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Resources Management in Active Networks
引用本文:WANG Jian-guo 1,LI Zeng-zhi 2,KOU Yan-an 2 (1.Computer Department,Xi''''an Institute of Technology,Xi''''an 710032,P.R. China, 2.Institute of Computer Architecture & Network,Xi''''an Jiaotong University,Xi''''an 710049,P.R. China). Resources Management in Active Networks[J]. 中国邮电高校学报(英文版), 2003, 10(1)
作者姓名:WANG Jian-guo 1  LI Zeng-zhi 2  KOU Yan-an 2 (1.Computer Department  Xi''''an Institute of Technology  Xi''''an 710032  P.R. China   2.Institute of Computer Architecture & Network  Xi''''an Jiaotong University  Xi''''an 710049  P.R. China)
作者单位:1.Computer Department,Xi'an Institute of Technology,Xi'an 710032,P.R. China; 2.Institute of Computer Architecture & Network,Xi'an Jiaotong University,Xi'an 710049,P.R. China
基金项目:NSFC ,undercontract(No.60 1 730 59)andShanxiNSF ,undercontract(No.0 2JK1 4 7)
摘    要:
1 IntroductionWhenarouterforwardsapacketinconvention alnetworks,itonlyusesfewsystemresources ,forexample,ituseslittlememoryresourcestotem porarilystorethispacketandfewCPUresourcestosearchforwardingrouteandprocessIPoptionpa rameters.Comparedtoconventional…


Resources Management in Active Networks
WANG Jian-guo,LI Zeng-zhi,KOU Yan-an. Resources Management in Active Networks[J]. The Journal of China Universities of Posts and Telecommunications, 2003, 10(1)
Authors:WANG Jian-guo  LI Zeng-zhi  KOU Yan-an
Abstract:
In an active network, users can insert customized active codes into active nodes to execute. Thus it needs more resources than those required by conventional networks, and these resources must be effectively monitored and managed. Management policies in existing OSs are too complicated to apply to simple active packets. In this paper, we present new resources management policies that are mainly adoped to manage CPU, storage and transmission bandwidth. Namely, we use SPF algorithm to schedule and process active packets, and import an interval queue method to allocate transmission bandwidth, and use feedback mechanism to control congestion. At the same time, we design some experiments on prototype systems with and without resources management policies respectively. The experiments results show that management policies presented by us can effectively manage resources in active nodes and can improve the performance of active networks.
Keywords:active network  active node  resources management  transmission bandwidth
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