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HPC Research

This page contains information about research into High Performance Computing (HPC) on the HPCx system.

Technical Reports

2009

HPCxTR0901 "High speed transfer of large files between HPCx and HECToR using bbFTP",K.J.D'Mellow, S.P.Booth

2008

HPCxTR0808 "Utilisation of the GPU architecture for HPC", A. Richardson and A. Gray
HPCxTR0807 "Is MPI-2 suitable for Quantum Chemistry? Performance of passive target one-sided communications", H.J.J. van Dam, M. Wang, A.G. Sunderland, I.J. Bush, P.J. Knowles, M.F. Guest
HPCxTR0806 "DL_POLY_3 Parallel I/O Alternatives at Large Processor Counts", I.T. Todorov and I.J Bush
HPCxTR0805 "Towards Petascale Computing with Parallel CFD codes", A. G. Sunderland, M. Ashworth, N. Li, C. Moulinec, Y. Fournier, J. Uribe
HPCxTR0804 "Parallel OO techniques for HPC applications", S. Booth
HPCxTR0803 "Parallel Visualisation on HPCx", I. Bethune
HPCxTR0802 "DDT and Totalview on HPCx", M. Ashworth, A. G. Sunderland
HPCxTR0801 "A Performance Comparison of HPCx and HECToR", A. Gray, M. Ashworth, J. Hein, F. Reid, M. Weiland, T. Edwards, R. Johnstone, P. Knight

2007

HPCxTR0709 "Unified Parallel C: UPC on HPCx", Ian Kirker, Adrian Jackson
HPCxTR0708 "Scientific Programming on the Cell using ALF", Jon Hill
HPCxTR0707 "DL_POLY_3 I/O Analysis, Alternatives and Future Strategies", I.T. Todorov, I.J. Bush
HPCxTR0706 "Chapel, Fortress and X10: Novel Languages for HPC", M. Weiland
HPCxTR0705 "Fluent on HPCx", A.G. Sunderland
HPCxTR0704 "Profiling Parallel Performance Using Vampir and Paraver", A.G. Sunderland, A.R. Porter
HPCxTR0703 "Single Node Performance Analysis of Applications on HPCx", J.M. Bull
HPCxTR0702 "Transferring large files to remote sites: an update", C.M. Maynard, S.P. Booth
HPCxTR0701 "New Fortran Features: The Portable Use of Shared Memory Segments", Ian J. Bush

2006

HPCxTR0612 "Capability Incentive Analysis of Phase 2A Codes", M. Ashworth, I.J. Bush, K. D'Mellow, J. Hein, D. Henty, M.F. Guest, M. Plummer, L. Smith, A.G. Sunderland, A. Simpson, A. Trew
HPCxTR0611 "HPC Tools Survey", D. Henty, S. Booth, A. Sunderland
HPCxTR0610 "Moving HPCx Applications to Future Systems", X.Guo, A.Gray, A.Simpson, A.Trew
HPCxTR0609 "OO performance optimisations of HPC applications", S. Booth
HPCxTR0608 "Performance of a New Parallel Eigensolver PDSYEVR on HPCx", A. G. Sunderland
HPCxTR0607 "Optimising applications performance with compiler options for the Power5 on HPCx", C. M. Maynard
HPCxTR0606 "Grid Metacomputing support on HPCx", S. Booth
HPCxTR0605 "Terascale materials modelling on high performance system HPCx", M. Plummer, J. Hein, M. F. Guest, K. J. D'Mellow, I. J. Bush, K. Refson, G. J. Pringle, L. Smith, A. Trew
HPCxTR0604 "An Investigation of Simultaneous Multithreading on HPCx", A. Gray, J. Hein, M. Plummer, A. Sunderland, L. Smith, A. Simpson, A. Trew
HPCxTR0603 "Transferring large files to and from HPCx: A Comparison of (parallel) gridftp and scp", Chris Johnson and Stephen Booth
HPCxTR0602 "A Performance Comparison of HPCx Phase 2a to Phase 2" A. Gray, M. Ashworth, S. Booth, J.M. Bull, I. Bush , M. Guest, J. Hein, D. Henty, M. Plummer, F. Reid, A. Sunderland, A. Trew
HPCxTR0601 "Profiling Write Performance of HDF5" Jon Hill, Lorna Smith and Arthur Trew.

2005

HPCxTR0512 "Parallel Performance of a UKAAC helicopter code on HPCx and other large-scale facilities" Andrew Sunderland, Dave Emerson, Chris Allen.
HPCxTR0511 "An Application Performance Comparison of HPCx to EPCC's Blue Gene/L Service", A. Gray, L. Smith, J. Hein, J.M. Bull, F. Reid, O. Kenway, B. Dobrzeleck, A. Trew
HPCxTR0510 "Using Scalable Eigensolvers on HPCx: Case Studies", Ian Bush, Andrew Sunderland and Gavin Pringle
HPCxTR0509 "On the performance of molecular dynamics applications on current high-end systems", Joachim Hein, Fiona Reid, Lorna Smith, Ian Bush, Martyn Guest and Paul Sherwood
HPCxTR0508 "Performance and Profiling of the LAMMPS Code on HPCx", Fiona Reid and Lorna Smith
HPCxTR0507 "Towards capability computing with Castep", Martin Plummer and Keith Refson
HPCxTR0506 "DDT and Totalview on HPCx", Mike Ashworth and Andrew Sunderland
This report has been superceded by HPCxTR0802
HPCxTR0505 "Improved MPI with RDMA", Alan Gray, Joachim Hein and Stephen Booth
HPCxTR0504 "I/O Performance on the HPCx Phase 2 System", Michael Holden, Elena Breitmoser, Joachim Hein
HPCxTR0503 "Using VTK and the OpenGL Graphics Libraries on HPCx, Jeremy Nowell
HPCxTR0502 "Performance Optimisation of an Environmental Modelling Code (POLCOMS)", Michael Holden
HPCxTR0501 "Terascaling techniques on HPCx", Stephen Booth and Adrian Jackson

