Mercurial > hg > nginx-site

comparison xml/en/docs/http/ngx_http_fastcgi_module.xml @ 1810:bc6341aaa832

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added cache manager parameters to proxy_cache path and friends.
author Yaroslav Zhuravlev <yar@nginx.com>
date Fri, 07 Oct 2016 20:35:11 +0300
parents 621d0c682113
children 35ec213c16cf
comparison
equal deleted inserted replaced
1809:2245f2827e2f 1810:bc6341aaa832
8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> 8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd">
9 9
10 <module name="Module ngx_http_fastcgi_module" 10 <module name="Module ngx_http_fastcgi_module"
11 link="/en/docs/http/ngx_http_fastcgi_module.html" 11 link="/en/docs/http/ngx_http_fastcgi_module.html"
12 lang="en" 12 lang="en"
13 rev="37"> 13 rev="38">
14 14
15 <section id="summary"> 15 <section id="summary">
16 16
17 <para> 17 <para>
18 The <literal>ngx_http_fastcgi_module</literal> module allows passing 18 The <literal>ngx_http_fastcgi_module</literal> module allows passing
340 [<literal>levels</literal>=<value>levels</value>] 340 [<literal>levels</literal>=<value>levels</value>]
341 [<literal>use_temp_path</literal>=<literal>on</literal>|<literal>off</literal>] 341 [<literal>use_temp_path</literal>=<literal>on</literal>|<literal>off</literal>]
342 <literal>keys_zone</literal>=<value>name</value>:<value>size</value> 342 <literal>keys_zone</literal>=<value>name</value>:<value>size</value>
343 [<literal>inactive</literal>=<value>time</value>] 343 [<literal>inactive</literal>=<value>time</value>]
344 [<literal>max_size</literal>=<value>size</value>] 344 [<literal>max_size</literal>=<value>size</value>]
345 [<literal>manager_files</literal>=<value>number</value>]
346 [<literal>manager_sleep</literal>=<value>time</value>]
347 [<literal>manager_threshold</literal>=<value>time</value>]
345 [<literal>loader_files</literal>=<value>number</value>] 348 [<literal>loader_files</literal>=<value>number</value>]
346 [<literal>loader_sleep</literal>=<value>time</value>] 349 [<literal>loader_sleep</literal>=<value>time</value>]
347 [<literal>loader_threshold</literal>=<value>time</value>] 350 [<literal>loader_threshold</literal>=<value>time</value>]
348 [<literal>purger</literal>=<literal>on</literal>|<literal>off</literal>] 351 [<literal>purger</literal>=<literal>on</literal>|<literal>off</literal>]
349 [<literal>purger_files</literal>=<value>number</value>] 352 [<literal>purger_files</literal>=<value>number</value>]
405 408
406 <para> 409 <para>
407 The special “cache manager” process monitors the maximum cache size set 410 The special “cache manager” process monitors the maximum cache size set
408 by the <literal>max_size</literal> parameter. 411 by the <literal>max_size</literal> parameter.
409 When this size is exceeded, it removes the least recently used data. 412 When this size is exceeded, it removes the least recently used data.
413 The data is removed in iterations configured by
414 <literal>manager_files</literal>,
415 <literal>manager_threshold</literal>, and
416 <literal>manager_sleep</literal> parameters (1.11.5).
417 During one iteration no more than <literal>manager_files</literal> items
418 are deleted ( by default, 100).
419 The duration of one iteration is limited by the
420 <literal>manager_threshold</literal> parameter (by default, 200 milliseconds).
421 Between iterations, a pause configured by the <literal>manager_sleep</literal>
422 parameter (by default, 50 milliseconds) is made.
410 </para> 423 </para>
411 424
412 <para> 425 <para>
413 A minute after the start the special “cache loader” process is activated. 426 A minute after the start the special “cache loader” process is activated.
414 It loads information about previously cached data stored on file system 427 It loads information about previously cached data stored on file system
415 into a cache zone. 428 into a cache zone.
416 The loading is done in iterations. 429 The loading is also done in iterations.
417 During one iteration no more than <literal>loader_files</literal> items 430 During one iteration no more than <literal>loader_files</literal> items
418 are loaded (by default, 100). 431 are loaded (by default, 100).
419 Besides, the duration of one iteration is limited by the 432 Besides, the duration of one iteration is limited by the
420 <literal>loader_threshold</literal> parameter (by default, 200 milliseconds). 433 <literal>loader_threshold</literal> parameter (by default, 200 milliseconds).
421 Between iterations, a pause configured by the <literal>loader_sleep</literal> 434 Between iterations, a pause configured by the <literal>loader_sleep</literal>