Managing write requests in cache directed to different storage groups
US7721043B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 8, 2007 |
| Grant date | May 18, 2010 |
| Priority date | — |
| Expiry date | Jul 27, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/502
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided are a method, system, and article of manufacture for managing write requests in cache directed to different storage groups. A determination is made of a high and low thresholds for a plurality of storage groups configured in a storage, wherein the high and low thresholds for one storage group indicate a high and low percentage of a cache that may be used to store write requests to the storage group. A determination is made of a number of tasks to assign to the storage groups based on the determined high and low thresholds for the storage groups, wherein each task assigned to one storage group destages write requests from the cache to the storage group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.