System and method for content replication detection and...

Electrical computers and digital processing systems: memory – Address formation – Address mapping

Reexamination Certificate

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C711S200000, C711S202000, C711S203000, C711S205000, C711S207000, C711S003000, C711SE12058

Reexamination Certificate

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08074047

ABSTRACT:
A system and method for effectively increasing the amount of data that can be stored in the main memory of a computer, particularly, by a hardware enhancement of a memory controller apparatus that detects duplicate memory contents and eliminates duplicate memory contents wherein the duplication and elimination are performed by hardware without imposing any penalty on the overall performance of the system.

REFERENCES:
patent: 6789156 (2004-09-01), Waldspurger
patent: 6944740 (2005-09-01), Abali et al.
patent: 2007/0050423 (2007-03-01), Whalen et al.
Kulkarni et al., “Redundancy Elimination Within Large Collections of Files”, Proceedings of the USENIX 2004 Annual Technical Conference, Jun. 2004.
Waldspurger, “Memory Resource Management in VMware ESX Server”, Proceedings of the 5th Symposium on Operating Systems Design and Implementation, Boston, Massachusetts, USA, Dec. 9-11, 2002.
Smith, T.B. et al., “Memory Expansion Technology (MXT): Competitive Impact” IBM Journal of Research & Development (Mar. 2001) pp. 303-309, vol. 45, No. 2.
Tremaine, R.B. et al., “IBM Memory Expansion Technology (MXT)” IBM Journal of Research & Development (Mar. 2001) pp. 271-285, vol. 45, No. 2.

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