PAL.C.T MINI SHELL
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<title>mpm_common - Apache HTTP サームãƒãƒ¼ã‚¸ãƒ§ãƒ³ 2.4</title>
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<p class="menu"><a href="../mod/">モジュール</a> | <a href="../mod/directives.html">ディレクティブ</a> | <a href="http://wiki.apache.org/httpd/FAQ">FAQ</a> | <a href="../glossary.html">用語</a> | <a href="../sitemap.html">サイトマップ</a></p>
<p class="apache">Apache HTTP サームãƒãƒ¼ã‚¸ãƒ§ãƒ³ 2.4</p>
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<div id="preamble"><h1>Apache MPM 共通ディレクティブ</h1>
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<p><span>翻訳済ã¿è¨€èªž: </span><a href="../de/mod/mpm_common.html" hreflang="de" rel="alternate" title="Deutsch"> de </a> |
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<div class="outofdate">ã“ã®æ—¥æœ¬èªžè¨³ã¯ã™ã§ã«å¤ããªã£ã¦ã„ã‚‹
å¯èƒ½æ€§ãŒã‚ã‚Šã¾ã™ã€‚
最近更新ã•ã‚ŒãŸå†…容を見るã«ã¯è‹±èªžç‰ˆã‚’ã”覧下ã•ã„。
</div>
<table class="module"><tr><th><a href="module-dict.html#Description">説明:</a></th><td>二ã¤ä»¥ä¸Šã®ãƒžãƒ«ãƒãƒ—ãƒã‚»ãƒƒã‚·ãƒ³ã‚°ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ« (MPM)
ã§å®Ÿè£…ã•ã‚Œã¦ã„るディレクティブã®ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³</td></tr>
<tr><th><a href="module-dict.html#Status">ステータス:</a></th><td>MPM</td></tr></table>
</div>
<div id="quickview"><h3 class="directives">ディレクティブ</h3>
<ul id="toc">
<li><img alt="" src="../images/down.gif" /> <a href="#coredumpdirectory">CoreDumpDirectory</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#enableexceptionhook">EnableExceptionHook</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#gracefulshutdowntimeout">GracefulShutdownTimeout</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#listen">Listen</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#listenbacklog">ListenBackLog</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#listencoresbucketsratio">ListenCoresBucketsRatio</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#maxconnectionsperchild">MaxConnectionsPerChild</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#maxmemfree">MaxMemFree</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#maxrequestworkers">MaxRequestWorkers</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#maxsparethreads">MaxSpareThreads</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#minsparethreads">MinSpareThreads</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#pidfile">PidFile</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#receivebuffersize">ReceiveBufferSize</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#scoreboardfile">ScoreBoardFile</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#sendbuffersize">SendBufferSize</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#serverlimit">ServerLimit</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#startservers">StartServers</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#startthreads">StartThreads</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#threadlimit">ThreadLimit</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#threadsperchild">ThreadsPerChild</a></li>
<li><img alt="" src="../images/down.gif" /> <a href="#threadstacksize">ThreadStackSize</a></li>
</ul>
<ul class="seealso"><li><a href="#comments_section">コメント</a></li></ul></div>
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<div class="directive-section"><h2><a name="CoreDumpDirectory" id="CoreDumpDirectory">CoreDumpDirectory</a> <a name="coredumpdirectory" id="coredumpdirectory">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>Apache ãŒã‚³ã‚¢ãƒ€ãƒ³ãƒ—ã™ã‚‹å‰ã«ç§»å‹•ã‚’試ã¿ã‚‹ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒª
</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>CoreDumpDirectory <var>directory</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>デフォルトã®è¨å®šã¯èª¬æ˜Žæ–‡ã‚’èªã‚“ã§ãã ã•ã„</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p>Apache ãŒã‚³ã‚¢ãƒ€ãƒ³ãƒ—ã™ã‚‹å‰ã«ç§»å‹•ã‚’試ã¿ã‚‹ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã‚’制御ã—ã¾ã™ã€‚
デフォルト値㯠<code class="directive"><a href="../mod/core.html#serverroot">ServerRoot</a></code>
ディレクトリã§ã™ãŒã€ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã¯ã‚µãƒ¼ãƒã®å®Ÿè¡Œã•ã‚Œã¦ã„るユーザ権é™ã§
書ãè¾¼ã¿å¯èƒ½ã§ã‚ã‚‹ã¹ãã§ã¯ãªã„ã®ã§ã€é€šå¸¸ã¯ã‚³ã‚¢ãƒ€ãƒ³ãƒ—ã¯æ›¸ãè¾¼ã¾ã‚Œã¾ã›ã‚“。
デãƒãƒƒã‚°ã®ãŸã‚ã«ã‚³ã‚¢ãƒ€ãƒ³ãƒ—ãŒå¿…è¦ã§ã‚ã‚Œã°ã€
ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–を使ã£ã¦ä»–ã®ä½ç½®ã«ã‚³ã‚¢ãƒ€ãƒ³ãƒ—を書ã出ã™ã‚ˆã†ã«ã§ãã¾ã™ã€‚</p>
<div class="note"><h3>Linux ã§ã®ã‚³ã‚¢ãƒ€ãƒ³ãƒ—</h3>
<p>Apache ㌠root ã¨ã—ã¦èµ·å‹•ã•ã‚Œã¦ã€åˆ¥ã®ãƒ¦ãƒ¼ã‚¶ã®æ¨©é™ã«ä»¥é™ã—ãŸå ´åˆã¯
Linux ã®ã‚«ãƒ¼ãƒãƒ«ã¯ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªãŒãƒ—ãƒã‚»ã‚¹ã®æ¨©é™ã§æ›¸ãè¾¼ã¿å¯èƒ½ãªå ´åˆã§ã•ãˆã‚‚
コアダンプを<em>無効</em>ã«ã—ã¾ã™ã€‚Apache (2.0.46 以é™) ã¯
Linux 2.4 以é™ã§ã¯ã‚³ã‚¢ãƒ€ãƒ³ãƒ—ã‚’è¡Œãªã†ã‚ˆã†ã«å†æŒ‡å®šã—ã¾ã™ãŒã€ãã‚Œã¯
<code class="directive">CoreDumpDirectory</code> を明示的ã«è¨å®šã—ãŸã¨ãã«
