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< h1 class = "sectionedit1" id = "high_availability" > Haute disponibilité< / h1 >
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LemonLDAP::NG est hautement scalable, donc facile à insérer derière un répartisseur de charge :
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< li class = "level1" > < div class = "li" > Le portail ne stocke aucune donnée en dehors de la base de données des sessions, ainsi on peut avoir plusieurs serveurs utilisant le même nom d'hôte HTTP< / div >
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< li class = "level1" > < div class = "li" > Tous les agents téléchargent intégralement la configuration, donc plusieurs serveurs peuvent servir le même hôte virtuel< / div >
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Par exemple on peut créer un cluster avec < a href = "http://www.linux-ha.org/wiki/Heartbeat" class = "urlextern" title = "http://www.linux-ha.org/wiki/Heartbeat" rel = "nofollow" > Heartbeat< / a > et < a href = "http://haproxy.1wt.eu/" class = "urlextern" title = "http://haproxy.1wt.eu/" rel = "nofollow" > HAproxy< / a > :
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< a href = "documentation/ha-apache.png_documentation_2.0_highavailability.html" class = "media" title = "documentation:ha-apache.png" > < img src = "documentation/ha-apache.png" class = "mediacenter" alt = "" / > < / a >
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Il faut juste partager les bases de données de configuration et des sessions entre ces serveurs :
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< a href = "documentation/ha-sessions-configuration.png_documentation_2.0_highavailability.html" class = "media" title = "documentation:ha-sessions-configuration.png" > < img src = "documentation/ha-sessions-configuration.png" class = "mediacenter" alt = "" / > < / a >
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