Mercurial > hg > nginx-site
annotate xml/en/docs/ngx_core_module.xml @ 945:b44d957e4edc
Donor added.
author | Maxim Konovalov <maxim@nginx.com> |
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date | Thu, 25 Jul 2013 07:40:15 +0000 |
parents | 3860b37d56c0 |
children | aded7086e84f |
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1 <?xml version="1.0"?> |
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2 |
580
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3 <!-- |
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4 Copyright (C) Igor Sysoev |
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5 Copyright (C) Nginx, Inc. |
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6 --> |
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7 |
63
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8 <!DOCTYPE module SYSTEM "../../../dtd/module.dtd"> |
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9 |
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10 <module name="Core functionality" |
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11 link="/en/docs/ngx_core_module.html" |
589 | 12 lang="en" |
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13 rev="8"> |
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14 |
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15 <section id="example" name="Example Configuration"> |
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16 |
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17 <para> |
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18 <example> |
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19 user www www; |
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20 worker_processes 2; |
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21 |
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22 error_log /var/log/nginx-error.log info; |
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23 |
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24 events { |
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25 use kqueue; |
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26 worker_connections 2048; |
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27 } |
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28 |
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29 ... |
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30 </example> |
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31 </para> |
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32 |
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33 </section> |
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34 |
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35 |
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36 <section id="directives" name="Directives"> |
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37 |
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38 <directive name="accept_mutex"> |
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39 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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40 <default>on</default> |
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41 <context>events</context> |
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42 |
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43 <para> |
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44 If enabled, |
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45 accepts of new connections by multiple worker processes will be serialized. |
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46 Otherwise, all worker processes will be notified about new connections, |
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47 and if volume of new connections is low, some of the worker processes |
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48 may just waste system resources. |
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49 <note> |
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50 The use of <link doc="events.xml" id="rtsig"/> |
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51 connection processing method |
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52 requires <literal>accept_mutex</literal> to be enabled. |
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53 </note> |
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54 </para> |
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55 |
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56 </directive> |
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57 |
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58 |
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59 <directive name="accept_mutex_delay"> |
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60 <syntax><value>time</value></syntax> |
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61 <default>500ms</default> |
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62 <context>events</context> |
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63 |
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64 <para> |
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65 If <link id="accept_mutex"/> is enabled, specifies the maximum time |
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66 during which a worker process will try to restart accepting new |
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67 connections if another worker process is already doing this |
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68 currently. |
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69 </para> |
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70 |
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71 </directive> |
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72 |
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73 |
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74 <directive name="daemon"> |
271 | 75 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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76 <default>on</default> |
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77 <context>main</context> |
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78 |
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79 <para> |
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80 Determines whether nginx should become a daemon. |
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81 Mainly used during development. |
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82 </para> |
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83 |
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84 </directive> |
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85 |
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86 |
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87 <directive name="debug_connection"> |
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88 <syntax> |
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89 <value>address</value> | |
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90 <value>CIDR</value> | |
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91 <literal>unix:</literal></syntax> |
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92 <default/> |
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93 <context>events</context> |
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94 |
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95 <para> |
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96 Enables debugging log for selected client connections. |
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97 Other connections will use logging level set by the |
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98 <link id="error_log"/> directive. |
523 | 99 Debugged connections are specified by IPv4 or IPv6 (1.3.0, 1.2.1) |
100 address or network. | |
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101 A connection may also be specified using a hostname. |
523 | 102 For connections using UNIX-domain sockets (1.3.0, 1.2.1), |
103 debugging log is enabled by the “<literal>unix:</literal>” parameter. | |
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104 <example> |
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105 events { |
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106 debug_connection 127.0.0.1; |
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107 debug_connection localhost; |
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108 debug_connection 192.0.2.0/24; |
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109 debug_connection ::1; |
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110 debug_connection 2001:0db8::/32; |
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111 debug_connection unix:; |
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112 ... |
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113 } |
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114 </example> |
