DATA DISTRIBUTION/STORAGE SYSTEM, DATA DISTRIBUTION/STORAGE PROGRAM, AND DATA DISTRIBUTION/STORAGE METHOD

摘要

PROBLEM TO BE SOLVED: To suppress the occurrence of a situation in which backup data cannot be acquired, and to shorten the time required for acquiring the backup data.SOLUTION: The system performs the steps of: transmitting, to each of a plurality of servers, each of a plurality of divided data obtained by dividing data of a client; determining the data amount of the divided data to be stored by each server in response to the data transfer speed from each server to the client; determining, from the plurality of servers, a server as a rearrangement destination of the divided data stored in each server so that the determined amount of data is stored; and transmitting, to each server, a command of transmitting the divided data to the determined server as the rearrangement destination.SELECTED DRAWING: Figure 8