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1 <?xml version='1.0' encoding='EUC-KR' ?>
2 <!DOCTYPE manualpage SYSTEM "./style/manualpage.dtd">
3 <?xml-stylesheet type="text/xsl" href="./style/manual.ko.xsl"?>
4 <!-- English revision: 1.9 -->
5 <manualpage metafile="stopping.xml.meta">
6
7   <title>Áß´Ü°ú Àç½ÃÀÛ</title>
8
9 <summary>
10     <p>ÀÌ ¹®¼­´Â À¯´Ð½º·ù ½Ã½ºÅÛ¿¡¼­ ¾ÆÆÄÄ¡¸¦ Áß´ÜÇÏ°í Àç½ÃÀÛÇÏ´Â
11     ³»¿ëÀ» ´ã°íÀÖ´Ù. À©µµ¿ìÁî NT, 2000, XP »ç¿ëÀڴ <a
12     href="platform/windows.html#winsvc">¼­ºñ½º·Î ¾ÆÆÄÄ¡
13     ½ÇÇàÇϱâ</a>¿¡¼­, À©µµ¿ìÁî 9x¿Í ME »ç¿ëÀڴ <a
14     href="platform/windows.html#wincons">Äݼ֠ÇÁ·Î±×·¥À¸·Î
15     ¾ÆÆÄÄ¡ ½ÇÇàÇϱâ</a>¿¡¼­ Ç÷¡Æûº° ¾ÆÆÄÄ¡ Á¶ÀÛ¹ýÀ» ¾Ë ¼ö ÀÖ´Ù.</p>
16 </summary>
17
18 <seealso><a href="programs/httpd.html">httpd</a></seealso>
19 <seealso><a href="programs/apachectl.html">apachectl</a></seealso>
20
21 <section id="introduction"><title>¼Ò°³</title>
22
23     <p>¾ÆÆÄÄ¡¸¦ Áß´ÜÇÏ°í Àç½ÃÀÛÇÏ·Á¸é ½ÇÇàÇÏ°í ÀÖ´Â
24     <code>httpd</code> ÇÁ·Î¼¼½º¿¡ ½Ã±×³ÎÀ» º¸³»¾ß ÇÑ´Ù. ½Ã±×³ÎÀ»
25     º¸³»´Â ¹æ¹ýÀº µÎ°¡Áö´Ù. Çϳª´Â À¯´Ð½º <code>kill</code>
26     ¸í·É¾î¸¦ »ç¿ëÇÏ¿© ÇÁ·Î¼¼½º¿¡ Á÷Á¢ ½Ã±×³ÎÀ» º¸³»´Â ¹æ¹ýÀÌ´Ù.
27     ½Ã½ºÅÛ¿¡ ¸¹Àº <code>httpd</code>°¡ ½ÇÇàµÇÁö¸¸, <directive
28     module="mpm_common">PidFile</directive>¿¡ pid°¡ ±â·ÏµÈ ºÎ¸ð¿Ü¿¡
29     ´Ù¸¥ ÇÁ·Î¼¼½º¿¡ ½Ã±×³Î(signal)À» º¸³»¸é ¾ÈµÈ´Ù. Áï, ºÎ¸ðÀÌ¿Ü¿¡
30     ´Ù¸¥ ÇÁ·Î¼¼½º¿¡ ½Ã±×³ÎÀ» º¸³¾ ÇÊ¿ä°¡ ¾ø´Ù´Â ¸»ÀÌ´Ù. ºÎ¸ð¿¡°Ô
31     º¸³¾ ¼ö Àִ ½Ã±×³ÎÀº ¼¼°¡Áö·Î, ÀÌÁ¦ ¼³¸íÇÒ <code><a
32     href="#term">TERM</a></code>, <code><a
33     href="#hup">HUP</a></code>, <code><a
34     href="#graceful">USR1</a></code>ÀÌ´Ù.</p>
35
36     <p>´ÙÀ½°ú °°ÀÌ ºÎ¸ð¿¡°Ô ½Ã±×³ÎÀ» º¸³½´Ù:</p>
37
38 <example>kill -TERM `cat /usr/local/apache2/logs/httpd.pid`</example>
39
40     <p><code>httpd</code> ÇÁ·Î¼¼½º¿¡°Ô ½Ã±×³ÎÀ» º¸³»´Â ´Ù¸¥ ¹æ¹ýÀº
41     ¸í·ÉÇ࠿ɼǠ<code>-k</code>¸¦ »ç¿ëÇϴ °ÍÀÌ´Ù. ¾Æ·¡¼­ ¼³¸íÇÒ
42     <code>stop</code>, <code>restart</code>, <code>graceful</code>Àº
43     <a href="programs/httpd.html">httpd</a> ½ÇÇàÆÄÀÏÀÇ ¾Æ±Ô¸ÕÆ®µéÀÌ´Ù.
