Title:
管理装置、情報処理装置およびメモリ制御方法
Document Type and Number:
Japanese Patent JP6878341
Kind Code:
B2
Abstract:
A management device is configured to control reading and writing of data as performed by a processing circuit with respect to a nonvolatile memory. The management device includes circuitry configured to: in response to a request from the processing circuit, perform writing or reading with respect to the nonvolatile memory; in response to writing with respect to the nonvolatile memory, update a table indicating a rewriting count for each area in the nonvolatile memory; detect writing having a high degree of locality representing rewriting operation performed to an extent equal to or greater than a reference value, with respect to the same area in the nonvolatile memory by refer to the table; and identify an area under attack in which the writing having the high degree of locality is performed.
Inventors:
Yusuke Shirota
Tatsunori Kanai
Tatsunori Kanai
Application Number:
JP2018050072A
Publication Date:
May 26, 2021
Filing Date:
March 16, 2018
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
G06F21/55; G06F12/00; G06F12/1027
Domestic Patent References:
| JP2013254357A | ||||
| JP62264499A | ||||
| JP2017134446A | ||||
| JP2016510475A |
Foreign References:
| WO2017122332A1 |
Attorney, Agent or Firm:
Sakai International Patent Office