Using local locks for global synchronization in multi-node...

Details Using local locks for global synchronization in multi-node... Using local locks for global synchronization in multi-node...

2008-05-20

2008-05-20

Coulter, Kenneth R. (Department: 2141)

Electrical computers and digital processing systems: multicomput

Computer-to-computer session/connection establishing

Network resources access controlling

C710S200000

Reexamination Certificate

active

07376744

ABSTRACT:
Described herein are techniques for global synchronization that under various scenarios eliminate or defer the acquisition of global locks. In many cases, the need to acquire global locks is eliminated, thereby saving the overhead attendant to processing global locks.

REFERENCES:
patent: 4814971 (1989-03-01), Thatte
patent: 5285528 (1994-02-01), Hart
patent: 5440732 (1995-08-01), Lomet et al.
patent: 5454108 (1995-09-01), Devarakonda et al.
patent: 5596754 (1997-01-01), Lomet
patent: 5682537 (1997-10-01), Davies et al.
patent: 5832484 (1998-11-01), Sankaran et al.
patent: 6026474 (2000-02-01), Carter et al.
patent: 6272491 (2001-08-01), Chan et al.
patent: 6353836 (2002-03-01), Bamford et al.
patent: 6453404 (2002-09-01), Bereznyi et al.
patent: 6529906 (2003-03-01), Chan
patent: 6668295 (2003-12-01), Chan
patent: 6915387 (2005-07-01), Huffman et al.
patent: 6920454 (2005-07-01), Chan
patent: 7085911 (2006-08-01), Sachedina et al.
patent: 2002/0087736 (2002-07-01), Martin
patent: 2005/0149540 (2005-07-01), Chan et al.
patent: 2006/0212573 (2006-09-01), Loaiza et al.
Andrew S. Tanenbaum; Structured Computer Organization (Second Edition); 1984.
Lory D. Molesky et al., “Database Locking Protocols for Large-Scale Cache-Coherent Shared Memory Multiprocessors: Design, Implementation and Performance,” Jun. 6, 1995, pp. 1-24.
Lory D. Molesky et al., “Efficient Locking for Shared Memory Database Systems,” Mar. 1994, 28 pages.
Written Opinion from PCT Patent Application No. PCT/US02/06981,dated Oct. 3, 2004(8 pgs.).
Current Claims in PCT Patent Application No. PCT/US02/06981 (8 pgs.), dated Oct. 3, 2004.
Office Action from Canadian Patent Application No. 2,448,050,dated Oct. 1, 2004 (2 pgs).
Current Claims in Canadian Patent Application No. 2, 448,050 (48 pgs), dated Oct. 1, 2004.
Office Action from European Patent Application No. 01968979.3-2212, dated Aug. 6, 2004 (3 pgs.).
Current Claims in European Patent Application No. 01968979.3-2212 (3 pgs), dated Aug. 6, 2004.

Affiliated with

Also associated with

Rating

Using local locks for global synchronization in multi-node... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Using local locks for global synchronization in multi-node..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Using local locks for global synchronization in multi-node... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2768271