth, the need for decoupling, and the performance, scalability, and operational benefits achieved by adopting ShardingSphere.
Apache Kafka 3.0.0, released on September 21, 2021, introduces major changes such as deprecating Java 8 and Scala 2.12, adding Raft‑based metadata quorum, stronger producer delivery guarantees, removal of old message formats, numerous performance optimizations, extensive bug fixes, and a large set of new and updated JIRA issues across features, improvements, bugs, tasks, tests, and subtasks.
This article introduces how the mature medical APACHE health‑scoring framework is adapted to Lenovo's industrial big‑data environment to evaluate notebook health, describing Lenovo's manufacturing scale, intelligent‑manufacturing architecture, data assets, PSI metrics, the APACHE model, analysis workflow, statistical and machine‑learning models, and concrete case studies on disk and motherboard health.
This article explains the core characteristics of Apache HTTP Server, Nginx, and Tomcat, compares their static and dynamic content handling, and shows how they are typically combined in a Java‑based backend architecture for optimal performance and scalability.
This article explains the difference between shallow and deep copying in Java, demonstrates how Apache Commons BeanUtils and Spring Framework BeanUtils perform property copying with code examples, highlights performance concerns, and recommends more efficient alternatives for backend development.
This article explains the difference between shallow and deep copying in Java, compares Apache BeanUtils and Spring BeanUtils with code examples, highlights performance and safety concerns, and recommends using Spring BeanUtils or alternative libraries for efficient property transfer between objects.
This article walks through downloading the required Flink and Hudi components, building Hudi for Scala 2.12, and demonstrates step‑by‑step how to create, populate, query, and update Hudi tables in both batch and streaming modes using Flink SQL, complete with code snippets and result screenshots.
This article explains why Nginx outperforms Apache under heavy load by comparing their architectures, work modes, memory usage, event‑driven design, and scalability techniques, and shows how Nginx can handle tens of thousands of concurrent connections with far less resources.
This guide presents a comprehensive set of Bash and AWK one‑liners for analyzing web server logs, counting unique IPs, tracking page visits, sorting traffic by time, identifying heavy‑weight requests, monitoring Apache processes, and examining network connection states, helping you detect anomalies and optimize performance.
An in‑depth interview with Zhang Liang, VP and founder of Apache ShardingSphere, explores the project’s three development phases, its graduation to a top‑level Apache project, the three‑layer plug‑in architecture, and practical lessons for building sustainable open‑source communities and enterprise‑grade database middleware.
The 2020 China Open‑Source Report highlights ShardingSphere as the top‑ranked Chinese‑led Apache project, detailing its distributed database middleware architecture, impressive community activity, broad industry adoption, and strategic vision for evolving database ecosystems.
This guide explains how to hide the index.php entry file of a ThinkPHP 5.1 application by configuring URL‑rewrite rules for Apache, IIS (including ISAPI_Rewrite and web.config), and Nginx, and also shows a fallback PHP modification when server changes are not possible.
This article explains the concepts of shallow and deep copying in Java, demonstrates how to use Apache BeanUtils and Spring BeanUtils for property copying between objects, compares their implementations and performance, and recommends alternative tools for efficient object mapping.
ZooKeeper, Apache’s distributed coordination service, offers a highly available in‑memory hierarchical file system with leader‑follower‑observer clustering and the ZAB protocol, guaranteeing sequential consistency, atomicity and a single view while supporting publish/subscribe, configuration management, distributed locks, master election and queueing for robust distributed applications.
This step‑by‑step tutorial shows how to purchase an Alibaba Cloud lightweight server, set up an Apache web container, upload custom Christmas‑tree source code, and share the personalized greeting via a browser link, all for under $30.
This article introduces several widely used open source licenses—including BSD, Apache License 2.0, GPL, LGPL, MIT, MPL, and EPL—explaining their main permissions, obligations, and suitability for commercial software development.
This article introduces Xrkmonitor, a Chinese open‑source monitoring platform that combines point monitoring, log collection, data visualization, and alerting, and provides detailed advantages, featured functions, online and offline deployment guides, and the underlying technology stack.
This article explains what pseudo‑static (URL rewriting) is, compares its advantages and disadvantages with true static pages, and provides detailed implementation methods and example rewrite rules for both Apache and Nginx servers to improve SEO, reduce server load, and simplify URL structures.
This comprehensive guide explains how to start, stop, and configure Apache HTTP on Windows and UNIX, covering default ports, key configuration files, version checking, security hardening, logging, virtual hosts, proxy setup, performance tuning, and common troubleshooting techniques.
This article walks through the background of RocketMQ, explains why an Operator is needed for cloud‑native deployments, and provides a complete, hands‑on tutorial for installing RocketMQ Operator via OperatorHub or manually, creating a RocketMQ cluster on Kubernetes, verifying it with producer/consumer examples, and cleaning up the resources.
This step‑by‑step guide shows how to set up a Discuz! forum on a Huawei Cloud CentOS 7.6 server, covering cloud login, security group configuration, installation of Apache, PHP, MariaDB, downloading and deploying Discuz! source, and final web‑based installation.
Apache HTTP Server 2.4.46 has been released, addressing several security vulnerabilities (including CVE‑2020‑11984 and CVE‑2020‑11993), fixing bugs, and adding enhancements such as improved module compatibility and requirements for APR libraries, while urging users to migrate from the deprecated 2.2 branch.
