Patent · US Active

System and program for demoting tracks from cache

US7890697B2 · kind B2 · utility

0Cited by
15References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 18, 2008
Grant dateFeb 15, 2011
Priority date
Expiry dateDec 17, 2028

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.