mark async websockets tunnel stuff as experimental

[apache] / docs / manual / stopping.xml.ko

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<manualpage metafile="stopping.xml.meta">

  <title>Áß´Ü°ú Àç½ÃÀÛ</title>

<summary>
    <p>ÀÌ ¹®¼­´Â À¯´Ð½º·ù ½Ã½ºÅÛ¿¡¼­ ¾ÆÆÄÄ¡¸¦ Áß´ÜÇÏ°í Àç½ÃÀÛÇÏ´Â
    ³»¿ëÀ» ´ã°íÀÖ´Ù. À©µµ¿ìÁî NT, 2000, XP »ç¿ëÀÚ´Â <a
    href="platform/windows.html#winsvc">¼­ºñ½º·Î ¾ÆÆÄÄ¡
    ½ÇÇàÇϱâ</a>¿¡¼­, À©µµ¿ìÁî 9x¿Í ME »ç¿ëÀÚ´Â <a
    href="platform/windows.html#wincons">ÄÝ¼Ö ÇÁ·Î±×·¥À¸·Î
    ¾ÆÆÄÄ¡ ½ÇÇàÇϱâ</a>¿¡¼­ Ç÷¡Æûº° ¾ÆÆÄÄ¡ Á¶ÀÛ¹ýÀ» ¾Ë ¼ö ÀÖ´Ù.</p>
</summary>

<seealso><a href="programs/httpd.html">httpd</a></seealso>
<seealso><a href="programs/apachectl.html">apachectl</a></seealso>

<section id="introduction"><title>¼Ò°³</title>

    <p>¾ÆÆÄÄ¡¸¦ Áß´ÜÇÏ°í Àç½ÃÀÛÇÏ·Á¸é ½ÇÇàÇÏ°í ÀÖ´Â
    <code>httpd</code> ÇÁ·Î¼¼½º¿¡ ½Ã±×³ÎÀ» º¸³»¾ß ÇÑ´Ù. ½Ã±×³ÎÀ»
    º¸³»´Â ¹æ¹ýÀº µÎ°¡Áö´Ù. Çϳª´Â À¯´Ð½º <code>kill</code>
    ¸í·É¾î¸¦ »ç¿ëÇÏ¿© ÇÁ·Î¼¼½º¿¡ Á÷Á¢ ½Ã±×³ÎÀ» º¸³»´Â ¹æ¹ýÀÌ´Ù.
    ½Ã½ºÅÛ¿¡ ¸¹Àº <code>httpd</code>°¡ ½ÇÇàµÇÁö¸¸, <directive
    module="mpm_common">PidFile</directive>¿¡ pid°¡ ±â·ÏµÈ ºÎ¸ð¿Ü¿¡
    ´Ù¸¥ ÇÁ·Î¼¼½º¿¡ ½Ã±×³Î(signal)À» º¸³»¸é ¾ÈµÈ´Ù. Áï, ºÎ¸ðÀÌ¿Ü¿¡
    ´Ù¸¥ ÇÁ·Î¼¼½º¿¡ ½Ã±×³ÎÀ» º¸³¾ ÇÊ¿ä°¡ ¾ø´Ù´Â ¸»ÀÌ´Ù. ºÎ¸ð¿¡°Ô
    º¸³¾ ¼ö ÀÖ´Â ½Ã±×³ÎÀº ¼¼°¡Áö·Î, ÀÌÁ¦ ¼³¸íÇÒ <code><a
    href="#term">TERM</a></code>, <code><a
    href="#hup">HUP</a></code>, <code><a
    href="#graceful">USR1</a></code>ÀÌ´Ù.</p>

