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annotate xml/ru/docs/http/ngx_http_memcached_module.xml @ 1885:6839c258c473

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Added <literal> tag to proxy bind transparent.
author Yaroslav Zhuravlev <yar@nginx.com>
date Tue, 25 Oct 2016 22:30:01 +0300
parents be371be7a5c8
children a9a9a052b5bd
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 <?xml version="1.0"?>
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2
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3 <!--
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4 Copyright (C) Igor Sysoev
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5 Copyright (C) Nginx, Inc.
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6 -->
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7
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd">
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9
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10 <module name="Модуль ngx_http_memcached_module"
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11 link="/ru/docs/http/ngx_http_memcached_module.html"
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12 lang="ru"
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13 rev="15">
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14
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15 <section id="summary">
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16
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17 <para>
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18 Модуль <literal>ngx_http_memcached_module</literal> позволяет получать
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19 ответ из сервера memcached.
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20 Ключ задаётся в переменной <var>$memcached_key</var>.
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21 Ответ в memcached должен быть предварительно помещён внешним по отношению
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22 к nginx’у способом.
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23 </para>
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24
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25 </section>
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26
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27
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28 <section id="example" name="Пример конфигурации">
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29
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30 <para>
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31 <example>
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32 server {
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33 location / {
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34 set $memcached_key "$uri?$args";
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35 memcached_pass host:11211;
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36 error_page 404 502 504 = @fallback;
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37 }
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38
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39 location @fallback {
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40 proxy_pass http://backend;
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41 }
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42 }
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43 </example>
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44 </para>
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45
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46 </section>
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47
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48
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49 <section id="directives" name="Директивы">
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50
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51 <directive name="memcached_bind">
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52 <syntax>
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53 <value>адрес</value>
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54 [ <literal>transparent </literal>] |
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55 <literal>off</literal></syntax>
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56 <default/>
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57 <context>http</context>
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58 <context>server</context>
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59 <context>location</context>
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60 <appeared-in>0.8.22</appeared-in>
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61
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62 <para>
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63 Задаёт локальный IP-адрес с необязательным портом (1.11.2),
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64 который будет использоваться в исходящих соединениях с сервером memcached.
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65 В значении параметра допустимо использование переменных (1.3.12).
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66 Специальное значение <literal>off</literal> (1.3.12) отменяет действие
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67 унаследованной с предыдущего уровня конфигурации
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68 директивы <literal>memcached_bind</literal>, позволяя системе
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69 самостоятельно выбирать локальный IP-адрес и порт.
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70 </para>
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71
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72 <para id="memcached_bind_transparent">
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73 Параметр <literal>transparent</literal> (1.11.0) позволяет
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74 задать нелокальный IP-aдрес, который будет использоваться в
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75 исходящих соединениях с сервером memcached,
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76 например, реальный IP-адрес клиента:
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77 <example>
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78 memcached_bind $remote_addr transparent;
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79 </example>
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80 Для работы параметра
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81 необходимо запустить рабочие процессы nginx с привилегиями
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82 <link doc="../ngx_core_module.xml" id="user">суперпользователя</link>,
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83 а также настроить таблицу маршрутизации ядра
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84 для перехвата сетевого трафика с сервера memcached.
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85 </para>
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86
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87 </directive>
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88
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89
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90 <directive name="memcached_buffer_size">
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91 <syntax><value>размер</value></syntax>
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92 <default>4k|8k</default>
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93 <context>http</context>
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94 <context>server</context>
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95 <context>location</context>
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96
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97 <para>
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98 Задаёт <value>размер</value> буфера, в который будет читаться ответ,
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99 получаемый от сервера memcached.
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100 Ответ синхронно передаётся клиенту сразу же по мере его поступления.
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101 </para>
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102
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103 </directive>
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104
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105
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106 <directive name="memcached_connect_timeout">
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107 <syntax><value>время</value></syntax>
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108 <default>60s</default>
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109 <context>http</context>
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110 <context>server</context>
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111 <context>location</context>
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112
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113 <para>
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114 Задаёт таймаут для установления соединения с сервером memcached.
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115 Необходимо иметь в виду, что этот таймаут обычно не может превышать 75 секунд.
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116 </para>
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117
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118 </directive>
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119
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120
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121 <directive name="memcached_force_ranges">
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122 <syntax><literal>on</literal> | <literal>off</literal></syntax>
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123 <default>off</default>
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124 <context>http</context>
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125 <context>server</context>
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126 <context>location</context>
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127 <appeared-in>1.7.7</appeared-in>
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128
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129 <para>
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130 Включает поддержку диапазонов запрашиваемых байт (byte-range)
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131 для кэшированных и некэшированных ответов сервера memcached
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132 вне зависимости от наличия поля <header>Accept-Ranges</header>
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133 в заголовках этих ответов.
