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網(wǎng)格計算技術(shù)和歐中網(wǎng)格項目

GridComputingandEUChinaGridProject歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日

OutlineReviewofGridComputingTechnology(InternetWebGridComputing)ExamplesofGridComputingprojectsLCG(LHCComputingGrid)–theworld’slargestsinglesciencegridprojectEGEE(EnablingGridsforE-sciencE)–sharingcomputingpowerforallsciences–world’slargestmulti-scienceproductiongridservice–

fromEuropetoChinaEUChinaGridprojectGridapplicationinphysicsandbiologyatPKUHowtoparticipateandtousetheComputingGrid?Summary歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日2

tothe

GridFromtheInternet

totheWebSpecialthankstoR.MondardiniandF.Grey歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日

OutlineoftheReviewWhatistheInternet?WhatistheWeb?WhywasitinventedatCERN?WhatistheGrid?WhyistheHighEnergyPhysicscommunitydevelopingtheGrid?WilltheGridbeavailabletoallofyou?歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日4

WhatistheInternet?It’sanetworkinginfrastructurewhichconnectstogethermillionsofcomputerworldwideTheconnectedcomputersspeakwiththesamelanguage,i.e.usethesameprotocol(aformatfortransmittingdata)TCP/IPThenameof“Internet”camefromtheideaof“Interconnectednetwork”歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日5

WhatistheWeb?WorldWideWeb(WWW)isaservicebuiltontopoftheinternetthatallowscomputerstoshareinformationTomakeadocumentpublic,ausermustuploadthedocumenttoaspecialcomputer(calledaserver)Intheserver,thedocumenthasauniquewebaddress(orcalledURL)CallingthatURLfromanywhereintheworld,anybodycanaccessandseethedocument歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日6

WhywastheWWW

inventedatCERN?Sciencedependsonfreeaccesstoinformationandexchangeofideas.CERNisthehubofaworldwidecommunityof6500scientistsin80countries.Attheendof1980’s,duringthepreparationofthepreviouslargeprojectatCERNwiththeinvolvementofO(1000)physicistaroundwholeworld,theneedtosharedocumentsinaglobalwaybecamevital.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日7

Howdiditstart?1989:

TimBerners-Leecirculates“InformationManagement:Aproposal”tohelpwithfutureLargeHadronColliderproject.1991:EarlywwwsystemreleasedtohighenergyphysicsviatheCERNprogramlibrary.FirstwebserverslocatedinEuropeanphysicslaboratories.1993:FirstMosaicbrowser;webreaches500serversand1%ofInternettraffic;CERNplacesWWWinthepublicdomain.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日8

WhatistheGrid?ComputingGridisalsoaservicebuiltontopoftheinternet(justliketheWeb),butitgoesonestepfurther…ComputersandinstrumentsconnectedinaComputingGridaretoshare

notonlyinformation,butalso

allkindsofcomputingresources(e.g.CPU,storage,databaseandsoftwareapplication,etc.)歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日9

ComputingGridHistoryName“ComputingGrid”chosenbyanalogywithelectricpowergrid(FosterandKesselman1997)Vision:plug-incomputerforprocessingpowerjustlikepluggingintoasterforelectricity.Concepthasbeenaroundfordecades(distributedcomputing,metacomputing)KeydifferencewiththeGridistorealisethevisiononaglobalscale.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日10

“Definition(定義)”of

ComputingGridFlexible,secure,coordinatedresourcesharing(資源共享)amongdynamiccollections(動態(tài)集合)of

individuals,institutionsandresources(i.e.“VirtualOrganizations”,VO,虛擬組織)在眾多虛擬組織的動態(tài)集合之間的靈活、安全和有協(xié)調(diào)的資源共享。FromI.Foster,etal.:“TheAnatomyoftheGrid:EnablingScalableVirtualOrganizations”Resources(資源):computers,datastorages,databases,sensors,networks,software…A“VO”canbeconceivedasagroupofpeople(andresources)belongtothesameofdifferentrealorganizationsthatwanttosharecommonresourcesinordertoachievetheirgoal.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日11