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115 <note> |
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116 For this directive to work, nginx needs to |
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117 be built with <literal>--with-debug</literal>, |
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118 see “<link doc="debugging_log.xml"/>”. |
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119 </note> |
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120 </para> |
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121 |
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122 </directive> |
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123 |
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124 |
574 | 125 <directive name="debug_points"> |
126 <syntax><literal>abort</literal> | <literal>stop</literal></syntax> | |
127 <default/> | |
128 <context>main</context> | |
129 | |
130 <para> | |
131 This directive is used for debugging. | |
132 </para> | |
133 | |
134 <para> | |
135 When internal error is detected, e.g. the leak of sockets on | |
136 restart of working processes, enabling <literal>debug_points</literal> | |
137 leads to a core file creation (<literal>abort</literal>) | |
138 or stopping a process (<literal>stop</literal>) for further | |
139 analysis using a system debugger. | |
140 </para> | |
141 | |
142 </directive> | |
143 | |
144 | |
158
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145 <directive name="error_log"> |
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146 <syntax> |
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147 <value>file</value> | <literal>stderr</literal> |
271 | 148 [<literal>debug</literal> | |
149 <literal>info</literal> | | |
150 <literal>notice</literal> | | |
151 <literal>warn</literal> | | |
152 <literal>error</literal> | | |
153 <literal>crit</literal> | | |
154 <literal>alert</literal> | | |
155 <literal>emerg</literal>]</syntax> | |
158
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156 <default>logs/error.log error</default> |
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157 <context>main</context> |
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158 <context>http</context> |
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159 <context>server</context> |
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160 <context>location</context> |
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161 |
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162 <para> |
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163 Configures logging. |
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164 Several logs can be specified on the same level (1.5.2). |
158
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165 </para> |
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166 |
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167 <para> |
271 | 168 The first parameter defines a file that will store the log. |
158
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169 <!-- |
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170 If filename is not absolute, it is prefixed with the prefix path. |
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171 --> |
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172 The special value <literal>stderr</literal> selects the standard error file. |
158
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173 </para> |
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174 |
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175 <para> |
271 | 176 The second parameter determines the level of logging. |
158
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177 Log levels above are listed in the order of increasing severity. |
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178 Setting a certain log level will cause all messages of |
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179 the specified and more severe log levels to be logged. |
271 | 180 For example, the default level <literal>error</literal> will |
181 cause <literal>error</literal>, <literal>crit</literal>, | |
182 <literal>alert</literal>, and <literal>emerg</literal> messages | |
158
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183 to be logged. |
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184 If this parameter is omitted then <literal>error</literal> is used. |
158
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185 <note> |
271 | 186 For <literal>debug</literal> logging to work, nginx needs to |
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187 be built with <literal>--with-debug</literal>, |
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188 see “<link doc="debugging_log.xml"/>”. |
158
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189 </note> |
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190 </para> |
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191 |
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192 </directive> |
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193 |
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194 |
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195 <directive name="env"> |
271 | 196 <syntax><value>variable</value>[=<value>value</value>]</syntax> |
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197 <default>TZ</default> |
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198 <context>main</context> |
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199 |
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200 <para> |
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201 By default, nginx removes all environment variables inherited |
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202 from its parent process except the TZ variable. |
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203 This directive allows to preserve some of the inherited variables, |
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204 change their values, or create new environment variables. |
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205 These variables are then: |
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206 <list type="bullet"> |
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207 |
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208 <listitem> |
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209 inherited during a <link doc="control.xml" id="upgrade">live upgrade</link> |
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210 of an executable file; |
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211 </listitem> |
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212 |
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213 <listitem> |
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214 used by the module |
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215 <link doc="http/ngx_http_perl_module.xml">ngx_http_perl_module</link>; |
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216 </listitem> |
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217 |
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218 <listitem> |
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219 used by worker processes. |
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220 Please bear in mind that controlling system libraries in this way |
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221 is not always possible as it is not uncommon for libraries to check |
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222 variables only during initialization, well before they can be set |
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223 using this directive. |
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224 An exception from this is an above mentioned |
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225 <link doc="control.xml" id="upgrade">live upgrade</link> |
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226 of an executable file. |
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227 </listitem> |
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228 |
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229 </list> |
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230 </para> |
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231 |
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232 <para> |
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233 The TZ variable is always inherited and made available to the module |
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234 <link doc="http/ngx_http_perl_module.xml">ngx_http_perl_module</link>, |
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235 unless configured explicitly. |
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236 </para> |
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237 |
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238 <para> |
