Title:
HISTORY STORAGE DEVICE, HISTORY STORAGE METHOD AND HISTORY STORAGE PROGRAM
Document Type and Number:
WIPO Patent Application WO/2019/193620
Kind Code:
A1
Abstract:
According to the present invention, a write monitoring unit (22) stores data written for each address of a writing destination in a main storage device (13), when a write back operation for writing from a cache memory (12) to the main storage device (13) and a direct write operation for writing to the main storage device (13) not via the cache memory (12) are executed. When the periodic processings are finished, a history storage unit (24) stores, as history data, a grouped address and data of the writing destination, which are stored in a dirty line of the cache memory (12), and a grouped address and data stored by the write monitoring unit (22).
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Inventors:
TOYAMA OSAMU (JP)
YONETA AKIKO (JP)
TOYAMA MASAKATSU (JP)
KONAKA HIROKI (JP)
YONETA AKIKO (JP)
TOYAMA MASAKATSU (JP)
KONAKA HIROKI (JP)
Application Number:
PCT/JP2018/014055
Publication Date:
October 10, 2019
Filing Date:
April 02, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
G06F11/14; G06F11/30; G06F11/34; G06F12/0804
Foreign References:
| JPH07200367A | 1995-08-04 | |||
| JPH1083351A | 1998-03-31 |
Attorney, Agent or Firm:
MIZOI INTERNATIONAL PATENT FIRM (JP)
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