Mercurial > hg > nginx-site
annotate xml/en/docs/http/ngx_http_log_module.xml @ 840:9dab69f2b71d
Documented nginx 1.2.7 changes.
- variables support in the "auth_basic" directive;
- new generic variables $pipe, $request_length, $time_iso8601, and $time_local;
- IPv6 support in ngx_http_geo_module and ngx_http_geoip_module;
- "gzip" and "flush" parameters of the "access_log" directive.
author | Ruslan Ermilov <ru@nginx.com> |
---|---|
date | Tue, 12 Feb 2013 16:45:45 +0400 |
parents | ddd22f571529 |
children | 2a9e42106d6f |
rev | line source |
---|---|
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1 <?xml version="1.0"?> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
2 |
580
be54c443235a
Added copyright markers to documentation sources.
Ruslan Ermilov <ru@nginx.com>
parents:
452
diff
changeset
|
3 <!-- |
be54c443235a
Added copyright markers to documentation sources.
Ruslan Ermilov <ru@nginx.com>
parents:
452
diff
changeset
|
4 Copyright (C) Igor Sysoev |
be54c443235a
Added copyright markers to documentation sources.
Ruslan Ermilov <ru@nginx.com>
parents:
452
diff
changeset
|
5 Copyright (C) Nginx, Inc. |
be54c443235a
Added copyright markers to documentation sources.
Ruslan Ermilov <ru@nginx.com>
parents:
452
diff
changeset
|
6 --> |
be54c443235a
Added copyright markers to documentation sources.
Ruslan Ermilov <ru@nginx.com>
parents:
452
diff
changeset
|
7 |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
9 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
10 <module name="Module ngx_http_log_module" |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
11 link="/en/docs/http/ngx_http_log_module.html" |
589 | 12 lang="en" |
840
9dab69f2b71d
Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents:
826
diff
changeset
|
13 rev="9"> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
14 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
15 <section id="summary"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
16 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
17 <para> |
271 | 18 The <literal>ngx_http_log_module</literal> module writes request logs |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
19 in the specified format. |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
20 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
21 |
430
570b312367bd
Documented the context of request logging.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
22 <para> |
570b312367bd
Documented the context of request logging.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
23 Requests are logged in a context of a location where processing ends. |
570b312367bd
Documented the context of request logging.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
24 This may be different from the original location, if an |
570b312367bd
Documented the context of request logging.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
25 <link doc="ngx_http_core_module.xml" id="internal">internal |
570b312367bd
Documented the context of request logging.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
26 redirect</link> happens during request processing. |
570b312367bd
Documented the context of request logging.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
27 </para> |
570b312367bd
Documented the context of request logging.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
28 |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
29 </section> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
30 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
31 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
32 <section id="example" name="Example Configuration"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
33 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
34 <para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
35 <example> |
795
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
36 log_format compression '$remote_addr - $remote_user [$time_local] ' |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
37 '"$request" $status $bytes_sent ' |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
38 '"$http_referer" "$http_user_agent" "$gzip_ratio"'; |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
39 |
795
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
40 access_log /spool/logs/nginx-access.log compression buffer=32k; |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
41 </example> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
42 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
43 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
44 </section> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
45 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
46 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
47 <section id="directives" name="Directives"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
48 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
49 <directive name="access_log"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
50 <syntax> |
364 | 51 <value>path</value> |
52 [<value>format</value> | |
795
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
53 [<literal>buffer</literal>=<value>size</value> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
54 [<literal>flush</literal>=<value>time</value>]]]</syntax> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
55 <syntax> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
56 <value>path</value> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
57 <value>format</value> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
58 <literal>gzip[=<value>level</value>]</literal> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
59 [<literal>buffer</literal>=<value>size</value>] |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
60 [<literal>flush</literal>=<value>time</value>]</syntax> |
271 | 61 <syntax><literal>off</literal></syntax> |
443
1b2264bdd433
Fixed default for the access_log directive.
