Patent ID: 11899983
Assignee: KIOXIA CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 6:
7. A control method of a memory system including a first memory and a second memory, the second memory including a first area and a second area, the control method comprising:
acquiring a plurality of event logs each relating to a respective event that occurs in the memory system;
adding a footer to an end of data of each event log, each footer specifying a start position of the data of each event log;
sequentially storing each event log to which the footer is added into the first area, from a first address toward a second address of the first area in an order of occurrence of the respective events of the plurality of event logs, the first address being lower than the second address in the first area;
storing the event logs stored in the first area into the first memory; and
sequentially reading the event logs, to which the footer is added and which are stored in the first memory, in an order starting with a latest event log and ending with an oldest event log within the event logs to be read, based on each footer added the plurality of event logs, to sequentially store the read event logs into the second area from a third address toward a fourth address of the second area in a read order of the read event logs, the third address being lower than the fourth address in the second area.