©2016OpenPOWERFoundation

APPLICATIONS FOR PHYSICAL SCIENCE

A. Bulgarelli (INAF)

©2016OpenPOWERFoundation

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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©2016OpenPOWERFoundation

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

©2016OpenPOWERFoundation

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

15courtesyofValentinaFioretti,INAF

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Apartialviewoftheastronomicalobservatoriesofthenext10years.

Someobservatoriesworksfromspace.

Whatismissing:➤someobservatoriesaremissing➤noplanetarymissions

➤noexoplanetsandSunobservatories.➤nocosmicraysexperiments

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

CONCLUSIONS

• Telescopesandsimulations:physicalscienceprojects• Todevelopinamoreeffectivewaytheseprojects

• whatisneededisastrongconnectionwiththehardwareandsoftwaredevelopersofthemarket,tounderstandthedirectionoftheICTofthenextyears.• morethan65%oftheprogramsrequiresportingtousethenewHPCgenerationbasedonaccelerators(GPUs).Thisexchangeofexpertisecouldspanfromanaccesstonewhardwareandsoftwareplatformstotestastrophysicalcode,toaconnectionwithsoftwaredevelopersexpertoncodeoptimizationfornewhardwarearchitectures,newcompilersandhardwareaccelerators.• ThesharingbetweenINAFandprivatecompaniesoftheroadmapsofthehardwareandsoftwaredevelopmentofthenextyearsshouldbeimportant,tounderstandinadvancewhereINAFpeopleshouldfocustheireffortintheportingofastrophysicalcode.

• NewfrontiersofAstrophysicsrequireadvancedHPCandICTinfrastructures

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