《云计算平台虚拟机》由会员分享，可在线阅读，更多相关《云计算平台虚拟机（15页珍藏版）》请在金锄头文库上搜索。
1、AnEvalat f KVM fr se in Coud Cptng.NN，MA.RHY,J.MR,andS.GASGUENlemsonUnivityIthis aper wedscrib a virtlcluse aed on th enel-bsed iul Machine(KV as a alerntive o VMareandenSpc cally weshow hw t virtul lustris buitandtailo t t vital organizaons.T techniqe presened in th paper，known a teViral Organizion
2、 Clust Modl，sowsgret potentiaor clud comuigIn ou letaon,we sed a minilist nstllationo Slackwre Lnu1n1compute nes,esuring mnimal hos ovrea.O ptotpeVirtul Organization Cluster iompoedo28virtual coute ndes,ah unning CentOS5.1with Conor，ad PI.Rsults ofetinge pootyewer enragg,wth teexepn ework erfmac.Cat
3、gories and ujetDeriptors:4Cpter Ssems Orgizton:Pfrmance of ystems eg sudies;Pefrmane attrites;C.4oter-Comucaton et-wors:Dstrued SystesGeeral Trm：Design,Exerimentatio,Measurn,erformancAdiional Ky Wrs and Phrases：Virtual Machines,KV,High-Performane omputing.INTROCTIONAcuent probleinsceni c omptng isht
4、texperse needed delo and maintain a clse rans scrce deseece decin in ardwar cossSmler researh grop m not bealto a ord o have their on lstr,n prchasingtimnaxisingcuserrises cocrs such as vedor lock-in ad data euty.In this aper,e ese a cludomptin mod ich de smum specicatio for a comput lustr.Tis ustes
5、oe purposeis t host othercpute lusterthrough virtaizato.n tis wa，a Viulizati rvice rovder （VPcan sll cmute wr withavin tdrly aintai eah ed-usespaicula aplicatio.Similarly，Virta Organiatins(Osn purhacmpe powr fr VSs ithout aving to orryabutrdwareorsoftwreotiblt. isfre t evelo a oelclusterlolly，prhpsv
6、en on a pronal orktion,tes it,ndAuoradres:cool o Copting,CeonUnirsiy,les，SC296340974,USA.mfenn,mau,im.tin,ecs.ln.eduTismaerial s basdupon wok support nder a Natnal Science Founaton aduate esearchFeowshi.Pissi tmakedigial/hr coyof alo pat f is aeralwithout e opersonl or cassr ue prvide that te copies
7、 are nt mae or driuted fr pro tor comecialadvanage,the ACM copyrighserenotic,thettl ofthe ublicaton，ad is dte apper,and ei gvenhat opying is b misso f t ACM,In.o cop thewie,t rpbls, to po nsvers,or to rstribueto lsts equres pro si c perissio an/orafe.c 20YACM159-350Y/070-0001$5.0M Transationson Comu
8、ttonal Logic，Vo.V,No.N,Monh20Y,Pags10?.2M.Fe t a. (ape1（bTypFi.1.Hpervsorshen depoit to a Ss hardwarewithreaonabl assurncs that the operatigenironent wllbe fllycpaibeWill rst rovidea brie overvieofvirtaliation teholgies,follwe by a desiption of omod rtulcuster.hen,e will de te ifrastruct for wh anVS
9、P wo beespnsile.Fnlly,w wilren mereutsofa mdel lsteronstructe t th Cyerinfratrcture esearc Lbraory at Clemso niversit.2VRTUALIZATON MDE see,virtalization is ming oeouter apa to mltipl computers.JosVitalzaion s acmplihedthaprram ale hypervisor, lstesrnningundr hypevioraeknownas virtua macies(VMs Ther
10、e rt asctyeof hprvsrIBM:Type1persors diecl infae ith t sytm rdwA opeatg systems run insde a vtua mahine.There i usuay a specal,rvilegirtual mhie that can mnage theoters.Xe isaneapleo his ty of ypervisor. Thypervsor rn as a normal proraminsde a oral peratng sytem. This iskownasthe hstEah gustS unsas
11、a pros in h hos OS. The pcsse n be manipulated just li ay otrrocess.Mare and KV re exampes this typof hypervisorSe Fiur1or omrison fTeand2hervsors.AtrictTypehyris requireshaa I/O dice be emulated cmpletelyin sftware,resultng inaddedoverhead frI/Ocs.Paravrualization allos te virtua mahine to mke call
12、 ityo thehypervisor，resulng npoteiainca e ieny.Paravirtualizatio rquresmodi catons othe guestknel IBMSee ale for a omparison f VMande.ACM ranactnso omptiona Lgic，Vol.V,o.N,Month0Y.Anaationof KVM for se i loud CmputingTble I.KVsenKMXenTyp1Hperior ype2yperisoHots arivileged ut Host directl o hardwaeUnprivilge estsGuests aveuser prvilegesx6in astrction IX process bstractionP rvi