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239 Usage example: |
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240 <example> |
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241 env MALLOC_OPTIONS; |
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242 env PERL5LIB=/data/site/modules; |
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243 env OPENSSL_ALLOW_PROXY_CERTS=1; |
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244 </example> |
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245 </para> |
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246 |
444
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247 <para> |
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248 <note> |
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249 The NGINX environment variable is used internally by nginx |
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250 and should not be set directly by the user. |
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251 </note> |
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252 </para> |
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253 |
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254 </directive> |
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255 |
249 | 256 |
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257 <directive name="events"> |
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258 <syntax block="yes"/> |
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259 <default/> |
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260 <context>main</context> |
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261 |
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262 <para> |
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263 Provides a configuration file context in which the directives that |
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264 affect connection processing are specified. |
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265 </para> |
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266 |
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267 </directive> |
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268 |
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269 |
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270 <directive name="include"> |
271 | 271 <syntax><value>file</value> | <value>mask</value></syntax> |
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272 <default/> |
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273 <context/> |
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274 |
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275 <para> |
271 | 276 Includes another <value>file</value>, or files matching the |
277 specified <value>mask</value>, into configuration. | |
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278 Included files should consist of |
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279 syntactically correct directives and blocks. |
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280 </para> |
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281 |
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282 <para> |
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283 Usage example: |
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284 <example> |
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285 include mime.types; |
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286 include vhosts/*.conf; |
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287 </example> |
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288 </para> |
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289 |
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290 </directive> |
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291 |
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292 |
571
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293 <directive name="lock_file"> |
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294 <syntax><value>file</value></syntax> |
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295 <default>logs/nginx.lock</default> |
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296 <context>main</context> |
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297 |
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298 <para> |
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299 nginx uses the locking mechanism to implement <link id="accept_mutex"/> |
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300 and serialize accesses to shared memory. |
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301 On most systems the locks are implemented using atomic operations, |
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302 and this directive is ignored. |
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303 On other systems the “lock file” mechanism is used. |
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304 This directive specifies a prefix for the names of lock files. |
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305 </para> |
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306 |
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307 </directive> |
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308 |
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309 |
63
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310 <directive name="master_process"> |
271 | 311 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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312 <default>on</default> |
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313 <context>main</context> |
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314 |
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315 <para> |
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316 Determines whether worker processes are started. |
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317 This directive is intended for nginx developers. |
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318 </para> |
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319 |
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320 </directive> |
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321 |
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322 |
571
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323 <directive name="multi_accept"> |
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324 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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325 <default>off</default> |
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326 <context>events</context> |
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327 |
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328 <para> |
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329 If disabled, a worker process |
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330 will accept one new connection at a time. |
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331 Otherwise, a worker process |
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332 will accept all new connections at a time. |
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333 <note> |
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334 The directive is ignored if <link doc="events.xml" id="kqueue"/> |
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335 connection processing method is used because it can report |
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336 the number of new connections waiting to be accepted. |
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337 </note> |
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338 <note> |
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339 The use of <link doc="events.xml" id="rtsig"/> |
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340 connection processing method |
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341 automatically enables <literal>multi_accept</literal>. |
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342 </note> |
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343 </para> |
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344 |
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345 </directive> |
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346 |
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347 |
289
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348 <directive name="pcre_jit"> |
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349 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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350 <default>off</default> |
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351 <context>main</context> |
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352 <appeared-in>1.1.12</appeared-in> |
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353 |
