1. 1 HPC at INRIA Thierry Priol INRIA Scientific Deputy Director Research Department European Partnerships Department Myriads IPT

2. 2 French Institute for Research in Computer Science and Control Information and Communication Sciences and Technologies Research Experiment Transfer and innovate Share and disseminate Create references A public institution of a scientific and technological character, and under the dual authority of the Ministry of Research and the Ministry of Industry

3. 3 2,800 scientists 1300 researchers and teaching-researchers 1000 Ph.D. students 500 postdoctoral fellows 8 research centers in France 80 associated teams throughout the world 4 300 scientific publications 24 international conferences 230 active patents 96 innovative companies created 60 software deposited in 2008 INRIA today On 1 st January 2009 3,900 people A budget of €190 M before taxes Of which more than 20% from external resources

4. 4 INRIA Nancy Grand Est INRIA Grenoble Rhône-Alpes INRIA Sophia Antipolis Méditerranée INRIA Rennes Bretagne Atlantique INRIA Bordeaux Sud-Ouest INRIA Lille Nord Europe INRIA Saclay Île-de-France INRIA Paris Rocquencourt INRIA’s Research Centers

5. 5 An original research model: The INRIA Project-Teams From 15 to 20 people, with a scientific leader A focused scientific theme A limited lifespan: 8 years on average Medium-term objectives and work program Joint projects with industrial and scientific partners in France and around the world Financial and scientific autonomy From research to transfer A priori and a posteriori evaluation 198 INRIA Project-Teams & Teams in 2020 with the majority in partnership An organization that complements the universities

6. 6 INRIA Research Areas Applied Mathematics, Computation and Simulation Algorithmics, Programming, Software and Architecture Networks, Systems and Services, Distributed Computing Perception, Cognition, Interaction Computational Sciences for Biology, Medicine and the Environment

7. 7 INRIA strategy in HPC INRIA has the research potential to be a leader of HPC in Europe Culture of multidisciplinary research Culture of mixing methodologies within computer science (Strong collaborations between theoretical and experimental research) Culture of exploration tools (testbed) National initiatives 2/3 of the ANR (French NSF) projects related to HPC include INRIA researchers Collaboration with Bull on Supercomputer design Strategic Partnership with EDF on simulation Collaboration with CEA on key system software (Kadeploy) for Supercomputers French Strategic Committee on HPC: ORAP, TER@TEC Collaborate in the establishment of the « House of Simulation », Grand Paris, … Participation to GENCI « Grand emprunt »…

8. 8 HPC within INRIA Research Areas Applied Mathematics, Computation and Simulation Computational models and simulation Algorithmics, Programming, Software and Architecture Architecture and Compiling Networks, Systems and Services, Distributed Computing Distributed and High Performance Computing

9. 9 HPC research at INRIA From Computer Arithmetic to Scientific Platform Compilation for processors, Multi-core & GPU Single System Image Microprocessor design Computer Arithmetic Runtime environments Computing & Communication Libraries Batch Schedulers Mathematical Methods Mesh generation Computing Models Scientific software platform (Scilab) Modeling molecules Scientific visualization; Visual analytics Scientific Visualization (e.g. Plasma Physic) Earth reconstruction (inverse problems) Cardiac imaging and simulation Modeling Tissue Growth Modeling microprocessor temperature Modeling Air quality Platform for numerical computation MUMPS Parallel sparse direct Solver PM2 Runtime Environment Kerrighed Single System Image Batch Scheduler Fault tolerant MPI Automatic Mesh Generation Middleware for Cyber infrastructures SUPERLU general purpose library

10. 10 INRIA Project-Teams (37 IPT) Numerical simulation and HPC (17 IPT): numerical analysis,mesh generation, LA solvers, coupling, multi-scale, uncertainties Visualization/interaction (3 IPT): post-process, collaborative work Programming (18 IPT): models, compilers, code generation, GPGPU (hybrid architectures) Middleware/runtime/OS (10 IPT): virtualization, SSI, fault-tolerance, energy management, grid for HPC