VirtualOrganization

(虛擬組織)F歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日12 HowdoestheGridwork?Itreliesonadvancedsoftware,called

middleware(中間件).Middlewareautomaticallyfindsthe

data

thescientistneeds,andthe

computingpowertoanalyseit.Middlewarebalancestheloadondifferentresources.Italsohandles

security,accounting,monitoringandmuchmore.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日13DifferentGrids

fordifferentneeds歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日14DifferentGrids

fordifferentneedsThereisasyetnounifiedGrid(likethereisasingleweb)ratherthereare

manyGridsformanyapplications.ThewordGridisusedtosignifydifferenttypesofdistributedcomputingforexampleEnterpriseGrids(withinonecompany)andPublicresourceGrids(volunteeryourownPC).Inthistalk,focusisonScientificGridsthatlinktogethermajorcomputingcentresinresearchlabsanduniversities.LatesttrendistoFederatenationalGridstoachieveaglobalGridinfrastructure.HighEnergyPhysicsisadrivingforceforthis.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日15

Whydoscientists

usedtheGrid?(1)IncreasinglycomplicatedproblemsBiologiststoanalyzemassiveamountofdatatounlockthesecretofhumangenomeEarthscientiststomonitorozonewithsatellitesdownloadedlargeamountofimageperdayHighEnergyPhysicistssoontoproduce1016Bytes(~20millionsCD)ofdataperyear…Singlecomputers(orevensupercomputers)arenotenoughforthesekindsofcalculations歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日16

Whydoscientists

usedtheGrid?(2)ComputingGridwillallowthemtosharethestoragespaceandcomputerpower(ondemand)tocollaboratewithdistancecolleagueswithsharingresources,dataandresult Forexample,LHC experimentsatCERN歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日17WhytheGridatCERN?CERNistheworld'slargestparticlephysicscentre,andisbuildingtheworld’slargestscientificinstrument,theLargeHadronCollider(LHC)toanswerfundamentalquestionsabouttheUniverselike:howdidtheUniversebegin?whatistheoriginofmass?whatisthenatureofantimatter?歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日18

CERNSiteMontBlanc,4810mDowntownGenevaLHCtunnel(~27km)CERN歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日19LargeHadronCollider

(LHC,大型強(qiáng)子對撞機(jī))LHCisanewparticleacceleratorduetobeswitchedonin2007,collidingbeamsofprotonsatthehighestenergyever.Cost>3,000,000,000Eurosand15yearsofconstruction.Usingthelatestsuperconductingtechnologies,itwilloperateatabout-270°C,justaboveabsolutezero.Withits27kmcircumference,theacceleratorwillbethelargestsuperconductinginstallationandcoolingsystemintheworld.4experiments,withdetectorsasbigasnationalgymnasiums:ALICE,ATLAS,CMS,LHCb.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日20ViewoftheATLASdetector(underconstruction)alongthebeamaxisATLASDetector歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日21

LHCDataChallengeLHCexperimentswillproduce10-15millionGigabytesofdataeachyear(about20millionCDs!)LHCdataanalysisrequiresacomputingpowerequivalentto~100,000oftoday'sfastestPCprocessors.Requiresmanycooperatingcomputercentres,CERNprovingonly~5%oftheCPUpower歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日22Computing@CERNHigh-throughputcomputingbasedonreliable“commodity”technologyMorethan2500dualprocessorPCsAbout3millionGigabytesofdataondiskandtapesPROBLEM:

nowherenearenough!歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日23

ComputingGridProjectsSOLUTION:usetheGridtounitecomputingresourcesofparticlephysicsinstitutesaroundtheworld.CERNleadstwomajorglobalGridprojects:LCG:

LHCComputingGridEGEE:

