Patent · US Active

Disaster recovery failback

US8479041B2 · kind B2 · utility

0Cited by

4References

14Claims

0Family size

Assignee

International Business Machines Corporation · US

Inventors

Shay H. Akirav · Nes Ziona, IL
Yariv Bachar · Netanya, IL
Evgeny Budilovsky · Yehud Monosson, IL
Aviv Caro · Holon, IL
Elena Drobchenko · Raanana, IL
Dov N. Hepner · Herzliya, IL
Aharon Lazar · Kiryat Ono, IL
Ofer Leneman · Kfar Sava, IL
Itay Maoz · Haifa, IL
Gil E. Paz · Yehud Monosson, IL
Tzafrir Z. Taub · Givatayim, IL

Key dates

Filing date	Oct 13, 2010
Grant date	Jul 2, 2013
Priority date	—
Expiry date	Sep 6, 2031

Classification

Technology area (CPC G)Physics
CPC primaryG06F2201/815
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Pursuant to execution of a predetermined failback policy, if a storage device is not preexistent in a source storage system operable in the computing environment, and an owner of the storage device is one of a DR storage system and a storage system having previously withdrawn from a replication grid, and the DR storage system has authorization to transfer ownership of the storage device by a replacement operation, an instance of the storage device is replicated to the source storage system to generate a replicated instance of the storage device on the source storage system, and ownership of the storage device is designated as the source storage system for each of the instance and the replicated instance of the storage device.

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