diff options
| author | Joe Orton <jorton@apache.org> | 2020-08-19 09:31:23 +0200 |
|---|---|---|
| committer | Joe Orton <jorton@apache.org> | 2020-08-19 09:31:23 +0200 |
| commit | 7f6aec2cf7fb0caaa93dc98e25968d58b60107fd (patch) | |
| tree | 2218e4fdf202d9781910e0218b690acbdc92a0d5 /docs/manual/mod/mod_cache_disk.html.en | |
| parent | Follow up to r1880368 by adjusting en.xml to match lang-targets.xml. (diff) | |
| download | apache2-7f6aec2cf7fb0caaa93dc98e25968d58b60107fd.tar.xz apache2-7f6aec2cf7fb0caaa93dc98e25968d58b60107fd.zip | |
Follow up to r1880368 and r1880980:
Complete move to .en.utf8 suffixes in two steps:
1. From fresh checkout, renamed all existing files:
$ for f in *.html.en */*.html.en; do svn mv $f $f.utf8; done
2. Ran "./build.sh all" which also regenerates the typemaps.
[skip ci]
git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1880982 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'docs/manual/mod/mod_cache_disk.html.en')
| -rw-r--r-- | docs/manual/mod/mod_cache_disk.html.en | 292 |
1 files changed, 0 insertions, 292 deletions
diff --git a/docs/manual/mod/mod_cache_disk.html.en b/docs/manual/mod/mod_cache_disk.html.en deleted file mode 100644 index dfc83cac2e..0000000000 --- a/docs/manual/mod/mod_cache_disk.html.en +++ /dev/null @@ -1,292 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<!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> -<meta content="text/html; charset=UTF-8" http-equiv="Content-Type" /> -<!-- - XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX - This file is generated from xml source: DO NOT EDIT - XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX - --> -<title>mod_cache_disk - Apache HTTP Server Version 2.5</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 rel="stylesheet" type="text/css" href="../style/css/prettify.css" /> -<script src="../style/scripts/prettify.min.js" type="text/javascript"> -</script> - -<link href="../images/favicon.ico" rel="shortcut icon" /></head> -<body> -<div id="page-header"> -<p class="menu"><a href="../mod/">Modules</a> | <a href="../mod/quickreference.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> -<p class="apache">Apache HTTP Server Version 2.5</p> -<img alt="" src="../images/feather.png" /></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 2.5</a> > <a href="./">Modules</a></div> -<div id="page-content"> -<div id="preamble"><h1>Apache Module mod_cache_disk</h1> -<div class="toplang"> -<p><span>Available Languages: </span><a href="../en/mod/mod_cache_disk.html" title="English"> en </a> | -<a href="../fr/mod/mod_cache_disk.html" hreflang="fr" rel="alternate" title="Français"> fr </a> | -<a href="../ja/mod/mod_cache_disk.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | -<a href="../ko/mod/mod_cache_disk.html" hreflang="ko" rel="alternate" title="Korean"> ko </a></p> -</div> -<table class="module"><tr><th><a href="module-dict.html#Description">Description:</a></th><td>Disk based storage module for the HTTP caching filter.</td></tr> -<tr><th><a href="module-dict.html#Status">Status:</a></th><td>Extension</td></tr> -<tr><th><a href="module-dict.html#ModuleIdentifier">Module Identifier:</a></th><td>cache_disk_module</td></tr> -<tr><th><a href="module-dict.html#SourceFile">Source File:</a></th><td>mod_cache_disk.c</td></tr></table> -<h3>Summary</h3> - - <p><code class="module"><a href="../mod/mod_cache_disk.html">mod_cache_disk</a></code> implements a disk based storage - manager for <code class="module"><a href="../mod/mod_cache.html">mod_cache</a></code>.</p> - - <p>The headers and bodies of cached responses are stored separately on - disk, in a directory structure derived from the md5 hash of the cached - URL.</p> - - <p>Multiple content negotiated responses can be stored concurrently, - however the caching of partial content is not yet supported by this - module.</p> - - <p>Atomic cache updates to both header and body files are achieved - without the need for locking by storing the device and inode numbers of - the body file within the header file. This has the side effect that - cache entries manually moved into the cache will be ignored.</p> - - <p>The <code class="program"><a href="../programs/htcacheclean.html">htcacheclean</a></code> tool is provided to list cached - URLs, remove cached URLs, or to maintain the size of the disk cache - within size and/or inode limits. The tool can be run on demand, or - can be daemonized to offer continuous monitoring of directory sizes.