EnablingGridforE-sciencEprojectforallsciences歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日24TheLHCComputingGridprojectlaunchedaservicewith12sitesin2003.Today200sitesin30countrieswith16,000PCs.WLCGusesinfrastructureofmulti-scienceGridsEGEEandOSGEGEElaunchedin2004,alreadysupports20applicationsinsixscientificdomains(biomedicine,geophysics,quantumchemistry…)CERN’sLHCprojectcannotbedonewithouttheGrid歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日25

WilltheComputingGrid

beavailabletoallofyou?Hardtopredict… BillGates in1980’s1880’sfirsttelephonelineintheworld in1994JulesPiccard,aprofessorattheUniversityofBasel,installedthefirsttelephoneinthecity,around1880,betweenhishomeandhisinstitute.Heshoweditproudlytootherscientistsandgotthecomment:

“Looksverygood,butIdoubtitwilleverhaveanypracticaluse”."640kilobytesisallthememoryyouwilleverneed"

attributedtoBillGates,Microsoft“Iseelittlecommercialpotentialfortheinternetforatleast10years”歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日26

LookattheWebInDecember2005,theone-billionthuserswentonline!歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日27

PossibleGridApplicationsDisasterrelief:Helpgovernmentorganisationssharedataandforecastingresources(earthquakes,floods)

Education:HelpstudentsaccesslargecomputingresourcesforeducationalpurposesBusiness:Helpsmallcompaniesaccesslargecomputingresourcesfordrugdesign,materialssimulationetc.

歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日28Medical/HealthcareApplications

醫(yī)學(xué)應(yīng)用DigitalimagearchivesCollaborativevirtualenvironmentsOn-lineclinicalconferences“TheGridmakesitpossibletouselargecollectionsofimagesinnew,dynamicways,includingmedicaldiagnosis.”“Theabilitytovisualise3Dmedicalimagesiskeytothediagnosisofpathologiesandpre-surgicalplanning”“TheGridwillenableastandardized,distributeddigitalmammographyresourceforimprovingdiagnosticconfidence"歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日29

Bioinformatics(生物信息)AnalysinggeneticandproteomicinformationDeterminingthedevelopmentofanembryoModellingdrugsfordiseasesandgeneticdisorders“Everytimeanewgenomeissequencedtheresultiscomparedinavarietyofwayswithothergenomes.Eachcodeismadeof3.5billionpairsofchemicals…”歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日30

Nanotechnology

(納米技術(shù))Computer-aideddesignofnewfunctionalmaterialsEnablefaster,cheaperdiscoveryofnewcatalysts,metals,polymers,organicandinorganicmaterials“TheGridhasthepotentialtostoreandanalyzedataonascalethatwillsupportfaster,cheapersynthesisofawholerangeofnewmaterials.”歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日31

歐盟支持的

EGEE

(EnablingGridsforE-sciencE)

Project

歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日32EGEE

ProjectObjectivesconsistent,robustandsecureservicegridinfrastructure(基礎(chǔ)設(shè)施)improvingandmaintainingthemiddleware(改進(jìn)維護(hù)中間件)attractingnewresourcesandusersfromindustryaswellasscience(吸引新資源和用戶)Structure71leadinginstitutionsin27countries,federatedinregionalGridsleveragingnationalandregionalgridactivitiesworldwide(推動國家和區(qū)域網(wǎng)格)fundedbytheEUwith~32MEurosforfirst2yearsstarting1stApril2004EmphasisinEGEEisonoperatingaproductiongridandsupportingtheend-users歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日33 RunningApplicationsMorethan20applicationsfrom7domainsHighEnergyPhysics4LHCexperiments(Alice,ATLAS,CMS,LHCb)BaBar,CDF,D?,ZEUSBiomedicineBioinformatics(DrugDiscovery,GPS@,Xmipp_MLrefine,etc.)Medicalimaging(GATE,CDSS,gPTM3D,SiMRI3D,etc.)EarthSciences

EarthObservation,SolidEarthPhysics,

Hydrology,ClimateComputationalChemistryAstronomyMAGICPlanckFinancialSimulationGeo-PhysicsEGEODE歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日34EGEE:179