    <p>´ÙÀ½°ú °°ÀÌ ºÎ¸ð¿¡°Ô ½Ã±×³ÎÀ» º¸³½´Ù:</p>

<example>kill -TERM `cat /usr/local/apache2/logs/httpd.pid`</example>

    <p><code>httpd</code> ÇÁ·Î¼¼½º¿¡°Ô ½Ã±×³ÎÀ» º¸³»´Â ´Ù¸¥ ¹æ¹ýÀº
    ¸í·ÉÇà ¿É¼Ç <code>-k</code>¸¦ »ç¿ëÇÏ´Â °ÍÀÌ´Ù. ¾Æ·¡¼­ ¼³¸íÇÒ
    <code>stop</code>, <code>restart</code>, <code>graceful</code>˼
    <a href="programs/httpd.html">httpd</a> ½ÇÇàÆÄÀÏÀÇ ¾Æ±Ô¸ÕÆ®µéÀÌ´Ù.
    ±×·¯³ª ÀÌ ¾Æ±Ô¸ÕÆ®µé·Î <code>httpd</code>¸¦ ½ÇÇàÇÏ´Â, <a
    href="programs/apachectl.html">apachectl</a> ½ºÅ©¸³Æ®¸¦
    »ç¿ëÇÏ±æ ±ÇÇÑ´Ù.</p>

    <p><code>httpd</code>¿¡ ½Ã±×³ÎÀ» º¸³½ÈÄ, ´ÙÀ½ ¸í·É¾î·Î
    ÁøÇà»óȲÀ» ¾Ë ¼ö ÀÖ´Ù:</p>

<example>tail -f /usr/local/apache2/logs/error_log</example>

    <p>À§ ¿¹¸¦ ´ç½ÅÀÇ <directive
    module="core">ServerRoot</directive>¿Í <directive
    module="mpm_common">PidFile</directive> ¼³Á¤¿¡ ¾Ë¸Â°Ô ¼öÁ¤Ç϶ó.</p>
</section>

<section id="term"><title>´çÀå Áß´Ü</title>

<dl><dt>½Ã±×³Î: TERM</dt>
<dd><code>apachectl -k stop</code></dd>
</dl>

    <p><code>TERM</code>À̳ª <code>stop</code> ½Ã±×³ÎÀ» ºÎ¸ð¿¡°Ô
    º¸³»¸é Áï½Ã ¸ðµç ÀÚ½ÄÀ» Á×ÀδÙ. ÀÚ½ÄÀ» ¿ÏÀüÈ÷ Á×À̴µ¥´Â
    ¸î ÃÊ°¡ °É¸± ¼ö ÀÖ´Ù. ±×·±ÈÄ ºÎ¸ð°¡ Á¾·áÇÑ´Ù. ó¸®ÁßÀÎ ¿äûÀº
    Áߴܵǰí, ´õ ÀÌ»ó ¿äûÀ» ¹ÞÁö¾Ê´Â´Ù.</p>
</section>

<section id="graceful"><title>Á¡ÀÝÀº Àç½ÃÀÛ</title>

<dl><dt>½Ã±×³Î: USR1</dt>
<dd><code>apachectl -k graceful</code></dd>
</dl>

    <p><code>USR1</code>À̳ª <code>graceful</code> ½Ã±×³ÎÀ»
    ºÎ¸ð¿¡°Ô º¸³»¸é ºÎ¸ð ÇÁ·Î¼¼½º´Â Àڽĵ鿡°Ô ÇöÀç ¿äûÀ»
    ó¸®ÇÑÈÄ Á¾·áÇ϶ó°í (ȤÀº ÇöÀç ¾Æ¹«°Íµµ ó¸®ÇÏÁö ¾Ê´Ù¸é
    Áï½Ã Á¾·áÇ϶ó°í) <em>Á¶¾ðÇÑ´Ù</em>. ºÎ¸ð´Â ¼³Á¤ÆÄÀÏÀ»
    ´Ù½ÃÀÐ°í ·Î±×ÆÄÀϵµ ´Ù½Ã ¿¬´Ù. ÀÚ½ÄÀÌ Á×À»¶§¸¶´Ù ºÎ¸ð´Â
    Á×Àº ÀڽĴë½Å »õ·Î¿î ¼³Á¤ <em>¼¼´ë</em>¿¡ ±âÃÊÇÑ ÀÚ½ÄÀ»
    ½ÇÇàÇÏ¿© Áï½Ã ¿äûÀ» ó¸®ÇÏ°Ô ÇÑ´Ù.</p>

