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<title>mod_cache - Apache HTTP ������</title>
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<p class="menu"><a href="/mod/">�⥸�塼��</a> | <a href="/mod/directives.html">�ǥ��쥯�ƥ���</a> | <a href="/faq/">FAQ</a> | <a href="/glossary.html">�Ѹ�</a> | <a href="/sitemap.html">�����ȥޥå�</a></p>
<p class="apache">Apache HTTP ������ ������� 2.1</p>
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<div class="up"><a href="./"><img title="&lt;-" alt="&lt;-" src="/images/left.gif" /></a></div>
<div id="path">
<a href="http://www.apache.org/">Apache</a> &gt; <a href="http://httpd.apache.org/">HTTP ������</a> &gt; <a href="http://httpd.apache.org/docs-project/">�ɥ�����ơ������</a> &gt; <a href="../">�С������ 2.1</a> &gt; <a href="./">�⥸�塼��</a></div>
<div id="page-content">
<div id="preamble"><h1>Apache �⥸�塼�� mod_cache</h1>
<div class="toplang">
<p><span>Available Languages: </span><a href="/en/mod/mod_cache.html" hreflang="en" rel="alternate" title="English">&nbsp;en&nbsp;</a> |
<a href="/ja/mod/mod_cache.html" title="Japanese">&nbsp;ja&nbsp;</a> |
<a href="/ko/mod/mod_cache.html" hreflang="ko" rel="alternate" title="Korean">&nbsp;ko&nbsp;</a></p>
</div>
<div class="outofdate">This translation may be out of date. Check the
English version for recent changes.</div>
<table class="module"><tr><th><a href="module-dict.html#Description">����:</a></th><td>URI �򥭡��ˤ�������ƥ�ĤΥ���å���</td></tr>
<tr><th><a href="module-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="module-dict.html#ModuleIdentifier">�⥸�塼�뼱�̻�:</a></th><td>cache_module</td></tr>
<tr><th><a href="module-dict.html#SourceFile">�������ե�����:</a></th><td>mod_cache.c</td></tr></table>
<h3>����</h3>
<div class="warning">
����ϼ¸�Ū�ʥ⥸�塼��Ǥ���ʸ���ޤ���ȯ��Ǥ�...
</div>
<p><code class="module"><a href="/mod/mod_cache.html">mod_cache</a></code> �ϥ?����Υ���ƥ�Ĥ�ץ?�����줿
����ƥ�Ĥ򥭥�å��夹�뤿��˻Ȥ��� <a href="http://www.ietf.org/rfc/rfc2616.txt">RFC 2616</a> ����
HTTP ����ƥ�ĥ���å����������Ƥ��ޤ���<code class="module"><a href="/mod/mod_cache.html">mod_cache</a></code>
��ư��ˤϥ��ȥ졼��������⥸�塼�뤬ɬ�פǤ���ɸ��
Apache ���ۤˤ���ĥ��ȥ졼������⥸�塼�뤬�ޤޤ�Ƥ��ޤ�:</p>
<dl>
<dt><code class="module"><a href="/mod/mod_disk_cache.html">mod_disk_cache</a></code></dt>
<dd>�ǥ���������Ѥ������ȥ졼�������������Ƥ��ޤ���</dd>
<dt><code class="module"><a href="/mod/mod_mem_cache.html">mod_mem_cache</a></code></dt>
<dd>�������Ѥ������ȥ졼�������������Ƥ��ޤ���
<code class="module"><a href="/mod/mod_mem_cache.html">mod_mem_cache</a></code> �ϼ�����ĤΥ⡼�ɤΤɤ��餫��ư���
�褦������Ǥ��ޤ�: �����ץ󤵤�Ƥ���ե����뵭�һҤ򥭥�å��夹��⡼�ɤ���
�ҡ��׾�ǤΥ��֥������Ȥμ��Τ򥭥�å���򤹤�⡼�ɤǤ���
<code class="module"><a href="/mod/mod_mem_cache.html">mod_mem_cache</a></code> �ϥ?�������������륳��ƥ�Ĥ䡢
<code class="module"><a href="/mod/mod_proxy.html">mod_proxy</a></code> ��
<code class="directive"><a href="/mod/mod_proxy.html#proxypass">ProxyPass</a></code> ��Ȥä����ꤵ��Ƥ���
�Ȥ��� (�Ĥޤ�<dfn>��С����ץ?��</dfn> �Ǥ�) �Хå�����ɥ����Ф�
����ƥ�Ĥ򥭥�å��夹��Τ˻Ȥ��ޤ���</dd>
</dl>
<p>����ƥ�ĤΥ���å���ؤ���¸�ȼ����� URI �˴�Ť����������Ȥ��ޤ���
���������ݸ�Τ������Ƥ��륳��ƥ�Ĥϥ���å��夵��ޤ���</p>
</div>
<div id="quickview"><h3 class="directives">�ǥ��쥯�ƥ���</h3>
<ul id="toc">
