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<?xml version="1.0" encoding="ISO-8859-1"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head><!-- XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX This file is generated from xml source: DO NOT EDIT XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX --><title>Server-Wide Configuration - Apache HTTP Server</title><link href="./style/css/manual.css" rel="stylesheet" media="all" type="text/css" title="Main stylesheet" /><link href="./style/css/manual-loose-100pc.css" rel="alternate stylesheet" media="all" type="text/css" title="No Sidebar - Default font size" /><link href="./style/css/manual-print.css" rel="stylesheet" media="print" type="text/css" /><link href="./images/favicon.ico" rel="shortcut icon" /></head><body id="manual-page"><div id="page-header"><p class="menu"><a href="./mod/">Modules</a> | <a href="./mod/directives.html">Directives</a> | <a href="./faq/">FAQ</a> | <a href="./glossary.html">Glossary</a> | <a href="./sitemap.html">Sitemap</a></p><p class="apache">Apache HTTP Server Version 2.2</p><img alt="" src="./images/feather.gif" /></div><div class="up"><a href="./"><img title="<-" alt="<-" src="./images/left.gif" /></a></div><div id="path"><a href="http://www.apache.org/">Apache</a> > <a href="http://httpd.apache.org/">HTTP Server</a> > <a href="http://httpd.apache.org/docs/">Documentation</a> > <a href="./">Version 2.2</a></div><div id="page-content"><div id="preamble"><h1>Server-Wide Configuration</h1><div class="toplang"><p><span>Available Languages: </span><a href="./en/server-wide.html" title="English"> en </a> |<a href="./ja/server-wide.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> |<a href="./ko/server-wide.html" hreflang="ko" rel="alternate" title="Korean"> ko </a> |<a href="./tr/server-wide.html" hreflang="tr" rel="alternate" title="T黵k鏴"> tr </a></p></div><p>This document explains some of the directives provided bythe <code class="module"><a href="./mod/core.html">core</a></code> server which are used to configurethe basic operations of the server.</p></div><div id="quickview"><ul id="toc"><li><img alt="" src="./images/down.gif" /> <a href="#identification">Server Identification</a></li><li><img alt="" src="./images/down.gif" /> <a href="#locations">File Locations</a></li><li><img alt="" src="./images/down.gif" /> <a href="#resource">Limiting Resource Usage</a></li></ul></div><div class="top"><a href="#page-header"><img alt="top" src="./images/up.gif" /></a></div><div class="section"><h2><a name="identification" id="identification">Server Identification</a></h2> <table class="related"><tr><th>Related Modules</th><th>Related Directives</th></tr><tr><td /><td><ul><li><code class="directive"><a href="./mod/core.html#servername">ServerName</a></code></li><li><code class="directive"><a href="./mod/core.html#serveradmin">ServerAdmin</a></code></li><li><code class="directive"><a href="./mod/core.html#serversignature">ServerSignature</a></code></li><li><code class="directive"><a href="./mod/core.html#servertokens">ServerTokens</a></code></li><li><code class="directive"><a href="./mod/core.html#usecanonicalname">UseCanonicalName</a></code></li><li><code class="directive"><a href="./mod/core.html#usecanonicalphysicalport">UseCanonicalPhysicalPort</a></code></li></ul></td></tr></table> <p>The <code class="directive"><a href="./mod/core.html#serveradmin">ServerAdmin</a></code> and <code class="directive"><a href="./mod/core.html#servertokens">ServerTokens</a></code> directives control what information about the server will be presented in server-generated documents such as error messages. The <code class="directive"><a href="./mod/core.html#servertokens">ServerTokens</a></code> directive sets the value of the Server HTTP response header field.</p> <p>The <code class="directive"><a href="./mod/core.html#servername">ServerName</a></code>, <code class="directive"><a href="./mod/core.html#usecanonicalname">UseCanonicalName</a></code> and <code class="directive"><a href="./mod/core.html#usecanonicalphysicalport">UseCanonicalPhysicalPort</a></code> directives are used by the server to determine how to construct self-referential URLs. For example, when a client requests a directory, but does not include the trailing slash in the directory name, Apache must redirect the client to the full name including the trailing slash so that the client will correctly resolve relative references in the document.