CRL Ltd.

1. High Performance Computing Solutions CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 1

2. Tata Group – Our Heritage 1990 onwards • 1998 – Tata Indica launched • 2000 – Tetley, Tata’s first overseas acquisition • 2003 – TCS crosses billion dollars • early 2000s – Acquisitions in Steel, Chemicals and Automotive • 2008 – Tata Nano launched Mid 1900s - 1990 • 1932 – Tata Airlines established • 1940s – 1960s – Tata Chemicals, Tata Tea and Titan Industries established • 1968 – TCS, Asia’s largest IT company established Early 1900s • 1868 - Founded by J N Tata • 1903 – First Taj Hotel • 1907 – Tata Steel operational • 1919 – Tata Power operational CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 2

3. Tata Group – A Tradition of Knowledge TATA’s tradition of creating “institutes of national interest” in advanced disciplines Indian Institute of Science - 1909 Tata Institute of Fundamental Research- 1945 Computational Research Laboratories - 2006 Tata Research Design and Development Center - 1981 Tata Institute of Social Sciences - 1936 CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 3

4. Computational Research Laboratories Ltd. Creators of ‘Eka’ • The largest and fastest supercomputing system available for commercial use • 4th fastest supercomputer when commissioned in November 2007 • India’s first indigenously designed world class supercomputer • First ever non-American supercomputer to make it to Top 5 Our Vision TO BE A GLOBAL LEADER IN HPC SOLUTIONS AND SERVICES High Performance Computing Expertise • Expertise ranging from HPC system architecture to HPC applications. • 500+ Man Years experience in HPC • Team of around 100 HPC experts and continuously growing CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 4

5. ‘eka’ – CRL’s supercomputer ‘eka’ Features: Automotive Life Sciences Animation • 172 TeraFlops peak performance • 20 GbpsInfiniband high speed interconnect • Over 100 applications supported on ‘eka’ • Secure remote access modes for external connectivity to ‘eka’ Thermal Engineering Nanosciences Weather Modeling Oil and Gas Power Generation Aerospace CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 5

6. Program Analysis and Optimization Current Activities Communication analysis of in-house applications Optimization for speed-up and scalability Productivity enhancers: develop low-overhead profilers and analyzers Handle hierarchical combination of threaded and MPI-based programs Identify contention for shared resources and load imbalances Identify potential livelock and deadlock scenarios Be scalable to more than 10,000 ranks CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 6

7. System Architecture at CRL • Network Simulations for 16K nodes+ system configurations • Interconnect architecture performance comparison for various oversubscribed Clos configurations • “Network effort” and system cost optimizations for multi-thousand node systems. • Design of high-bisection “flat-mesh” architectures for improved scaling of applications requiring high all-to-all bandwidth • System partitioning and multi-domain application distribution on large clusters. • Hardware design for custom IB-switches • Collaborations Sought • Topology and architecture simulations involving real-application traces extrapolated for large system sizes. • Application scalability study and Process re-mapping for effective link utilization • MPI and Infiniband scaling issues for cluster sizes exceeding 16K nodes CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 7

8. Weather & Climate modeling Current activities Real-time weather models at High Resolution for mission critical projects and operational daily weather forecasts for various agencies Cloud Resolving Models High Resolution ocean modeling to assist coastal zone management, navigation, risk mitigation and climate change analysis Multi-centenary coupled climate models for simulation of climate change Atmospheric pressure simulation using WRF • Collaborations sought • Advanced Data assimilation methods for ocean and atmospheric models • Performance and scalability improvement of climate and ocean models. SST simulation using MOM4 Rainfall simulation using CCSM CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 8

9. High-bisection “flat-mesh” Network Architecture Communication Bandwidth across entire node set is constant Communication Bandwidth does not degrade with large networks Optimized Scalable libraries SPMV and CG (Sparse)‏ Scaling to 273 nodes (4 threads per node =1092 cores)‏ Routing Scheme Routing scheme for high-bisection “flat-mesh” architecture. Optimization of MPI programs Method for improving performance of MPI programs by optimizing communication Libraries and System Software CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09

10. Current Projects LU Decomposition (Sparse & Dense), GMRES (scalable version), QR factorization, Eigenvector/Eigenvalues Library Package. HPC Software Stack (Cluster Stack) Application performance scaling and optimization HPC System Simulation Collaborations Sought Applications that utilize our highly scalable solver Special pre-conditioners (using domain knowledge or linear algebra expertise) for iterative solvers like CG and GMRES. HPC Software Stack HPC System Simulation Routing for IB networks Scaling issues for large clusters Libraries and System Software CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09

11. Computational Fluid Dynamics Current activities External aerodynamics of large vehicles – aircrafts, F1 cars, rockets Computational aeroacoustics for car sunroof Thermal hydraulics of complex heat exchangers Optimal operation of wind turbines and wind farms Lattice Boltzmann Flow solvers for mesoscale flows Magnetohydrodynamics • Collaborations sought • Direct Numerical Simulation (DNS) of low speed flows • Development of Solver Frameworks around Opensource CFD packages • Large Eddy Simulation (LES) solvers CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09

12. Nanomaterial Simulation Current activities Molecular Dynamic Simulation of Nanofluids Ab-initio Structure and Property Estimation of Gold Nanoclusters Heterogenous Catalysis Simulation Mesoscale simulation of non-Newtonian fluids Multiscale methods in crack propagation • Collaborations sought • Mixed boundary condition methods for ab-initio quantum mechanical calculations • Diffusion of hydrocarbons in zeolite-based Molecular Sieves • Quantum dots and silicon nanowires CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 12

13. Life Sciences Current activities Molecular Docking Workflow for Drug Discovery Genome Assembly and Motif Discovery Simulation of metabolic pathways Genome annotation and homology modeling Quantitative structure-activity relationships • Collaborations sought • Protein-Protein Interaction and Homology Modeling • Whole-Cell Simulation with Realistic Biochemical Reaction Pathways • Personalized Medicine CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 13

14. Computational Geophysics Current activities 2D / 3D Acoustic Wave Modelling 2D / 3D prestack Reverse Time Migration Full Waveform Inversion 2D / 3D Elastic Wave Modelling Amplitude Variation with Angle (AVA) Analysis • Collaborations sought • Velocity Model Building • Migration Velocity Analysis • Reservoir Characterization CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 14

15. Weather & Climate modeling Current activities Real-time weather models at High Resolution for mission critical projects and operational daily weather forecasts for various agencies Cloud Resolving Models High Resolution ocean modeling to assist coastal zone management, navigation, risk mitigation and climate change analysis Multi-centenary coupled climate models for simulation of climate change Atmospheric pressure simulation using WRF • Collaborations sought • Advanced Data assimilation methods for ocean and atmospheric models • Performance and scalability improvement of climate and ocean models SST simulation using MOM4 Rainfall simulation using CCSM CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 15

16. Media and Entertainment Current activities High Performance Computing system provisioning for high speed rendering Secure access mechanisms to enable remote rendering Full length 3-D movie completed on ‘eka’ and one more in progress Cost effective and flexible business models to support the animation industry Support models for Full length 3-D features, Visual Effects (VFX), High end 3-D modeling, etc. • Collaborations sought • Partnership for collaborative content creation with CRL providing the technology backbone for rendering • Development of render tools for optimized rendering on an HPC environment CRL Ltd. ATIP 1st Workshop on HPC in India @ SC-09 16

17. The Way Forward… Thank You CRL Ltd ATIP 1st Workshop on HPC in India @ SC-09 17