<li><img alt="" src="/images/down.gif" /> <a href="#cachedefaultexpire">CacheDefaultExpire</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#cachedisable">CacheDisable</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#cacheenable">CacheEnable</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#cacheforcecompletion">CacheForceCompletion</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#cacheignorecachecontrol">CacheIgnoreCacheControl</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#cacheignoreheaders">CacheIgnoreHeaders</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#cacheignorenolastmod">CacheIgnoreNoLastMod</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#cachelastmodifiedfactor">CacheLastModifiedFactor</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#cachemaxexpire">CacheMaxExpire</a></li>
</ul>
<h3>�ȥԥå�</h3>
<ul id="topics">
<li><img alt="" src="/images/down.gif" /> <a href="#related">��Ϣ�⥸�塼��ȥǥ��쥯�ƥ���</a></li>
<li><img alt="" src="/images/down.gif" /> <a href="#sampleconf">����ץ�����</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="related" id="related">��Ϣ�⥸�塼��ȥǥ��쥯�ƥ���</a></h2>
<table class="related"><tr><th>��Ϣ�⥸�塼��</th><th>��Ϣ�ǥ��쥯�ƥ���</th></tr><tr><td><ul><li><code class="module"><a href="/mod/mod_disk_cache.html">mod_disk_cache</a></code></li><li><code class="module"><a href="/mod/mod_mem_cache.html">mod_mem_cache</a></code></li></ul></td><td><ul><li><code class="directive"><a href="/mod/mod_disk_cache.html#cacheroot">CacheRoot</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachesize">CacheSize</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachegcinterval">CacheGcInterval</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachedirlevels">CacheDirLevels</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachedirlength">CacheDirLength</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cacheexpirycheck">CacheExpiryCheck</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cacheminfilesize">CacheMinFileSize</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachemaxfilesize">CacheMaxFileSize</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachetimemargin">CacheTimeMargin</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachegcdaily">CacheGcDaily</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachegcunused">CacheGcUnused</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachegcclean">CacheGcClean</a></code></li><li><code class="directive"><a href="/mod/mod_disk_cache.html#cachegcmemusage">CacheGcMemUsage</a></code></li><li><code class="directive"><a href="/mod/mod_mem_cache.html#mcachesize">MCacheSize</a></code></li><li><code class="directive"><a href="/mod/mod_mem_cache.html#mcachemaxobjectcount">MCacheMaxObjectCount</a></code></li><li><code class="directive"><a href="/mod/mod_mem_cache.html#mcacheminobjectsize">MCacheMinObjectSize</a></code></li><li><code class="directive"><a href="/mod/mod_mem_cache.html#mcachemaxobjectsize">MCacheMaxObjectSize</a></code></li><li><code class="directive"><a href="/mod/mod_mem_cache.html#mcacheremovalalgorithm">MCacheRemovalAlgorithm</a></code></li><li><code class="directive"><a href="/mod/mod_mem_cache.html#mcachemaxstreamingbuffer">MCacheMaxStreamingBuffer</a></code></li></ul></td></tr></table>
</div><div class="top"><a href="#page-header"><img alt="top" src="/images/up.gif" /></a></div>