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354 <para> |
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355 Enables or disables the use of “just-in-time compilation” (PCRE JIT) |
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356 for regular expressions known at configuration parse time. |
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357 </para> |
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358 |
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359 <para> |
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360 PCRE JIT can speed up processing of regular expressions significantly. |
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361 <note> |
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362 The JIT is available in PCRE libraries starting from version 8.20 |
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363 built with the <literal>--enable-jit</literal> configuration parameter. |
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364 When building the PCRE library with nginx (<literal>--with-pcre=</literal>), |
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365 the JIT support should be enabled with the |
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366 <literal>--with-pcre-jit</literal> configuration parameter. |
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367 </note> |
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368 </para> |
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369 |
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370 </directive> |
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371 |
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372 |
63
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373 <directive name="pid"> |
271 | 374 <syntax><value>file</value></syntax> |
102
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375 <default>nginx.pid</default> |
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376 <context>main</context> |
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377 |
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378 <para> |
271 | 379 Defines a <value>file</value> that will store the process ID of the main process. |
63
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380 </para> |
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381 |
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382 </directive> |
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383 |
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384 |
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385 <directive name="ssl_engine"> |
271 | 386 <syntax><value>device</value></syntax> |
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387 <default/> |
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388 <context>main</context> |
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389 |
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390 <para> |
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391 Defines the name of the hardware SSL accelerator. |
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392 </para> |
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393 |
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394 </directive> |
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395 |
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396 |
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397 <directive name="timer_resolution"> |
271 | 398 <syntax><value>interval</value></syntax> |
63
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399 <default/> |
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400 <context>main</context> |
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401 |
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402 <para> |
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403 Reduces timer resolution in worker processes, thus reducing the |
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404 number of <c-func>gettimeofday</c-func> system calls made. |
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405 By default, <c-func>gettimeofday</c-func> is called each time |
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406 on receiving a kernel event. |
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407 With reduced resolution, <c-func>gettimeofday</c-func> is only |
271 | 408 called once per specified <value>interval</value>. |
63
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409 </para> |
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410 |
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411 <para> |
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412 Example: |
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413 <example> |
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414 timer_resolution 100ms; |
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415 </example> |
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416 </para> |
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417 |
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418 <para> |
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419 An internal implementation of interval depends on the method used: |
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420 <list type="bullet"> |
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421 |
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422 <listitem> |
271 | 423 an <c-def>EVFILT_TIMER</c-def> filter if <literal>kqueue</literal> is used; |
63
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424 </listitem> |
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425 |
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426 <listitem> |
271 | 427 <c-func>timer_create</c-func> if <literal>eventport</literal> is used; |
63
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428 </listitem> |
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429 |
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430 <listitem> |
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431 <c-func>setitimer</c-func> otherwise. |
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432 </listitem> |
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433 |
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434 </list> |
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435 </para> |
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436 |
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437 </directive> |
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438 |
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439 |
556
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440 <directive name="use"> |
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441 <syntax><value>method</value></syntax> |
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442 <default/> |
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443 <context>events</context> |
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444 |
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445 <para> |
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446 Specifies the <link doc="events.xml">connection processing</link> |
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447 <value>method</value> to use. |
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448 There is normally no need to specify it explicitly because nginx will |
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449 by default use the most efficient method. |
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450 </para> |
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451 |
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452 </directive> |
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453 |
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454 |
82
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455 <directive name="user"> |
271 | 456 <syntax><value>user</value> [<value>group</value>]</syntax> |
102
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457 <default>nobody nobody</default> |
63
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458 <context>main</context> |
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459 |
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460 <para> |
271 | 461 Defines <value>user</value> and <value>group</value> |
82
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462 credentials used by worker processes. |
271 | 463 If <value>group</value> is omitted, a group whose name equals |
464 that of <value>user</value> is used. | |
63
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465 </para> |
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466 |
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467 </directive> |
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468 |
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469 |
749
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Documented 'worker_aio_requests' directive.
