Ordered and reliable maintenance of inter-process relationships in a distributed multiprocessor
US5577261A · kind A · utility
11Cited by
12References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1995 |
| Grant date | Nov 19, 1996 |
| Priority date | — |
| Expiry date | Jan 23, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/825
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An apparatus and method, using an inter-processor lock to control access to inter-process relationship data structures in the memory of each processor in a multiprocessor system. The apparatus and method insure that each inter-process relationship is modified in the same sequence on each processor. The apparatus and method also insure that an inter-process relationship is maintained in a consistent state in the face of failure of any of the processors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.