    <note>Á¡ÀÝÀº Àç½ÃÀÛ(graceful restart)À¸·Î <code>USR1</code>À»
    »ç¿ëÇÒ ¼ö ¾ø´Â Ç÷¡Æû¿¡¼­´Â ´ë½Å (<code>WINCH</code>¿Í °°Àº)
    ´Ù¸¥ ½Ã±×³ÎÀ» »ç¿ëÇÒ ¼ö ÀÖ´Ù. <code>apachectl graceful</code>Àº
    Ç÷¡Æû¿¡ ¾Ë¸ÂÀº ½Ã±×³ÎÀ» º¸³½´Ù.</note>

    <p>Á¡ÀÝÀº Àç½ÃÀÛÀº Ç×»ó MPMÀÇ ÇÁ·Î¼¼½º Á¶Àý Áö½Ã¾î ¼³Á¤À»
    °í·ÁÇÏ¿©, Àç½ÃÀÛµ¿¾È Ŭ¶óÀ̾ðÆ®¸¦ ¼­ºñ½ºÇÏ´Â ÇÁ·Î¼¼½º³ª ¾²·¹µå°¡
    Àû´çÇÑ ¼ö¸¦ À¯ÁöÇϵµ·Ï ¼³°èµÇ¾ú´Ù. °Ô´Ù°¡ <directive
    module="mpm_common">StartServers</directive>´Â, ÀÏÃÊ ÈÄ
    ÃÖ¼ÒÇÑ StartServers¸¸Å­ »õ·Î¿î ÀÚ½ÄÀÌ ¾È¸¸µé¾îÁö¸é ÀÚ½ÄÀÌ
    StartServers °³°¡ µÇµµ·Ï »õ·Î ¸¸µç´Ù. Áï, ÇÁ·Î±×·¥Àº ¼­¹öÀÇ
    ÇöÀç ºÎÇÏ¿¡ ¾Ë¸ÂÀº ÀÚ½ÄÀÇ °³¼ö¸¦ À¯ÁöÇϸç,
    <directive>StartServers</directive> ÆĶó¹ÌÅÍ·Î ÁöÁ¤ÇÑ ´ç½ÅÀÇ
    ±â´ë¸¦ Á¸ÁßÇÑ´Ù.</p>

    <p><module>mod_status</module> »ç¿ëÀÚ´Â <code>USR1</code>À»
    ¹ÞÀ»¶§ ¼­¹ö Åë°è°¡ 0ÀÌ µÇÁö <strong>¾ÊÀ½À»</strong> ºÃÀ»
    °ÍÀÌ´Ù. ¼­¹ö´Â »õ·Î¿î ¿äûÀ» (¿î¿µÃ¼Á¦´Â À̵éÀ» Å¥¿¡ ´ã¾Æ¼­
    ¾î¶² °æ¿ì¿¡µµ ÀÒ¾î¹ö¸®Áö ¾Ê´Â´Ù) ó¸®ÇÏÁö ¸øÇÏ´Â ½Ã°£À»
    ÃÖ¼ÒÈ­ÇÏ°í ´ç½ÅÀÇ Æ©´× ÆĶó¹ÌÅ͸¦ Á¸ÁßÇϵµ·Ï ¸¸µé¾îÁ³´Ù.
    À̸¦ À§ÇØ ¼¼´ë°£ ¸ðµç ÀÚ½ÄÀ» ±â·ÏÇÏ´Â <em>scoreboard</em>¸¦
    À¯ÁöÇÑ´Ù.</p>

    <p>status ¸ðµâÀº ¶ÇÇÑ Á¡ÀÝÀº Àç½ÃÀÛ Àü¿¡ ½ÃÀÛÇÏ¿© ¾ÆÁ÷µµ
    ¿äûÀ» ó¸®ÇÏ°í ÀÖ´Â ÀÚ½ÄÀ» <code>G</code>·Î ¾Ë·ÁÁØ´Ù.</p>

