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comparison xml/en/docs/http/ngx_http_proxy_module.xml @ 302:df728215db07

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Documented "proxy_cache_lock", "proxy_cache_lock_timeout", "fastcgi_cache_lock", and "fastcgi_cache_lock_timeout".
author Ruslan Ermilov <ru@nginx.com>
date Thu, 29 Dec 2011 15:36:38 +0000
parents 94c8df379088
children 86732337c730
comparison
equal deleted inserted replaced
301:ced6daa61e83 302:df728215db07
151 </example> 151 </example>
152 By default, the directive’s value is close to the string 152 By default, the directive’s value is close to the string
153 <example> 153 <example>
154 proxy_cache_key $scheme$proxy_host$uri$is_args$args; 154 proxy_cache_key $scheme$proxy_host$uri$is_args$args;
155 </example> 155 </example>
156 </para>
157
158 </directive>
159
160
161 <directive name="proxy_cache_lock">
162 <syntax><literal>on</literal> | <literal>off</literal></syntax>
163 <default>off</default>
164 <context>http</context>
165 <context>server</context>
166 <context>location</context>
167
168 <para>
169 When enabled, only one request at a time will be allowed to populate
170 a new cache element identified according to the <link id="proxy_cache_key"/>
171 directive by passing a request to a proxied server.
172 Other requests of the same cache element will either wait
173 for a response to appear in the cache, or the cache lock for
174 this element to be released, up to the time set by the
175 <link id="proxy_cache_lock_timeout"/> directive.
176 </para>
177
178 </directive>
179
180
181 <directive name="proxy_cache_lock_timeout">
182 <syntax><value>time</value></syntax>
183 <default>5s</default>
184 <context>http</context>
185 <context>server</context>
186 <context>location</context>
187
188 <para>
189 Sets a timeout for <link id="proxy_cache_lock"/>.
156 </para> 190 </para>
157 191
158 </directive> 192 </directive>
159 193
160 194