Patent · US Expired

Method for demoting tracks from cache

US7421535B2 · kind B2 · utility

35Cited by
10References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 2004
Grant dateSep 2, 2008
Priority date
Expiry dateAug 15, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F12/0866
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Provided are a method, system, and program for destaging a track from cache to a storage device. The destaged track is retained in the cache. Verification is made of whether the storage device successfully completed writing data. Indication is made of destaged tracks eligible for removal from the cache that were destaged before the storage device is verified in response to verifying that the storage device is successfully completing the writing of data.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.