Ruslan Ermilov <ru@nginx.com>
parents:
430
diff
changeset
|
62 <default>logs/access.log combined</default> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
63 <context>http</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
64 <context>server</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
65 <context>location</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
66 <context>if in location</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
67 <context>limit_except</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
68 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
69 <para> |
795
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
70 Sets the path, format, and configuration of the buffered log writes. |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
71 Several logs can be specified on the same level. |
364 | 72 The special value <literal>off</literal> cancels all |
73 <literal>access_log</literal> directives on the current level. | |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
74 If format is not specified then the predefined format |
271 | 75 “<literal>combined</literal>” is used. |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
76 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
77 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
78 <para> |
840
9dab69f2b71d
Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents:
826
diff
changeset
|
79 If either the <literal>buffer</literal> or <literal>gzip</literal> |
9dab69f2b71d
Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents:
826
diff
changeset
|
80 (1.3.10, 1.2.7) |
795
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
81 parameter is used, writes to log will be buffered. |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
82 <note> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
83 The buffer size must not exceed the size of the atomic write to a disk file. |
657
56fa3cab4ceb
Completely dropped FreeBSD version information when talking about
Ruslan Ermilov <ru@nginx.com>
parents:
656
diff
changeset
|
84 For FreeBSD this size is unlimited. |
795
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
85 </note> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
86 </para> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
87 |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
88 <para> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
89 When buffering is enabled, the data will be written to the file: |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
90 <list type="bullet"> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
91 |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
92 <listitem> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
93 if the next log line does not fit into the buffer; |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
94 </listitem> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
95 |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
96 <listitem> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
97 if the buffered data is older than specified by the <literal>flush</literal> |
840
9dab69f2b71d
Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents:
826
diff
changeset
|
98 parameter (1.3.10, 1.2.7); |
795
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
99 </listitem> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
100 |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
101 <listitem> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
102 when a worker process is <link doc="../control.xml">re-opening</link> log |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
103 files or is shutting down. |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
104 </listitem> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
105 |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
106 </list> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
107 </para> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
108 |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
109 <para> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
110 If the <literal>gzip</literal> parameter is used, then the buffered data will |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
111 be compressed before writing to the file. |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
112 The compression level can be set between 1 (fastest, less compression) |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
113 and 9 (slowest, best compression). |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
114 By default the buffer size is equal to 64K bytes, and the compression level |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
115 is set to 1. |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
116 Since the data is compressed in atomic blocks, the log file can be decompressed |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
117 or read by “<literal>zcat</literal>” at any time. |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
118 </para> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
119 |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
120 <para> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
121 Example: |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
122 <example> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
123 access_log /path/to/log.gz combined gzip flush=5m; |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
124 </example> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
125 </para> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
126 |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
127 <para> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
128 <note> |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
129 For gzip compression to work, nginx must be built with the zlib library. |
41363f013cc9
Documented the recently added "gzip" and "flush" parameters of the "access_log"
Valentin Bartenev <vbart@nginx.com>
parents:
779
diff
changeset
|
130 </note> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
131 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
132 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
133 <para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
134 The file path can contain variables (0.7.6+), |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
135 but such logs have some constraints: |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
136 <list type="bullet"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
137 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
138 <listitem> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
139 the <link doc="../ngx_core_module.xml" id="user"/> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
140 whose credentials are used by worker processes should |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
141 have permissions to create files in a directory with |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
142 such logs; |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
143 </listitem> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
144 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
145 <listitem> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
146 buffered writes do not work; |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
147 </listitem> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
148 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
149 <listitem> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
150 a file is opened and closed for each log write. |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
151 However, since the descriptors of frequently used files can be stored |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
152 in a <link id="open_log_file_cache">cache</link>, writes during the |
271 | 153 time specified by the <literal>valid</literal> parameter of the |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
154 <link id="open_log_file_cache"/> directive can continue to be made |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
155 to the old file. |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
156 </listitem> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
157 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
158 <listitem> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
159 during each log write the existence of the request’s |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
160 <link doc="ngx_http_core_module.xml" id="root">root directory</link> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
161 is checked, and if it does not exist the log is not |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
162 created. |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
163 It is thus a good idea to specify both |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
164 <link doc="ngx_http_core_module.xml" id="root"/> |
271 | 165 and <literal>access_log</literal> on the same level: |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
166 <example> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
167 server { |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
168 root /spool/vhost/data/$host; |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
169 access_log /spool/vhost/logs/$host; |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
170 ... |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
171 </example> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
172 </listitem> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
173 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
174 </list> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
175 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
176 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
177 </directive> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
178 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
179 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
180 <directive name="log_format"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
181 <syntax> |
271 | 182 <value>name</value> |
183 <value>string</value> ...</syntax> | |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
184 <default>combined "..."</default> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
185 <context>http</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
186 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
187 <para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
188 Specifies format of a log. |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
189 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
190 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
191 <para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
192 The log format can contain common variables, and variables that |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
193 exist only at the time of a log write: |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
194 <list type="tag"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
195 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
196 <tag-name><var>$bytes_sent</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
197 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
198 the number of bytes sent to a client |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
199 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
200 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
201 <tag-name><var>$connection</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
202 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
203 connection serial number |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
204 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
205 |
452
e9a2a856d76b
Documented the $connection_requests variable.