    <p>ÇöÀç·Î´Â <code>USR1</code>À» »ç¿ëÇÏ´Â ·Î±×¼øȯ ½ºÅ©¸³Æ®°¡
    Àç½ÃÀÛÀü¿¡ ¸ðµç ÀÚ½ÄÀÌ ·Î±×ÀÛ¼ºÀ» ¸¶ÃÆ´ÂÁö ¾Ë ¼ö ÀÖ´Â
    ¹æ¹ýÀÌ ¾ø´Ù. ¿ì¸®´Â <code>USR1</code> ½Ã±×³ÎÀ» º¸³»°í
    Àû´çÇÑ ½Ã°£ÀÌ Áö³­ÈÄ ÀÌÀü ·Î±×¸¦ ´Ù·çµµ·Ï Á¦¾ÈÇÑ´Ù. ¿¹¸¦
    µé¾î ³·Àº ´ë¿ªÆø »ç¿ëÀÚÀÇ °æ¿ì Á¢¼Ó ´ëºÎºÐÀÌ ¸¶Ä¡´Âµ¥ 10ºÐÀÌ
    ¾È°É¸°´Ù¸é, ÀÌÀü ·Î±×¸¦ ´Ù·ç±âÀü¿¡ 15ºÐ ±â´Ù¸°´Ù.</p>

    <note>¼³Á¤ÆÄÀÏ¿¡ ¿À·ù°¡ ÀÖ´Ù¸é Àç½ÃÀ۽à ºÎ¸ð´Â Àç½ÃÀÛÇÏÁö
    ¾Ê°í ¿À·ù¸¦ ³»¸ç Á¾·áÇÑ´Ù. ¶Ç, Á¡ÀÝÀº Àç½ÃÀÛÀÇ °æ¿ì Á¾·áÇÒ¶§
    ÀÚ½ÄÀÌ ½ÇÇàµÇµµ·Ï ³öµÐ´Ù. (ÀڽĵéÀº ÀÚ½ÅÀÇ ¸¶Áö¸· ¿äûÀ»
    ó¸®ÇÏ°í "Á¡ÀÝ°Ô Á¾·áÇÑ´Ù".) ÀÌ´Â ¼­¹ö¸¦ Àç½ÃÀÛÇÒ¶§
    ¹®Á¦°¡ µÈ´Ù. ¼­¹ö´Â ÀÚ½ÅÀÌ ±â´Ù¸± Æ÷Æ®¿¡ ¿¬°áÇÏÁö ¸øÇÑ´Ù.
    Àç½ÃÀÛÀü¿¡ <code>-t</code> ¸í·ÉÇà ¿É¼Ç(<a
    href="programs/httpd.html">httpd</a> Âü°í)À¸·Î ¼³Á¤ÆÄÀÏ
    ¹®¹ýÀ» °Ë»çÇÒ ¼ö ÀÖ´Ù. ±×·¯³ª ÀÌ·± °Ë»çµµ ¼­¹ö°¡ ¿Ã¹Ù·Î
    Àç½ÃÀÛÇÒÁö¸¦ º¸ÀåÇÏÁö ¸øÇÑ´Ù. ¼³Á¤ÆÄÀÏÀÇ ¹®¹ýÀÌ ¾Æ´Ñ Àǹ̸¦
    °Ë»çÇÏ·Á¸é root°¡ ¾Æ´Ñ »ç¿ëÀÚ·Î <code>httpd</code>¸¦ ½ÃÀÛÇغ¼ ¼ö ÀÖ´Ù.
    root°¡ ¾Æ´Ï±â¶§¹®¿¡ (¾Æ´Ï¸é ÇöÀç ±× Æ÷Æ®¸¦ »ç¿ëÇÏ´Â
    <code>httpd</code>°¡ ½ÇÇàµÇ±â¶§¹®¿¡) ¿À·ù°¡ ¾ø´Ù¸é ¼ÒÄÏ°ú
    ·Î±×ÆÄÀÏÀ» ¿­·Á°í ½ÃµµÇÏ´Â °úÁ¤¿¡¼­ ½ÇÆÐÇÒ °ÍÀÌ´Ù. ´Ù¸¥
    ÀÌÀ¯¶§¹®¿¡ ½ÇÆÐÇÑ´Ù¸é ¾Æ¸¶µµ ¼³Á¤ÆÄÀÏ¿¡ ¿À·ù°¡ ÀÖÀ» °ÍÀÌ´Ù.
    Á¡ÀÝÀº Àç½ÃÀÛÀ» ÇϱâÀü¿¡ ¿À·ù¸¦ °íÃľßÇÑ´Ù.</note>
</section>

