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f priority): * **Reliability** (mainly through high availability) * **Extendability** (being able t... * **Extended**: (coming soon) multi-server with high availability database, very high performance, lar... g in France Telecom, we were looking for a robust high performance DHCP server suitable for an xDSL IPTV... oduction by end 2004. Performance was still quite high despite the interprative nature of Perl, resultin

atabase (MySQL, Oracle...). This back-end offers high brute performance, but is not suitable for high-availability cluster solutions or highly scalable services. ==== Pros ==== * Pure Java module ru... afe); this can become a bottleneck issue for very high performance servers * there is no support for active high-availability modes allowing automatic failover from one server to another in case of hard

iple allowing for a wide range of scalability and high-availability solutions. {{highlevelfrontback.png?nolink|High Level Schema}} This architecture is a logical view. It can be used through a wide rang... k in progress) or MySQL (work in progress). It is highly recommended to build high-availability database

nsibility --- in that order. It is designed to be highly scalable ranging from a simple LAN with a simple install-and-run process, up to high range telecom class WAN servers handling millions of simultane... kets with support for a variety of options with a high-level datatypes support. It includes a server fra

ocation scheme is not very flexible and generates high administrative work to network administrators. It... hat such servers could be developed as well using higher productivity languages such as PERL or Java. J... , but Java performance is largely enough even for high volume DHCP servers, see right below. === How fa

nsibility --- in that order. It is designed to be highly scalable ranging from a simple LAN with a simple install-and-run process, up to high range telecom class WAN servers handling millions of simultane... kets with support for a variety of options with a high-level datatypes support. It includes a server fra

elopment process: * javac compilation options: high level of warnings * Heavy unit testing through

t the database is always up and running (cluster, high availability solutions...). May the front-end no

ally topology (subnets) modification and updates. High availability should be easy to achieve with stand... ustomers, the whole server infrastructure must be highly performant, supporting multi-threading, and sca

ve way is to put all data is the database when in high-availability mode (to be described later). =====