| 摘要 |
A method for management of access history according to the embodiment includes: storing a write command including write time and a write address of write access and a write payload in a storage unit of write access history when the write access occurs; storing a read command including read time and read address of read access in a storage unit of read access history when the read access to the target storage unit occurs; and extracting the read command related to request time included in a read access acquisition request from the storage unit of read access history when the read access acquisition request occurs, extracting the write payload associated with the write time soonest before the request time and the read address included in the extracted read command from an appending section of write access history, and outputting read access information generated from the extracted read command and the extracted write payload.
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