System for detecting global deadlocks using wait-for graphs and

Details System for detecting global deadlocks using wait-for graphs and System for detecting global deadlocks using wait-for graphs and

1995-10-19

1998-11-10

Banankhan, Majid A.

Data processing: database and file management or data structures

Database design

Data structure types

707 8, G06F 900

Patent

active

058357661

ABSTRACT:
In a distributed transaction processing system, deadlocks generated between global transactions so as to stretch over a plurality of resource managers which access database can be detected, thus aiming at effective use of resources. For this reason, the system is configured in such a manner that a transaction manager for collectively managing global transactions is provided with global deadlock detector for detecting deadlocks generated so as to stretch over a plurality of resource managers between a plurality of global transactions which result from wait-for relation as to occupation of hardware resources.

REFERENCES:
patent: 5504899 (1996-04-01), Raz
patent: 5504900 (1996-04-01), Raz
CAE Specification, Distributed Transaction Processing: The XA Specification, Dec. 1991, pp. 1-80, X/Open Company, Ltd.

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