Ruslan Ermilov <ru@nginx.com>
parents:
451
diff
changeset
|
206 <tag-name><var>$connection_requests</var></tag-name> |
e9a2a856d76b
Documented the $connection_requests variable.
Ruslan Ermilov <ru@nginx.com>
parents:
451
diff
changeset
|
207 <tag-desc> |
769
d71e56d56ada
Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents:
657
diff
changeset
|
208 the current number of requests made through a connection (1.1.18) |
452
e9a2a856d76b
Documented the $connection_requests variable.
Ruslan Ermilov <ru@nginx.com>
parents:
451
diff
changeset
|
209 </tag-desc> |
e9a2a856d76b
Documented the $connection_requests variable.
Ruslan Ermilov <ru@nginx.com>
parents:
451
diff
changeset
|
210 |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
211 <tag-name><var>$msec</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
212 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
213 time in seconds with a milliseconds resolution at the time of log write |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
214 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
215 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
216 <tag-name><var>$pipe</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
217 <tag-desc> |
271 | 218 “<literal>p</literal>” if request was pipelined, “<literal>.</literal>” |
219 otherwise | |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
220 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
221 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
222 <tag-name><var>$request_length</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
223 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
224 request length (including request line, header, and request body) |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
225 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
226 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
227 <tag-name><var>$request_time</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
228 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
229 request processing time in seconds with a milliseconds resolution; |
451
6351ab788157
Documented $request_time more precisely.
Ruslan Ermilov <ru@nginx.com>
parents:
443
diff
changeset
|
230 time elapsed between the first bytes were read from the client and |
6351ab788157
Documented $request_time more precisely.
Ruslan Ermilov <ru@nginx.com>
parents:
443
diff
changeset
|
231 the log write after the last bytes were sent to the client |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
232 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
233 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
234 <tag-name><var>$status</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
235 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
236 response status |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
237 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
238 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
239 <tag-name><var>$time_iso8601</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
240 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
241 local time in the ISO 8601 standard format |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
242 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
243 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
244 <tag-name><var>$time_local</var></tag-name> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
245 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
246 local time in the Common Log Format |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
247 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
248 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
249 </list> |
826
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
250 |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
251 <note> |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
252 In modern versions of nginx variables |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
253 <link doc="ngx_http_core_module.xml" id="var_status">$status</link> |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
254 (1.3.2, 1.2.2), |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
255 <link doc="ngx_http_core_module.xml" id="var_bytes_sent">$bytes_sent</link> |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
256 (1.3.8, 1.2.5), |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
257 <link doc="ngx_http_core_module.xml" id="var_connection">$connection</link> |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
258 (1.3.8, 1.2.5), |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
259 <link doc="ngx_http_core_module.xml" id="var_connection_requests">$connection_requests</link> |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
260 (1.3.8, 1.2.5), |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
261 <link doc="ngx_http_core_module.xml" id="var_msec">$msec</link> |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
262 (1.3.9, 1.2.6), |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
263 <link doc="ngx_http_core_module.xml" id="var_request_time">$request_time</link> |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
264 (1.3.9, 1.2.6), |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
265 <link doc="ngx_http_core_module.xml" id="var_pipe">$pipe</link> |
840
9dab69f2b71d
Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents:
826
diff
changeset
|
266 (1.3.12, 1.2.7), |
826
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
267 <link doc="ngx_http_core_module.xml" id="var_request_length">$request_length</link> |
840
9dab69f2b71d
Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents:
826
diff
changeset
|
268 (1.3.12, 1.2.7), |
826
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
269 <link doc="ngx_http_core_module.xml" id="var_time_iso8601">$time_iso8601</link> |
840
9dab69f2b71d
Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents:
826
diff
changeset
|
270 (1.3.12, 1.2.7), |
826
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
271 and |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
272 <link doc="ngx_http_core_module.xml" id="var_time_local">$time_local</link> |
840
9dab69f2b71d
Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents:
826
diff
changeset
|
273 (1.3.12, 1.2.7) |
826
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
274 are also available as common variables. |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
275 </note> |
ddd22f571529
Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents:
795
diff
changeset
|
