Abstract
Multi-accessedgecomputing(MEC)hasthecharacteristicsoflowdelay,high
bandwidth,proximity,real-timeperception,enhancedprivacyandsecurityandreliabilty,
whichmeetstheneedsofnewservicessuchasdeployingultra-highdensityedge
equipmentsunderthebackgroundof5G.Ontheonehand,becauseofMECpowerful
computingpower,agrowingnumberofedgeuserequipments(UEs)offload
computing-intensivetaskstoMECdatacentertoperformcloudcomputing.Onthe
otherhand,duetohardwareconstraintsofMECdatacenter,usingnetworkfunction
virtualization(NFV)separatesthesoftwareimplementationofnetworkfunctionsfrom
proprietaryhardwaretoachievefasternetworkservicesupply.Virtualmachine(VM)as
asoftwarewithperformingphysicalcomputerfunctionscanhostvirtualnetwork
function(VNF)tocompletethecomputation-intensivetaskofoffloadingtotheMEC
datacenter.Therefore,attheMECdatacenter,virtualresourceallocationmethodor
virtualmachineplacementmethodhasbecomeamajorresearchfocusofresearchers.
ThispaperstudiesthevirtualresourceplacementmethodwithUEsasthecenterat
theMECdatacenter.OntheMECenvironment,thispaperputsforwardthevirtual
machineplacementmethodbasedontwo-sidedmatching,establishesthe
communicationmodelandcalculationmodel,andconstructsthe0-1integer
programmingproblem.Bydefiningthepreferencevaluecalculationmethod,a
many-to-manytwo-sidedmatchingalgorithmisdesignedtosolvetheproblemof
multipleVMsandmultiplephysicalmachines(PMs)matching.Theresultssh