2004

HPCxTR0417 "Application Performance on the High Performance Switch", Mike Ashworth, Ian J. Bush, Martyn F. Guest, Martin Plummer and Andrew G. Sunderland and Joachim Hein
HPCxTR0415 "Optimization of the POLCOMS Hydrodynamic Code for Terascale High-Performance Computers", Mike Ashworth, Jason T. Holt and Roger Proctor
HPCxTR0414 "Optimisation of VASP on HPCx", Gavin J. Pringle
HPCxTR0413 "Profiling H2MOL on an IBM p690+ Cluster", Lorna Smith, Mark Bull, Arthur Trew, Andrew Sunderland
HPCxTR0412 "Communications on SP7 and SP9", Adrian Jackson
HPCxTR0411 "OpenMP Microbenchmarks Version 2.0", Fiona Reid, Mark Bull
HPCxTR0410 "Improved parallel performance of SIESTA for the HPCX Phase2 system", Joachim Hein
HPCxTR0409 "Planned AlltoAllv: A Cluster Approach", Adrian Jackson, Stephen Booth
HPCxTR0408 "Using TotalView on HPCx", Adam Carter
HPCxTR0407 "LAPI on HPS", Adrian Jackson
HPCxTR0406 "A Performance Study of the PLAPACK and ScaLAPACK Eigensolvers on HPCx for the Standard Problem", Elena Breitmoser, Andy Sunderland
HPCxTR0405 "HPCx Archiving User Guide, V 1.2", Elena Breitmoser, Ian Shore
HPCxTR0404 "Initial Experiences Porting Hydra_MPI, which requires MPI-2 remote memory access calls, to HPCx", Paul Walsh, Gavin Pringle
HPCxTR0403 "Mixed Mode Applications on HPCx", Jake Duthie, Mark Bull, Arthur Trew, Lorna Smith
HPCxTR0402 "Introducing LAPI and Capturing the Performance of its Point-to-Point Communications on HPCx and the Colony SPswitch2", Christos Kartsaklis
HPCxTR0401 "An LPAR-customized MPI_AllToAllV for the Materials Science code CASTEP", Martin Plummer and Keith Refson

2003

HPCxTR0312 "An overview of Eigensolvers for HPCx", Elena Breitmoser, Andy Sunderland
HPCxTR0311 "AMBER Performance on HPCx", Lorna Smith, Chris Johnson, Arthur Trew
HPCxTR0310 "The Performance of NAMD on HPCx", Joachim Hein
HPCxTR0309 "Java Performance on HPCx", Seung Hwan Jin, Lorna Smith
HPCxTR0308 "Exchanging multiple messages via MPI", Joachim Hein, Stephen Booth, Mark Bull
HPCxTR0307 "Using the Hardware Performance Monitor Toolkit on HPCx", Joachim Hein
HPCxTR0306 "File I/O from multi processor jobs", Joachim Hein
HPCxTR0305 "Single sided communications on HPCx", Adrian Jackson.
HPCxTR0304 "Investigating MPI-IO on HPCx", Elena Breitmoser.
HPCxTR0303 "3D FFTs on HPCx (IBM vs FFTW)", Adrian Jackson, Gavin J. Pringle.
HPCxTR0302 "Performance of the Turbulence Code", Joachim Hein.
HPCxTR0301 "Capability Computing, Achieving Scalability on over 1000 Processors", Joachim Hein, Mark Bull.

Presentations

Experiences on the Edinburgh BlueGene system (includes performance comparison between BlueGene and HPCx), Presentation at QCDOC/BlueGene workshop, Edinburgh, UK October 2005
Planned AlltoAllv a clustered approach, Presentation at ScicomP11, Edinburgh, UK
HPCx: A New Resource for UK Computational Science - Overview and Benchmarks, Presentation at ScicomP7, Göttingen, Germany
A scalability study on 1280 processor p690 system, Presentation at ScicomP7, Göttingen, Germany
File I/O and optimised MPI communication on a large Power4 system, Presentation at ScicomP8, Minneapolis, Minnesota, USA
Parallelising PLATO's Matrix Diagonalisation on HPCx, Presentation at the PLATO workshop, Loughborough, UK
Mixed MPI/OpenMP programming on HPCx Presentation at The First HPCx Annual Seminar December 2003
HPCx Phase2 vs Phase1 - A performance comparision Presentation in Jülich, Germany.
Detailed performance comparison of the HPCx Phase2 and Phase1 system, in particular the upgrade of the switch network microcode

HPC Research

Technical Reports

Presentations

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