<section id="hup"><title>´çÀå Àç½ÃÀÛ</title>

<dl><dt>½Ã±×³Î: HUP</dt>
<dd><code>apachectl -k restart</code></dd>
</dl>

    <p><code>HUP</code>À̳ª <code>restart</code> ½Ã±×³ÎÀ»
    ºÎ¸ð¿¡°Ô º¸³»¸é <code>TERM</code>°ú °°ÀÌ ¸ðµç ÀÚ½ÄÀ»
    Á×ÀÌÁö¸¸ ºÎ¸ð´Â Á¾·áÇÏÁö ¾Ê´Â´Ù. ºÎ¸ð´Â ¼³Á¤ÆÄÀÏÀ» ´Ù½ÃÀаí
    ·Î±×ÆÄÀÏÀ» ´Ù½Ã ¿¬´Ù. ±×¸®°í »õ·Î¿î ÀڽĵéÀ» ¸¸µé°í ¼­ºñ½º¸¦
    °è¼ÓÇÑ´Ù.</p>

    <p><module>mod_status</module> »ç¿ëÀÚ´Â <code>HUP</code>¸¦
    º¸³»¸é ¼­¹ö Åë°è°¡ 0ÀÌ µÊÀ» ¾Ë ¼ö ÀÖ´Ù.</p>

<note>¼³Á¤ÆÄÀÏ¿¡ ¿À·ù°¡ ÀÖ´Ù¸é Àç½ÃÀÛÀ» Çصµ ºÎ¸ð´Â Àç½ÃÀÛÇÏÁö
¾Ê°í ¿À·ù¸¦ ³»¸ç Á¾·áÇÒ °ÍÀÌ´Ù. À̸¦ ÇÇÇÏ´Â ¹æ¹ýÀº À§¸¦ Âü°íÇ϶ó.</note>
</section>

<section id="race"><title>ºÎ·Ï: ½Ã±×³Î°ú ·¹À̽º ÄÁµð¼Ç</title>

    <p>Apache 1.2b9 ÀÌÀü¿¡´Â Àç½ÃÀÛ°ú Á¾·á ½Ã±×³Î¿¡ °ü°èµÈ
    <em>·¹À̽º ÄÁµð¼Ç(race condition)</em>ÀÌ ÀÖ¾ú´Ù. (·¹À̽º
    ÄÁµð¼ÇÀº °£´ÜÇÑ ¼³¸íÇÏÀÚ¸é, ¾î¶² ÀÏÀÌ À߸øµÈ¶§ ÀϾ¼­
    ±â´ëÇÑ´ë·Î µ¿ÀÛÇÏÁö ¾Ê´Â ½Ã°£¿¡ ¹Î°¨ÇÑ ¹®Á¦´Ù.) "¿Ã¹Ù¸¥"
    ±â´ÉÀÌ ÀÖ´Â ¾ÆÅ°ÅØÃÄ¿¡¼­ ¿ì¸®´Â ÀÌ·± ¹®Á¦¸¦ ÃÖ´ëÇÑ ÇØ°áÇß´Ù.
    ±×·¯³ª ¾î¶² ¾ÆÅ°ÅØÃÄ¿¡´Â ¾ÆÁ÷µµ ·¹À̽º ÄÁµð¼ÇÀÌ Á¸ÀçÇÔÀ»
    ÁÖÀÇÇ϶ó.</p>