<div class="section">
<h2><a name="sampleconf" id="sampleconf">����ץ�����</a></h2>
<div class="example"><h3>Sample httpd.conf</h3><p><code>
#<br />
# Sample Cache Configuration<br />
#<br />
LoadModule cache_module modules/mod_cache.so<br />
<br />
&lt;IfModule mod_cache.c&gt;<br />
<span class="indent">
#LoadModule disk_cache_module modules/mod_disk_cache.so<br />
# If you want to use mod_disk_cache instead of mod_mem_cache,
# uncomment the line above and comment out the LoadModule line below.
&lt;IfModule mod_disk_cache.c&gt;<br />
<span class="indent">
CacheRoot c:/cacheroot<br />
CacheSize 256<br />
CacheEnable disk /<br />
CacheDirLevels 5<br />
CacheDirLength 3<br />
</span>
&lt;/IfModule&gt; <br />
<br />
LoadModule mem_cache_module modules/mod_mem_cache.so<br />
&lt;IfModule mod_mem_cache.c&gt;<br />
<span class="indent">
CacheEnable mem /<br />
MCacheSize 4096<br />
MCacheMaxObjectCount 100<br />
MCacheMinObjectSize 1<br />
MCacheMaxObjectSize 2048<br />
</span>
&lt;/IfModule&gt;<br />
</span>
&lt;/IfModule&gt;
</code></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="CacheDefaultExpire" id="CacheDefaultExpire">CacheDefaultExpire</a> <a name="cachedefaultexpire" id="cachedefaultexpire">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>������ꤵ��Ƥ��ʤ��Ȥ��˥ɥ�����Ȥ򥭥�å��夹��ǥե���Ȥδ��</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheDefaultExpire <var>seconds</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">�ǥե����:</a></th><td><code>CacheDefaultExpire 3600 (1����)</code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p><code class="directive">CacheDefaultExpire</code> �ǥ��쥯�ƥ��֤ϥɥ�����Ȥ�
���� (expiry) ��ǽ��������� (last-modified) �����ꤵ��Ƥ��ʤ�����
�ǥե���Ȥλ��֤���ꤷ�ޤ���<code class="directive">CacheMaxExpire</code>
�ǥ��쥯�ƥ��֤ǻ��ꤵ�줿�ͤϤ����������<em>���ޤ���</em>��</p>
<div class="example"><p><code>
CacheDefaultExpire 86400
</code></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="CacheDisable" id="CacheDisable">CacheDisable</a> <a name="cachedisable" id="cachedisable">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>����� URL �򥭥�å��夷�ʤ�</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheDisable <var> url-string</var></code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p><code class="directive">CacheDisable</code> �ǥ��쥯�ƥ��֤�
<code class="module"><a href="/mod/mod_cache.html">mod_cache</a></code> �⥸�塼�뤬 <var>url-string</var> �ʲ���
URL �򥭥�å���<em>���ʤ�</em>�褦�ˤ��ޤ���</p>
<div class="example"><h3>��</h3><p><code>
CacheDisable /local_files
</code></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="CacheEnable" id="CacheEnable">CacheEnable</a> <a name="cacheenable" id="cacheenable">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>���ꤷ�����ȥ졼���������ȤäƤΥ���å����ͭ��ˤ���</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheEnable <var>cache_type</var> <var>url-string</var></code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p><code class="directive">CacheEnable</code> �ǥ��쥯�ƥ��֤� <code class="module"><a href="/mod/mod_cache.html">mod_cache</a></code>