</p> </div><div class="top"><a href="#page-header"><img alt="top" src="./images/up.gif" /></a></div><div class="section"><h2><a name="locations" id="locations">File Locations</a></h2> <table class="related"><tr><th>Related Modules</th><th>Related Directives</th></tr><tr><td /><td><ul><li><code class="directive"><a href="./mod/mpm_common.html#coredumpdirectory">CoreDumpDirectory</a></code></li><li><code class="directive"><a href="./mod/core.html#documentroot">DocumentRoot</a></code></li><li><code class="directive"><a href="./mod/core.html#errorlog">ErrorLog</a></code></li><li><code class="directive"><a href="./mod/mpm_common.html#lockfile">LockFile</a></code></li><li><code class="directive"><a href="./mod/mpm_common.html#pidfile">PidFile</a></code></li><li><code class="directive"><a href="./mod/mpm_common.html#scoreboardfile">ScoreBoardFile</a></code></li><li><code class="directive"><a href="./mod/core.html#serverroot">ServerRoot</a></code></li></ul></td></tr></table> <p>These directives control the locations of the various files that Apache needs for proper operation. When the pathname used does not begin with a slash (/), the files are located relative to the <code class="directive"><a href="./mod/core.html#serverroot">ServerRoot</a></code>. Be careful about locating files in paths which are writable by non-root users. See the <a href="misc/security_tips.html#serverroot">security tips</a> documentation for more details.</p> </div><div class="top"><a href="#page-header"><img alt="top" src="./images/up.gif" /></a></div><div class="section"><h2><a name="resource" id="resource">Limiting Resource Usage</a></h2> <table class="related"><tr><th>Related Modules</th><th>Related Directives</th></tr><tr><td /><td><ul><li><code class="directive"><a href="./mod/core.html#limitrequestbody">LimitRequestBody</a></code></li><li><code class="directive"><a href="./mod/core.html#limitrequestfields">LimitRequestFields</a></code></li><li><code class="directive"><a href="./mod/core.html#limitrequestfieldsize">LimitRequestFieldsize</a></code></li><li><code class="directive"><a href="./mod/core.html#limitrequestline">LimitRequestLine</a></code></li><li><code class="directive"><a href="./mod/core.html#rlimitcpu">RLimitCPU</a></code></li><li><code class="directive"><a href="./mod/core.html#rlimitmem">RLimitMEM</a></code></li><li><code class="directive"><a href="./mod/core.html#rlimitnproc">RLimitNPROC</a></code></li><li><code class="directive"><a href="./mod/mpm_common.html#threadstacksize">ThreadStackSize</a></code></li></ul></td></tr></table> <p>The <code class="directive">LimitRequest</code>* directives are used to place limits on the amount of resources Apache will use in reading requests from clients. By limiting these values, some kinds of denial of service attacks can be mitigated.</p> <p>The <code class="directive">RLimit</code>* directives are used to limit the amount of resources which can be used by processes forked off from the Apache children. In particular, this will control resources used by CGI scripts and SSI exec commands.</p> <p>The <code class="directive"><a href="./mod/mpm_common.html#threadstacksize">ThreadStackSize</a></code> directive is used with some platforms to control the stack size.</p> </div></div><div class="bottomlang"><p><span>Available Languages: </span><a href="./en/server-wide.html" title="English"> en </a> |<a href="./ja/server-wide.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> |<a href="./ko/server-wide.html" hreflang="ko" rel="alternate" title="Korean"> ko </a> |<a href="./tr/server-wide.html" hreflang="tr" rel="alternate" title="T黵k鏴"> tr </a></p></div><div id="footer"><p class="apache">Copyright 2008 The Apache Software Foundation.<br />Licensed under the <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, Version 2.0</a>.</p><p class="menu"><a href="./mod/">Modules</a> | <a href="./mod/directives.html">Directives</a> | <a href="./faq/">FAQ</a> | <a href="./glossary.html">Glossary</a> | <a href="./sitemap.html">Sitemap</a></p></div></body></html>⌨️ 快捷键说明
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