44     ±×·¯³ª ÀÌ ¾Æ±Ô¸ÕÆ®µé·Î <code>httpd</code>¸¦ ½ÇÇàÇÏ´Â, <a
45     href="programs/apachectl.html">apachectl</a> ½ºÅ©¸³Æ®¸¦
46     »ç¿ëÇϱ栱ÇÇÑ´Ù.</p>
47
48     <p><code>httpd</code>¿¡ ½Ã±×³ÎÀ» º¸³½ÈÄ, ´ÙÀ½ ¸í·É¾î·Î
49     ÁøÇà»óȲÀ» ¾Ë ¼ö ÀÖ´Ù:</p>
50
51 <example>tail -f /usr/local/apache2/logs/error_log</example>
52
53     <p>À§ ¿¹¸¦ ´ç½ÅÀÇ <directive
54     module="core">ServerRoot</directive>¿Í <directive
55     module="mpm_common">PidFile</directive> ¼³Á¤¿¡ ¾Ë¸Â°Ô ¼öÁ¤Ç϶ó.</p>
56 </section>
57
58 <section id="term"><title>´çÀå Áß´Ü</title>
59
60 <dl><dt>½Ã±×³Î: TERM</dt>
61 <dd><code>apachectl -k stop</code></dd>
62 </dl>
63
64     <p><code>TERM</code>À̳ª <code>stop</code> ½Ã±×³ÎÀ» ºÎ¸ð¿¡°Ô
65     º¸³»¸é Áï½Ã ¸ðµç ÀÚ½ÄÀ» Á×ÀδÙ. ÀÚ½ÄÀ» ¿ÏÀüÈ÷ Á×À̴µ¥´Â
66     ¸î ÃÊ°¡ °É¸± ¼ö ÀÖ´Ù. ±×·±ÈÄ ºÎ¸ð°¡ Á¾·áÇÑ´Ù. Ã³¸®ÁßÀΠ¿äûÀº
67     Áߴܵǰí, ´õ ÀÌ»ó ¿äûÀ» ¹ÞÁö¾Ê´Â´Ù.</p>
68 </section>
69
70 <section id="graceful"><title>Á¡ÀÝÀº Àç½ÃÀÛ</title>
71
72 <dl><dt>½Ã±×³Î: USR1</dt>
73 <dd><code>apachectl -k graceful</code></dd>
74 </dl>
75
76     <p><code>USR1</code>À̳ª <code>graceful</code> ½Ã±×³ÎÀ»
77     ºÎ¸ð¿¡°Ô º¸³»¸é ºÎ¸ð ÇÁ·Î¼¼½º´Â Àڽĵ鿡°Ô ÇöÀç ¿äûÀ»
78     Ã³¸®ÇÑÈÄ Á¾·áÇ϶ó°í (ȤÀº ÇöÀ砾ƹ«°Íµµ Ã³¸®ÇÏÁö ¾Ê´Ù¸é
79     Áï½Ã Á¾·áÇ϶ó°í) <em>Á¶¾ðÇÑ´Ù</em>. ºÎ¸ð´Â ¼³Á¤ÆÄÀÏÀ»
