Mercurial > hg > nginx-site
comparison xml/en/docs/http/ngx_http_upstream_module.xml @ 2230:283b1e67eaa6
Updated docs for the upcoming NGINX Plus release.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Thu, 30 Aug 2018 22:53:18 +0300 |
parents | e2c3d17d0f58 |
children | e28e3d0f0d20 |
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2229:f134633cff5c | 2230:283b1e67eaa6 |
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> | 8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
9 | 9 |
10 <module name="Module ngx_http_upstream_module" | 10 <module name="Module ngx_http_upstream_module" |
11 link="/en/docs/http/ngx_http_upstream_module.html" | 11 link="/en/docs/http/ngx_http_upstream_module.html" |
12 lang="en" | 12 lang="en" |
13 rev="75"> | 13 rev="76"> |
14 | 14 |
15 <section id="summary"> | 15 <section id="summary"> |
16 | 16 |
17 <para> | 17 <para> |
18 The <literal>ngx_http_upstream_module</literal> module | 18 The <literal>ngx_http_upstream_module</literal> module |
852 servers and then choose a server | 852 servers and then choose a server |
853 using the specified <literal>method</literal>. | 853 using the specified <literal>method</literal>. |
854 The default method is <literal>least_conn</literal> | 854 The default method is <literal>least_conn</literal> |
855 which passes a request to a server | 855 which passes a request to a server |
856 with the least number of active connections. | 856 with the least number of active connections. |
857 </para> | |
858 | |
859 <para id="random_least_time"> | |
860 The <literal>least_time</literal> method passes a request to a server | |
861 with the least average response time and least number of active connections. | |
862 If <literal>least_time=header</literal> is specified, the time to receive the | |
863 <link id="var_upstream_header_time">response header</link> is used. | |
864 If <literal>least_time=last_byte</literal> is specified, the time to receive the | |
865 <link id="var_upstream_response_time">full response</link> is used. | |
866 <note> | |
867 The <literal>least_time</literal> method is available as a part of our | |
868 <commercial_version>commercial subscription</commercial_version>. | |
869 </note> | |
857 </para> | 870 </para> |
858 | 871 |
859 </directive> | 872 </directive> |
860 | 873 |
861 | 874 |