é™ã‚Šã¾ã™ã€‚</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="EnableExceptionHook" id="EnableExceptionHook">EnableExceptionHook</a> <a name="enableexceptionhook" id="enableexceptionhook">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>クラッシュã®å¾Œã«ä¾‹å¤–ãƒãƒ³ãƒ‰ãƒ©ã‚’実行ã™ã‚‹ãƒ•ãƒƒã‚¯ã‚’有効ã«ã™ã‚‹</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>EnableExceptionHook On|Off</code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>EnableExceptionHook Off</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
<tr><th><a href="directive-dict.html#Compatibility">互æ›æ€§:</a></th><td>2.0.49 以é™</td></tr>
</table>
<p>安全上ã®ç†ç”±ã‹ã‚‰ã€<code>--enable-exception-hook</code> configure
オプションを有効ã«ã—ãŸå ´åˆã«ã®ã¿ã€ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–を利用ã§ãã¾ã™ã€‚
外部モジュールをプラグインã—ã¦ã€åãŒã‚¯ãƒ©ãƒƒã‚·ãƒ¥ã—ãŸå¾Œã«ä½•ã‹å®Ÿè¡Œã§ãるよã†ãª
フックを有効ã«ã—ã¾ã™ã€‚</p>
<p>ã“ã®ã‚ˆã†ãªå¤–部モジュールã¯ã€æ—¢ã«äºŒã¤å˜åœ¨ã—ã¦ã„ã¦ã€
<code>mod_whatkilledus</code> 㨠<code>mod_backtrace</code>
ãŒã“ã®ãƒ•ãƒƒã‚¯ã‚’活用ã—ã¾ã™ã€‚ã“れらã®è©³ç´°ã«ã¤ã„ã¦ã¯ Jeff Trawick
ã•ã‚“ã® <a href="http://www.apache.org/~trawick/exception_hook.html">EnableExceptionHook site</a> ã‚’å‚ç…§ã—ã¦ãã ã•ã„。</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="GracefulShutdownTimeout" id="GracefulShutdownTimeout">GracefulShutdownTimeout</a> <a name="gracefulshutdowntimeout" id="gracefulshutdowntimeout">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>ç©ã‚„ã‹ãªåœæ¢ã‚’ã‹ã‘ãŸå¾Œã€çµ‚了ã™ã‚‹ã¾ã§å¾…ã¤æ™‚é–“</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>GracefulShutDownTimeout <var>seconds</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>GracefulShutDownTimeout 0</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/event.html">event</a></code></td></tr>
<tr><th><a href="directive-dict.html#Compatibility">互æ›æ€§:</a></th><td>2.2 以é™</td></tr>
</table>
<p><code class="directive">GracefulShutdownTimeout</code> ã«ã¯
サーãƒãƒ¼ãŒ "graceful-stop" シグナルをå—ã‘å–ã£ã¦ã‹ã‚‰ç¾åœ¨ã®
リクエストã®å‡¦ç†ã‚’最大ã§ä½•ç§’間続ã‘ã‚‹ã‹ã‚’指定ã—ã¾ã™ã€‚</p>
<p>ã“ã®å€¤ã‚’ゼãƒã«è¨å®šã™ã‚‹ã¨ã€å‡¦ç†ä¸ã¨ã—ã¦æ®‹ã£ã¦ã„るリクエストãŒ
å…¨ã¦å®Œäº†ã™ã‚‹ã¾ã§ã‚µãƒ¼ãƒãƒ¼ã¯çµ‚了ã—ã¾ã›ã‚“。</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="Listen" id="Listen">Listen</a> <a name="listen" id="listen">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>サーãƒãŒ listen ã™ã‚‹IP アドレスã¨ãƒãƒ¼ãƒˆç•ªå·</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>Listen [<var>IP-address</var>:]<var>portnumber</var> [<var>protocol</var>]</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/event.html">event</a></code></td></tr>
<tr><th><a href="directive-dict.html#Compatibility">互æ›æ€§:</a></th><td>Apache 2.0 ã‹ã‚‰å¿…é ˆãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã€‚<var>protocol</var>
引数㯠2.1.5 ã§è¿½åŠ 。</td></tr>
</table>
<p><code class="directive">Listen</code> ディレクティブ㯠Apache
ãŒç‰¹å®šã® IP アドレスやãƒãƒ¼ãƒˆç•ªå·ã ã‘ã‚’ listen ã™ã‚‹ã‚ˆã†ã«æŒ‡å®šã—ã¾ã™ã€‚
デフォルトã§ã¯å…¨ã¦ã® IP インターフェースã®ãƒªã‚¯ã‚¨ã‚¹ãƒˆã«å¿œç”ã—ã¾ã™ã€‚
<code class="directive">Listen</code> ディレクティブã¯
ç¾åœ¨ã¯å¿…é ˆã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã¨ãªã‚Šã¾ã—ãŸã€‚
ã‚‚ã—è¨å®šãƒ•ã‚¡ã‚¤ãƒ«ã«ãªã‘ã‚Œã°ã€ã‚µãƒ¼ãƒã¯èµ·å‹•ã«å¤±æ•—ã—ã¾ã™ã€‚
ã“ã‚Œã¯ä»¥å‰ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã® Apache ã‹ã‚‰å¤‰æ›´ã®ã‚ã£ãŸéƒ¨åˆ†ã§ã™ã€‚</p>
<p><code class="directive">Listen</code> ディレクティブã§ã¯ã€ç‰¹å®šã®ãƒãƒ¼ãƒˆã‚ã‚‹ã„ã¯
アドレスã¨ãƒãƒ¼ãƒˆã®çµ„ã¿åˆã‚ã›ã‹ã‚‰å…¥ã£ã¦ãるリクエストã«å¯¾ã—ã¦
å¿œç”ã™ã‚‹ã‚ˆã†ã«æŒ‡å®šã—ã¾ã™ã€‚
ã‚‚ã—ãƒãƒ¼ãƒˆç•ªå·ã ã‘ãŒæŒ‡å®šã•ã‚ŒãŸå ´åˆã¯ã€ã‚µãƒ¼ãƒã¯å…¨ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ã®
指定ã•ã‚ŒãŸãƒãƒ¼ãƒˆç•ªå·ã«å¯¾ã—㦠listen ã—ã¾ã™ã€‚
IP アドレスãŒãƒãƒ¼ãƒˆã¨ã¨ã‚‚ã«æŒ‡å®šã•ã‚ŒãŸå ´åˆã¯ã€
サーãƒã¯æŒ‡å®šã•ã‚ŒãŸãƒãƒ¼ãƒˆã¨ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ã«å¯¾ã—㦠listen
ã—ã¾ã™ã€‚</p>
<p>複数ã®ã‚¢ãƒ‰ãƒ¬ã‚¹ã¨ãƒãƒ¼ãƒˆã«å¯¾ã—㦠listen ã™ã‚‹ã‚ˆã†ã«ã€
複数㮠<code class="directive">Listen</code> ディレクティブを使ã†ã“ã¨ã‚‚ã§ãã¾ã™ã€‚
サーãƒã¯åˆ—挙ã•ã‚ŒãŸã‚¢ãƒ‰ãƒ¬ã‚¹ã¨ãƒãƒ¼ãƒˆå…¨ã¦ã‹ã‚‰ã®ãƒªã‚¯ã‚¨ã‚¹ãƒˆã«å¯¾ã—ã¦
å¿œç”ã—ã¾ã™ã€‚</p>
<p>例ãˆã°ã€ã‚µãƒ¼ãƒãŒ 80 番ãƒãƒ¼ãƒˆã¨ 8000 番ãƒãƒ¼ãƒˆã®ä¸¡æ–¹ã®
コãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’å—ã‘å…¥ã‚Œã‚‹å ´åˆã¯ã€æ¬¡ã®ã‚ˆã†ã«ã—ã¾ã™ã€‚</p>
<div class="example"><p><code>
Listen 80<br />
Listen 8000
</code></p></div>
<p>二ã¤ã®ç‰¹å®šã®ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ã¨ãƒãƒ¼ãƒˆç•ªå·ã‹ã‚‰ã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’
å—ã‘入れるよã†ã«ã™ã‚‹ã«ã¯ã€æ¬¡ã®ã‚ˆã†ã«ã—ã¾ã™ã€‚</p>
<div class="example"><p><code>
Listen 192.170.2.1:80<br />
Listen 192.170.2.5:8000
</code></p></div>
<p>IPv6 アドレスã¯è§’括弧ã§å›²ã¾ãªã‘ã‚Œã°ãªã‚Šã¾ã›ã‚“。
例ãˆã°æ¬¡ã®ä¾‹ã®ã‚ˆã†ã«ã§ã™ã€‚</p>
<div class="example"><p><code>
Listen [2001:db8::a00:20ff:fea7:ccea]:80
</code></p></div>
<p><var>protocol</var> オプション引数ã¯é€šå¸¸ã®è¨å®šã§ã¯å¿…è¦ã‚ã‚Šã¾ã›ã‚“。
無指定ã®å ´åˆã€443 番ãƒãƒ¼ãƒˆã«ã¯ <code>https</code> ãŒã€ä»–ã®ãƒãƒ¼ãƒˆã«ã¯
<code>http</code> ãŒãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ã¨ã—ã¦ä½¿ç”¨ã•ã‚Œã¾ã™ã€‚