80     ´Ù½ÃÀÐ°í ·Î±×ÆÄÀϵµ ´Ù½Ã ¿¬´Ù. ÀÚ½ÄÀÌ Á×À»¶§¸¶´Ù ºÎ¸ð´Â
81     Á×Àº ÀڽĴë½Å »õ·Î¿î ¼³Á¤ <em>¼¼´ë</em>¿¡ ±âÃÊÇÑ ÀÚ½ÄÀ»
82     ½ÇÇàÇÏ¿© Áï½Ã ¿äûÀ» Ã³¸®ÇÏ°Ô ÇÑ´Ù.</p>
83
84     <note>Á¡ÀÝÀº Àç½ÃÀÛ(graceful restart)À¸·Î <code>USR1</code>À»
85     »ç¿ëÇÒ ¼ö ¾ø´Â Ç÷¡Æû¿¡¼­´Â ´ë½Å (<code>WINCH</code>¿Í °°Àº)
86     ´Ù¸¥ ½Ã±×³ÎÀ» »ç¿ëÇÒ ¼ö ÀÖ´Ù. <code>apachectl graceful</code>Àº
87     Ç÷¡Æû¿¡ ¾Ë¸ÂÀº ½Ã±×³ÎÀ» º¸³½´Ù.</note>
88
89     <p>Á¡ÀÝÀº Àç½ÃÀÛÀº Ç×»ó MPMÀÇ ÇÁ·Î¼¼½º Á¶Àý Áö½Ã¾î ¼³Á¤À»
90     °í·ÁÇÏ¿©, Àç½ÃÀÛµ¿¾È Å¬¶óÀ̾ðÆ®¸¦ ¼­ºñ½ºÇϴ ÇÁ·Î¼¼½º³ª ¾²·¹µå°¡
91     Àû´çÇÑ ¼ö¸¦ À¯ÁöÇϵµ·Ï ¼³°èµÇ¾ú´Ù. °Ô´Ù°¡ <directive
92     module="mpm_common">StartServers</directive>´Â, ÀÏÃÊ ÈÄ
93     ÃÖ¼ÒÇÑ StartServers¸¸Å­ »õ·Î¿î ÀÚ½ÄÀÌ ¾È¸¸µé¾îÁö¸é ÀÚ½ÄÀÌ
94     StartServers °³°¡ µÇµµ·Ï »õ·Î ¸¸µç´Ù. Áï, ÇÁ·Î±×·¥Àº ¼­¹öÀÇ
95     ÇöÀç ºÎÇÏ¿¡ ¾Ë¸ÂÀº ÀÚ½ÄÀÇ °³¼ö¸¦ À¯ÁöÇϸç,
96     <directive>StartServers</directive> ÆĶó¹ÌÅͷΠÁöÁ¤ÇÑ ´ç½ÅÀÇ
97     ±â´ë¸¦ Á¸ÁßÇÑ´Ù.</p>
98
99     <p><module>mod_status</module> »ç¿ëÀڴ <code>USR1</code>À»
100     ¹ÞÀ»¶§ ¼­¹ö Åë°è°¡ 0ÀÌ µÇÁö <strong>¾ÊÀ½À»</strong> ºÃÀ»
101     °ÍÀÌ´Ù. ¼­¹ö´Â »õ·Î¿î ¿äûÀ» (¿î¿µÃ¼Á¦´Â À̵éÀ» Å¥¿¡ ´ã¾Æ¼­
102     ¾î¶² °æ¿ì¿¡µµ ÀÒ¾î¹ö¸®Áö ¾Ê´Â´Ù) Ã³¸®ÇÏÁö ¸øÇϴ ½Ã°£À»
103     ÃÖ¼ÒÈ­ÇÏ°í ´ç½ÅÀÇ Æ©´× ÆĶó¹ÌÅ͸¦ Á¸ÁßÇϵµ·Ï ¸¸µé¾îÁ³´Ù.