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470 <directive name="worker_aio_requests"> |
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471 <syntax><value>number</value></syntax> |
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472 <default>32</default> |
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473 <context>events</context> |
750
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474 <appeared-in>1.1.4</appeared-in> |
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475 <appeared-in>1.0.7</appeared-in> |
749
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476 |
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477 <para> |
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478 When using <link doc="http/ngx_http_core_module.xml" id="aio"/> |
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479 with the <link doc="../docs/events.xml" id="epoll"/> |
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480 connection processing method, sets the maximum <value>number</value> of |
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481 outstanding asynchronous I/O operations |
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482 for a single worker process. |
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483 </para> |
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484 |
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485 </directive> |
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486 |
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487 |
545
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488 <directive name="worker_connections"> |
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489 <syntax><value>number</value></syntax> |
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490 <default>512</default> |
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491 <context>events</context> |
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492 |
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493 <para> |
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494 Sets the maximum number of simultaneous connections that |
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495 can be opened by a worker process. |
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496 </para> |
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497 |
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498 <para> |
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499 It should be kept in mind that this number includes all connections |
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500 (e.g. connections with proxied servers, among other things), |
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501 not only connections with clients. |
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502 Another consideration is that the actual number of simultaneous |
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503 connections may not exceed the current limit on |
659
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Avoid the uses of second person.
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504 the maximum number of open files that can be changed by |
545
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505 <link id="worker_rlimit_nofile"/>. |
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506 </para> |
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507 |
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508 </directive> |
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509 |
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510 |
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511 <directive name="worker_cpu_affinity"> |
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512 <syntax><value>cpumask</value> ...</syntax> |
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513 <default/> |
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514 <context>main</context> |
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515 |
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516 <para> |
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517 Binds worker processes to the sets of CPUs. |
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518 Each CPU set is represented by a bitmask of allowed to use CPUs. |
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519 There should be a separate set defined for each of the worker processes. |
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520 By default, worker processes are not bound to any specific CPUs. |
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521 </para> |
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522 |
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523 <para> |
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524 For example, |
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525 <example> |
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526 worker_processes 4; |
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527 worker_cpu_affinity 0001 0010 0100 1000; |
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528 </example> |
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529 binds each worker process to a separate CPU, while |
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530 <example> |
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531 worker_processes 2; |
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Documented the "worker_cpu_affinity" directive.
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|
532 worker_cpu_affinity 0101 1010; |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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diff
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|
533 </example> |
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Documented the "worker_cpu_affinity" directive.
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diff
changeset
|
534 binds the first worker process to CPU0/CPU2, |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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diff
changeset
|
535 and the second worker process to CPU1/CPU3. |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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diff
changeset
|
536 The second example is suitable for hyper-threading. |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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diff
changeset
|
537 </para> |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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455
diff
changeset
|
538 |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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parents:
455
diff
changeset
|
539 <para> |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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parents:
455
diff
changeset
|
540 <note> |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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parents:
455
diff
changeset
|
541 The directive is only available on FreeBSD and Linux. |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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parents:
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diff
changeset
|
542 </note> |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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parents:
455
diff
changeset
|
543 </para> |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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parents:
455
diff
changeset
|
544 |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
Ruslan Ermilov <ru@nginx.com>
parents:
455
diff
changeset
|
545 </directive> |
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Documented the "worker_cpu_affinity" directive.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
546 |
8275e169f77b
Documented the "worker_cpu_affinity" directive.
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parents:
455
diff
changeset
|
547 |
63
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Initial English translation of ngx_core_module.
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|
548 <directive name="worker_priority"> |
271 | 549 <syntax><value>number</value></syntax> |
102
c76a257f3fd4
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diff
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|
550 <default>0</default> |
63
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551 <context>main</context> |
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Initial English translation of ngx_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
552 |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
553 <para> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
554 Defines a scheduling priority for worker processes like is |
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Initial English translation of ngx_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
555 done by the <command>nice</command> command: a negative |
271 | 556 <value>number</value> |
63
6108fd3217e7
Initial English translation of ngx_core_module.