</p> - - <div class="note"><h3>Note:</h3> - <p><code class="module"><a href="../mod/mod_cache_disk.html">mod_cache_disk</a></code> requires the services of - <code class="module"><a href="../mod/mod_cache.html">mod_cache</a></code>, which must be - loaded before mod_cache_disk.</p> - </div> - <div class="note"><h3>Note:</h3> - <p><code class="module"><a href="../mod/mod_cache_disk.html">mod_cache_disk</a></code> uses the sendfile feature to - serve files from the cache when supported by the platform, and - when enabled with <code class="directive"><a href="../mod/core.html#enablesendfile">EnableSendfile</a></code>. - However, per-directory and .htaccess configuration of - <code class="directive"><a href="../mod/core.html#enablesendfile">EnableSendfile</a></code> are ignored by - <code class="module"><a href="../mod/mod_cache_disk.html">mod_cache_disk</a></code> as the corresponding settings are not - available to the module when a request is being served from the - cache.</p> - </div> -</div> -<div id="quickview"><h3 class="directives">Directives</h3> -<ul id="toc"> -<li><img alt="" src="../images/down.gif" /> <a href="#cachedirlength">CacheDirLength</a></li> -<li><img alt="" src="../images/down.gif" /> <a href="#cachedirlevels">CacheDirLevels</a></li> -<li><img alt="" src="../images/down.gif" /> <a href="#cachemaxfilesize">CacheMaxFileSize</a></li> -<li><img alt="" src="../images/down.gif" /> <a href="#cacheminfilesize">CacheMinFileSize</a></li> -<li><img alt="" src="../images/down.gif" /> <a href="#cachereadsize">CacheReadSize</a></li> -<li><img alt="" src="../images/down.gif" /> <a href="#cachereadtime">CacheReadTime</a></li> -<li><img alt="" src="../images/down.gif" /> <a href="#cacheroot">CacheRoot</a></li> -</ul> -<h3>Bugfix checklist</h3><ul class="seealso"><li><a href="https://www.apache.org/dist/httpd/CHANGES_2.4">httpd changelog</a></li><li><a href="https://bz.apache.org/bugzilla/buglist.cgi?bug_status=__open__&list_id=144532&product=Apache%20httpd-2&query_format=specific&order=changeddate%20DESC%2Cpriority%2Cbug_severity&component=mod_cache_disk">Known issues</a></li><li><a href="https://bz.apache.org/bugzilla/enter_bug.cgi?product=Apache%20httpd-2&component=mod_cache_disk">Report a bug</a></li></ul><h3>See also</h3> -<ul class="seealso"> -<li><code class="module"><a href="../mod/mod_cache.html">mod_cache</a></code></li> -<li><code class="module"><a href="../mod/mod_cache_socache.html">mod_cache_socache</a></code></li> -<li><a href="../caching.html">Caching Guide</a></li> -<li><a href="#comments_section">Comments</a></li></ul></div> - -<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> -<div class="directive-section"><h2><a name="CacheDirLength" id="CacheDirLength">CacheDirLength</a> <a name="cachedirlength" id="cachedirlength">Directive</a> <a title="Permanent link" href="#cachedirlength" class="permalink">¶</a></h2> -<table class="directive"> -<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>The number of characters in subdirectory names</td></tr> -<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>CacheDirLength <var>length</var></code></td></tr> -<tr><th><a href="directive-dict.html#Default">Default:</a></th><td><code>CacheDirLength 2</code></td></tr> -<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host</td></tr> -<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> -<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_cache_disk</td></tr> -</table> - <p>The <code class="directive">CacheDirLength</code> directive sets the number - of characters for each subdirectory name in the cache hierarchy. It can - be used in conjunction with <code class="directive">CacheDirLevels</code> to - determine the approximate structure of your cache hierarchy.</p> - <p>A high value for <code class="directive">CacheDirLength</code> combined - with a low value for <code class="directive">CacheDirLevels</code> will result in - a relatively flat hierarchy, with a large number of subdirectories at each - level.</p> - - <div class="note"> - <p>The result of <code class="directive"><a href="#cachedirlevels">CacheDirLevels</a></code>* <code class="directive">CacheDirLength</code> - must not be higher than 20.</p> - </div> - - -</div> -<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> -<div class="directive-section"><h2><a name="CacheDirLevels" id="CacheDirLevels">CacheDirLevels</a> <a name="cachedirlevels" id="cachedirlevels">Directive</a> <a title="Permanent link" href="#cachedirlevels" class="permalink">¶</a></h2> -<table class="directive"> -<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>The number of levels of subdirectories in the -cache.