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《Falloc Fair Network Bandwidth Allocation in IaaSFallocDatacenters via a Bargaining Game Approach:IaaS中公平的网络带宽分配 数据协商的讨价还价博弈方法》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、Falloc:FairNetworkBandwidthAllocationinIaaSDatacentersviaaBargainingGameApproachJianGuo1FangmingLiu1HaowenTang1YingnanLian1HaiJin1JohnC.S.Lui21KeyLaboratoryofServicesComputingTechnologyandSystem,MinistryofEducation,SchoolofComputerScienceandTechnology,HuazhongUniversityofS
2、cienceandTechnology,China.2DepartmentofComputerScience&Engineering,TheChineseUniversityofHongKong.12fguojian,fmliu,cstang02,hjing@hust.edu.cn,cslui@cse.cuhk.edu.hkAbstract—Withwideapplicationofvirtualizationtechnology,performanceinthecompetitionofvariousnetworkaggressiveten
3、antsareabletoaccessisolatedcloudservicesbyrentingtheapplications(e.g.,[2]–[4]).Thatis,afairpolicyshouldbeablesharedresourcesindatacenters.UnlikeresourcessuchasCPUtoallocatebandwidthaccordingtothenetworkrequirementandmemory,datacenternetwork,whichreliesontraditionalofapplica
4、tions.Currentcloudapplicationshavetwoprimarytransport-layerprotocols,suffersunfairnessduetoalackofVM-requirementsfordatacenternetworks,whichcanbeusedtolevelnetworkisolation.Inthispaper,weproposeFalloc,anewformthebasisofdesigninganallocationpolicy:minimumbandwidthallocationp
5、rotocol,towardsVM-basedfairnessacrossbandwidthguaranteeandproportionalbandwidthshare.thedatacenterwithtwomainobjectives:(i)guaranteebandwidthforVMsbasedontheirbasebandwidthrequirements,and(ii)Minimumbandwidthguaranteecanprovidestrongisola-shareresidualbandwidthinproportiont
6、oweightsofVMs.TotionamongVMsortenants,sinceitensuresalowerbounddesignFalloc,wemodelthedatacenterbandwidthallocationasaofbandwidthallocationindependentofthecommunicationbargaininggameandproposeadistributedalgorithmtoachievetheasymmetricNashbargainingsolution(NBS).Weapplythep
7、atternsofotherVMs.Withtheabilityofguaranteeingband-theorytopracticebyimplementingFallocwithOpenFlowinex-widthforeachVM,providerscannegotiateSLAsonnetworkperimentsunderdiversedscenarios,whichshowsthatFalloccanperformancewiththetenants,whichmaybeattractivetoachievefairnessbya
8、daptingtodifferentnetworkrequirementsoftenantsdeployingnetworkintensiveapplication