Michael Kuhn

Professor

Prof. Dr. Michael Kuhn

Universitätsplatz 2, 39106 Magdeburg, Building 29, Room 308
Vita

Michael Kuhn is a professor for Parallel Computing and I/O at Otto von Guericke University Magdeburg. He conducts research in the area of high performance I/O with a special focus on I/O interfaces and data reduction techniques. Other interests of his include file systems and high performance computing in general. Michael is the principal investigator of the CoSEMoS project funded by the German Research Foundation (DFG). Moreover, he is the lead developer of the JULEA storage framework and received a 2019 R&D 100 award for his contributions to the Spack package manager. He regularly offers lectures and courses related to HPC and parallel I/O.

Memberships

2021

  • Program Committee at IEEE International Conference on Smart Data Services (SMDS) 2021
  • Technical Papers Committee (Data Analytics, Visualization and Storage) at SC Conference 2021
  • Technical Program Committee at ENERGY 2021
  • Program Committee at International Conference on Computational Science (ICCS) 2021
  • Research Papers Committee (Architecture, Networks, and Storage) at ISC High Performance 2021
  • Program Committee (Storage and I/O Systems) at IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGrid) 2021

2020

  • Program Committee (Cluster, Cloud and Edge Computing) at International European Conference on Parallel and Distributed Computing (Euro-Par) 2020
  • Publicity Chair for Germany at International European Conference on Parallel and Distributed Computing (Euro-Par) 2020
  • Program Committee at International Conference on Computational Science (ICCS) 2020
  • Program Committee at IEEE International Conference on Smart Data Services (SMDS) 2020
  • Project Poster Committee at ISC High Performance 2020

2019

  • Technical Program Committee at IEEE Cluster Conference 2019
  • Program Committee at IEEE International Conference on Smart Data (SmartData) 2019
  • Program Committee at International Conference on Algorithms and Architectures for Parallel Processing (ICA3PP) 2019
  • Program Committee at International Conference on Computational Science (ICCS) 2019
  • Program Committee at Workshop on the Convergence of Extreme Scale Computing and Big Data Analysis (CEBDA) 2019
  • Program Committee at IEEE BigData Congress 2019
  • Tutorials Committee at SC Conference 2019

2018

  • Tutorials Committee at SC Conference 2018
  • Program Committee at International Conference on Algorithms and Architectures for Parallel Processing (ICA3PP) 2018
  • Technical Program Committee at IEEE BigData Congress 2018
  • Program Committee at Workshop on the Convergence of Extreme Scale Computing and Big Data Analysis (CEBDA) 2018

2017

  • Project Poster Committee at ISC High Performance 2017
  • Technical Program Committee at International Conference on Algorithms and Architectures for Parallel Processing (ICA3PP) 2017
  • Program Committee at Workshop on the Integration of Extreme Scale Computing and Big Data Management and Analytics (EBDMA) 2017
  • Tutorials Committee at SC Conference 2017

2016

  • Tutorials Committee at SC Conference 2016

2011

  • Program Committee at International Conference on Green Computing and Communications (GreenCom) 2011

2010

  • Program Committee at International Conference on Green Computing and Communications (GreenCom) 2010
Reviewing

2021

  • Reviewer at Cluster Computing (Springer)

2020

  • Reviewer at Journal of Systems Architecture (Elsevier)
  • Reviewer at Geoscientific Model Development (Copernicus)

2019

  • Reviewer at Cluster Computing (Springer)

2017

  • Subreviewer at ISC High Performance 2017

2016

  • Reviewer at Computation (MDPI)
  • Subreviewer at SC Conference 2016
  • Reviewer at SpringerPlus (Springer)
  • Reviewer at Sustainable Computing: Informatics and Systems (Elsevier)

2014

  • Subreviewer at International Supercomputing Conference (ISC) 2014

2012

  • Subreviewer at Euro-Par 2012
  • Subreviewer at International Supercomputing Conference (ISC) 2012

2010

  • Subreviewer at International Supercomputing Conference (ISC) 2010
Organization

2021

  • Organizer at Workshop on Challenges and Opportunities of Efficient and Performant Storage Systems (CHEOPS) 2021

2020

  • Organizer at Workshop on Challenges and Opportunities of HPC Storage Systems (CHAOSS) 2020

2016

  • Organizer at Technical Forum “Performance and Power Optimization” for the LSDMA Spring Event

2015

  • Organizer at Workshop on Cluster Storage Technology (CluStor) 2015

2014

  • Organizer at Workshop on Cluster Storage Technology (CluStor) 2014

2011

  • Local Organizer at International Conference on Energy-Aware High Performance Computing (EnA-HPC) 2011

2010

  • Local Organizer at International Conference on Energy-Aware High Performance Computing (EnA-HPC) 2010
Publications

2023

Book chapter

Intelligent data migration policies in a write-optimized copy-on-write tiered storage stack

Wünsche, Johannes; Karim, Sajad; Kuhn, Michael; Broneske, David; Saake, Gunter

In: Proceedings of the 3rd Workshop on Challenges and Opportunities of Efficient and Performant Storage Systems - New York,NY,United States : Association for Computing Machinery . - 2023, S. 17-26

Book chapter

Vecpar - a framework for portability and parallelization

Mania, Georgiana; Styles, Nicholas; Kuhn, Michael; Salzburger, Andreas; Yeo, Beomki; Ludwig, Thomas

In: Computational Science – ICCS 2023 , 1st ed. 2023. - Cham : Springer Nature Switzerland ; Mikyška, Jiří., S. 253-267 - (Lecture notes in computer science book series; volume 14073)