104     À̸¦ À§ÇØ ¼¼´ë°£ ¸ðµç ÀÚ½ÄÀ» ±â·ÏÇϴ <em>scoreboard</em>¸¦
105     À¯ÁöÇÑ´Ù.</p>
106
107     <p>status ¸ðµâÀº ¶ÇÇÑ Á¡ÀÝÀº Àç½ÃÀÛ Àü¿¡ ½ÃÀÛÇÏ¿© ¾ÆÁ÷µµ
108     ¿äûÀ» Ã³¸®ÇÏ°í Àִ ÀÚ½ÄÀ» <code>G</code>·Î ¾Ë·ÁÁØ´Ù.</p>
109
110     <p>ÇöÀç·Î´Â <code>USR1</code>À» »ç¿ëÇϴ ·Î±×¼øȯ ½ºÅ©¸³Æ®°¡
111     Àç½ÃÀÛÀü¿¡ ¸ðµç ÀÚ½ÄÀÌ ·Î±×ÀÛ¼ºÀ» ¸¶ÃÆ´ÂÁö ¾Ë ¼ö ÀÖ´Â
112     ¹æ¹ýÀÌ ¾ø´Ù. ¿ì¸®´Â <code>USR1</code> ½Ã±×³ÎÀ» º¸³»°í
113     Àû´çÇÑ ½Ã°£ÀÌ Áö³­ÈÄ ÀÌÀü ·Î±×¸¦ ´Ù·çµµ·Ï Á¦¾ÈÇÑ´Ù. ¿¹¸¦
114     µé¾î ³·Àº ´ë¿ªÆø »ç¿ëÀÚÀÇ °æ¿ì Á¢¼Ó ´ëºÎºÐÀÌ ¸¶Ä¡´Âµ¥ 10ºÐÀÌ
115     ¾È°É¸°´Ù¸é, ÀÌÀü ·Î±×¸¦ ´Ù·ç±âÀü¿¡ 15ºÐ ±â´Ù¸°´Ù.</p>
116
117     <note>¼³Á¤ÆÄÀÏ¿¡ ¿À·ù°¡ ÀÖ´Ù¸é Àç½ÃÀ۽àºÎ¸ð´Â Àç½ÃÀÛÇÏÁö
118     ¾Ê°í ¿À·ù¸¦ ³»¸ç Á¾·áÇÑ´Ù. ¶Ç, Á¡ÀÝÀº Àç½ÃÀÛÀÇ °æ¿ì Á¾·áÇÒ¶§
119     ÀÚ½ÄÀÌ ½ÇÇàµÇµµ·Ï ³öµÐ´Ù. (ÀڽĵéÀº ÀÚ½ÅÀÇ ¸¶Áö¸· ¿äûÀ»
120     Ã³¸®ÇÏ°í "Á¡ÀÝ°Ô Á¾·áÇÑ´Ù".) À̴ ¼­¹ö¸¦ Àç½ÃÀÛÇÒ¶§
121     ¹®Á¦°¡ µÈ´Ù. ¼­¹ö´Â ÀÚ½ÅÀÌ ±â´Ù¸± Æ÷Æ®¿¡ ¿¬°áÇÏÁö ¸øÇÑ´Ù.
122     Àç½ÃÀÛÀü¿¡ <code>-t</code> ¸í·ÉÇ࠿ɼÇ(<a
123     href="programs/httpd.html">httpd</a> Âü°í)À¸·Î ¼³Á¤ÆÄÀÏ
124     ¹®¹ýÀ» °Ë»çÇÒ ¼ö ÀÖ´Ù. ±×·¯³ª ÀÌ·± °Ë»çµµ ¼­¹ö°¡ ¿Ã¹Ù·Î
125     Àç½ÃÀÛÇÒÁö¸¦ º¸ÀåÇÏÁö ¸øÇÑ´Ù. ¼³Á¤ÆÄÀÏÀÇ ¹®¹ýÀÌ ¾Æ´Ñ Àǹ̸¦
126     °Ë»çÇÏ·Á¸é root°¡ ¾Æ´Ñ »ç¿ëÀڷΠ<code>httpd</code>¸¦ ½ÃÀÛÇغ¼ ¼ö ÀÖ´Ù.
