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DATA REPLICATION SYSTEM, DATA REPLICATION SERVER, DATA REPLICATION METHOD, AND DATA REPLICATION PROGRAM
DATA REPLICATION SYSTEM, DATA REPLICATION SERVER, DATA REPLICATION METHOD, AND DATA REPLICATION PROGRAM
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机译：数据复制系统，数据复制服务器，数据复制方法和数据复制程序
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摘要
PROBLEM TO BE SOLVED: To provide a data replication system that does not require a retransmission dedicated server and reduces a load on a master server while ensuring reliability.SOLUTION: A data replication system of the present invention includes: a master server that transmits data, and retransmits unreceived data until all data has been received by any slave server; and slave servers each of which receives the data, transmits a response indicating unreceived data, receives a response of another slave server, and transmits unreceived data included in the response in data received by its own device.
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