Patent ID: 6889338
Filing Date: 2005-05-03
Classification: H04L

Abstract:
1. A method for operating a fault-tolerant server group in client-server distributed dynamic network systems, comprising: receiving, by a master server in a fault-tolerant server group, a request sent by a client, said fault-tolerant server group comprising said master server and at least one back-up server, said master server communicating with both said client and said at least one back-up server, each server in said server group, including said master server and said at least one back-up server, having an election mechanism enabling said fault-tolerant server group to elect a new master server, when said master server fails, in a process in which at least some of the election mechanisms are triggered by timers set to different times relative to the time at which said master server is detected to have failed; processing, by said fault-tolerant server group, said request to produce a result, said request being processed concurrently by said master server and said at least one back-up server; and sending, by said master server, said result to said client.