protocol 指定ã¯ã€ã©ã®ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ãŒãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’処ç†ã™ã‚‹ã‹ã‚’決定ã—ã€
<code class="directive"><a href="../mod/core.html#acceptfilter">AcceptFilter</a></code>
ã«ã‚ˆã‚‹ãƒ—ãƒãƒˆã‚³ãƒ«ç‰¹æœ‰ã®æœ€é©åŒ–ã‚’è¡Œã†ã‚ˆã†ã«ã—ã¾ã™ã€‚</p>
<p>éžæ¨™æº–ãªãƒãƒ¼ãƒˆã§é‹ç”¨ã—ã¦ã„ã‚‹éš›ã«ã®ã¿ protocol 指定ãŒå¿…è¦ã«ãªã‚Šã¾ã™ã€‚
ãŸã¨ãˆã° <code>https</code> ãªã‚µã‚¤ãƒˆã‚’ 8443 番ãƒãƒ¼ãƒˆã§é‹ç”¨ã—ã¦ã„ã‚‹å ´åˆ :</p>
<div class="example"><p><code>
Listen 192.170.2.1:8443 https
</code></p></div>
<div class="note"><h3>エラーæ¡ä»¶</h3>
åŒä¸€ IP アドレスã¨ãƒãƒ¼ãƒˆã®çµ„ã«ã€è¤‡æ•°ã® <code class="directive">Listen</code>
ディレクティブを指定ã—ã¦ã—ã¾ã†ã¨ã€<code>Address already in use</code>
ã¨ã„ã†ã‚¨ãƒ©ãƒ¼ãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ã‚’å—ã‘ã‚‹ã“ã¨ã«ãªã‚Šã¾ã™ã€‚
</div>
<h3>å‚ç…§</h3>
<ul>
<li><a href="../dns-caveats.html">DNS ã®å•é¡Œ</a></li>
<li><a href="../bind.html">Apache
ãŒä½¿ç”¨ã™ã‚‹ã‚¢ãƒ‰ãƒ¬ã‚¹ã¨ãƒãƒ¼ãƒˆã®è¨å®š</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="ListenBackLog" id="ListenBackLog">ListenBackLog</a> <a name="listenbacklog" id="listenbacklog">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>ä¿ç•™çŠ¶æ…‹ã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã®ã‚ューã®æœ€å¤§é•·</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>ListenBacklog <var>backlog</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>ListenBacklog 511</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p>ä¿ç•™çŠ¶æ…‹ã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã®ã‚ューã®æœ€å¤§é•·ã§ã™ã€‚
一般的ã«ã¯èª¿æ•´ã™ã‚‹å¿…è¦ã¯ã‚ã‚Šã¾ã›ã‚“ã—ã€èª¿æ•´ã¯æœ›ã¾ã—ãã‚ã‚Šã¾ã›ã‚“。
ã—ã‹ã—ã€TCP SYN フラッドアタックã®çŠ¶æ³ä¸‹ã«ãŠã‹ã‚Œã‚‹å ´åˆã«ã€
増やã—ãŸæ–¹ãŒæœ›ã¾ã—ã„システムもã‚ã‚Šã¾ã™ã€‚
<code>listen(2)</code> システムコールã®ãƒãƒƒã‚¯ãƒã‚°ãƒ‘ラメータを
ã”覧下ã•ã„。</p>
<p>ã“ã®å€¤ã¯ OS ã«ã‚ˆã‚Šã€å°ã•ãªæ•°ã«æŠ‘ãˆã‚‰ã‚Œã¾ã™ã€‚
値㯠OS 毎ã«ç•°ãªã£ã¦ã„ã¾ã™ã€‚ã¾ãŸå¤šãã® OS ã§ã¯ã€
ãƒãƒƒã‚¯ãƒã‚°ã¨ã—ã¦æŒ‡å®šã•ã‚Œã¦ã„る値ã¡ã‚‡ã†ã©ã¾ã§ä½¿ã£ã¦ã„ã‚‹ã‚ã‘ã§ã¯ãªãã€
è¨å®šã•ã‚Œã¦ã„る値ã«åŸºã¥ã„㦠(通常ã¯è¨å®šå€¤ã‚ˆã‚Šã‚‚大ããªå€¤ã‚’)
使ã£ã¦ã„ã‚‹ã“ã¨ã«æ³¨æ„ã—ã¦ãã ã•ã„。</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="ListenCoresBucketsRatio" id="ListenCoresBucketsRatio">ListenCoresBucketsRatio</a> <a name="listencoresbucketsratio" id="listencoresbucketsratio">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>Ratio between the number of CPU cores (online) and the number of
listeners' buckets</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>ListenCoresBucketsRatio <var>ratio</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>ListenCoresBucketsRatio 0 (disabled)</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/event.html">event</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code></td></tr>
<tr><th><a href="directive-dict.html#Compatibility">互æ›æ€§:</a></th><td>Available in Apache HTTP Server 2.4.17, with a kernel supporting
the socket option <code>SO_REUSEPORT</code> and distributing new connections
evenly accross listening processes' (or threads') sockets using it (eg. Linux
3.9 and later, but not the current implementations of <code>SO_REUSEPORT</code>
in *BSDs.</td></tr>
</table><p>ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã®è§£èª¬æ–‡æ›¸ã¯
ã¾ã 翻訳ã•ã‚Œã¦ã„ã¾ã›ã‚“。英語版をã”覧ãã ã•ã„。
</p></div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="MaxConnectionsPerChild" id="MaxConnectionsPerChild">MaxConnectionsPerChild</a> <a name="maxconnectionsperchild" id="maxconnectionsperchild">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>Limit on the number of connections that an individual child server
will handle during its life</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>MaxConnectionsPerChild <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>MaxConnectionsPerChild 0</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/event.html">event</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code></td></tr>
<tr><th><a href="directive-dict.html#Compatibility">互æ›æ€§:</a></th><td>Available Apache HTTP Server 2.3.9 and later. The old name
<code>MaxRequestsPerChild</code> is still supported.</td></tr>
</table><p>ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã®è§£èª¬æ–‡æ›¸ã¯
ã¾ã 翻訳ã•ã‚Œã¦ã„ã¾ã›ã‚“。英語版をã”覧ãã ã•ã„。
</p></div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="MaxMemFree" id="MaxMemFree">MaxMemFree</a> <a name="maxmemfree" id="maxmemfree">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td><code>free()</code> ãŒå‘¼ã°ã‚Œãªã„é™ã‚Šã€
主メモリアãƒã‚±ãƒ¼ã‚¿ãŒä¿æŒã—続ã‘られるメモリã®æœ€å¤§é‡</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>MaxMemFree <var>KBytes</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>MaxMemFree 0</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code></td></tr>
</table>
<p><code class="directive">MaxMemFree</code> ディレクティブã¯
<code>free()</code> ãŒå‘¼ã°ã‚Œãªã„é™ã‚Šã€
主アãƒã‚±ãƒ¼ã‚¿ãŒä¿æŒã§ãる空ã®ãƒ¡ãƒ¢ãƒªã®æœ€å¤§å€¤ã‚’ã‚ãƒãƒã‚¤ãƒˆå˜ä½ã§è¨å®šã—ã¾ã™ã€‚