11. 11 INRIA Nancy Grand Est INRIA Grenoble Rhône-Alpes INRIA Sophia Antipolis Méditerranée INRIA Rennes Bretagne Atlantique INRIA Bordeaux Sud-Ouest INRIA Lille Nord Europe INRIA Saclay Île-de-France INRIA Paris Rocquencourt Some project-teams involved in HPC activities PARIS: operating systems SAGE: scientific computing ALF: multicore/GPU PARIS: operating systems SAGE: scientific computing ALF: multicore/GPU HIEPACS: scientific computing RUNTIME: communication/threads CEPAGE: task management HIEPACS: scientific computing RUNTIME: communication/threads CEPAGE: task management MOAIS: scheduling & programming MESCAL: models & tools GRAAL: middleware & programming MOAIS: scheduling & programming MESCAL: models & tools GRAAL: middleware & programming GRAND-LARGE: large scale parallel computing ALCHEMY: compilers & programming GRAND-LARGE: large scale parallel computing ALCHEMY: compilers & programming ALGORILLE: algorithms & models NACHOS: scientific computing OASIS: programming OPALE: scientific computing NACHOS: scientific computing OASIS: programming OPALE: scientific computing DOLPHIN: combinatorial problems

12. 12 www.grid5000.fr Developed since 2003: A nationwide experimental platform for Large scale experiments The main feature is Grid’5000 is the level of control it provides to users who can reconfigure the soft stack on every node >400 active Users Coming from >70 Laboratories >400 publications including Ph.Ds, HDRs, etc. >400 experiments done or planned (including >100 applications) External impacts: Used for testing of OpenMPI Kadeploy to be used as the deployment tool for TERA100 Map of Grid’5000 Ray2Mesh: first non trivial MPI application Scaling linearly On Grid’5000 Many success stories in combinatorial optimizations: -solve the n-Queens problem for n=25, in 2005 -solve (exact solution) of the flowshop Ta056-50-20 instance one of the most remarkable one, in 2008:  Grid’5000 was used to design and improve the algorithm used in the first computer victory against a professional Go player (9x9) in the last Paris tournament! ALADDIN/Grid’5000: Nation wide experimental platform An Example of INRIA Specificity

13. 13 INRIA strategy in HPC INRIA has the research potential to be a leader of HPC in Europe Culture of multidisciplinary research Culture of mixing methodologies within computer science (Strong collaborations between theoretical and experimental research) Culture of exploration tools (testbed) National initiatives 2/3 of the ANR (French NSF) projects related to HPC include INRIA researchers Collaboration with Bull on Supercomputer design Strategic Partnership with EDF on simulation Collaboration with CEA on key system software (Kadeploy) for Supercomputers French Strategic Committee on HPC: ORAP, TER@TEC Collaborate in the establishment of the « House of Simulation », Grand Paris, … Participation to GENCI

14. 14 ANR supports HPC! HPC is seen as an important challenge to increase the competitiveness of the industry and the development of science Numerical simulation is the third pillar (in silicio) to develop knowledge (in vitro and in vivo experimentations, theory) Numerical simulation paves the way for new scientific discoveries Available 2009 funding: Programme COSINUS – Numerical simulation Programme BLANC / JCJC – long term, young researchers Programme Materials & Processes – multiscale simulation Programme ARPEGE – large-scale infrastructures Programme DEFIS – Architectures, algorithms, languages Programme P3N (nano) – simulation for nanomaterials And in other programmes…. http://www.agence-nationale-recherche.fr:

15. 15 “Les cahiers de l’ANR” - HPC N° 3 of the ANR book series Presentation of 80+ projects Introduction to domains Infrastructures Tools Librairies Applications Available in French

16. 16 Some numbers Count done for preparing ANR’s « HPC book » 219 projects using or doing HPC 92 in the ICST dept 82 in the Nonthematic Dept 86 Projects have sent a one-page presentation as of today 34 in the ICST dept 26 in the Nonthematic Dept 2005-2008: > 100M€ funding (>25M€/y.)

