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<title>OpenLiteSpeed用户手册 - 简介</title>
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<strong>OpenLiteSpeed用户手册</strong>
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<div class="pagewrapper" data-current-lang="zh-CN" data-supported-langs="["en-US","es-ES","de-DE","fr-FR","zh-CN","ja-JP"]"><aside class="sidetree"><div class="sidetree__masthead"><figure class="sidetree__figure"><img src="../img/ols_logo.svg" alt="OpenLiteSpeed logo" /></figure><div class="sidetree__identity"><a class="sidetree__manual-link" href="index.html">用户手册</a><div class="sidetree__version">Version 1.9 — Rev. 4</div></div></div><nav class="sidetree__nav" aria-label="目录"><ul class="sidetree__list">
<li><a href="license.html">许可协议</a></li>
<li><a class="current" href="intro.html">简介</a></li>
<li><a href="install.html">安装/卸载</a></li>
<li>
<a href="admin.html">管理</a>
<ul class="level2">
<li><a href="ServerStat_Help.html">服务管理器</a></li>
<li><a href="Real_Time_Stats_Help.html">实时统计</a></li>
</ul>
</li>
<li><a href="security.html">安全</a></li>
<li>
<a href="config.html">配置</a>
<ul class="level2">
<li><a href="ServGeneral_Help.html">服务器常规</a></li>
<li><a href="ServLog_Help.html">服务器日志</a></li>
<li><a href="ServTuning_Help.html">服务器调优</a></li>
<li><a href="ServSecurity_Help.html">服务器安全</a></li>
<li>
<a href="ExtApp_Help.html">外部应用</a>
<ul class="level3">
<li><a href="External_LSAPI.html">LSAPI应用</a></li>
<li><a href="External_WS.html">Web服务器（代理）</a></li>
<li><a href="External_FCGI.html">Fast CGI应用</a></li>
<li><a href="External_FCGI_Auth.html">Fast CGI授权器</a></li>
<li><a href="External_SCGI.html">Simple CGI应用</a></li>
<li><a href="External_Servlet.html">Servlet引擎</a></li>
<li><a href="External_PL.html">管道日志器</a></li>
<li><a href="External_LB.html">负载均衡器</a></li>
<li><a href="External_UWSGI.html">uWSGI</a></li>
</ul>
</li>
<li><a href="ScriptHandler_Help.html">脚本处理程序</a></li>
<li><a href="App_Server_Help.html">应用服务器设置</a></li>
<li><a href="Module_Help.html">模块配置</a></li>
<li><a href="Listeners_General_Help.html">监听器常规</a></li>
<li><a href="Listeners_SSL_Help.html">监听器SSL</a></li>
<li><a href="Templates_Help.html">虚拟主机模板</a></li>
<li><a href="VirtualHosts_Help.html">虚拟主机注册</a></li>
<li><a href="VHGeneral_Help.html">虚拟主机常规</a></li>
<li><a href="VHSecurity_Help.html">虚拟主机安全</a></li>
<li><a href="VHSSL_Help.html">虚拟主机SSL</a></li>
<li><a href="Rewrite_Help.html">重写</a></li>
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<a href="Context_Help.html">上下文</a>
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<li><a href="Static_Context.html">静态上下文</a></li>
<li><a href="Java_Web_App_Context.html">Java Web应用上下文</a></li>
<li><a href="Servlet_Context.html">Servlet上下文</a></li>
<li><a href="FCGI_Context.html">Fast CGI上下文</a></li>
<li><a href="SCGI_Context.html">Simple CGI上下文</a></li>
