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annotate xml/en/docs/debugging_log.xml @ 580:be54c443235a

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Added copyright markers to documentation sources.
author Ruslan Ermilov <ru@nginx.com>
date Tue, 10 Jul 2012 12:59:42 +0000
parents 8e1356bd281a
children 764fbac1b8b4
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 <!--
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2 Copyright (C) Igor Sysoev
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3 Copyright (C) Nginx, Inc.
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4 -->
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5
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6 <!DOCTYPE article SYSTEM "../../../dtd/article.dtd">
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7
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8 <article name="A debugging log"
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9 link="/en/docs/debugging_log.html"
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10 lang="en">
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12
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13 <section>
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14
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15 <para>
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16 To enable a debugging log, nginx needs to be configured to support
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17 debugging during the build:
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19 <programlisting>
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20 ./configure --with-debug ...
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21 </programlisting>
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22
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23 Then the <literal>debug</literal> level should be set with the
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24 <link doc="ngx_core_module.xml" id="error_log"/> directive:
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25
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26 <programlisting>
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27 error_log /path/to/log debug;
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28 </programlisting>
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30 The nginx binary version for Windows is always built with the debugging log
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31 support, so only setting the <literal>debug</literal> level will suffice.
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32 </para>
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33
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34 <para>
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35 Note that redefining the log without also specifying the
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36 <literal>debug</literal>
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37 level will disable the debugging log.
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38 In the example below, redefining the log on the
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39 <link doc="http/ngx_http_core_module.xml" id="server"/>
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40 level disables the debugging log for this server:
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41 <programlisting>
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42 error_log /path/to/log debug;
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44 http {
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45 server {
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46 error_log /path/to/log;
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47 ...
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48 </programlisting>
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49 To avoid this, either the line redefining the log should be
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50 commented out, or the <literal>debug</literal> level specification should
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51 also be added:
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52 <programlisting>
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53 error_log /path/to/log debug;
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54
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55 http {
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56 server {
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57 error_log /path/to/log debug;
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58 ...
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59 </programlisting>
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60 </para>
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61
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62 <para>
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63 It is also possible to enable the debugging log for
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64 <link doc="ngx_core_module.xml" id="debug_connection">selected
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65 client addresses</link> only:
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67 <programlisting>
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68 error_log /path/to/log;
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70 events {
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71 debug_connection 192.168.1.1;
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72 debug_connection 192.168.10.0/24;
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73 }
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74 </programlisting>
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75 </para>
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76
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77 </section>
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78
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79 </article>