(>200)sites,39countries>17,000(>20,000)processors,

~5PBstorageEGEEGridSites:November2005現(xiàn)在歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日35EGEE-IIstarted1April20062yearsdurationEGEEfinalreview23-24May@CERNEGEE-II–anaturalcontinuationofEGEEEmphasisonprovidinganinfrastructure

increasedsupportforapplications

interoperatewithotherinfrastructures moreinvolvementfromIndustryExpandedconsortium7191partners11JointResearchUnitsFromEGEEtoEGEE-II歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日36 EGEE–DeliverablesInfrastructureoperationCurrentlyinclude>200sitesacross39countriesContinuousmonitoringofgridservicesina distributedglobalinfrastructureAutomatedsiteconfiguration/managementMiddlewareProductionqualitymiddlewaredistributedunderbusinessfriendlyopensourcelicenceUserSupport-Managedprocessfromfirstcontact throughtoproductionusageTrainingDocumentationExpertiseingrid-enablingapplicationsOnlinehelpdeskNetworkingevents(UserForum,Conferencesetc.)FutureExpandoninteroperabilitywithrelatedinfrastructures歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日37

GENIUSInterfacegLiteusers歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日38Sustainability(可持續(xù)性):

BeyondEGEE-IINeedtoprepareforpermanentGridinfrastructureMaintainEurope’sleadingpositioninglobalscienceGridsEnsureareliableandadaptivesupportforallsciencesIndependentofprojectfundingcyclesModelledonsuccessofGéANTInfrastructuremanagedincollaboration

withnationalgridinitiativesSustainablee-Infrastructure歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日39

EGEE-IIMissionInfrastructure(基礎(chǔ)設(shè)施)Manageandoperateproductione-InfrastructureopentoallusercommunitiesandserviceprovidersInteroperatewithe-InfrastructureprojectsaroundtheglobeContributetoGridstandardisationandpolicyeffortsSupportapplicationsfromdiversecommunities(多元化應(yīng)用)AstrophysicsComputationalChemistryEarthSciencesFinanceFusionGeophysicsHighEnergyPhysicsLifeSciencesMultimedia…Business(商業(yè)化)Forgelinkswiththefullspectrumofinterestedbusinesspartnerstoaidindustrialtake-upofgridsDisseminateknowledgeabouttheGridthroughtraining(宣傳推廣)Encourageinter-disciplinaryresearchandincreasedata

inter-operability歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日40 EGEE-IIStructureFederatedmodelbringingtogetherNationalGridInitiatives(NGIs,國家網(wǎng)格)

tobuildaEuropeanorganisationEGEE-IIfederationswould

evolveintoNGIsEachNGIisanationalbodyRecognisedatthenationallevelMobilisesnationalfundingandresourcesContributesandadherestointernationalstandardsandpoliciesOperatesthenationale-InfrastructureApplicationindependent,opentonewusercommunitiesandresourceproviders歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日41EuropeanNational

GridProjectsAustria–AustrianGridBelgium–BEGridBulgaria–BgGridCroatia–CRO-GRIDCyprus–CyGridCzechRepublic-METACentreSlovakiaDenmarkFinlandFrance–planned(ICAR)Germany–D-GRIDGreece-HellasGridHungaryIreland-Grid-IrelandIsrael–IsraelAcademicGridItaly-plannedNetherlands–DutchGridNorway–NorGirdPolandPortugal-plannedRomania–RoGridSerbia–AEGISSloveniaSiGNETSpain

–planned(IBERgrid)Sweden–SweGridSwitzerlandTurkey–TR-GridUnitedKingdom-eScienceBasedoninformationgatheredforEGEE-IIproposalinSeptember2005歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日42Aglobal,federatede-InfrastructureEGEEinfrastructure~200sitesin39countries~20000CPUs>5PBstorage>10000concurrentjobsperday>60VirtualOrganisationsEUIndiaGridEUMedGridSEE-GRIDEELABalticGridEUChinaGridOSGNAREGI歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日43EU-ChinaGridProject

歐中網(wǎng)格項目歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日44 EUChinaGridProjectTheprojectbanner