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134 </para>
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135
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136 </directive>
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parents: 1290
diff changeset
137
91a064bdb4f9 Documented the "proxy_force_ranges" directive and friends.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1290
diff changeset
138
675
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
139 <directive name="memcached_gzip_flag">
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
140 <syntax><value>флаг</value></syntax>
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
141 <default></default>
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
142 <context>http</context>
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
143 <context>server</context>
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
144 <context>location</context>
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Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
145 <appeared-in>1.3.6</appeared-in>
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146
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
147 <para>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
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148 Включает проверку указанного <value>флага</value> в ответе
675
08140f6b7964 Documented gunzip module and corresponding changes.
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parents: 589
diff changeset
149 сервера memcached и установку поля “<literal>Content-Encoding</literal>”
08140f6b7964 Documented gunzip module and corresponding changes.
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parents: 589
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150 заголовка ответа в “<literal>gzip</literal>”, если этот флаг установлен.
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151 </para>
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152
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
153 </directive>
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154
08140f6b7964 Documented gunzip module and corresponding changes.
Vladimir Homutov <vl@nginx.com>
parents: 589
diff changeset
155
76
4a4caa566120 Russian documentation import.
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parents:
diff changeset
156 <directive name="memcached_next_upstream">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 222
diff changeset
157 <syntax>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 361
diff changeset
158 <literal>error</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 361
diff changeset
159 <literal>timeout</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 361
diff changeset
160 <literal>invalid_response</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 361
diff changeset
161 <literal>not_found</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 361
diff changeset
162 <literal>off</literal>
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 361
diff changeset
163 ...</syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 99
diff changeset
164 <default>error timeout</default>
361
1018108c5068 Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 296
diff changeset
165 <context>http</context>
1018108c5068 Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 296
diff changeset
166 <context>server</context>
1018108c5068 Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 296
diff changeset
167 <context>location</context>
76
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parents:
diff changeset
168
4a4caa566120 Russian documentation import.
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parents:
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169 <para>
361
1018108c5068 Revision.
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parents: 296
diff changeset
170 Определяет, в каких случаях запрос будет передан следующему серверу:
1018108c5068 Revision.
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parents: 296
diff changeset
171 <list type="tag">
76
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parents:
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172
361
1018108c5068 Revision.
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parents: 296
diff changeset
173 <tag-name><literal>error</literal></tag-name>
1018108c5068 Revision.
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parents: 296
diff changeset
174 <tag-desc>произошла ошибка соединения с сервером, передачи ему запроса или
1018108c5068 Revision.
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diff changeset
175 чтения заголовка ответа сервера;</tag-desc>
76
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parents:
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176
361
1018108c5068 Revision.
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diff changeset
177 <tag-name><literal>timeout</literal></tag-name>
1018108c5068 Revision.
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parents: 296
diff changeset
178 <tag-desc>произошёл таймаут во время соединения с сервером,
1018108c5068 Revision.
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parents: 296
diff changeset
179 передачи ему запроса или чтения заголовка ответа сервера;</tag-desc>
76
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parents:
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180
361
1018108c5068 Revision.
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parents: 296
diff changeset
181 <tag-name><literal>invalid_response</literal></tag-name>
1018108c5068 Revision.
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parents: 296
diff changeset
182 <tag-desc>сервер вернул пустой или неверный ответ;</tag-desc>
76
4a4caa566120 Russian documentation import.
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parents:
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183
361
1018108c5068 Revision.
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parents: 296
diff changeset
184 <tag-name><literal>not_found</literal></tag-name>
1018108c5068 Revision.
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parents: 296
diff changeset
185 <tag-desc>сервер не нашёл ответ;</tag-desc>
76
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parents:
diff changeset
186
361
1018108c5068 Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 296
diff changeset
187 <tag-name><literal>off</literal></tag-name>
1018108c5068 Revision.
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parents: 296
diff changeset
188 <tag-desc>запрещает передачу запроса следующему серверу.</tag-desc>
76
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parents:
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189
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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190 </list>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
191 </para>
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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192
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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193 <para>
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parents:
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194 Необходимо понимать, что передача запроса следующему серверу возможна
4a4caa566120 Russian documentation import.
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parents:
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195 только при условии, что клиенту ещё ничего не передавалось.
4a4caa566120 Russian documentation import.
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parents:
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196 То есть, если ошибка или таймаут возникли в середине передачи ответа,
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
197 то исправить это уже невозможно.
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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198 </para>
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parents:
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199
942
ba3d6ade3513 Elaborate on upstream server failures.
Ruslan Ermilov <ru@nginx.com>
parents: 815
diff changeset
200 <para>
1289
57fc39924d42 Proxy/memcached/fastcgi/scgi/uwsgi: updated link in _next_upstream directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1157
diff changeset
201 Директива также определяет, что считается
57fc39924d42 Proxy/memcached/fastcgi/scgi/uwsgi: updated link in _next_upstream directives.
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parents: 1157
diff changeset
202 <link doc="ngx_http_upstream_module.xml" id="max_fails">неудачной
57fc39924d42 Proxy/memcached/fastcgi/scgi/uwsgi: updated link in _next_upstream directives.
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parents: 1157
diff changeset
203 попыткой</link> работы с сервером.