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19. 19 2010 ANR Calls COSINUS – Numerical simulation - Feb 2010 Embedded System and Large infrastructures – Feb 2010 Non-thematic programme (Blanc) – Jan 2010 The G8 Research Councils Initiative on Multilateral Research Funding Interdisciplinary Program on Application Software towards Exascale Computing for Global Scale Issues – May 7th

20. 20 INRIA strategy in HPC INRIA has the research potential to be a leader of HPC in Europe Culture of multidisciplinary research Culture of mixing methodologies within computer science (Strong collaborations between theoretical and experimental research) Culture of exploration tools (testbed) National initiatives 2/3 of the ANR (French NSF) projects related to HPC include INRIA researchers Collaboration with Bull on Supercomputer design Strategic Partnership with EDF on simulation Collaboration with CEA on key system software (Kadeploy) for Supercomputers French Strategic Committee on HPC: ORAP, TER@TEC Collaborate in the establishment of the « House of Simulation », Grand Paris, … Participation to GENCI

21. 21 Grand Equipement National de Calcul Intensif Centre National Jacques-Louis Lions 20%10%49%20%1%

22. 22 Bruyères-le-Châtel  100 km Centre National Jacques-Louis Lions Montpellier Open supercomputer centres

23. 23 Total capacity of Tier1 HPC ressources available for the french scientific community in 2010 NEC SX8 Brodie (IDRIS) NEC SX8R-SX9 Mercure (CCRT) Cluster BULL Titane (CCRT) Cluster SGI ICE Jade (CINES) Cluster IBM Hera (CINES) Cluster BULL Titane (CCRT) Cluster BULL Platine (CCRT) Cluster IBM Vargas (IDRIS) IBM BG/P Babel (IDRIS) 596 Tflops 3 Computer Centres Comprehensive set of system architectures

24. 24 Allocation of HPC resources : a single coordinated process at the national level Requests from shareholders Orientation CSCI Annual reports by HPC centres Reserved resources Resources to be distributed trough two annual sessions Submission Peer-review based on scientific and technical excellence by an Evaluation Committee (10 Thematic Committees) Allocation Committee : decisions based on transparent and clear criteria Reserved parts for shareholders Reserved parts allocated to industrial projects Orientations

25. 25 Others Missions To promote simulation and high performance computing in fundamental and industrial research To promote the organization of an European HPC area and to participate to its achievements To open its equipments to all interested scientific communities, academic or industrial, national, european or international

26. 26 INRIA strategy in HPC (cont’d) European Participation to PRACE-1IP (within GENCI) Participation to EESI (Exascale initiative led by EDF R&D) International Associated teams with key HPC players Joint laboratory with UIUC-NCSA

27. 27 INRIA and the Joint-Lab on PetaScale Computing Research and development in for Peta-ExaScale HPC needs international collaborations PetaScale Software are already raising many significant research problems ExaScale system design will open a very large domain of research and will require a huge effort from the community Projects like PRACE in Europe and IESP at the international level help establishing clear roadmaps and focusing on the right problems The economic situation is a threat for very large, single country, projects UIUC and NCSA with the BlueWaters project are in the forefront of research and development for Sustained PetaScale Strong opportunity for INRIA researchers to participate and contribute to the research on Key algorithmic and software challenges in PetaScale computing. Sustained PetaScale means a clear understanding of the applications and the design of truly scalable software May increase at INRIA the facet of HPC Research related to production

28. 28 Technology Transfer A stream of Spin-offs Kerlabs (OS) Caps Entreprise (GPGPUs compiler) ActiveEon (distributed objects for HPC) SysFera (Tools) INRIA/GENCI Initiative, with French competitiveness clusters, « national coordinated HPC program for SMEs »

29. 29 To get more information project team-leaders involved in HPC Deputy Scientific Directors Bernard Espiau (Applied Mathematics, Computation and Simulation) Hélène Kirchner (Algorithmics, Programming, Software and Architecture) Thierry Priol (Networks, Systems and Services, Distributed Computing)