Patent ID: 11861238
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 4:
5. The storage device of claim 1,
wherein the first controller corresponds to a first submission queue and a second submission queue, the second controller corresponds to a third submission queue and a fourth submission queue, the first submission queue corresponds to the first command from the first external device, the second submission queue corresponds to the second command from the second external device, the third submission queue corresponds to a third command from the first external device, and the fourth submission queue corresponds to a fourth command from the second external device,
wherein the storage controller selects one among the first submission queue, the second submission queue, the third submission queue and the fourth submission queue based on the first value, the second value, a third value and a fourth value,
wherein the first value corresponds to the first workload of the first submission queue during the first time period, the second value corresponds to the second workload of the second submission queue during the first time period, the third value corresponds to a third workload of the third submission queue during the first time period, and the fourth value corresponds to a fourth workload of the fourth submission queue during the first time period, and
wherein, when the storage controller selects the first submission queue among the first submission queue, the second submission queue, the third submission queue and the fourth submission queue, the first controller processes the first command before the second command, the third command and the fourth command are processed.