276 |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
277 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
278 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
279 <para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
280 Header lines sent to a client have the prefix |
271 | 281 “<literal>sent_http_</literal>”, for example, |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
282 <var>$sent_http_content_range</var>. |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
283 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
284 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
285 <para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
286 The configuration always includes the predefined format |
271 | 287 “<literal>combined</literal>”: |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
288 <example> |
351
a4fa80755eab
Consistently strip initial offset in examples.
Ruslan Ermilov <ru@nginx.com>
parents:
271
diff
changeset
|
289 log_format combined '$remote_addr - $remote_user [$time_local] ' |
a4fa80755eab
Consistently strip initial offset in examples.
Ruslan Ermilov <ru@nginx.com>
parents:
271
diff
changeset
|
290 '"$request" $status $body_bytes_sent ' |
a4fa80755eab
Consistently strip initial offset in examples.
Ruslan Ermilov <ru@nginx.com>
parents:
271
diff
changeset
|
291 '"$http_referer" "$http_user_agent"'; |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
292 </example> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
293 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
294 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
295 </directive> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
296 |
364 | 297 |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
298 <directive name="open_log_file_cache"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
299 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
300 <syntax> |
271 | 301 <literal>max</literal>=<value>N</value> |
302 [<literal>inactive</literal>=<value>time</value>] | |
303 [<literal>min_uses</literal>=<value>N</value>] | |
304 [<literal>valid</literal>=<value>time</value>]</syntax> | |
305 <syntax><literal>off</literal></syntax> | |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
306 <default>off</default> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
307 <context>http</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
308 <context>server</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
309 <context>location</context> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
310 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
311 <para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
312 Defines a cache that stores file descriptors of frequently used logs |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
313 whose names contain variables. |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
314 The directive has the following parameters: |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
315 <list type="tag"> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
316 |
271 | 317 <tag-name><literal>max</literal></tag-name> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
318 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
319 sets a maximum number of descriptors in a cache; |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
320 if cache becomes full the least recently used (LRU) |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
321 descriptors are closed |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
322 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
323 |
271 | 324 <tag-name><literal>inactive</literal></tag-name> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
325 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
326 sets a time after which the cached descriptor is closed |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
327 if there were no access during this time; |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
328 by default, 10 seconds |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
329 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
330 |
271 | 331 <tag-name><literal>min_uses</literal></tag-name> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
332 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
333 sets a minimum number of file uses during the time |
271 | 334 defined by the <literal>inactive</literal> parameter |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
335 after which the descriptor will stay open in a cache; |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
336 by default, 1 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
337 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
338 |
271 | 339 <tag-name><literal>valid</literal></tag-name> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
340 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
341 sets a time after which it should be checked that the file |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
342 still exists with the same name; by default, 60 seconds |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
343 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
344 |
271 | 345 <tag-name><literal>off</literal></tag-name> |
224
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
346 <tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
347 disables caching |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
348 </tag-desc> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
349 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
350 </list> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
351 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
352 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
353 <para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
354 Example usage: |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
355 <example> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
356 open_log_file_cache max=1000 inactive=20s valid=1m min_uses=2; |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
357 </example> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
358 </para> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
359 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
360 </directive> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
361 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
362 </section> |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
363 |
7f36795d99a2
Updated ngx_http_log_module documentation including translation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
364 </module> |