<li><a href="LSAPI_Context.html">LSAPI上下文</a></li>
<li><a href="Proxy_Context.html">代理上下文</a></li>
<li><a href="CGI_Context.html">CGI上下文</a></li>
<li><a href="LB_Context.html">负载均衡上下文</a></li>
<li><a href="Redirect_Context.html">重定向上下文</a></li>
<li><a href="App_Server_Context.html">应用服务器上下文</a></li>
<li><a href="UWSGI_Context.html">uWSGI上下文</a></li>
<li><a href="Module_Context.html">模块处理程序上下文</a></li>
</ul>
</li>
<li><a href="VHWebSocket_Help.html">WebSocket代理</a></li>
</ul>
</li>
<li>
<a href="webconsole.html">Web控制台</a>
<ul class="level2">
<li><a href="AdminGeneral_Help.html">管理控制台常规</a></li>
<li><a href="AdminSecurity_Help.html">管理控制台安全</a></li>
<li><a href="AdminListeners_General_Help.html">管理监听器常规</a></li>
<li><a href="AdminListeners_SSL_Help.html">管理监听器SSL</a></li>
</ul>
</li>
</ul></nav></aside><article class="contentwrapper"><div class="nav-bar"><div class="prev">« <a href="license.html">许可协议</a></div><div class="center"><a href="index.html">主页</a></div><div class="next"><a href="install.html">安装</a> »</div></div>
<h1>简介</h1><br/> <p>OpenLiteSpeed（OLS）是一款高性能、开源的Web服务器。它是LiteSpeed Web Server Enterprise的免费替代方案，并兼容Apache重写规则。</p><br/> <p>OLS采用事件驱动架构，并内置缓存引擎（LSCache）。</p><br/> <h2>概述</h2><br/> <p>OpenLiteSpeed支持包括HTTP/2和HTTP/3（QUIC）在内的现代协议。它适用于独立服务器、开发环境和生产环境，尤其适合单站点部署或偏好采用GPLv3许可证开源方案的环境。</p><br/> <h2>功能特性</h2><br/> <h3>协议与兼容性</h3><br/> <ul> <li>HTTP/1.0、HTTP/1.1、HTTP/2和HTTP/3（QUIC）</li> <li>GZIP和Brotli压缩</li> <li>WebSocket代理</li> <li>支持IPv4和IPv6</li> <li>无限制的基于IP和基于名称的虚拟主机</li> <li>支持带OCSP Stapling的HTTPS</li> <li>通过LSAPI、CGI、FastCGI及其他接口支持PHP、Perl、Ruby、Python和其他脚本语言</li> </ul><br/> <h3>性能与可扩展性</h3><br/> <ul> <li>事件驱动架构</li> <li>低内存占用</li> <li>高并发连接能力</li> <li><code>sendfile()</code>和异步I/O</li> <li>用于动态内容的LiteSpeed Server Application Programming Interface（LSAPI）</li> <li>内置LSCache动态页面缓存</li> <li>支持<code>.htaccess</code>重写规则（修改后需要重启才能生效）</li> </ul><br/> <h3>Apache兼容性</h3><br/> <ul> <li>支持Apache mod_rewrite规则</li> <li>兼容许多常见的Apache重写配置</li> </ul><br/> <h3>安全性</h3><br/> <ul> <li>连接与带宽限制</li> <li>兼容mod_security v3</li> <li>防护常见SSL攻击</li> <li>严格的HTTP请求校验与缓冲区溢出防护</li> <li>支持suEXEC</li> <li>支持Chroot</li> </ul><br/> <h3>管理</h3><br/> <ul> <li>用于配置和实时监控的WebAdmin控制台</li> <li>虚拟主机模板</li> <li>支持多个PHP版本</li> <li>实时统计</li> <li>LiteSpeed Prometheus Exporter</li> </ul><br/> <h3>其他特性</h3><br/> <ul> <li>MP4/FLV流媒体</li> <li>Geo-IP查询</li> <li>自定义日志</li> </ul> </article></div><button class="doc-back-to-top" type="button" aria-label="返回顶部" data-back-to-top><svg viewBox="0 0 24 24" aria-hidden="true" focusable="false"><path d="M12 19V5" /><path d="m6 11 6-6 6 6" /></svg><span class="sr-only">返回顶部</span></button><footer class="copyright">版权 © 2013-2026. <a href="https://www.litespeedtech.com">LiteSpeed Technologies Inc.</a> 版权所有。</footer>
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