è¨å®šã•ã‚Œã¦ã„ãªã„ã‹ã€é›¶ã«è¨å®šã•ã‚Œã¦ã„ã‚‹ã¨ãã¯ã€ç„¡åˆ¶é™ã«ãªã‚Šã¾ã™ã€‚</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="MaxRequestWorkers" id="MaxRequestWorkers">MaxRequestWorkers</a> <a name="maxrequestworkers" id="maxrequestworkers">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>Maximum number of connections that will be processed
simultaneously</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>MaxRequestWorkers <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>See usage for details</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/event.html">event</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code></td></tr>
</table><p>ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã®è§£èª¬æ–‡æ›¸ã¯
ã¾ã 翻訳ã•ã‚Œã¦ã„ã¾ã›ã‚“。英語版をã”覧ãã ã•ã„。
</p></div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="MaxSpareThreads" id="MaxSpareThreads">MaxSpareThreads</a> <a name="maxsparethreads" id="maxsparethreads">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>アイドルスレッドã®æœ€å¤§æ•°</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>MaxSpareThreads <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>詳細ã¯ä½¿ç”¨æ³•ã‚’ã”覧下ã•ã„。</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p>アイドルãªã‚¹ãƒ¬ãƒƒãƒ‰ã®æœ€å¤§æ•°ã§ã™ã€‚ç•°ãªã‚‹ MPM ã§ã¯ãã‚Œãžã‚Œã€
ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã¯ç•°ãªã‚‹å–り扱ã‚れ方をã•ã‚Œã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/perchild.html">perchild</a></code> ã§ã¯ã€
デフォルト㯠<code>MaxSpareThreads 10</code> ã§ã™ã€‚
ã“ã® MPM ã¯ã‚¢ã‚¤ãƒ‰ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰æ•°ã‚’ã€ãã‚Œãžã‚Œã®åプãƒã‚»ã‚¹ã”ã¨ã«ç›£è¦–ã—ã¾ã™ã€‚
åプãƒã‚»ã‚¹ã«ã‚¢ã‚¤ãƒ‰ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰ãŒå¤šã™ãŽã‚‹å ´åˆã¯ã€
サーãƒã¯ãã®åプãƒã‚»ã‚¹ã«å«ã¾ã‚Œã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰ã‚’終了ã—始ã‚ã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>,
<code class="module"><a href="../mod/threadpool.html">threadpool</a></code> ã§ã¯ã€
デフォルト㯠<code>MaxSpareThreads 250</code> ã§ã™ã€‚
ã“ã® MPM ã¯ã‚¢ã‚¤ãƒ‰ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰æ•°ã‚’サーãƒå…¨ä½“ã§ç›£è¦–ã—ã¾ã™ã€‚
サーãƒã§ã‚¢ã‚¤ãƒ‰ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰æ•°ãŒå¤šã™ãŽã‚‹å ´åˆã¯ã€
ã“ã®æ•°å—よりも少ãªã„æ•°ã«ãªã‚‹ã¾ã§åプãƒã‚»ã‚¹ã‚’終了ã—ã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code> ã§ã¯ã€
デフォルト㯠<code>MaxSpareThreads 100</code> ã§ã™ã€‚
ã“ã® MPM ã¯ã‚·ãƒ³ã‚°ãƒ«ãƒ—ãƒã‚»ã‚¹ã§å®Ÿè¡Œã•ã‚Œã¾ã™ã®ã§ã€
スペアスレッド数もサーãƒå…¨ä½“ã§å‹˜å®šã—ã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/beos.html">beos</a></code> 㨠<code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code> ã¯
<code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code> ã¨ä¼¼ãŸæŒ™å‹•ã‚’ã—ã¾ã™ã€‚
<code class="module"><a href="../mod/beos.html">beos</a></code> ã§ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ã¯ <code>MaxSpareThreads 50</code>
ã§ã™ã€‚<code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code> ã§ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ã¯ <code>10</code>
ã§ã™ã€‚</p>
<div class="note"><h3>制é™äº‹é …</h3>
<p><code class="directive">MaxSpareThreads</code> ã®å–る値ã«ã¯åˆ¶é™ãŒã‚ã‚Šã¾ã™ã€‚
Apache ã¯æ¬¡ã®è¦å‰‡ã«å¾“ã£ã¦è‡ªå‹•çš„ã«è£œæ£ã—ã¾ã™ã€‚</p>
<ul>
<li><code class="module"><a href="../mod/perchild.html">perchild</a></code> ã§ã¯ã€
<code class="directive">MaxSpareThreads</code> ãŒ
<code class="directive"><a href="#threadlimit">ThreadLimit</a></code>
ã¨ç‰ã—ã„ã‹ãれ以下ã§ã‚ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚</li>
<li><code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code> ã¯
<code class="directive"><a href="#minsparethreads">MinSpareThreads</a></code>
よりも大ãã„å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚</li>
<li><code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>,
<code class="module"><a href="../mod/worker.html">worker</a></code> ã§ã¯ã€
<code class="directive"><a href="#minsparethreads">MinSpareThreads</a></code> ã¨
<code class="directive"><a href="#threadsperchild">ThreadsPerChild</a></code>
ã§æ±ºã¾ã‚‹ç·å’Œã¨ç‰ã—ã„ã‹å¤§ãã„å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚</li>
</ul>
</div>
<h3>å‚ç…§</h3>
<ul>
<li><code class="directive"><a href="#minsparethreads">MinSpareThreads</a></code></li>
<li><code class="directive"><a href="#startservers">StartServers</a></code></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="MinSpareThreads" id="MinSpareThreads">MinSpareThreads</a> <a name="minsparethreads" id="minsparethreads">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>リクエストã«å¿œç”ã™ã‚‹ã“ã¨ã®ã§ãã‚‹
アイドルスレッド数ã®æœ€å°æ•°</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>MinSpareThreads <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>詳細ã¯ä½¿ç”¨æ–¹æ³•ã‚’ã”覧下ã•ã„。</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p>リクエストã«å¿œç”ã™ã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰æ•°ã®æœ€å°å€¤ã§ã™ã€‚
ç•°ãªã‚‹ MPM ã§ã¯ãã‚Œãžã‚Œã€
ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã¯ç•°ãªã‚‹å–り扱ã‚れ方をã—ã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/perchild.html">perchild</a></code> ã§ã¯ã€