</td></tr> -<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>CacheDirLevels <var>levels</var></code></td></tr> -<tr><th><a href="directive-dict.html#Default">Default:</a></th><td><code>CacheDirLevels 2</code></td></tr> -<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host</td></tr> -<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> -<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_cache_disk</td></tr> -</table> - <p>The <code class="directive">CacheDirLevels</code> directive sets the number - of subdirectory levels in the cache. Cached data will be saved this - many directory levels below the <code class="directive"><a href="#cacheroot">CacheRoot</a></code> directory.</p> - <p>A high value for <code class="directive">CacheDirLevels</code> combined - with a low value for <code class="directive">CacheDirLength</code> will result in - a relatively deep hierarchy, with a small number of subdirectories at each - level.</p> - - <div class="note"> - <p>The result of <code class="directive">CacheDirLevels</code>* - <code class="directive"><a href="#cachedirlength">CacheDirLength</a></code> must - not be higher than 20.</p> - </div> - - -</div> -<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> -<div class="directive-section"><h2><a name="CacheMaxFileSize" id="CacheMaxFileSize">CacheMaxFileSize</a> <a name="cachemaxfilesize" id="cachemaxfilesize">Directive</a> <a title="Permanent link" href="#cachemaxfilesize" class="permalink">¶</a></h2> -<table class="directive"> -<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>The maximum size (in bytes) of a document to be placed in the -cache</td></tr> -<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>CacheMaxFileSize <var>bytes</var></code></td></tr> -<tr><th><a href="directive-dict.html#Default">Default:</a></th><td><code>CacheMaxFileSize 1000000</code></td></tr> -<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host, directory, .htaccess</td></tr> -<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> -<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_cache_disk</td></tr> -</table> - <p>The <code class="directive">CacheMaxFileSize</code> directive sets the - maximum size, in bytes, for a document to be considered for storage in - the cache.</p> - - <pre class="prettyprint lang-config">CacheMaxFileSize 64000</pre> - - -</div> -<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> -<div class="directive-section"><h2><a name="CacheMinFileSize" id="CacheMinFileSize">CacheMinFileSize</a> <a name="cacheminfilesize" id="cacheminfilesize">Directive</a> <a title="Permanent link" href="#cacheminfilesize" class="permalink">¶</a></h2> -<table class="directive"> -<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>The minimum size (in bytes) of a document to be placed in the -cache</td></tr> -<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>CacheMinFileSize <var>bytes</var></code></td></tr> -<tr><th><a href="directive-dict.html#Default">Default:</a></th><td><code>CacheMinFileSize 1</code></td></tr> -<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host, directory, .htaccess</td></tr> -<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> -<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_cache_disk</td></tr> -</table> - <p>The <code class="directive">CacheMinFileSize</code> directive sets the - minimum size, in bytes, for a document to be considered for storage - in the cache.</p> - - <pre class="prettyprint lang-config">CacheMinFileSize 64</pre> - - -</div> -<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> -<div class="directive-section"><h2><a name="CacheReadSize" id="CacheReadSize">CacheReadSize</a> <a name="cachereadsize" id="cachereadsize">Directive</a> <a title="Permanent link" href="#cachereadsize" class="permalink">¶</a></h2> -<table class="directive"> -<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>The minimum size (in bytes) of the document to read and be cached - before sending the data downstream</td></tr> -<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>CacheReadSize <var>bytes</var></code></td></tr> -<tr><th><a href="directive-dict.html#Default">Default:</a></th><td><code>CacheReadSize 0</code></td></tr> -<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host, directory, .htaccess</td></tr> -<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> -<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_cache_disk</td></tr> -</table> - <p>The <code class="directive">CacheReadSize</code> directive sets the - minimum amount of data, in bytes, to be read from the backend before the - data is sent to the client. The default of zero causes all data read of - any size to be passed downstream to the client immediately as it arrives. - Setting this to a higher value causes the disk cache to buffer at least - this amount before sending the result to the client. This can improve - performance when caching content from a reverse proxy.