US 11,941,302 B2
Method, electronic device and computer program product for managing disks based on performance information of access pattern
Hailan Dong, Chengdu (CN); Changyue Dai, Sichuan (CN); and Chi Chen, Chengdu (CN)
Assigned to Dell Products L.P., Round Rock, TX (US)
Filed by Dell Products L.P., Round Rock, TX (US)
Filed on Aug. 17, 2022, as Appl. No. 17/889,626.
Claims priority of application No. 202210073514.4 (CN), filed on Jan. 21, 2022.
Prior Publication US 2023/0236728 A1, Jul. 27, 2023
Int. Cl. G06F 3/06 (2006.01)
CPC G06F 3/0685 (2013.01) [G06F 3/061 (2013.01); G06F 3/0649 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A method for moving a disk slice to a position in a plurality of disks, the plurality of disks having a plurality of positions, the method comprising:
determining, based on differences in performance parameters of an access pattern of the disk slice on the plurality of disks, performance information of the access pattern of the disk slice;
determining a score for the disk slice based on the performance information and access frequency information of the disk slice, the plurality of positions being associated with a corresponding plurality of score ranges; and
determining, from among the plurality of positions, a position of the disk slice in the plurality of disks based on the score;
wherein determining, from among the plurality of positions, the position of the disk slice in the plurality of disks includes moving the disk slice to the position of the disk slice in the plurality of disks; and
wherein the plurality of disks is in a plurality of storage tiers.