�⥸�塼�뤬 <var>url-string</var> �ʲ��� URL �򥭥�å��夹��褦�ˤ��ޤ���
����å��她�ȥ졼��������� <var>cache_type</var> ����ǻ��ꤷ�ޤ���
<var>cache_type</var> <code> mem</code> �ǡ�
<code class="module"><a href="/mod/mod_mem_cache.html">mod_mem_cache</a></code> �Ǽ�������Ƥ�������Ȥä����ȥ졼��
�������Ȥ��褦�� <code class="module"><a href="/mod/mod_cache.html">mod_cache</a></code> �˻ؼ����ޤ���
<var>cache_type</var> <code>disk</code> �ǡ�
<code class="module"><a href="/mod/mod_disk_cache.html">mod_disk_cache</a></code> �Ǽ�������Ƥ���ǥ�������Ȥä����ȥ졼��
�����Ȥ��褦�� <code class="module"><a href="/mod/mod_cache.html">mod_cache</a></code> �˻ؼ����ޤ���
<var>cache_type</var> <code>fd</code> �� <code class="module"><a href="/mod/mod_cache.html">mod_cache</a></code> ��
<code class="module"><a href="/mod/mod_mem_cache.html">mod_mem_cache</a></code> �ˤ���������Ƥ���ե����뵭�һҤ�
����å����Ȥ��褦�˻ؼ����ޤ���</p>
<p>(������Τ褦��) <code class="directive">CacheEnable</code> �ǥ��쥯�ƥ��֤�
URL ���֤���ʣ���Ƥ���Ȥ��ϡ��������륹�ȥ졼������˻�ơ�
�ºݤ˥ꥯ�����Ȥν���Ǥ���ȡ�������ǽ���ޤ���
���ȥ졼��������¹Ԥ������֤�����ե��������
<code class="directive">CacheEnable</code> �ν��֤ˤ����ꤵ��ޤ���</p>
<div class="example"><p><code>
CacheEnable mem /manual<br />
CacheEnable fd /images<br />
CacheEnable disk /<br />
</code></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="CacheForceCompletion" id="CacheForceCompletion">CacheForceCompletion</a> <a name="cacheforcecompletion" id="cacheforcecompletion">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>�ꥯ�����Ȥ�����󥻥뤵��Ƥ⥭��å����λ���뤫�ɤ�����
��������줿�ɥ�����Ȥγ�����ꤹ�롣</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheForceCompletion <var>Percentage</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">�ǥե����:</a></th><td><code>CacheForceCompletion 60</code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p>�̾������å��夵��ƥ��饤����Ȥ������Ƥ�������
�ꥯ�����Ȥ�����󥻥뤵���ȡ�����ν������ߤ���ơ�����å����
����ȥ�����ޤ���<code class="directive">CacheForceCompletion</code>
�ǥ��쥯�ƥ��֤ϡ��ꥯ�����Ȥ�����󥻥뤵��Ƥ⡢����å�������
��λ�ޤ�³���뤫�ɤ����Τ������ͤ���ꤷ�ޤ���</p>
<p>�������ͤ� <code>1</code> �� <code>100</code> �δ֤ǻ��ꤹ��
���Ǥ���<code>0</code> �Ǥϥǥե���Ȥ��Ȥ��ޤ���
<code>100</code> �Ǥϡ���������������λ�����ɥ�����ȤΤߤ�
����å��夷�ޤ���60 ���� 90 �δ֤��ͤ��侩�ͤǤ���</p>
<div class="example"><p><code>
CacheForceCompletion 80
</code></p></div>
<div class="warning"><h3>��:</h3>
���ε�ǽ�ϸ������Ǥϼ��������<em>���ޤ���</em>��
</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="CacheIgnoreCacheControl" id="CacheIgnoreCacheControl">CacheIgnoreCacheControl</a> <a name="cacheignorecachecontrol" id="cacheignorecachecontrol">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>���饤����Ȥ�����ƥ�Ĥ򥭥�å��夷�ʤ��褦�˻ؼ����Ƥ�̵�뤹�롣</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheIgnoreCacheControl On|Off</code></td></tr>
<tr><th><a href="directive-dict.html#Default">�ǥե����:</a></th><td><code>CacheIgnoreCacheControl Off</code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p>no-cache �إå��� no-store �إå��Τ���ɥ�����Ȥ��̾省��å���
����ޤ���<code class="directive">CacheIgnoreCacheControl</code> �ǥ��쥯�ƥ���
�Ǥ���ư����??Ǥ���褦�ˤʤ�ޤ���
<code class="directive">CacheIgnoreCacheControl</code> On �Ȥ���ȥ����Ф�
�ɥ�����Ȥ� no-cache �� no-store �إå������ä��Ȥ��Ƥ�ɥ�����Ȥ�
����å��夹��褦�˻ؼ����ޤ���ǧ�ڤ�ɬ�פȤ���ɥ�����Ȥ�<em>�褷��</em>
����å��夵��ޤ���</p>
<div class="example"><p><code>
CacheIgnoreCacheControl On
</code></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="CacheIgnoreHeaders" id="CacheIgnoreHeaders">CacheIgnoreHeaders</a> <a name="cacheignoreheaders" id="cacheignoreheaders">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>���ꤵ�줿 HTTP �إå��򥭥�å������¸���ʤ���
</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheIgnoreHeaders <var>header-string</var> [<var>header-string</var>] ...</code></td></tr>
<tr><th><a href="directive-dict.html#Default">�ǥե����:</a></th><td><code>CacheIgnoreHeaders None</code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p>RFC 2616 �ˤ��ȡ�hop-by-hop HTTP �إå��ϥ���å���ˤ��ݴɤ���ޤ���
�ʲ��Υإå��� hop-by-hop �إå��˳������ޤ��Τǡ�
<code class="directive">CacheIgnoreHeaders</code>
�������<em>�ط��ʤ�</em>����å���ˤ��ݴɤ���ޤ���:</p>
<ul>
<li><code>Connection</code></li>
<li><code>Keep-Alive</code></li>
<li><code>Proxy-Authenticate</code></li>
<li><code>Proxy-Authorization</code></li>
<li><code>TE</code></li>
<li><code>Trailers</code></li>
<li><code>Transfer-Encoding</code></li>
<li><code>Upgrade</code></li>
</ul>
<p><code class="directive">CacheIgnoreHeaders</code> ��
����å�����ݴɤ��ʤ��ɲä� HTTP �إå�����ꤷ�ޤ���
�㤨�С����å����򥭥�å�����ݴɤ��ʤ��褦�ˤ�����褤����
����Ǥ��礦��</p>
<p><code class="directive">CacheIgnoreHeaders</code> �ΰ���ϡ�
����å�����ݴɤ��ʤ� HTTP �إå��������ڤ�ˤ����ꥹ�ȷ����Ǥ���
����å�����ݴɤ��ʤ��إå��� hop-by-hop �إå������ξ��
(RFC 2616 ����ư��ΤȤ�) �ϡ�
<code class="directive">CacheIgnoreHeaders</code> �� <code>None</code>
������Ǥ��ޤ���</p>
<div class="example"><h3>�� 1</h3><p><code>
CacheIgnoreHeaders Set-Cookie
</code></p></div>
<div class="example"><h3>�� 2</h3><p><code>
CacheIgnoreHeaders None
</code></p></div>
<div class="warning"><h3>�ٹ�:</h3>
<code>Expires</code> �Τ褦��Ŭ�ڤΥ���å������Τ����ɬ�פ�
�إå��� <code class="directive">CacheIgnoreHeaders</code> ������ˤ��
�ݴɤ���Ƥ��ʤ��Ȥ��ϡ�mod_cache ��ư����������Ƥ��ޤ���
</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="CacheIgnoreNoLastMod" id="CacheIgnoreNoLastMod">CacheIgnoreNoLastMod</a> <a name="cacheignorenolastmod" id="cacheignorenolastmod">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>����� Last Modified ��̵���Ƥⵤ�ˤ��ʤ��褦�ˤ���</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheIgnoreNoLastMod On|Off</code></td></tr>
<tr><th><a href="directive-dict.html#Default">�ǥե����:</a></th><td><code>CacheIgnoreNoLastMod Off</code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p>�̾Last-Modified �ˤ��ǽ����������̵���ɥ�����Ȥϥ���å���
����ޤ���(�㤨�� <code class="module"><a href="/mod/mod_include.html">mod_include</a></code> �ˤ�����ΤȤ��ʤɤ�)