InterconnectionandInteroperabilityofGridsbetweenEuropeandChina

歐中計算網(wǎng)格互聯(lián)與互操作Theprojectinbrief

TheEUChinaGRIDProjectaimstosupporttheinteroperabilityoftheGridinfrastructuresinEuropeandChinaforthebenefitofeScienceapplications.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日45

Timescale&BudgetTheofficialstartoftheprojectis1stJanuary2006.24MonthsdurationEUContributionof1,300,000€.Atotal495PersonMonths(325Funded)ofeffort歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日46Partners1IstitutoNazionalediFisicaNucleare(IT)(coordinator)2EuropeanOrganisationforNuclearResearch(CERN)(CH)3DipartimentodiBiologia-UniversitàdiRomaTre(IT)4ConsortiumGARR(IT)5GreekResearch&TechnologyNetwork(GR)6JagiellonianUniversity–MedicalCollege,Cracow(PL)7SchoolofComputerScienceandEngineering–BeihangUniversityBeijing(CN)8ComputerNetworkInformationCenter,ChineseAcademyofSciences(CAS)–Beijing(CN)9InstituteofHighEnergyPhysics,CAS–Beijing(CN)10PekingUniversity–Beijing(CN)歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日47Thirdparties1AcademiaSinicaGridComputingCentre(ASGC),Taipei(CN)2DipartimentodiFisica-UniversitàdiRomaTre(IT)歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日48 Targets(目標(biāo))TofosterthecreationofaintercontinentaleSciencecommunity(促進(jìn)跨洲科學(xué)信息化共同體的建立)Trainingpeople(人員培訓(xùn))Supportingexistingandnewapplications(支持現(xiàn)有的和新的應(yīng)用)TosupportinteroperableinfrastructureforgridoperationsbetweenEurope(EGEE)andChina(CNGRID)(支持歐洲-中國之間可互操作的計算網(wǎng)格的運行)歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日49

CNGRID(中國網(wǎng)格)歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日50WPs(WorkingPackages,項目工作組)

and

theirobjectives歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日51 Workbreakdownstructures

工作組分工結(jié)構(gòu)WPNameObjectives1ProjectAdministrativeandtechnicalmanagement(項目行政和技術(shù)管理)O42Networkplanningandinteroperabilitystudy(網(wǎng)絡(luò)規(guī)劃與互操作研究)O3,O43Pilotinfrastructureoperationalsupport(示范基礎(chǔ)設(shè)施的運作支持)O64Applications(應(yīng)用)O55Dissemination(宣傳推廣)O1,O2歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日52Collaborativetools

合作工具歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日53WebSite(網(wǎng)站)

和歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日54Infrastructure

基礎(chǔ)設(shè)施歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日55RB

(ResourceBroker資源代理)+BDII(BerkelyDatabaseInformationIndex數(shù)據(jù)庫信息索引)

atCNAF(Italy)VOMS(虛擬組織管理系統(tǒng))atCNAFaf.infn.it:8443/voms/euchina/GridIce(網(wǎng)格監(jiān)控)atCNAFSiteslinked(站點):Roma3(Italy)CNAF(Italy)Catania(Italy)Athens(Greece)2sitesinBeijing(CNICandIHEP)Whatwehave

alreadydone歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日56 Sitesmap歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日57 Sitesmonitoring站點監(jiān)測CE@PKU歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日58WP2Result:Traceroute