127     root°¡ ¾Æ´Ï±â¶§¹®¿¡ (¾Æ´Ï¸é ÇöÀç ±× Æ÷Æ®¸¦ »ç¿ëÇÏ´Â
128     <code>httpd</code>°¡ ½ÇÇàµÇ±â¶§¹®¿¡) ¿À·ù°¡ ¾ø´Ù¸é ¼ÒÄÏ°ú
129     ·Î±×ÆÄÀÏÀ» ¿­·Á°í ½ÃµµÇϴ °úÁ¤¿¡¼­ ½ÇÆÐÇÒ °ÍÀÌ´Ù. ´Ù¸¥
130     ÀÌÀ¯¶§¹®¿¡ ½ÇÆÐÇѴٸ頾Ƹ¶µµ ¼³Á¤ÆÄÀÏ¿¡ ¿À·ù°¡ ÀÖÀ» °ÍÀÌ´Ù.
131     Á¡ÀÝÀº Àç½ÃÀÛÀ» ÇϱâÀü¿¡ ¿À·ù¸¦ °íÃľßÇÑ´Ù.</note>
132 </section>
133
134 <section id="hup"><title>´çÀå Àç½ÃÀÛ</title>
135
136 <dl><dt>½Ã±×³Î: HUP</dt>
137 <dd><code>apachectl -k restart</code></dd>
138 </dl>
139
140     <p><code>HUP</code>À̳ª <code>restart</code> ½Ã±×³ÎÀ»
141     ºÎ¸ð¿¡°Ô º¸³»¸é <code>TERM</code>°ú °°ÀÌ ¸ðµç ÀÚ½ÄÀ»
142     Á×ÀÌÁö¸¸ ºÎ¸ð´Â Á¾·áÇÏÁö ¾Ê´Â´Ù. ºÎ¸ð´Â ¼³Á¤ÆÄÀÏÀ» ´Ù½ÃÀаí
143     ·Î±×ÆÄÀÏÀ» ´Ù½Ã ¿¬´Ù. ±×¸®°í »õ·Î¿î ÀڽĵéÀ» ¸¸µé°í ¼­ºñ½º¸¦
144     °è¼ÓÇÑ´Ù.</p>
145
146     <p><module>mod_status</module> »ç¿ëÀڴ <code>HUP</code>¸¦
147     º¸³»¸é ¼­¹ö Åë°è°¡ 0ÀÌ µÊÀ» ¾Ë ¼ö ÀÖ´Ù.</p>
148
149 <note>¼³Á¤ÆÄÀÏ¿¡ ¿À·ù°¡ ÀÖ´Ù¸é Àç½ÃÀÛÀ» Çصµ ºÎ¸ð´Â Àç½ÃÀÛÇÏÁö
150 ¾Ê°í ¿À·ù¸¦ ³»¸ç Á¾·áÇÒ °ÍÀÌ´Ù. À̸¦ ÇÇÇϴ ¹æ¹ýÀº À§¸¦ Âü°íÇ϶ó.</note>
151 </section>
152
153 <section id="race"><title>ºÎ·Ï: ½Ã±×³Î°ú ·¹À̽º ÄÁµð¼Ç</title>
154
155     <p>Apache 1.2b9 ÀÌÀü¿¡´Â Àç½ÃÀÛ°ú Á¾·á ½Ã±×³Î¿¡ °ü°èµÈ
156     <em>·¹À̽º ÄÁµð¼Ç(race condition)</em>ÀÌ ÀÖ¾ú´Ù. (·¹À̽º
157     ÄÁµð¼ÇÀº °£´ÜÇÑ ¼³¸íÇÏÀÚ¸é, ¾î¶² ÀÏÀÌ À߸øµÈ¶§ ÀϾ¼­
158     ±â´ëÇÑ´ë·Î µ¿ÀÛÇÏÁö ¾Ê´Â ½Ã°£¿¡ ¹Î°¨ÇÑ ¹®Á¦´Ù.) "¿Ã¹Ù¸¥"
159     ±â´ÉÀÌ Àִ ¾ÆÅ°ÅØÃÄ¿¡¼­ ¿ì¸®´Â ÀÌ·± ¹®Á¦¸¦ ÃÖ´ëÇÑ ÇØ°áÇß´Ù.
