A distributed computing system includes a plurality of servers, each server comprising a processor to process computing treatments and a memory system to record and save graphs. The system also includes means of routing between servers and an interface server to treat requests from a plurality of users' equipment. Servers are organized in N layers of servers, building together a group of servers. Servers from a same layer present a ring topology, and each server has a communication protocol with the following server in the ring of the group of machines. The system also includes communication means with the routing server.