Patent · US Expired

Method and system of aligning execution point of duplicate copies of a user program by copying memory stores

US7328331B2 · kind B2 · utility

1Cited by
18References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 25, 2005
Grant dateFeb 5, 2008
Priority date
Expiry dateJan 14, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F11/184
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method and system of aligning execution point of duplicate copies of a user program by copying memory stores. Some of the exemplary embodiments may be a method comprising aligning the execution point of duplicate copies of a user program executed in a first and second processor by copying only data of memory stores performed by the user program in the first processor from a memory of the first processor to a memory of the second processor, and copying the register state of the user program from the first processor for use by the second processor.

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