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|
557 means higher priority. |
6108fd3217e7
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parents:
diff
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|
558 Allowed range normally varies from -20 to 20. |
6108fd3217e7
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diff
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|
559 </para> |
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parents:
diff
changeset
|
560 |
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Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
561 <para> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
562 Example: |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
563 <example> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
564 worker_priority -10; |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
565 </example> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
566 </para> |
6108fd3217e7
Initial English translation of ngx_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
567 |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
568 </directive> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
569 |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
570 |
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Initial English translation of ngx_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
571 <directive name="worker_processes"> |
740
46d70031bea9
Documented the recently added "auto" parameter of the
Andrey Belov <defan@nginx.com>
parents:
659
diff
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|
572 <syntax><value>number</value> | <literal>auto</literal></syntax> |
102
c76a257f3fd4
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diff
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|
573 <default>1</default> |
63
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diff
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|
574 <context>main</context> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
575 |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
576 <para> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
577 Defines the number of worker processes. |
6108fd3217e7
Initial English translation of ngx_core_module.
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diff
changeset
|
578 </para> |
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parents:
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|
579 |
226
c4b33b07dcfe
Added some basic hints on how to tune "worker_processes".
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parents:
158
diff
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|
580 <para> |
c4b33b07dcfe
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diff
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|
581 The optimal value depends on many factors including (but not |
c4b33b07dcfe
Added some basic hints on how to tune "worker_processes".
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|
582 limited to) the number of CPU cores, the number of hard disk |
c4b33b07dcfe
Added some basic hints on how to tune "worker_processes".
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diff
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|
583 drives that store data, and load pattern. |
c4b33b07dcfe
Added some basic hints on how to tune "worker_processes".
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diff
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|
584 When in doubt, setting it to the number of available CPU cores |
740
46d70031bea9
Documented the recently added "auto" parameter of the
Andrey Belov <defan@nginx.com>
parents:
659
diff
changeset
|
585 would be a good start (the value “<literal>auto</literal>” |
46d70031bea9
Documented the recently added "auto" parameter of the
Andrey Belov <defan@nginx.com>
parents:
659
diff
changeset
|
586 will try to autodetect it). |
742
3a2e35f4c279
Documented that "worker_processes auto" appeared in version 1.3.8.
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parents:
740
diff
changeset
|
587 <note> |
3a2e35f4c279
Documented that "worker_processes auto" appeared in version 1.3.8.
Ruslan Ermilov <ru@nginx.com>
parents:
740
diff
changeset
|
588 The <literal>auto</literal> parameter is supported starting from |
764
f8434fdd3cd9
The "auto" parameter of the ""worker_processes" directive
Ruslan Ermilov <ru@nginx.com>
parents:
750
diff
changeset
|
589 versions 1.3.8 and 1.2.5. |
742
3a2e35f4c279
Documented that "worker_processes auto" appeared in version 1.3.8.
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parents:
740
diff
changeset
|
590 </note> |
226
c4b33b07dcfe
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158
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|
591 </para> |
c4b33b07dcfe
Added some basic hints on how to tune "worker_processes".
Ruslan Ermilov <ru@nginx.com>
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|
592 |
63
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Initial English translation of ngx_core_module.
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diff
changeset
|
593 </directive> |
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Initial English translation of ngx_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
594 |
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Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
595 |
82
89c31b453d40
Sorted directives alphabetically.
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parents:
63
diff
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|
596 <directive name="worker_rlimit_core"> |
271 | 597 <syntax><value>size</value></syntax> |
82
89c31b453d40
Sorted directives alphabetically.
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diff
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|
598 <default/> |
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diff
changeset
|
599 <context>main</context> |
89c31b453d40
Sorted directives alphabetically.
