1<?xml version="1.0" encoding="ISO-8859-1"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head><!-- 4 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX 5 This file is generated from xml source: DO NOT EDIT 6 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX 7 --> 8<title>Server-Wide Configuration - Apache HTTP Server</title> 9<link href="/style/css/manual.css" rel="stylesheet" media="all" type="text/css" title="Main stylesheet" /> 10<link href="/style/css/manual-loose-100pc.css" rel="alternate stylesheet" media="all" type="text/css" title="No Sidebar - Default font size" /> 11<link href="/style/css/manual-print.css" rel="stylesheet" media="print" type="text/css" /><link rel="stylesheet" type="text/css" href="/style/css/prettify.css" /> 12<script src="/style/scripts/prettify.js" type="text/javascript"> 13</script> 14 15<link href="/images/favicon.ico" rel="shortcut icon" /></head> 16<body id="manual-page"><div id="page-header"> 17<p class="menu"><a href="/mod/">Modules</a> | <a href="/mod/directives.html">Directives</a> | <a href="http://wiki.apache.org/httpd/FAQ">FAQ</a> | <a href="/glossary.html">Glossary</a> | <a href="/sitemap.html">Sitemap</a></p> 18<p class="apache">Apache HTTP Server Version 2.2</p> 19<img alt="" src="/images/feather.gif" /></div> 20<div class="up"><a href="./"><img title="<-" alt="<-" src="/images/left.gif" /></a></div> 21<div id="path"> 22<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> 23<div class="toplang"> 24<p><span>Available Languages: </span><a href="/en/server-wide.html" title="English"> en </a> | 25<a href="/ja/server-wide.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | 26<a href="/ko/server-wide.html" hreflang="ko" rel="alternate" title="Korean"> ko </a> | 27<a href="/tr/server-wide.html" hreflang="tr" rel="alternate" title="T�rk�e"> tr </a></p> 28</div> 29 30<p>This document explains some of the directives provided by 31the <code class="module"><a href="/mod/core.html">core</a></code> server which are used to configure 32the basic operations of the server.</p> 33</div> 34<div id="quickview"><ul id="toc"><li><img alt="" src="/images/down.gif" /> <a href="#identification">Server Identification</a></li> 35<li><img alt="" src="/images/down.gif" /> <a href="#locations">File Locations</a></li> 36<li><img alt="" src="/images/down.gif" /> <a href="#resource">Limiting Resource Usage</a></li> 37</ul><ul class="seealso"><li><a href="#comments_section">Comments</a></li></ul></div> 38<div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div> 39<div class="section"> 40<h2><a name="identification" id="identification">Server Identification</a></h2> 41 42 43 <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> 44 45 <p>The <code class="directive"><a href="/mod/core.html#serveradmin">ServerAdmin</a></code> and 46 <code class="directive"><a href="/mod/core.html#servertokens">ServerTokens</a></code> directives 47 control what information about the server will be presented 48 in server-generated documents such as error messages. The 49 <code class="directive"><a href="/mod/core.html#servertokens">ServerTokens</a></code> directive 50 sets the value of the Server HTTP response header field.</p> 51 52 <p>The <code class="directive"><a href="/mod/core.html#servername">ServerName</a></code>, 53 <code class="directive"><a href="/mod/core.html#usecanonicalname">UseCanonicalName</a></code> and 54 <code class="directive"><a href="/mod/core.html#usecanonicalphysicalport">UseCanonicalPhysicalPort</a></code> 55 directives are used by the server to determine how to construct 56 self-referential URLs. For example, when a client requests a 57 directory, but does not include the trailing slash in the 58 directory name, Apache must redirect the client to the full 59 name including the trailing slash so that the client will 60 correctly resolve relative references in the document.</p> 61 </div><div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div> 62<div class="section"> 63<h2><a name="locations" id="locations">File Locations</a></h2> 64 65 66 <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> 67 68 <p>These directives control the locations of the various files 69 that Apache needs for proper operation. When the pathname used 70 does not begin with a slash (/), the files are located relative 71 to the <code class="directive"><a href="/mod/core.html#serverroot">ServerRoot</a></code>. Be careful 72 about locating files in paths which are writable by non-root users. 73 See the <a href="misc/security_tips.html#serverroot">security tips</a> 74 documentation for more details.</p> 75 </div><div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div> 76<div class="section"> 77<h2><a name="resource" id="resource">Limiting Resource Usage</a></h2> 78 79 80 <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> 81 82 <p>The <code class="directive">LimitRequest</code>* 83 directives are used to place limits on the amount of resources 84 Apache will use in reading requests from clients. By limiting 85 these values, some kinds of denial of service attacks can be 86 mitigated.</p> 87 88 <p>The <code class="directive">RLimit</code>* directives 89 are used to limit the amount of resources which can be used by 90 processes forked off from the Apache children. In particular, 91 this will control resources used by CGI scripts and SSI exec 92 commands.</p> 93 94 <p>The <code class="directive"><a href="/mod/mpm_common.html#threadstacksize">ThreadStackSize</a></code> 95 directive is used with some platforms to control the stack size.</p> 96 </div></div> 97<div class="bottomlang"> 98<p><span>Available Languages: </span><a href="/en/server-wide.html" title="English"> en </a> | 99<a href="/ja/server-wide.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | 100<a href="/ko/server-wide.html" hreflang="ko" rel="alternate" title="Korean"> ko </a> | 101<a href="/tr/server-wide.html" hreflang="tr" rel="alternate" title="T�rk�e"> tr </a></p> 102</div><div class="top"><a href="#page-header"><img src="/images/up.gif" alt="top" /></a></div><div class="section"><h2><a id="comments_section" name="comments_section">Comments</a></h2><div class="warning"><strong>Notice:</strong><br />This is not a Q&A section. Comments placed here should be pointed towards suggestions on improving the documentation or server, and may be removed again by our moderators if they are either implemented or considered invalid/off-topic. Questions on how to manage the Apache HTTP Server should be directed at either our IRC channel, #httpd, on Freenode, or sent to our <a href="http://httpd.apache.org/lists.html">mailing lists</a>.</div> 103<script type="text/javascript"><!--//--><![CDATA[//><!-- 104var comments_shortname = 'httpd'; 105var comments_identifier = 'http://httpd.apache.org/docs/2.2/server-wide.html'; 106(function(w, d) { 107 if (w.location.hostname.toLowerCase() == "httpd.apache.org") { 108 d.write('<div id="comments_thread"><\/div>'); 109 var s = d.createElement('script'); 110 s.type = 'text/javascript'; 111 s.async = true; 112 s.src = 'https://comments.apache.org/show_comments.lua?site=' + comments_shortname + '&page=' + comments_identifier; 113 (d.getElementsByTagName('head')[0] || d.getElementsByTagName('body')[0]).appendChild(s); 114 } 115 else { 116 d.write('<div id="comments_thread">Comments are disabled for this page at the moment.<\/div>'); 117 } 118})(window, document); 119//--><!]]></script></div><div id="footer"> 120<p class="apache">Copyright 2013 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> 121<p class="menu"><a href="/mod/">Modules</a> | <a href="/mod/directives.html">Directives</a> | <a href="http://wiki.apache.org/httpd/FAQ">FAQ</a> | <a href="/glossary.html">Glossary</a> | <a href="/sitemap.html">Sitemap</a></p></div><script type="text/javascript"><!--//--><![CDATA[//><!-- 122if (typeof(prettyPrint) !== 'undefined') { 123 prettyPrint(); 124} 125//--><!]]></script> 126</body></html>