デフォルト㯠<code>MinSpareThreads 5</code> ã§ã€
アイドルスレッド数をåプãƒã‚»ã‚¹æ¯Žã«ç›£è¦–ã—ã¾ã™ã€‚
ã‚‚ã—åプãƒã‚»ã‚¹ã«å分ãªæ•°ã®ã‚¹ãƒ¬ãƒƒãƒ‰ãŒãªã‘ã‚Œã°ã€
サーãƒã¯ãã®åプãƒã‚»ã‚¹ã«æ–°ã—ã„スレッドを作り始ã‚ã¾ã™ã€‚
ã§ã™ã‹ã‚‰ã€<code class="directive"><a href="../mod/perchild.html#numservers">NumServers</a></code>
ã‚’ <code>10</code> ã«ã€<code class="directive">MinSpareThreads</code> ã‚’
<code>5</code> ã«ã—ãŸå ´åˆã¯ã€æœ€å°ã§ã‚‚ 50 ã®ã‚¢ã‚¤ãƒ‰ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰ãŒ
システム上ã«ã‚ã‚‹ã“ã¨ã«ãªã‚Šã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>,
<code class="module"><a href="../mod/threadpool.html">threadpool</a></code> ã§ã¯ã€
デフォルト㯠<code>MinSpareThreads 75</code> ã§ã€
アイドルスレッド数をサーãƒå…¨ä½“ã§ç›£è¦–ã—ã¾ã™ã€‚
ã‚‚ã—サーãƒã«å分ãªæ•°ã®ã‚¢ã‚¤ãƒ‰ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰ãŒãªã‘ã‚Œã°ã€
アイドルスレッド数ãŒã“ã®æ•° <var>number</var> よりも大ãããªã‚‹ã¾ã§
æ–°ã—ã„åプãƒã‚»ã‚¹ãŒç”Ÿæˆã•ã‚Œã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code> ã§ã¯ã€
デフォルト㯠<code>MinSpareThreads 10</code> ã§ã€
シングルプãƒã‚»ã‚¹ MPM ã§ã™ã®ã§ã€ã‚µãƒ¼ãƒå…¨ä½“ã§ç®¡ç†ã•ã‚Œã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/beos.html">beos</a></code> 㨠<code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code> ã¯ã€
<code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>ã«ã‚ˆãä¼¼ã¦ã„ã¾ã™ã€‚
<code class="module"><a href="../mod/beos.html">beos</a></code> ã§ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã¯ <code>MinSpareThreads 1</code>
ã§ã™ã€‚<code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code> ã§ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã¯
<code>5</code> ã§ã™ã€‚</p>
<h3>å‚ç…§</h3>
<ul>
<li><code class="directive"><a href="#maxsparethreads">MaxSpareThreads</a></code></li>
<li><code class="directive"><a href="#startservers">StartServers</a></code></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="PidFile" id="PidFile">PidFile</a> <a name="pidfile" id="pidfile">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>デーモンã®ãƒ—ãƒã‚»ã‚¹ ID
をサーãƒãŒè¨˜éŒ²ã™ã‚‹ãŸã‚ã®ãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>PidFile <var>filename</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>PidFile logs/httpd.pid</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p><code class="directive">PidFile</code> ディレクティブã§ã€
デーモンã®ãƒ—ãƒã‚»ã‚¹ ID をサーãƒãŒè¨˜éŒ²ã™ã‚‹ãƒ•ã‚¡ã‚¤ãƒ«ã‚’è¨å®šã—ã¾ã™ã€‚
ファイルåãŒçµ¶å¯¾ãƒ‘スã§ãªã„å ´åˆã¯ã€
<code class="directive"><a href="../mod/core.html#serverroot">ServerRoot</a></code>
ã‹ã‚‰ã®ç›¸å¯¾çš„ãªã‚‚ã®ã¨ã—ã¦æ‰±ã‚ã‚Œã¾ã™ã€‚</p>
<div class="example"><h3>例</h3><p><code>
PidFile /var/run/apache.pid
</code></p></div>
<p>サーãƒãŒ <code class="directive"><a href="../mod/core.html#errorlog">ErrorLog</a></code>
ã‚„ <code class="directive"><a href="../mod/mod_log_config.html#transferlog">TransferLog</a></code>
ã‚’é–‰ã˜ã¦é–‹ãç›´ã—ãŸã‚Šã€è¨å®šãƒ•ã‚¡ã‚¤ãƒ«ã‚’
å†èªè¾¼ã—ãŸã‚Šã•ã›ã‚‹ãŸã‚ã«ã€ã‚µãƒ¼ãƒã«ã‚·ã‚°ãƒŠãƒ«ã‚’é€ã‚‹ã“ã¨ãŒã§ãã‚‹ã¨
便利ãªã“ã¨ãŒã‚ã‚Šã¾ã™ã€‚
ã“れ㯠SIGHUP (kill -1) シグナルを <code class="directive">PidFile</code>
ã«æ›¸ã‹ã‚Œã¦ã„るプãƒã‚»ã‚¹ ID ã«é€ã‚‹ã“ã¨ã§ã§ãã¾ã™ã€‚</p>
<p><code class="directive">PidFile</code> ã«ã¯ã€ãƒã‚°ãƒ•ã‚¡ã‚¤ãƒ«ã®è¨ç½®ä½ç½®ã‚„
<a href="../misc/security_tips.html#serverroot">ã‚»ã‚ュリティ</a>
ã¨å…¨ãåŒã˜æ³¨æ„点ãŒã‚ã‚Šã¾ã™ã€‚</p>
<div class="note"><h3>注æ„</h3>
<p>Apache 2 ã§ã¯ã€
<code class="program"><a href="../programs/apachectl.html">apachectl</a></code>
スクリプトã®ã¿ã‚’使用ã—ã¦ã‚µãƒ¼ãƒã® (å†) èµ·å‹•ã‚„åœæ¢ã‚’
è¡Œãªã†ã“ã¨ã‚’推奨ã—ã¦ã„ã¾ã™ã€‚</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="ReceiveBufferSize" id="ReceiveBufferSize">ReceiveBufferSize</a> <a name="receivebuffersize" id="receivebuffersize">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>TCP å—ä¿¡ãƒãƒƒãƒ•ã‚¡ã‚µã‚¤ã‚º</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>ReceiveBufferSize <var>bytes</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>ReceiveBufferSize 0</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p>サーãƒã¯ TCP å—ä¿¡ãƒãƒƒãƒ•ã‚¡ã‚µã‚¤ã‚ºã‚’指定ã•ã‚ŒãŸãƒã‚¤ãƒˆæ•°ã«è¨å®šã—ã¾ã™ã€‚</p>
<p><code>0</code>ã«ã—ãŸå ´åˆã€OS ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ãŒä½¿ç”¨ã•ã‚Œã¾ã™ã€‚</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="ScoreBoardFile" id="ScoreBoardFile">ScoreBoardFile</a> <a name="scoreboardfile" id="scoreboardfile">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>åプãƒã‚»ã‚¹ã¨é€£æºã™ã‚‹ãŸã‚ã®ãƒ‡ãƒ¼ã‚¿ã‚’ä¿å˜ã™ã‚‹
ファイルã®ä½ç½®</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>ScoreBoardFile <var>file-path</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>ScoreBoardFile logs/apache_status</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p>Apache ã¯è¦ªãƒ—ãƒã‚»ã‚¹ã¨åプãƒã‚»ã‚¹é–“ã®é€šä¿¡ã«ã‚¹ã‚³ã‚¢ãƒœãƒ¼ãƒ‰ã‚’用ã„ã¾ã™ã€‚
ã“ã®é€šä¿¡æ©Ÿèƒ½ã«ãƒ•ã‚¡ã‚¤ãƒ«ã‚’å¿…è¦ã¨ã™ã‚‹ã‚¢ãƒ¼ã‚テクãƒãƒ£ã‚‚ã‚ã‚Šã¾ã™ã€‚
ファイルãŒæŒ‡å®šã•ã‚Œã¦ã„ãªã‘ã‚Œã°ã€Apache ã¯ã¾ãšãƒ¡ãƒ¢ãƒªä¸Š
(匿å共有メモリ) ã«ã‚¹ã‚³ã‚¢ãƒœãƒ¼ãƒ‰ã‚’作ã‚ã†ã¨ã—ã€ãã‚ŒãŒå¤±æ•—ã™ã‚‹ã¨
ディスク上ã«ãƒ•ã‚¡ã‚¤ãƒ« (ファイルベースã®å…±æœ‰ãƒ¡ãƒ¢ãƒª) を作ã‚ã†ã¨ã—ã¾ã™ã€‚
ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–を指定ã™ã‚‹ã¨ã€Apache
ã¯å¿…ãšãƒ‡ã‚£ã‚¹ã‚¯ã«ãƒ•ã‚¡ã‚¤ãƒ«ã‚’生æˆã—ã¾ã™ã€‚</p>
<div class="example"><h3>例</h3><p><code>
ScoreBoardFile /var/run/apache_status
</code></p></div>
<p>ファイルベースã®å…±æœ‰ãƒ¡ãƒ¢ãƒªã¯ã€ã‚µãƒ¼ãƒ‰ãƒ‘ーティー製ã®ã‚¢ãƒ—リケーションã§
スコアボードã«ç›´æŽ¥ã‚¢ã‚¯ã‚»ã‚¹ã™ã‚‹å¿…è¦ãŒã‚ã‚‹å ´åˆã«å½¹ã«ç«‹ã¡ã¾ã™ã€‚</p>
<p><code class="directive">ScoreBoardFile</code> を使ã†å ´åˆã€
RAM ディスク上ã«ç½®ãã¨ã‚¹ãƒ”ードãŒå‘上ã™ã‚‹ã§ã—ょã†ã€‚
ã—ã‹ã—ã€ãƒã‚°ãƒ•ã‚¡ã‚¤ãƒ«ã®è¨ç½®ä½ç½®ã‚„
<a href="../misc/security_tips.html">ã‚»ã‚ュリティ</a>
ã¨åŒæ§˜ã®æ³¨æ„点ãŒã‚ã‚‹ã®ã§ã€æ³¨æ„ã—ã¦ãã ã•ã„。</p>
<h3>å‚ç…§</h3>
<ul>
<li><a href="../stopping.html">Apache ã®åœæ¢ã¨å†èµ·å‹•</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="SendBufferSize" id="SendBufferSize">SendBufferSize</a> <a name="sendbuffersize" id="sendbuffersize">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>TCP ãƒãƒƒãƒ•ã‚¡ã‚µã‚¤ã‚º</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>SendBufferSize <var>bytes</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>SendBufferSize 0</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p>サーãƒã¯ TCP é€ä¿¡ãƒãƒƒãƒ•ã‚¡ã‚µã‚¤ã‚ºã‚’指定ã•ã‚ŒãŸãƒã‚¤ãƒˆæ•°ã«è¨å®šã—ã¾ã™ã€‚
高速ã§é«˜ãƒ¬ã‚¤ãƒ†ãƒ³ã‚·ãªç’°å¢ƒã§
(<em>例</em> 100ms 程度ã€å¤§é™¸æ¨ªæ–高速通信路ãªã©)
å¤ã„一般的㪠OS ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ã‚’増やã™ã®ã«éžå¸¸ã«ä¾¿åˆ©ã§ã™ã€‚</p>
<p><code>0</code>ã«ã—ãŸå ´åˆã€OS ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ãŒä½¿ç”¨ã•ã‚Œã¾ã™ã€‚</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="ServerLimit" id="ServerLimit">ServerLimit</a> <a name="serverlimit" id="serverlimit">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>è¨å®šå¯èƒ½ãªã‚µãƒ¼ãƒãƒ—ãƒã‚»ã‚¹æ•°ã®ä¸Šé™</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>ServerLimit <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>詳細ã¯ä½¿ç”¨æ³•ã‚’å‚ç…§</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p><code class="module"><a href="../mod/prefork.html">prefork</a></code> MPM ã®å ´åˆã¯ã€ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã¯
Apache プãƒã‚»ã‚¹ç¨¼åƒä¸ã«ãŠã‘ã‚‹
<code class="directive"><a href="#maxclients">MaxClients</a></code>
ã«è¨å®šå¯èƒ½ãªä¸Šé™å€¤ã‚’è¨å®šã™ã‚‹ã“ã¨ã«ãªã‚Šã¾ã™
<span class="transnote">(<em>訳注:</em> prefork ã®å ´åˆã¯åŒæ™‚クライアント数 = サーãƒãƒ—ãƒã‚»ã‚¹æ•°ãªã®ã§)</span>。
<code class="module"><a href="../mod/worker.html">worker</a></code> MPM ã®å ´åˆã«ã¯ã€ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã¯
<code class="directive"><a href="#threadlimit">ThreadLimit</a></code>
ディレクティブã¨çµ„ã¿åˆã‚ã›ã¦ã€
Apache プãƒã‚»ã‚¹ç¨¼åƒä¸ã«ãŠã‘ã‚‹
<code class="directive"><a href="#maxclients">MaxClients</a></code>
ã«è¨å®šå¯èƒ½ãªä¸Šé™å€¤ã‚’è¨å®šã™ã‚‹ã“ã¨ã«ãªã‚Šã¾ã™ã€‚
ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–を変更ã—ã¦å†èµ·å‹•<span class="transnote">(<em>訳注:</em> apachectl
restart)</span>ã—ã¦ã‚‚無視ã•ã‚Œã¾ã™ãŒã€
<code class="directive"><a href="#maxclients">MaxClients</a></code>
ã¯å†èµ·å‹•ã§å¤‰æ›´ã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚
</p>
<p>ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–を使用ã™ã‚‹éš›ã¯ç‰¹ã«æ³¨æ„ã—ã¦ãã ã•ã„。
<code class="directive">ServerLimit</code> ãŒå¿…è¦ä»¥ä¸Šã«å¤§ããªå€¤ã«
è¨å®šã•ã‚ŒãŸå ´åˆã¯ã€ä½™è¨ˆãªæœªä½¿ç”¨å…±æœ‰ãƒ¡ãƒ¢ãƒªãŒå‰²ã‚Šå½“ã¦ã‚‰ã‚Œã¾ã™ã€‚
<code class="directive">ServerLimit</code> ã¨
<code class="directive"><a href="#maxclients">MaxClients</a></code>
ãŒã‚·ã‚¹ãƒ†ãƒ ã®æ‰±ãˆã‚‹ç¯„囲を越ãˆãŸè¨å®šå€¤ã«ãªã£ã¦ã„ã‚‹ã¨ã€
Apache ã¯èµ·å‹•ã—ãªã„ã‹ã€èµ·å‹•ã—ã¦ã‚‚ä¸å®‰å®šã«ãªã‚‹ã§ã—ょã†ã€‚</p>
<p><code class="module"><a href="../mod/prefork.html">prefork</a></code> MPM ã§ã¯ã€
<code class="directive"><a href="#maxclients">MaxClients</a></code>
ã‚’ 256 (デフォルト) よりも大ããªå€¤ã«è¨å®šã™ã‚‹å¿…è¦ãŒã‚る時ã«ã ã‘使用ã—ã¦ãã ã•ã„。
希望㮠<code class="directive"><a href="#maxclients">MaxClients</a></code>
æ•°ã¨ãらã¹ã¦ã€å¿…è¦ä»¥ä¸Šã«å¤§ããªå€¤ã‚’指定ã™ã‚‹ã“ã¨ã¯é¿ã‘ã¦ãã ã•ã„。</p>
<p><code class="module"><a href="../mod/worker.html">worker</a></code>, <code class="module"><a href="../mod/leader.html">leader</a></code>,
<code class="module"><a href="../mod/threadpool.html">threadpool</a></code> MPM ã§ã¯ã€
<code class="directive"><a href="#maxclients">MaxClients</a></code> ã¨
<code class="directive"><a href="#threadsperchild">ThreadsPerChild</a></code>
ã®è¨å®šã§ 16 サーãƒãƒ—ãƒã‚»ã‚¹ (デフォルト)
以上必è¦ã«ãªã‚‹å ´åˆã«ã®ã¿ä½¿ç”¨ã—ã¦ãã ã•ã„。希望ã®
<code class="directive"><a href="#maxclients">MaxClients </a></code> ã¨
<code class="directive"><a href="#threadsperchild">ThreadsPerChild</a></code>
ã¨ãらã¹ã¦ã€å¿…è¦ã¨ãªã‚‹ã‚µãƒ¼ãƒãƒ—ãƒã‚»ã‚¹æ•°ä»¥ä¸Šã«å¤§ããªå€¤ã‚’
è¨å®šã™ã‚‹ã“ã¨ã¯é¿ã‘ã¦ãã ã•ã„。</p>
<p><code class="module"><a href="../mod/perchild.html">perchild</a></code> MPM ã§ã¯ã€
<code class="directive"><a href="../mod/perchild.html#numservers">NumServers</a></code> を 8 (デフォルト)
よã‚ã„も大ããªå€¤ã«è¨å®šã™ã‚‹å¿…è¦ãŒã‚ã‚‹ã¨ãã«ã®ã¿ä½¿ç”¨ã—ã¦ãã ã•ã„。</p>
<div class="note"><h3>注æ„</h3>
<p><code>ServerLimit 20000</code> ã¨ã„ã†åˆ¶é™ä»˜ãã§ã‚³ãƒ³ãƒ‘イルã•ã‚Œã¦ã„ã¾ã™