</p> - - <p>This directive only takes effect when the data is being saved to the - cache, as opposed to data being served from the cache.</p> - - <pre class="prettyprint lang-config">CacheReadSize 102400</pre> - - -</div> -<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> -<div class="directive-section"><h2><a name="CacheReadTime" id="CacheReadTime">CacheReadTime</a> <a name="cachereadtime" id="cachereadtime">Directive</a> <a title="Permanent link" href="#cachereadtime" class="permalink">¶</a></h2> -<table class="directive"> -<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>The minimum time (in milliseconds) that should elapse while reading - before data is sent downstream</td></tr> -<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>CacheReadTime <var>milliseconds</var></code></td></tr> -<tr><th><a href="directive-dict.html#Default">Default:</a></th><td><code>CacheReadTime 0</code></td></tr> -<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host, directory, .htaccess</td></tr> -<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> -<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_cache_disk</td></tr> -</table> - <p>The <code class="directive">CacheReadTime</code> directive sets the minimum amount - of elapsed time that should pass before making an attempt to send data - downstream to the client. During the time period, data will be buffered - before sending the result to the client. This can improve performance when - caching content from a reverse proxy.</p> - - <p>The default of zero disables this option.</p> - - <p>This directive only takes effect when the data is being saved to the - cache, as opposed to data being served from the cache. It is recommended - that this option be used alongside the - <code class="directive"><a href="#cachereadsize">CacheReadSize</a></code> directive to - ensure that the server does not buffer excessively should data arrive faster - than expected.</p> - - <pre class="prettyprint lang-config">CacheReadTime 1000</pre> - - -</div> -<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> -<div class="directive-section"><h2><a name="CacheRoot" id="CacheRoot">CacheRoot</a> <a name="cacheroot" id="cacheroot">Directive</a> <a title="Permanent link" href="#cacheroot" class="permalink">¶</a></h2> -<table class="directive"> -<tr><th><a href="directive-dict.html#Description">Description:</a></th><td>The directory root under which cache files are -stored</td></tr> -<tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code>CacheRoot <var>directory</var></code></td></tr> -<tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host</td></tr> -<tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> -<tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_cache_disk</td></tr> -</table> - <p>The <code class="directive">CacheRoot</code> directive defines the name of - the directory on the disk to contain cache files. If the <code class="module"><a href="../mod/mod_cache_disk.html">mod_cache_disk</a></code> module has been loaded or compiled in to the - Apache server, this directive <em>must</em> be defined. Failing to - provide a value for <code class="directive">CacheRoot</code> will result in - a configuration file processing error. The <code class="directive"><a href="#cachedirlevels">CacheDirLevels</a></code> and <code class="directive"><a href="#cachedirlength">CacheDirLength</a></code> directives define - the structure of the directories under the specified root directory.</p> - - <pre class="prettyprint lang-config">CacheRoot c:/cacheroot</pre> - - -</div> -</div> -<div class="bottomlang"> -<p><span>Available Languages: </span><a href="../en/mod/mod_cache_disk.html" title="English"> en </a> | -<a href="../fr/mod/mod_cache_disk.html" hreflang="fr" rel="alternate" title="Français"> fr </a> | -<a href="../ja/mod/mod_cache_disk.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | -<a href="../ko/mod/mod_cache_disk.html" hreflang="ko" rel="alternate" title="Korean"> ko </a></p> -</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 by our moderators if they are either implemented or considered invalid/off-topic. 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