fromItaly(Rome)toChina(IHEP)MonApr310:40:00CEST2006

tracerouteto30(30),30hopsmax,38bytepackets1ssrm3(5)0.585ms0.243ms0.184ms2(3)0.810ms0.604ms0.562ms3(29)10.029ms9.859ms9.830ms4(89)10.254ms10.073ms10.041ms5(89)10.305ms10.149ms10.117ms6(3)17.591ms17.410ms17.398ms7(2)25.773ms25.523ms25.488ms8()122.348ms120.711ms120.592ms9(4)121.214ms121.033ms121.016ms10(2)141.270ms141.147ms141.061ms11Chicago-RBNet-1.rbnet.ru(53)141.567ms141.431ms141.494ms1229(29)391.520ms391.713ms391.088ms1333(33)423.948ms423.802ms423.711ms149(9)424.280ms423.757ms423.731ms158(8)424.283ms423.960ms423.855ms1630(30)424.253ms423.763ms423.706ms17***1830(30)424.412ms!<10>423.854ms!<10>423.895ms!<10>Italy-GARRGEANTUSRussiaChina歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日59NetworkTopologyMapTheimprovedroute(TEIN2):willupgradeto2.5GbpsThebackuproute歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日60April3-7,2006inBeijing,China(done)June12-16,2006atIHEP+Project’s1stWorkshop(done)September15-22,2006inRome,Italy+Project’s1stConference(done)OneisnowatPekingUniversityinNovember,2006.December2006/January2007Krakow/Athens(togetherwiththeVIKrakowGridWorkshop,usuallyeachyearinNovember/December)04-05/2007ChinatogetherwithGGF17inChinaTrainingProgram

(培訓(xùn)計劃)歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日61PekingUniversity

in

EU-ChinaGridProject歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日62GroupsandpersonnelinvolvedBiological(生物)Research(ledbyProf.XIA,夏濱)Prof.ChangwenJIN,Dr.YingangFENG,Mr.WeibingGONG,Mr.XianrongGUO,Mr.NanZHONG.ToparticipateinWP4(4.3)HighEnergyPhysics(高能物理)Research–CMSexperimentonLHCatCERN(ledbyProf.QIAN,錢思進(jìn))Mr.ZongchangYANG,Mr.LiangZHAO,Mr.DaixiangMUToparticipateinWP4(4.1)Also,bothgroupsareworkingin

WP5歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日63BeijingNuclearMagneticResonanceCenterSponsoredby

MinistryofScienceandTechnology,MinistryofEducation,ChineseAcademyofScience,ChineseAcademyofMilitaryMedicalSciences,ManagedbyPekingUniversity.NationalNMRfacilityestablishedonNov.4th,2002Forresearchandtraininginbio-molecularNMRstudiesWeneedtousecomputerforprocessingandanalyzingNMRdata,forsolutionstructurecalculation,andformoleculardynamicsimulation.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日64

PKU-Biology

ComputingNeed(2)ByusingtheIntel2.4GHzXeonCPUEachstructureneeds4hoursEachtimetocompute200structuresEachproteinneedstobecomputedfor10timesTotally10proteinstobeanalyzed ~80,000hours(>9years)CPUtime >1TBstoragespace歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日65PhysicsDataAnalysis

forCMSExperimentCMSgroupinthePhysicsSchoolofPekingUniversityhasstartedtouseGridtoolstoanalyzephysicsdataofCMSexperimentsonLHCatCERNsince9/2005HugeamountofMonte-Carlodata(fromnowon)andrealdata(collectedfromtheendof2007)shallawaitforustoanalyze27kmcircumferenceLHCcompletiondate:2007.9歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日66LHCComputingNeed

DataStorage– Rawrecordingrate0.1–1GByte/sec Accumulatingat5-8PetaBytes/year 10PetaBytesofdisk(1Peta=1015)Processing– 70,000oftoday’s(2004)fastestPCs

歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日67 LHCComputingGridModelphysicsgroupregionalgroupTier2LabaUniaLabcUninLabmLabbUnibUniyUnixTier3physicsdepartmentDesktopGermanyTier1USAUKFranceItaly……….CERNTier1……….TheLHCComputingCentreCERNTier0歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日68LCGArchitecture

InstalledatPKU(UI)(SE)(CE)(WN)(SE)InstalledatPKU(UI)(CE)@IHEP歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日69 WorkinghistorySingleJ/ym+m-

generation(withoutbackground)andreconstructionbyusinglocalcomputersin6/2005SingleJ/ystudywithmin-biasedbackgroundin7/2005Analyzed500B0s