This article explains the differences between Apache BeanUtils and Spring BeanUtils for copying Java objects, covering shallow vs deep copy concepts, performance drawbacks of Apache's implementation, usage examples, and recommendations for alternative tools like CGLIB BeanCopier and Orika.
The article surveys the Apache big‑data ecosystem, covering Hadoop’s storage and resource management, column stores HBase and Kudu, compute engines Spark, Flink, Impala, and Presto, coordination via ZooKeeper, ingestion with Sqoop and Flume, messaging Kafka, security Ranger and Sentry, metadata Atlas, OLAP Kylin, Hive, quality tool Griffin, notebooks Zeppelin, visualizations Superset and Tableau, the TPCx‑BB benchmark, and ends with an Alibaba analysis competition notice.
This article surveys the rapidly evolving big data landscape by reviewing a wide range of Apache projects—including Hadoop, Spark, Flink, HBase, Kudu, Impala, Kafka, and others—detailing their core components, architectures, strengths, and typical use‑cases for building distributed data platforms.
This article presents a concise, five‑minute visual guide—created by Ukrainian developer Paul Bagwell—that clarifies the key differences among the six most popular open‑source licenses (GPL, BSD, MIT, Mozilla, Apache, LGPL), helping developers quickly decide which license best fits their projects.
The 2019 analysis of over 4 million open‑source packages shows permissive licenses like MIT and Apache 2.0 gaining market share while copyleft licenses such as GPL are losing popularity, highlighting a shift toward minimal‑restriction licensing for developers and businesses.
This guide walks through manually installing Apache, MariaDB, PHP, and the Discuz X2 forum on a Linux system, covering prerequisite checks, mounting installation media, configuring yum repositories, installing and starting services, securing MariaDB, deploying Discuz files, setting permissions, creating the database, and completing the setup wizard.
The March 2020 Netcraft Web Server Survey reveals that Nginx surpassed Apache in domain market share for the first time, while Apache still leads in active sites, and provides detailed statistics on millions of domains, web‑facing computers, and the performance of major providers such as Microsoft, Google, Oracle and Cloudflare.
This guide walks you through installing and configuring Nextcloud on CentOS 7, covering dependencies, Apache, MariaDB, PHP, Nextcloud deployment, virtual‑host setup, and final login verification, enabling a fully functional private cloud storage service.
The 2019 Apache Software Foundation report details the organization’s 20‑year milestone, presenting comprehensive statistics on its 339 projects, over 7,200 contributors, millions of code commits, active mailing lists, licensing agreements, and the extensive sponsorship tiers that support its open‑source mission.
In this interview, Ted Liu, a veteran of both Chinese and Apache open‑source communities, shares how domestic projects have grown, what lessons the Apache Software Foundation offers on transparent, merit‑based governance, community diversity, and how individuals and companies can responsibly contribute to sustainable open‑source ecosystems.
This guide walks through deploying a LAMP architecture with static‑dynamic separation, compiling PHP with FastCGI, configuring Apache proxy to PHP‑FPM, performing load testing using ApacheBench, installing XCache for PHP acceleration, and finally setting up a Discuz BBS forum, providing step‑by‑step commands and performance metrics.
This article provides a comprehensive overview of Apache Druid, covering its real‑time OLAP design, core features, six‑component architecture, segment storage model, data ingestion pipelines (including Tranquility and Kafka), native and SQL query interfaces, and practical tuning tips with code examples.
This article explains why releaseConnection() is deprecated in HttpClient 4.5, introduces the PoolingHttpClientConnectionManager, and provides detailed code examples and step‑by‑step guidance for safely extracting response content, closing responses, consuming entities, releasing connections, and shutting down the HttpClient.
The article recounts the author’s path from a novice Java developer at Alibaba to becoming an Apache Tomcat committer, PMC member, and Apache Foundation member, detailing early challenges, contributions to Tomcat and Dubbo, participation in Apache Roadshows, and insights on open‑source collaboration and community governance.
The author recounts his path from joining Alibaba's middleware team in 2014 to becoming an Apache Tomcat committer, PMC member, and Apache Foundation member, while also guiding Dubbo's migration to Apache and sharing practical lessons on open‑source contribution and large‑scale backend systems.
This article explains the concepts of forward and reverse proxy servers, why organizations use them, and provides step‑by‑step configuration examples for both Nginx and Apache to help engineers enforce network policies and secure service access.
This article provides a concise overview of numerous Apache open‑source projects—including Ignite, MapReduce, Pig, JAQL, Spark, Storm, Flink, Apex, REEF, Twill, and Beam—that enable distributed in‑memory storage, real‑time and batch processing, and advanced analytics for large‑scale data workloads.
This article provides a comprehensive overview of Apache HBase, covering its core architecture, key features such as automatic sharding, LSM‑Tree storage, separation of storage and compute, the ecosystem, real‑world use cases, recent 2.0 enhancements, upgrade guidance, future plans, and community recruitment information.
This article introduces Apache RocketMQ by covering its origin, core concepts such as topics, producers and consumers, storage architecture with CommitLog and ConsumeQueue, deployment components like brokers and name servers, and practical best‑practice guidance for handling duplicates, ordering, and message replay.
