| 摘要 |
PROBLEM TO BE SOLVED: To optimize input/output throughput performance to one file, in a single computer system including a plurality of disk devices. SOLUTION: In the computer system including a function of dividing one file input/output request into input/output requests to a plurality of storages, a plurality of input/output threads of a prescribed number are generated or selected based on a result obtained by deciding whether or not a prescribed condition is satisfied, to a single input/output request to the single file by use of configuration information of a processor of a computer and configuration information of divided and stored files, and the plurality of input/output threads respectively perform input/output to divided data of the single file held by the plurality of storages. COPYRIGHT: (C)2010,JPO&INPIT
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