(<code class="module"><a href="../mod/prefork.html">prefork</a></code> MPM ã§ã¯ <code>200000</code>) 。
ã“ã‚Œã¯ã‚¹ãƒšãƒ«ãƒŸã‚¹ã«ã‚ˆã£ã¦èª¤ã£ã¦é…·ã„状æ³ã«ãªã‚‹ã®ã‚’ã€
回é¿ã™ã‚‹ãŸã‚ã®å‡¦ç½®ã§ã™ã€‚</p>
</div>
<h3>å‚ç…§</h3>
<ul>
<li><a href="../stopping.html">Apache ã®åœæ¢ã¨å†èµ·å‹•</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="StartServers" id="StartServers">StartServers</a> <a name="startservers" id="startservers">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>起動時ã«ç”Ÿæˆã•ã‚Œã‚‹åサーãƒãƒ—ãƒã‚»ã‚¹ã®æ•°</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>StartServers <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>詳細ã¯ä½¿ç”¨æ–¹æ³•ã‚’å‚ç…§</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code>, <code class="module"><a href="../mod/prefork.html">prefork</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p><code class="directive">StartServers</code> ディレクティブã¯ã€
起動時ã«ç”Ÿæˆã•ã‚Œã‚‹åサーãƒãƒ—ãƒã‚»ã‚¹ã®æ•°ã‚’è¨å®šã—ã¾ã™ã€‚
プãƒã‚»ã‚¹æ•°ã¯è² è·ã«å¿œã˜ã¦å‹•çš„ã«åˆ¶å¾¡ã•ã‚Œã¾ã™ã®ã§ã€
通常ã¯ã“ã®å€¤ã‚’調整ã™ã‚‹ç†ç”±ã¯ã‚ã¾ã‚Šãªã„ã§ã—ょã†ã€‚</p>
<p>デフォルト値㯠MPM ã”ã¨ã«ç•°ãªã‚Šã¾ã™ã€‚
<code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>,
<code class="module"><a href="../mod/worker.html">worker</a></code> 㯠<code>StartServers 3</code> ã§ã™ã€‚
<code class="module"><a href="../mod/prefork.html">prefork</a></code> 㯠<code>5</code> ã§ã€
<code class="module"><a href="../mod/mpmt_os2.html">mpmt_os2</a></code> 㯠<code>2</code> ã§ã™ã€‚</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="StartThreads" id="StartThreads">StartThreads</a> <a name="startthreads" id="startthreads">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>起動時ã«ç”Ÿæˆã•ã‚Œã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰ã®æ•°</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>StartThreads <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>詳細ã¯ä½¿ç”¨æ–¹æ³•ã‚’å‚ç…§</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/beos.html">beos</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code></td></tr>
</table>
<p>起動時ã«ç”Ÿæˆã•ã‚Œã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰ã®æ•°ã§ã™ã€‚
スレッド数ã¯è² è·ã«å¿œã˜ã¦å‹•çš„ã«åˆ¶å¾¡ã•ã‚Œã¾ã™ã®ã§ã€
通常ã¯ã“ã®å€¤ã‚’調整ã™ã‚‹ç†ç”±ã¯ã‚ã¾ã‚Šãªã„ã§ã—ょã†ã€‚</p>
<p><code class="module"><a href="../mod/perchild.html">perchild</a></code> ã§ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã¯
<code>StartThreads 5</code> ã§ã€ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã¯èµ·å‹•æ™‚ã«
プãƒã‚»ã‚¹æ¯Žã®ã‚¹ãƒ¬ãƒƒãƒ‰æ•°ã‚’追跡ã—ã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code> ã§ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã¯
<code>StartThreads 50</code> ã§ã€
ã“ã®å ´åˆãƒ—ãƒã‚»ã‚¹ã¯ä¸€ã¤ã—ã‹ãªã„ã®ã§ã€
起動時ã«ãƒªã‚¯ã‚¨ã‚¹ãƒˆã«å¿œç”ã™ã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰ã®ç·æ•°ã¨ãªã‚Šã¾ã™ã€‚</p>
<p><code class="module"><a href="../mod/beos.html">beos</a></code> ã§ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã¯ <code>StartThreads
10</code> ã§ã™ã€‚
ã¾ãŸã€èµ·å‹•æ™‚ã«ç”Ÿæˆã•ã‚Œã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰ã®ç·æ•°ã«ã‚‚åæ˜ ã•ã‚Œã¾ã™ã€‚</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="ThreadLimit" id="ThreadLimit">ThreadLimit</a> <a name="threadlimit" id="threadlimit">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>è¨å®šå¯èƒ½ãªåプãƒã‚»ã‚¹æ¯Žã®ã‚¹ãƒ¬ãƒƒãƒ‰æ•°ã®ä¸Šé™ã‚’
è¨å®šã—ã¾ã™</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>ThreadLimit <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>詳細ã¯ä½¿ç”¨æ–¹æ³•ã‚’å‚ç…§</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
<tr><th><a href="directive-dict.html#Compatibility">互æ›æ€§:</a></th><td>Apache 2.0.41 ã¨ãれ以é™ã® <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>
ã§åˆ©ç”¨å¯èƒ½</td></tr>
</table>
<p>ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã¯
Apache プãƒã‚»ã‚¹ç¨¼åƒä¸ã«ãŠã‘ã‚‹
<code class="directive"><a href="#threadsperchild">ThreadsPerChild</a></code>
ã«è¨å®šå¯èƒ½ãªä¸Šé™å€¤ã‚’è¨å®šã—ã¾ã™ã€‚å†èµ·å‹•æ™‚ã«ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã®å€¤ã‚’
変更ã—ã¦ã‚‚無視ã•ã‚Œã¾ã™ãŒã€
<code class="directive"><a href="#threadsperchild">ThreadsPerChild</a></code>
ã¯å†èµ·å‹•ä¸ã«ã€ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã§æŒ‡å®šã•ã‚ŒãŸä¸Šé™å€¤ã¾ã§
変更ã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚</p>
<p>ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–を使用ã™ã‚‹éš›ã¯ç‰¹ã«æ³¨æ„ã—ã¦ãã ã•ã„。
<code class="directive">ThreadLimit</code> ãŒ
<code class="directive"><a href="#threadsperchild">ThreadsPerChild</a></code>
よりもãšã£ã¨å¤§ããªå€¤ã«è¨å®šã•ã‚ŒãŸå ´åˆã¯ã€
余計ãªæœªä½¿ç”¨å…±æœ‰ãƒ¡ãƒ¢ãƒªãŒå‰²ã‚Šå½“ã¦ã‚‰ã‚Œã¦ã—ã¾ã„ã¾ã™ã€‚
<code class="directive">ThreadLimit</code> ãŒ
<code class="directive"><a href="#threadsperchild">ThreadsPerChild</a></code>
ã®ä¸¡æ–¹ãŒã‚·ã‚¹ãƒ†ãƒ ã®æ‰±ãˆã‚‹ç¯„囲を超ãˆã¦ã„ã‚‹å ´åˆã¯ã€
Apache ã¯èµ·å‹•ã—ãªã„ã‹ã€èµ·å‹•ã—ãŸã¨ã—ã¦ã‚‚ä¸å®‰å®šã«ãªã‚‹ã§ã—ょã†ã€‚
ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã®å€¤ã¯ä»Šä½¿ç”¨ã—ã¦ã„ã‚‹ Apache ã® <code class="directive"><a href="#threadsperchild">ThreadsPerChild</a></code> ã®äºˆæƒ³ä¸Šé™å€¤ã‚’
