Mercurial > hg > nginx-site
annotate xml/ru/docs/http/ngx_http_split_clients_module.xml @ 274:457c54242cfa
Stole translation of LRU from ngx_http_proxy_module.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Mon, 26 Dec 2011 11:39:25 +0000 |
parents | 4c6d2c614d2c |
children | a076f7661569 |
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222
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Removed redundant encoding specification.
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1 <?xml version="1.0"?> |
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2 |
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3 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
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4 |
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5 <module name="Директивы модуля ngx_http_split_clients_module" |
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6 link="/ru/docs/http/ngx_http_split_clients_module.html" |
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7 lang="ru"> |
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8 |
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9 <section id="summary"> |
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10 |
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11 <para> |
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12 Модуль ngx_http_split_clients_module создаёт переменные для |
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13 A/B split-тестирования. |
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14 </para> |
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15 |
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16 </section> |
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17 |
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18 |
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19 <section name="Пример конфигурации" id="example"> |
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20 |
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21 <para> |
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22 <example> |
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23 http { |
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24 split_clients "${remote_addr}AAA" $variant { |
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25 0.5% .one; |
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26 2.0% .two; |
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27 * ""; |
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28 } |
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29 |
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30 server { |
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31 location / { |
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32 index index${variant}.html; |
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33 </example> |
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34 </para> |
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35 </section> |
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36 |
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37 |
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38 <section name="Директивы" id="directives"> |
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39 |
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40 <directive name="split_clients"> |
271 | 41 <syntax block="yes"><value>$переменная1</value> <value>$переменная2</value></syntax> |
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The case <default/> is now language-agnostic.
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42 <default/> |
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43 <context>http</context> |
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44 |
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45 <para> |
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46 Директива создаёт переменную для A/B split-тестирования, например: |
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47 <example> |
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48 split_clients "${remote_addr}AAA" $variant { |
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49 0.5% .one; |
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50 2.0% .two; |
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51 * ""; |
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52 } |
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53 </example> |
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54 Значение исходной строки переменных хэшируется с помощью CRC32. |
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55 В приведённом примере при значениях хэша от 0 до 21474836 (0.5%) |
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56 переменная $variant получит значение ".one". |
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57 При значениях хэша от 21474837 до 107374182 (2%) — ".two". |
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58 И при значениях хэша от 107374183 до 4294967297 — "". |
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59 </para> |
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60 |
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61 </directive> |
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62 |
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63 </section> |
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64 |
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65 </module> |