Wiki source code of 06 Technische Voraussetzungen
Last modified by Carina Enke on 12.08.2024
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60.2 | 1 | {{section}} |
| 2 | {{column width="60%"}} | ||
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61.1 | 3 | The learning platform is a web-based application mainly written in Java. The following standard applications are supported: |
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36.1 | 4 | |
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61.1 | 5 | * Web server: Apache |
| 6 | * Application server: Tomcat | ||
| 7 | * Management of data: PostgreSQL, XML | ||
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36.1 | 8 | |
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61.1 | 9 | To use this learning platform, you need an internet connection and a web browser (Google Chrome, Mozilla Firefox, Internet Explorer, etc.). |
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60.2 | 10 | {{/column}} |
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40.1 | 11 | |
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60.2 | 12 | {{column width="30%"}} |
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61.1 | 13 | {{panel title="Content"}} |
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59.1 | 14 | {{toc start="2"/}} |
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40.1 | 15 | {{/panel}} |
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60.2 | 16 | {{/column}} |
| 17 | {{/section}} | ||
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54.1 | 19 | == Hardware == |
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18.1 | 20 | |
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61.1 | 21 | Recommendation for 300 concurrent users: |
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18.1 | 22 | |
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54.1 | 23 | * 8 GB RAM |
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18.1 | 24 | * 2 CPUs > 2 GHz |
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54.1 | 25 | * 200 GB HDD |
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18.1 | 26 | |
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60.4 | 27 | |
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54.1 | 28 | == Software == |
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18.1 | 29 | |
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61.1 | 30 | We recommend Linux (64bit). |
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18.1 | 31 | |
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61.1 | 32 | The following distributions are currently used for productive instances: |
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54.1 | 34 | * Scientific Linux |
| 35 | * Red Hat Enterprise Linux | ||
| 36 | * Ubuntu | ||
| 37 | * Open Suse | ||
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61.1 | 38 | * SUSE Linux Enterprise Server |
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18.1 | 39 | |
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61.1 | 40 | Other distributions are possible. |
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18.1 | 41 | |
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61.1 | 42 | === Software components === |
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18.1 | 43 | |
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61.1 | 44 | * Web server: Apache web server + mod_ssl (mod_jk or proxy_ajp) |
| 45 | * Database server: Postgresql | ||
| 46 | * Application server: Java 17, Apache Tomcat 9 | ||
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18.1 | 47 | |
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61.1 | 48 | === Distribution === |
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18.1 | 49 | |
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61.1 | 50 | * Up to 300 concurrent users: All components on one server |
| 51 | * Up to 500 concurrent users: Separation between database server and application server | ||
| 52 | * Up to 800 concurrent users: Separation between database server, application server, and web server | ||
| 53 | * Up to 1200 concurrent users: Multiple OPAL nodes on the application server | ||
| 54 | * More than approx. 1500 concurrent users: Multiple application servers |