超ãˆãŸå€¤ã«ã¯è¨å®šã—ãªã„ã§ãã ã•ã„。
</p>
<p><code class="directive">ThreadLimit</code> ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ã¯
<code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code> ã®ã¨ã㯠<code>1920</code> ã§ã€
ä»–ã®å ´åˆã¯ <code>64</code> ã§ã™ã€‚</p>
<div class="note"><h3>注æ„</h3>
<p><code>ThreadLimit 20000</code> (<code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>
ã®å ´åˆã¯ <code>ThreadLimit 15000</code> )
ã¨ã„ã†åˆ¶é™ä»˜ãã§ã‚³ãƒ³ãƒ‘イルã•ã‚Œã¦ã„ã¾ã™ã€‚
ã“ã‚Œã¯ã‚¹ãƒšãƒ«ãƒŸã‚¹ã«ã‚ˆã£ã¦èª¤ã£ã¦é…·ã„状æ³ã«ãªã‚‹ã®ã‚’ã€
回é¿ã™ã‚‹ãŸã‚ã®å‡¦ç½®ã§ã™ã€‚</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="ThreadsPerChild" id="ThreadsPerChild">ThreadsPerChild</a> <a name="threadsperchild" id="threadsperchild">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>åプãƒã‚»ã‚¹ãã‚Œãžã‚Œã«ç”Ÿæˆã•ã‚Œã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰æ•°</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>ThreadsPerChild <var>number</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>詳細ã¯ä½¿ç”¨æ–¹æ³•ã‚’å‚ç…§</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
</table>
<p>ã“ã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã¯ã€ãã‚Œãžã‚Œã®åプãƒã‚»ã‚¹ã§ç”Ÿæˆã•ã‚Œã‚‹
スレッド数をè¨å®šã—ã¾ã™ã€‚
åプãƒã‚»ã‚¹ã¯é–‹å§‹æ™‚ã«ã“れらã®ã‚¹ãƒ¬ãƒƒãƒ‰ã‚’生æˆã—ã¦ã€
ãã®å¾Œã¯ç”Ÿæˆã—ã¾ã›ã‚“。<code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code> ã®ã‚ˆã†ãªã€
åプãƒã‚»ã‚¹ãŒä¸€ã¤ã—ã‹ãªã„よã†ãª MPM を利用ã—ã¦ã„ã‚‹ã®ã§ã‚ã‚Œã°ã€
ã“ã®å€¤ã¯ã‚µãƒ¼ãƒã®è² è·å…¨ä½“ã‚’å分å–り扱ãˆã‚‹ç¨‹åº¦ã«ã€
大ãããªã‘ã‚Œã°ãªã‚Šã¾ã›ã‚“。<code class="module"><a href="../mod/worker.html">worker</a></code> ã®ã‚ˆã†ãªã€
åプãƒã‚»ã‚¹ãŒè¤‡æ•°ã‚るよã†ãª MPM を利用ã—ã¦ã„ã‚‹ã®ã§ã‚ã‚Œã°ã€
サーãƒã®é€šå¸¸è² è·ã‚’å分扱ãˆã‚‹ç¨‹åº¦ã«ã€
<em>スレッドç·æ•°</em>ãŒå¤šããªã‘ã‚Œã°ãªã‚Šã¾ã›ã‚“。</p>
<p><code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>ã§ã® <code class="directive">ThreadsPerChild</code>
ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ã¯ <code>64</code> ã§ã€ä»–ã®å ´åˆã¯
<code>25</code> ã§ã™ã€‚</p>
</div>
<div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div>
<div class="directive-section"><h2><a name="ThreadStackSize" id="ThreadStackSize">ThreadStackSize</a> <a name="threadstacksize" id="threadstacksize">ディレクティブ</a></h2>
<table class="directive">
<tr><th><a href="directive-dict.html#Description">説明:</a></th><td>クライアントã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’å—ã‘æŒã¤ã‚¹ãƒ¬ãƒƒãƒ‰ãŒä½¿ç”¨ã™ã‚‹
スタックã®ãƒã‚¤ãƒˆæ•°</td></tr>
<tr><th><a href="directive-dict.html#Syntax">構文:</a></th><td><code>ThreadStackSize <var>size</var></code></td></tr>
<tr><th><a href="directive-dict.html#Default">デフォルト:</a></th><td><code>NetWare ã§ã¯ 65536。他㮠OS ã§ã¯é•ã£ãŸå€¤</code></td></tr>
<tr><th><a href="directive-dict.html#Context">コンテã‚スト:</a></th><td>サーãƒè¨å®šãƒ•ã‚¡ã‚¤ãƒ«</td></tr>
<tr><th><a href="directive-dict.html#Status">ステータス:</a></th><td>MPM</td></tr>
<tr><th><a href="directive-dict.html#Module">モジュール:</a></th><td><code class="module"><a href="../mod/leader.html">leader</a></code>, <code class="module"><a href="../mod/mpm_netware.html">mpm_netware</a></code>, <code class="module"><a href="../mod/mpm_winnt.html">mpm_winnt</a></code>, <code class="module"><a href="../mod/perchild.html">perchild</a></code>, <code class="module"><a href="../mod/threadpool.html">threadpool</a></code>, <code class="module"><a href="../mod/worker.html">worker</a></code></td></tr>
<tr><th><a href="directive-dict.html#Compatibility">互æ›æ€§:</a></th><td>2.1 以é™</td></tr>
</table>
<p>クライアントコãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’å—ã‘æŒã¡ã€ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³å‡¦ç†ã«å¿…è¦ãªãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã®
呼ã³å‡ºã—ã‚’è¡Œãªã£ã¦ã„るスレッドã®ã€(自動変数用ã®) スタックサイズã¯
<code class="directive">ThreadStackSize</code> ディレクティブã§æŒ‡å®šã—ã¾ã™ã€‚
大抵ã®å ´åˆ OS ã®æŒ‡å®šã—ã¦ã„るスタックサイズã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ã¯
é©åˆ‡ãªã‚‚ã®ã§ã™ãŒã€èª¿æ•´ãŒå¿…è¦ã«ãªã‚‹å ´åˆã‚‚ã‚ã‚Šã¾ã™:</p>
<ul>
<li>スレッドスタックサイズã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ãŒæ¯”較的å°ã•ãè¨å®šã•ã‚Œã¦ã„ã‚‹
プラットホーム(例ãˆã° HP-UX) ã§ã¯ã€è‡ªå‹•å¤‰æ•°ç”¨ã®é ˜åŸŸã§å¤§ããªå®¹é‡ã‚’
使用ã™ã‚‹ã‚µãƒ¼ãƒ‰ãƒ‘ーティ製モジュールã®ãŸã‚ã« Apache ãŒã‚¯ãƒ©ãƒƒã‚·ãƒ¥ã™ã‚‹
å ´åˆã‚‚ã‚ã‚Šã¾ã™ã€‚ãã®ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã¯ä»–ã®ãƒ—ラットホームã§ã¯
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㧠OS ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆå€¤ã‚ˆã‚Šå¤§ããªå€¤ã‚’指定ã™ã‚‹ã“ã¨ã§è§£æ±ºã—ã¾ã™ã€‚
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スレッド数をより多ãæŒãŸã›ã‚‰ã‚Œã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚
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テストã§ãã‚‹å ´åˆã«é™ã£ã¦è¡Œãªã†ã¹ãã§ã™ã€‚
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Web サーãƒã®è¨å®šã‚’変更ã™ã‚‹ã¨ã€ç¾åœ¨ã® <code class="directive">ThreadStackSize</code>
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</ul>
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