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diff xml/en/docs/http/ngx_http_fastcgi_module.xml @ 505:837bcf62b628

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Emphasized on what the "updating" parameter of the "fastcgi_cache_use_stale" directive achieves. Referenced the "fastcgi_cache_lock" directive from there, which has similar effect when populating a new cache element.
author Ruslan Ermilov <ru@nginx.com>
date Tue, 24 Apr 2012 07:24:22 +0000
parents 65843513cff5
children 657848837328
line wrap: on
line diff
--- a/xml/en/docs/http/ngx_http_fastcgi_module.xml
+++ b/xml/en/docs/http/ngx_http_fastcgi_module.xml
@@ -279,8 +279,19 @@ to use a stale cached response.
 This directives determines in which cases it is permitted.
 The directive’s parameters match those of the
 <link id="fastcgi_next_upstream"/> directive.
+</para>
+
+<para>
 Additionally, the <literal>updating</literal> parameter permits
 to use a stale cached response if it is currently being updated.
+This allows to minimize the number of accesses to FastCGI servers
+when updating cached data.
+</para>
+
+<para>
+To minimize the number of accesses to FastCGI servers when 
+populating a new cache element, the <link id="fastcgi_cache_lock"/>
+directive can be used.
 </para>
 
 </directive>