160     ±×·¯³ª ¾î¶² ¾ÆÅ°ÅØÃÄ¿¡´Â ¾ÆÁ÷µµ ·¹À̽º ÄÁµð¼ÇÀÌ Á¸ÀçÇÔÀ»
161     ÁÖÀÇÇ϶ó.</p>
162
163     <p><directive module="mpm_common">ScoreBoardFile</directive>À»
164     µð½ºÅ©¿¡ ÀúÀåÇϴ ¾ÆÅ°ÅØÃĴ scoreboard¸¦ ¸Á°¡Æ®¸± °¡´É¼ºÀÌ
165     ÀÖ´Ù. ±×·¯¸é (<code>HUP</code>ÈÄ) "bind: Address already in use"
166     È¤Àº (<code>USR1</code> ÈÄ) "long lost child came home!"ÀÌ
167     ¹ß»ýÇÒ ¼ö ÀÖ´Ù. ÀüÀڴ ½É°¢ÇÑ ¿À·ùÀÌ°í, ÈÄÀڴ ´ÜÁö ¼­¹ö°¡
168     scoreboard slotÀ» ÀÒ°Ô ¸¸µç´Ù. ±×·¡¼­ °­Á¦ Àç½ÃÀÛÀ» ÁÙÀÌ°í
169     Á¡ÀÝÀº Àç½ÃÀÛÀ» »ç¿ëÇϱæ ÃßõÇÑ´Ù. ÀÌ ¹®Á¦´Â ÇØ°áÇϱ⠸ſì
170     Èûµé´Ù. ±×·¯³ª ´ÙÇàÈ÷µµ ´ëºÎºÐÀÇ ¾ÆÅ°ÅØÃĴ scoreboard·Î ÆÄÀÏÀ»
171     »ç¿ëÇÏÁö ¾Ê´Â´Ù. ÆÄÀÏÀ» »ç¿ëÇϴ ¾ÆÅ°ÅØÃĶó¸é <directive
172     module="mpm_common">ScoreBoardFile</directive> ¹®¼­¸¦ Âü°íÇ϶ó.</p>
173
174     <p>¸ðµç ¾ÆÅ°ÅØÃÄ¿¡´Â Áö¼ÓµÇ´Â HTTP ¿¬°á (KeepAlive)¿¡¼­
175     µÎ¹ø° ÀÌÈÄ ¿äûÀ» Ã³¸®Çϴ ÀڽĿ¡ ¾à°£ÀÇ ·¹À̽º ÄÁµð¼ÇÀÌ
176     ÀÖ´Ù. ÀÚ½ÄÀº ¿äûÁÙÀ» ÀÐÀº ÈÄ ¿äû Çì´õ¸¦ ÀбâÀü¿¡ Á¾·áÇÒ ¼ö
177     ÀÖ´Ù. ÀÌ ¹®Á¦´Â ³Ê¹« ´Ê°Ô ¹ß°ßÇÏ¿© 1.2 ¹öÀüÀÌ ³ª¿ÂÈÄ¿¡¾ß
178     ¼öÁ¤µÇ¾ú´Ù. ±×·¯³ª ³×Æ®¿÷ Áö¿¬À̳ª ¼­¹ö ½Ã°£Á¦ÇѶ§¹®¿¡ KeepAlive
179     Å¬¶óÀ̾ðÆ®´Â ÀÌ·± °æ¿ì¸¦ ¿¹»óÇؾßÇϱ⠶§¹®¿¡ À̷л󠹮Á¦´Â
180     ¾ÈµÈ´Ù. ½ÇÁ¦·Î ¼­¹ö¸¦ °Ë»çÇϱâÀ§ÇØ ÀÏÃÊ¿¡ 20¹ø Àç½ÃÀÛÇϴ µ¿¾È
181     Å¬¶óÀ̾ðÆ®°¡ ±úÁø ±×¸²À̳ª ºó ¹®¼­¾øÀÌ »çÀÌÆ®¸¦ ¼º°øÀûÀ¸·Î
182     ÀоîµéÀ̱栱â´ëÇÏÁö ¾Ê´Â´Ù¸é ¹®Á¦°¡ ¾ÈµÈ´Ù.</p>
183 </section>
184
185 </manualpage>