942
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204 Случаи <literal>error</literal>, <literal>timeout</literal> и
ba3d6ade3513 Elaborate on upstream server failures.
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diff changeset
205 <literal>invalid_response</literal>
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diff changeset
206 всегда считаются неудачными попытками, даже если они не указаны в директиве.
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diff changeset
207 Случай <literal>not_found</literal>
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diff changeset
208 никогда не считается неудачной попыткой.
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parents: 815
diff changeset
209 </para>
ba3d6ade3513 Elaborate on upstream server failures.
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parents: 815
diff changeset
210
1290
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
211 <para>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
212 Передача запроса следующему серверу может быть ограничена по
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
213 <link id="memcached_next_upstream_tries">количеству попыток</link>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
214 и по <link id="memcached_next_upstream_timeout">времени</link>.
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
215 </para>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
216
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
217 </directive>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
218
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
219
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
220 <directive name="memcached_next_upstream_timeout">
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
221 <syntax><value>время</value></syntax>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
222 <default>0</default>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
223 <context>http</context>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
224 <context>server</context>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
225 <context>location</context>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
226 <appeared-in>1.7.5</appeared-in>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
227
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
228 <para>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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diff changeset
229 Ограничивает время, в течение которого возможна передача запроса
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
230 <link id="memcached_next_upstream">следующему серверу</link>.
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
231 Значение <literal>0</literal> отключает это ограничение.
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
232 </para>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
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233
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
234 </directive>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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diff changeset
235
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
236
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
237 <directive name="memcached_next_upstream_tries">
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
238 <syntax><value>число</value></syntax>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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diff changeset
239 <default>0</default>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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diff changeset
240 <context>http</context>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
241 <context>server</context>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
242 <context>location</context>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
243 <appeared-in>1.7.5</appeared-in>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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parents: 1289
diff changeset
244
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
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245 <para>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
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diff changeset
246 Ограничивает число допустимых попыток для передачи запроса
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
247 <link id="memcached_next_upstream">следующему серверу</link>.
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
248 Значение <literal>0</literal> отключает это ограничение.
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
249 </para>
f5cc9f2aef9a Proxy/memcached/fastcgi/scgi/uwsgi: _next_upstream_timeout,_next_upstream_tries.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1289
diff changeset
250
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
251 </directive>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
252
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
253
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
254 <directive name="memcached_pass">
361
1018108c5068 Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 296
diff changeset
255 <syntax><value>адрес</value></syntax>
99
1d315ef37215 The case <default/> is now language-agnostic.
Ruslan Ermilov <ru@nginx.com>
parents: 76
diff changeset
256 <default/>
361
1018108c5068 Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 296
diff changeset
257 <context>location</context>
1018108c5068 Revision.
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258 <context>if в location</context>
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259
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260 <para>
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261 Задаёт адрес сервера memcached.
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262 Адрес может быть указан в виде доменного имени или IP-адреса,
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263 и порта:
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264 <example>
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265 memcached_pass localhost:11211;
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266 </example>
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267 или в виде пути UNIX-сокета:
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268 <example>
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269 memcached_pass unix:/tmp/memcached.socket;
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270 </example>
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271 </para>
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272
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273 <para>
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274 Если доменному имени соответствует несколько адресов, то все они будут
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275 использоваться по очереди (round-robin).
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276 И, кроме того, адрес может быть
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277 <link doc="ngx_http_upstream_module.xml">группой серверов</link>.
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278 </para>
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279
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280 </directive>
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281
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282
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283 <directive name="memcached_read_timeout">
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284 <syntax><value>время</value></syntax>
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285 <default>60s</default>
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286 <context>http</context>
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287 <context>server</context>
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288 <context>location</context>
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289
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290 <para>
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291 Задаёт таймаут при чтении ответа сервера memcached.
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292 Таймаут устанавливается не на всю передачу ответа,
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293 а только между двумя операциями чтения.
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294 Если по истечении этого времени сервер memcached ничего не передаст,
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295 соединение закрывается.
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296 </para>
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297
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298 </directive>
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299
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300
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301 <directive name="memcached_send_timeout">
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302 <syntax><value>время</value></syntax>
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303 <default>60s</default>
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304 <context>http</context>
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305 <context>server</context>
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306 <context>location</context>
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307
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308 <para>
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309 Задаёт таймаут при передаче запроса серверу memcached.
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310 Таймаут устанавливается не на всю передачу запроса,
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311 а только между двумя операциями записи.
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312 Если по истечении этого времени сервер memcached не примет новых данных,
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313 соединение закрывается.
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314 </para>
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315
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316 </directive>
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317
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318 </section>
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319
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320
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321 <section id="variables" name="Встроенные переменные">
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322
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323 <para>
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324 <list type="tag">
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325
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326 <tag-name id="var_memcached_key"><var>$memcached_key</var></tag-name>
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327 <tag-desc>
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328 Задаёт ключ для получения ответа из сервера memcached.
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329 </tag-desc>
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330
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331 </list>
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332 </para>
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333
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334 </section>
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335
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336 </module>