Last-Modified ���郎�õ�줿�ꡢ���⤽��ǽ餫���󶡤���Ƥ��ʤ�
����������ޤ���<code class="directive">CacheIgnoreNoLastMod</code> �ǥ��쥯�ƥ��֤�
Last-Modified ��������ꤵ��Ƥ��ʤ��ɥ�����ȤǤ⡢����̵����
����å��夹��褦�˻��ꤹ�뤳�Ȥ��Ǥ��ޤ����ɥ�����Ȥ�
�ǽ��������� (Last-Modified) ���� (expiry) ���ʤ����ϡ������
������ <code class="directive">CacheDefaultExpire</code> ���Ȥ��ޤ���</p>
<div class="example"><p><code>
CacheIgnoreNoLastMod On
</code></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="CacheLastModifiedFactor" id="CacheLastModifiedFactor">CacheLastModifiedFactor</a> <a name="cachelastmodifiedfactor" id="cachelastmodifiedfactor">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>LastModified �����դ˴�Ť��� Expiry �����դ�׻����뤿��νŤߤ�
���ꤹ��
</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheLastModifiedFactor <var>float</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">�ǥե����:</a></th><td><code>CacheLastModifiedFactor 0.1</code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p>�ɥ�����Ȥ� Last-Modified �����դ�̵������ɤ� Expiry �����դ�
����Ȥ����Ȥ��ˡ�Expiry ���ǽ��������狼��ηв���֤Ȥ��Ʒ׻�����
�褦�ˤǤ��ޤ���Expiry ��򼡤η׻����˽��ä���������ΤǤ�����
���ΤȤ��˻Ȥ��� <var>factor</var> ��
<code class="directive">CacheLastModifiedFactor</code> �ǥ��쥯�ƥ��֤ǻ��ꤷ�ޤ���
</p>
<p><code>expiry-period = time-since-last-modified-date * <var>factor</var>
expiry-date = current-date + expiry-period</code></p>
<p>�㤨�С��ɥ�����Ȥ� 10 �������˺Ǹ�˽�������Ƥ��ơ�
<var>factor</var> �� 0.1 �Ǥ���С������ 10*0.1 = 1 ���֤�
���ꤵ��ޤ������߻��郎 3:00pm �Ǥ���С��׻����줿�����
3:00pm + 1hour = 4:00pm �ˤʤ�ޤ���</p>
<p>���� <code class="directive">CacheMaxExpire</code> �����ꤵ��Ƥ�����
����礭���ʤäƤ��ޤäƤ�����ϡ�<code class="directive">CacheMaxExpire</code>
�������ͤ�ͥ�褵��ޤ���</p>
<div class="example"><p><code>
CacheLastModifiedFactor 0.5
</code></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="CacheMaxExpire" id="CacheMaxExpire">CacheMaxExpire</a> <a name="cachemaxexpire" id="cachemaxexpire">�ǥ��쥯�ƥ���</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">����:</a></th><td>�ɥ�����Ȥ򥭥�å��夹�������֤��ÿ��Ǹ��������</td></tr>
<tr><th><a href="directive-dict.html#Syntax">��ʸ:</a></th><td><code>CacheMaxExpire <var>seconds</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">�ǥե����:</a></th><td><code>CacheMaxExpire 86400 (����)</code></td></tr>
<tr><th><a href="directive-dict.html#Context">����ƥ�����:</a></th><td>����������ե�����, �С������ۥ���</td></tr>
<tr><th><a href="directive-dict.html#Status">���ơ�����:</a></th><td>Experimental</td></tr>
<tr><th><a href="directive-dict.html#Module">�⥸�塼��:</a></th><td>mod_cache</td></tr>
</table>
<p><code class="directive">CacheMaxExpire</code> �ǥ��쥯�ƥ��֤ϡ�
����å��夹�� HTTP �ɥ�����Ȥ򡢸��Υ������䤤��碌�ʤ��ޤ޺��粿��
�ݻ�Ƥ�褤������ꤷ�ޤ����Ĥޤꡢ�ɥ�����ȤϺ���Ǥ����ÿ���ʬ�Ť�
�ʤ뤳�Ȥˤʤ�ޤ������κ����ͤϡ�(����:�쥹�ݥ����)�ɥ�����Ȥȶ���
�ɥ�����Ȥδ����󶡤���Ƥ�����Ǥ�Ŭ�Ѥ���ޤ���</p>
<div class="example"><p><code>
CacheMaxExpire 604800
</code></p></div>
</div>
</div>
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