APPLICATIONS FOR PHYSICAL SCIENCE · models of natural and artificial processes. Simulations could...
Transcript of APPLICATIONS FOR PHYSICAL SCIENCE · models of natural and artificial processes. Simulations could...
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APPLICATIONS FOR PHYSICAL SCIENCE
A. Bulgarelli (INAF)
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NATIONAL INSTITUTE FOR ASTROPHYSICS (INAF)
• TheNationalInstituteforAstrophysics(INAF)isthemainItalianResearchInstituteforthestudyoftheUniverse.• Itpromotes,implementsandcoordinatesnationalandinternationalresearchesinthefieldsofastronomyandastrophysics.• Itdesignsanddevelopsinnovativetechnologiesandstate-of-the-artinstrumentationforthestudyandexplorationoftheUniverse.
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ASTRONOMY➤ Astronomy,aphysicalscience,isthestudyofcelesKal
objects.
➤ AstronomersandResearchEngineers:
➤ designandbuildtelescopes,thatcanbeorganisedinAstronomicalObservatories.Telescopesworksfromspace(on-boardofarKficialsatellites)oronEarth.
➤ performsimula2onsofmathemaKcalmodelsofnaturalandarKficialprocesses
➤ tounderstandcomplextheories,
➤ topredictthebehaviourofanaturalorarKficialsystem,
➤ todesigninstrumentsfornewexperiments.
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NATIONAL INSTITUTE FOR ASTROPHYSICS (INAF): INFRASTRUCTURES• INAF,asR&DaloneandwithallR&DinstitutesofMIUR(MinistryofEducation,UniversitiesandResearch),isinvolvedinthedevelopmentofthee-infrastructureneedforscientificresearch:• Network• Computing• BigData
• H2020Projects:INDIGO,ASTERICS,EGI• AllthesepointarestrategictoallowingtheINAFresearcherstobeinvolvedonthefuturechallenges.
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NETWORK
• GARRisourbackbone• Allinfrastructuresareconnectedmainlywith• 1G(less150Mb)• Backbone10G
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COMPUTING• HPC
• 9/18centerareworkingwithHPC• 159+70Billionhours@BGQCineca(2013)• 16researchprogram(70people)• 2.7PBofdata.
• HTC• DHTCSproject(Cloudunderdevelopment)• Cluster@PON(Catania,Palermo,Cagliari(2010))
• LocalCluster:• ~20“group”cluster
• MostofourCPUtimeobtainedwithcompetitivegrantsatCINECA(INAF-CINECAconvention,ISCRA)andCASPUR• TwoPRACEprojectswithlocalPI(developement)• InvolvedinseveralClass-APRACEprojects• ADECIprojectunderreview
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DATA ARCHIVE
• AllINAFstructureshavearchives• About54archives(someunderdevelopment)
• 59%public,• PolicyINAF:rawdataarepublicafter1year
• CentroItalianoArchiviAstronomici(IA2)• Someexamples:
• GAIA(on-fly)➔DPACCenter(1of6)@OATorino• 1PB(mainlypartoftheDBMS,Oraclepartnership)
• Euclid➔>10xGAIA(2020)• CTA(ASTRI)➔>10TB/day• SKA➔>100TB/day
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ASTRONOMICAL OBSERVATORIES➤ TheAstronomicalObservatoriesofthe
nextdecadeswillbedominatedbyhugedatavolumeandrateswith:
➤ mulK-yeartemporalcoverage
➤ ofthemulK-wavelength(fromradiotogamma-rays)
➤ andmulK-messenger(photons,gravitaKonalwaves,neutrinos)domains
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COMMON PROBLEMS• Thereseemstobeacommonworkflowfromtheexperimenttothedatacenter,whichcouldinclude:• datacapturingfrominstruments,• bufferingofdataclosetotheinstrument,• on-siteandreal-timedataanalysis:duetothelocationoftheexperiments(e.g.undertheseaorontopofamountain)• transferringofdatatothedatacenter,• simulations,• archivingofdata
• datapreservation(datawillbemaintainedfortensofyears)
• remoteaccesstothem.• Someofthesestepsrequirereal-timecontrolandmonitoring• TheAstronomicalObservatoriescouldmanagearraysoftensorhundredsoftelescopes. 9
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courtesyofESO,CTAandSKAConsortium
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SPACE TELESCOPES IN WHICH INAF IS INVOLVED
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courtesyofMEDIAINAF
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courtesyofMEDIAINAF
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GROUND TELESCOPES IN WHICH INAF IS INVOLVED
©2015OpenPOWERFoundationFutureprojects:CTA,SKA,E-ELT13
courtesyofMEDIAINAF
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COMPUTATIONAL ASTROPHYSICS
• DATAANALYSIS• SIMULATIONS:computationalastrophysicswasfocusedonsimulationofmathematicalmodelsofnaturalandartificialprocesses.Simulationscouldbecarriedouttounderstandcomplextheories,topredictthebehaviourofanaturalorartificialsystem,todesigninstrumentsfornewexperiments,andtocharacterizethestatisticalbehaviourofcomplexphenomena.• GRAVITY–long-range,all-to-allcalculuselementscommunicationneeded(inprinciple)• HYDRODYNAMICS–short-range,butasmallnumberofcalculuselementsneedsmanytimesteps• ASTROPHYSICALPROCESSES–(radiativecooling,starformation,blackholesevolution,energyexchangesbetweenBH/starsandgas)partiallysubgrid:theexchangepartneedscommunications
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INSTRUMENT SIMULATIONS
• Instrumentsimulationforgroundandspacemissions• AlotofproposalsforESAcalls• EuropeanSpaceAgencyproposalsandmissions• ItalianSpaceAgencymissions
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Apartialviewoftheastronomicalobservatoriesofthenext10years.
Someobservatoriesworksfromspace.
Whatismissing:➤someobservatoriesaremissing➤noplanetarymissions
➤noexoplanetsandSunobservatories.➤nocosmicraysexperiments
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OpenPOWER @ INAF
• Websiteandmailinglist
• Inthiscontext• CollaborationwithIBMon
• performanceoptimisation
• portingofastrophysicalcodeonPOWERsystems.
• CollectionofusecasesasapreparatoryphasefortheOPFforPhysicalScienceWG
• DataIntensiveScienceClientTourEMEA/IBMTeamwithINAF(2December)
• TheOpenPOWERworkgroupforPhysicalScience(seededicatedsession)
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Move this experience and astrophysics needs to OpenPOWER Foundation
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CONCLUSIONS
• Telescopesandsimulations:physicalscienceprojects• Todevelopinamoreeffectivewaytheseprojects
• whatisneededisastrongconnectionwiththehardwareandsoftwaredevelopersofthemarket,tounderstandthedirectionoftheICTofthenextyears.• morethan65%oftheprogramsrequiresportingtousethenewHPCgenerationbasedonaccelerators(GPUs).Thisexchangeofexpertisecouldspanfromanaccesstonewhardwareandsoftwareplatformstotestastrophysicalcode,toaconnectionwithsoftwaredevelopersexpertoncodeoptimizationfornewhardwarearchitectures,newcompilersandhardwareaccelerators.• ThesharingbetweenINAFandprivatecompaniesoftheroadmapsofthehardwareandsoftwaredevelopmentofthenextyearsshouldbeimportant,tounderstandinadvancewhereINAFpeopleshouldfocustheireffortintheportingofastrophysicalcode.
• NewfrontiersofAstrophysicsrequireadvancedHPCandICTinfrastructures
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