    <p><directive module="mpm_common">ScoreBoardFile</directive>À»
    µð½ºÅ©¿¡ ÀúÀåÇÏ´Â ¾ÆÅ°ÅØÃÄ´Â scoreboard¸¦ ¸Á°¡Æ®¸± °¡´É¼ºÀÌ
    ÀÖ´Ù. ±×·¯¸é (<code>HUP</code>ÈÄ) "bind: Address already in use"
    ȤÀº (<code>USR1</code> ÈÄ) "long lost child came home!"ÀÌ
    ¹ß»ýÇÒ ¼ö ÀÖ´Ù. ÀüÀÚ´Â ½É°¢ÇÑ ¿À·ùÀÌ°í, ÈÄÀÚ´Â ´ÜÁö ¼­¹ö°¡
    scoreboard slotÀ» ÀÒ°Ô ¸¸µç´Ù. ±×·¡¼­ °­Á¦ Àç½ÃÀÛÀ» ÁÙÀÌ°í
    Á¡ÀÝÀº Àç½ÃÀÛÀ» »ç¿ëÇϱæ ÃßõÇÑ´Ù. ÀÌ ¹®Á¦´Â ÇØ°áÇϱ⠸ſì
    Èûµé´Ù. ±×·¯³ª ´ÙÇàÈ÷µµ ´ëºÎºÐÀÇ ¾ÆÅ°ÅØÃÄ´Â scoreboard·Î ÆÄÀÏÀ»
    »ç¿ëÇÏÁö ¾Ê´Â´Ù. ÆÄÀÏÀ» »ç¿ëÇÏ´Â ¾ÆÅ°ÅØÃĶó¸é <directive
    module="mpm_common">ScoreBoardFile</directive> ¹®¼­¸¦ Âü°íÇ϶ó.</p>

    <p>¸ðµç ¾ÆÅ°ÅØÃÄ¿¡´Â Áö¼ÓµÇ´Â HTTP ¿¬°á (KeepAlive)¿¡¼­
    µÎ¹ø° ÀÌÈÄ ¿äûÀ» ó¸®ÇÏ´Â ÀڽĿ¡ ¾à°£ÀÇ ·¹À̽º ÄÁµð¼ÇÀÌ
    ÀÖ´Ù. ÀÚ½ÄÀº ¿äûÁÙÀ» ÀÐÀº ÈÄ ¿äû Çì´õ¸¦ ÀбâÀü¿¡ Á¾·áÇÒ ¼ö
    ÀÖ´Ù. ÀÌ ¹®Á¦´Â ³Ê¹« ´Ê°Ô ¹ß°ßÇÏ¿© 1.2 ¹öÀüÀÌ ³ª¿ÂÈÄ¿¡¾ß
    ¼öÁ¤µÇ¾ú´Ù. ±×·¯³ª ³×Æ®¿÷ Áö¿¬À̳ª ¼­¹ö ½Ã°£Á¦ÇѶ§¹®¿¡ KeepAlive
    Ŭ¶óÀ̾ðÆ®´Â ÀÌ·± °æ¿ì¸¦ ¿¹»óÇؾßÇϱ⠶§¹®¿¡ ÀÌ·Ð»ó ¹®Á¦´Â
    ¾ÈµÈ´Ù. ½ÇÁ¦·Î ¼­¹ö¸¦ °Ë»çÇϱâÀ§ÇØ ÀÏÃÊ¿¡ 20¹ø Àç½ÃÀÛÇÏ´Â µ¿¾È
    Ŭ¶óÀ̾ðÆ®°¡ ±úÁø ±×¸²À̳ª ºó ¹®¼­¾øÀÌ »çÀÌÆ®¸¦ ¼º°øÀûÀ¸·Î
    ÀоîµéÀÌ±æ ±â´ëÇÏÁö ¾Ê´Â´Ù¸é ¹®Á¦°¡ ¾ÈµÈ´Ù.</p>
</section>

</manualpage>