J/y+feventsfromaDST(DataSummaryTapes)atCERNin8/2005Analyzednearly200,000B0s

eventsfromaDSTstoredinItalybyusingComputingGridtoolsfrom9/2005andgoingon歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日70 Procedureof

GridapplicationThelatestprocedureviatheIHEPLCGTier-2facility:

PKU’sUIgetstheresultsfrom

submitthejobsIHEP’sRBrunthejobs,sendthejobstoCEreturntheresultstoIHEP’sRB givethejobstoWN

UI(UserInterface)@PKU,ChinaRB(ResourceBroker)@IHEP,ChinaCE(ComputingElement)@CNAF,ItalyWN(WorkNodes)@CNAF,Italy歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日71

ResultJ/psireconstructionefficiencyasafunctionofPT(bothmuons’|eta|<=2.4)J/y

reconstruction

efficiencyinCMSexperiment歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日72

PKU-Physics

ComputingNeedInnext1.5year,wewouldwishtogenerateupto1millioneventseachforpromptJ/PsiandUpsilon+40%ofbackgroundeventsForeach1millionevents,itneedsabout24,000hours(or1000days)ofCPUtime(for oneP4Xeon1.5GHzcomputer),andabout1.1TBofstoragespace.Inresult,wewouldneed~2800days

(i.e.~9years)ofCPUtime&~3.1TBofstoragespace歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日73如何實際參與

如何使用網(wǎng)格計算技術(shù)HowtousetheGrid歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日74

ToContribute

UsingLCG(LHCComputingGrid)projectasanexample,TheLCGProjectencouragesparticipationbyacademicinstitutesinthefieldofHEPwithsuitablecomputinginfrastructures,aswellasotherpublicandprivatedatacenterswillingtocommitresourcestotheproject.TheprocedureforparticipatingisThelocalmanageroftheinstitutes’computingresourcesshouldfirstcontacttherelevantnationalandregionalLCGcenter(~30intheworld)TheregionalLCGcenterwillconfirmtheappropriatenessoftheresourcesforLCGThelocalmanagerreviewsthedocumentationconcerninginstallationofLCGmiddleware,theregionalcentercanhelptheplanningifnecessaryTheLCGmiddlewareisinstalled,runandtestedonthenodesdedicatedtoLCG,thissteptypicallytakesafewhourstodaysThelocalmanagerannouncesthenewsitetotheLCGdeploymentteam,whichcertifiesthesiteofuseinLCG,andensurescontinuoustestingoftheresources.

歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日75

ToUsetheGridItwouldbebettertoproposeanapplicationprojectwhichneedsthecomputerresourceslargerthanyourownsystemTocontactanongoingComputingGridproject(e.g.LCG,EGEEorEUChinaGrid,etc.)TofindthenearestCertificateAuthority(CA)forthatproject,tocompletetheregistrationprocedureandtoobtainacertificate(X.509digitalcertificate)tobeinstalledinyourcomputerfortheAuthentication(認(rèn)證)ToregisterwiththerelevantVOfortheparticularactivitythisVOisinvolvedfortheAuthorization(授權(quán))Todownloadandinstalltheappropriateuserinterface,theVOmanagercanbecontactedforhelpTostartthesubmissionjobstotheGridsystem.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日76

認(rèn)證和授權(quán)Authenticationcertificate“Passport”

issuedbyaCA(CertificateAuthority) inourphysicallifeAuthorizationregistration“Visa”inourphysicallifecompletedbyaVOMS(VOmanagementsystem)AprojectmayhaveseveralCA,typicallyaregionalcenterisaCA.AprojectmayhaveseveralVO,typicallyaresearchcommunityofthesametopicformsaVO,e.g.LCGhas4VOscorrespondingto4largeexperimentsonLHCEGEEhas40VOscorrespondingtodifferentapplicationsA“passport”certificateisrenewedperiodically,canberevokedatanytimeforvariousreasons.歐中網(wǎng)格訓(xùn)練班,北京,2006年11月25日25日77

ToLearn

Gri

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