| 摘要 |
PROBLEM TO BE SOLVED: To reduce a network load accompanied by file access via a network. SOLUTION: When referring to a remote file, a first server transmits a reference request of the remote file to a plurality of servers including a second server. The second server transmits the remote file requested by the reference request to the first server. On receiving the remote file from the second server, the first server registers the second server into a first file information storage as storage target server information by relating to the identification information of the received remote file. When referring to the remote file again, the first server refers to the first file information storage, specifies that the storage destination server information related to the remote file identification information to is for the second server, and transmits a reference request including the remote file identification information to the specified second server. COPYRIGHT: (C)2011,JPO&INPIT
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