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63
diff
changeset
|
600 |
89c31b453d40
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diff
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|
601 <para> |
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63
diff
changeset
|
602 Changes the limit on the largest size of a core file |
89c31b453d40
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parents:
63
diff
changeset
|
603 (<c-def>RLIMIT_CORE</c-def>) for worker processes. |
89c31b453d40
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diff
changeset
|
604 Used to increase the limit without restarting the main process. |
89c31b453d40
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63
diff
changeset
|
605 </para> |
89c31b453d40
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Ruslan Ermilov <ru@nginx.com>
parents:
63
diff
changeset
|
606 |
89c31b453d40
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parents:
63
diff
changeset
|
607 </directive> |
89c31b453d40
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parents:
63
diff
changeset
|
608 |
89c31b453d40
Sorted directives alphabetically.
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parents:
63
diff
changeset
|
609 |
89c31b453d40
Sorted directives alphabetically.
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parents:
63
diff
changeset
|
610 <directive name="worker_rlimit_nofile"> |
271 | 611 <syntax><value>number</value></syntax> |
82
89c31b453d40
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diff
changeset
|
612 <default/> |
89c31b453d40
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63
diff
changeset
|
613 <context>main</context> |
89c31b453d40
Sorted directives alphabetically.
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parents:
63
diff
changeset
|
614 |
89c31b453d40
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parents:
63
diff
changeset
|
615 <para> |
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63
diff
changeset
|
616 Changes the limit on the maximum number of open files |
89c31b453d40
Sorted directives alphabetically.
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diff
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|
617 (<c-def>RLIMIT_NOFILE</c-def>) for worker processes. |
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diff
changeset
|
618 Used to increase the limit without restarting the main process. |
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diff
changeset
|
619 </para> |
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63
diff
changeset
|
620 |
89c31b453d40
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diff
changeset
|
621 </directive> |
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63
diff
changeset
|
622 |
89c31b453d40
Sorted directives alphabetically.
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63
diff
changeset
|
623 |
554
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
624 <directive name="worker_rlimit_sigpending"> |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
625 <syntax><value>number</value></syntax> |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
626 <default/> |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
627 <context>main</context> |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
628 |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
629 <para> |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
630 On systems that support <link doc="events.xml" id="rtsig"/> |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
631 connection processing method, |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
632 changes the limit on the number of signals that may be queued |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
633 (<c-def>RLIMIT_SIGPENDING</c-def>) for worker processes. |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
634 Used to increase the limit without restarting the main process. |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
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parents:
545
diff
changeset
|
635 </para> |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
Ruslan Ermilov <ru@nginx.com>
parents:
545
diff
changeset
|
636 |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
Ruslan Ermilov <ru@nginx.com>
parents:
545
diff
changeset
|
637 </directive> |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
Ruslan Ermilov <ru@nginx.com>
parents:
545
diff
changeset
|
638 |
ccb7451af1d8
Documented the "worker_rlimit_sigpending" directive.
Ruslan Ermilov <ru@nginx.com>
parents:
545
diff
changeset
|
639 |
63
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
640 <directive name="working_directory"> |
271 | 641 <syntax><value>directory</value></syntax> |
63
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
642 <default/> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
643 <context>main</context> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
644 |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
645 <para> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
646 Defines a current working directory for a worker process. |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
647 It is primarily used when writing a core-file, in which case |
262
676abe405aba
Changed one instance of "working process" to "worker process".
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249
diff
changeset
|
648 a worker process should have write permission for the |
63
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
649 specified directory. |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
650 </para> |
6108fd3217e7
Initial English translation of ngx_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
651 |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
652 </directive> |
6108fd3217e7
Initial English translation of ngx_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
653 |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
654 </section> |
6108fd3217e7
Initial English translation of ngx_core_module.
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parents:
diff
changeset
|
655 |
6108fd3217e7
Initial English translation of ngx_core_module.
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diff
changeset
|
656 </module> |