Allocation of grid resources aims at improving resource utility and grid application performance.Currently,the algorithms proposed for this purpose do not fit well the autonomic,dynamic,distributive and heterogeneous ...Allocation of grid resources aims at improving resource utility and grid application performance.Currently,the algorithms proposed for this purpose do not fit well the autonomic,dynamic,distributive and heterogeneous features of the grid environment.According to MAS(multi-agent system)cooperation mechanism and market bidding game rules,a model of allocating allocation of grid resources based on market economy is introduced to reveal the relationship between supply and demand.This model can make good use of the studying and negotiating ability of consumers'agent and takes full consideration of the consumer's behavior,thus rendering the application and allocation of resource of the consumers rational and valid.In the meantime,the utility function of consumer is given;the existence and the uniqueness of Nash equilibrium point in the resource allocation game and the Nash equilibrium solution are discussed.A dynamic game algorithm of allocating grid resources is designed.Experimental results demonstrate that this algorithm diminishes effectively the unnecessary latency,improves significantly the smoothness of response time,the ratio of throughput and resource utility,thus rendering the supply and demand of the whole grid resource reasonable and the overall grid load balanceable.展开更多
基金Supported by the Natural Science Foundation of Hunan Province(Grant No.06JJ2033)the Society Science Foundation of Hunan Province(Grant No.07YBB239)
文摘Allocation of grid resources aims at improving resource utility and grid application performance.Currently,the algorithms proposed for this purpose do not fit well the autonomic,dynamic,distributive and heterogeneous features of the grid environment.According to MAS(multi-agent system)cooperation mechanism and market bidding game rules,a model of allocating allocation of grid resources based on market economy is introduced to reveal the relationship between supply and demand.This model can make good use of the studying and negotiating ability of consumers'agent and takes full consideration of the consumer's behavior,thus rendering the application and allocation of resource of the consumers rational and valid.In the meantime,the utility function of consumer is given;the existence and the uniqueness of Nash equilibrium point in the resource allocation game and the Nash equilibrium solution are discussed.A dynamic game algorithm of allocating grid resources is designed.Experimental results demonstrate that this algorithm diminishes effectively the unnecessary latency,improves significantly the smoothness of response time,the ratio of throughput and resource utility,thus rendering the supply and demand of the whole grid resource reasonable and the overall grid load balanceable.
