文档介绍:LiveWide-AreaMigrationofVirtualMachinesIncludingLocalPersistentStateRobertBradford,EvangelosKotsovinos,AnjaFeldmann,HaraldSchiöbergPresentedbyKitCischkeDifferencesinContributionsThefirstpaperdiscussedtransferringrun-’simage,itspersistentstateandon--copying,write-throttlingandablock-driver,,theauthorswanttoextendliveVMmigrationtoinclude:Persistentstate(filesystemsusedbytheVM)workconnectionsWhy?ManyappsrunningonaVMneedthatstorage,,andwedon’twantto(overly)::LivemigrationConsistencyMinimalServiceDisruptionTransparencyUtilizes:Pre-copying,write--EnvironmentBoththesourceanddestinationrunXen,---,whichperformsincrementalmigration,,,,write-,,thesourceVMispaused,-InitializationAuthentication,esscontrolareha