INTEGRATION OF THE FREQUENCY OF USAGE OF TRACKS IN A TIERED STORAGE SYSTEM INTO A CACHE MANAGEMENT SYSTEM OF A STORAGE CONTROLLER
Patent №
US 10,691,596
Granted
2020-06-23
Filed 2018
Owner
INTERNATIONAL BUSINESS MACHINES CORPORATION
Lab
AI components
1
hardware
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
15964904
A storage tier management application indicates a heat index for each extent of a plurality of extents, wherein a higher heat index indicates a greater frequency of usage of tracks of an extent than a lower heat index. A least recently used (LRU) list for cache management is configured to perform demotion of tracks of a lower heat index prior to demotion of tracks of a higher heat index.
AI classification
Ownership
INTERNATIONAL BUSINESS MACHINES CORPORATION
assignment · 456580995
Assignors
GUPTA, LOKESH M., BORLICK, MATTHEW G., ANDERSON, KYLER A., ASH, KEVIN J.
On an employer assignment, the assignors are typically the inventors.