Savingprocesspictureslocallyonthemulti-clientwithWinCCmulti-usersystemswithWinCCV5.0+SP2andhigher.(将WINCC的画面保存在本地中以此减少网络的负担)QUESTION:HowcanIsavetheprocesspictureslocallyontheMultiClientwithWinCCmulti-usersystems?ANSWER:YouhaveaprojectthatrunsonaWinCCmulti-usersystem.NowprocesspicturesaretobestoredlocallyontheMultiClient,sothatthesepicturesandnotthepicturesfromtheserverareused.Thisreducesthenumberofaccessesmadetotheserverviathenetwork.GointothedirectoryDRIVE\Siemens\WinCC\bin\PDLCache\.(Youmayhavetocreatethisdirectory).InthisdirectorycreateasubdirectorycalledSymbolicServerName.TheSymbolicServerNamecorrespondstotheserviceprefix;bothtermsmeanexactlythesamething.Youhavetocreateaseparatesubdirectorywithitsownsymbolicnameforeachserver.Thenyoucopyintoittheprocessimagesfortherespectiveserver.Thepicturesmustalsocontinuetobeavailableontheserver.ThedateofthepicturefilesoftheMultiClientmustbemorerecentorthesameasthedateofthepicturefilesoftheserver.Assoonasthepicturefilesontheserverhaveamorerecentdate,theruntimeontheMultiClientacquiresthepicturesfromtheserverviathenetwork.Important:Ifthroughconfigurationnewfilesareaddedorfilesaremodified,thenyoumustdoamanualcomparisonofthecopiesontheclientcomputer.Referencedfiles(e.g.EMF,WMF,BMP)arealwaysloadedfromtheprojectpathviathenetwork.Note:HowtostorepicturesontheUniClientisdescribedinFAQEntryID982658.Keywords:Performanceimprovement