2022

Book chapter

Data-aware compression for HPC using machine learning

Plehn, Julius; Fuchs, Anna; Kuhn, Michael; Lüttgau, Jakob; Ludwig, Thomas

In: Proceedings of the Workshop on Challenges and Opportunities of Efficient and Performant Storage Systems / Kuhn , Michael - New York,NY,United States : Association for Computing Machinery ; Kuhn, Michael . - 2022, S. 8-15

Book chapter

Energy efficiency of parallel file systems on an ARM cluster

Erxleben, Timm Leon; Duwe, Kira; Saak, Jens; Köhler, Martin; Kuhn, Michael

In: ENERGY 2022 - [Wilmington, DE] : IARIA ; Sultan, Vivian, S. 42-48

Peer-reviewed journal article

Green storage - parallel file systems on ARM

Erxleben, Timm Leon; Duwe, Kira; Saak, Jens; Köhler, Martin; Kuhn, Michael

In: International Journal on Advances in Software - [S.l.]: IARIA, Bd. 15 (2022), 3&4, S. 200-210

Peer-reviewed journal article

Automated performance analysis tools framework for HPC programs

Keiff, Maximillian; Voigt, Frederic; Fuchs, Anna; Kuhn, Michael; Squar, Jannek; Ludwig, Thomas

In: Procedia computer science - Amsterdam [u.a.] : Elsevier, Bd. 207 (2022), S. 1067-1076

Peer-reviewed journal article

Content queries and in-depth analysis on version-controlled software

Squar, Jannek; Schroeter, Niclas; Fuchs, Anna; Kuhn, Michael; Ludwig, Thomas

In: Procedia computer science - Amsterdam [u.a.] : Elsevier, Bd. 207 (2022), S. 1261-1270

Peer-reviewed journal article

Data-aware compression for HPC using machine learning

Plehn, Julius; Fuchs, Anna; Kuhn, Michael; Lüttgau, Jakob; Ludwig, Thomas

In: ACM SIGOPS operating systems review/ Association for Computing Machinery - New York, NY: ACM, Bd. 56 (2022), 1, S. 62-69

Editor

Proceedings of the Workshop on Challenges and Opportunities of Efficient and Performant Storage Systems

Kuhn, Michael; Duwe, Kira; Acquaviva, Jean-Thomas; Chasapis, Konstantinos; Boukhobza, Jalil

In: New York,NY,United States: Association for Computing Machinery, 2022, 1 online resource (44 pages) - (ACM Conferences; ACM Digital Library), ISBN: 978-1-4503-9209-9

2021

Book chapter

Dissecting self-describing data formats to enable advanced querying of file metadata

Duwe, Kira; Kuhn, Michael

In: Konferenz: 14th ACM International Conference on Systems and Storage, SYSTOR 2021, HaIfa, Israel, 14.-16. June 2021, SYSTOR 2021 - New York: Association for Computing Machinery . - 2021, Artikel 12, insges. 7 S.

Book chapter

Using ceph's BlueStore as object storage in HPC storage framework

Duwe, Kira; Kuhn, Michael

In: Proceedings of the Workshop on Challenges and Opportunities of Efficient and Performant Storage Systems (CHEOPS) - in conjunction with EuroSys 2021 - New York: ACM; Kuhn, Michael . - 2021, Artikel 3, insges. 6 S.

Book chapter

heimdallr - improving compile time correctness checking for message passing with rust

Blesel, Michael; Kuhn, Michael; Squar, Jannek

In: High Performance Computing - Cham: Springer International Publishing; Jagode, Heike . - 2021, S. 199-211 - (Theoretical Computer Science and General Issues; 12761)

Book chapter

Coupling storage systems and self-describing data formats for global metadata management

Kuhn, Michael; Duwe, Kira

In: 2020 International Conference on Computational Science and Computational Intelligence/ CSCI - Piscataway, NJ: IEEE . - 2021

Peer-reviewed journal article

A GPU-based Kalman filter for track fitting

Ai, Xiaocong; Mania, Georgiana; Gray, Heather M.; Kuhn, Michael; Styles, Nicholas

In: Computing and software for big science - Cham, Switzerland: Springer International Publishing, Bd. 5 (2021), insges. 16 S.

Editor

Proceedings of the Workshop on Challenges and Opportunities of Efficient and Performant Storage Systems (CHEOPS) - in conjunction with EuroSys 2021

Kuhn, Michael; Duwe, Kira; Acquaviva, Jean-Thomas; Chasapis, Konstantinos; Boukhobza, Jalil

In: New York: ACM, 2021, 1 Online-Ressource, ISBN: 978-1-4503-8302-8 Kongress: CHEOPS '21 virtual 2021.04.

Editor

Euro-Par 2020: Parallel Processing Workshops - Euro-Par 2020 International Workshops, Warsaw, Poland, August 2425, 2020, Revised Selected Papers

Balis, Bartosz; B. Heras, Dora; Antonelli, Laura; Bracciali, Andrea; Gruber, Thomas; Hyun-Wook, Jin; Kuhn, Michael; Scott, Stephen L.; Unat, Didem; Wyrzykowski, Roman

In: Cham: Imprint: Springer, 2021., 1st ed. 2021., 1 Online-Ressource(XV, 358 p. 110 illus., 99 illus. in color.) - (Springer eBook Collection; Theoretical Computer Science and General Issues; 12480)

2020

Book chapter

ArduPower v2: Open and modular power measurement for HPC components

Bremer, Daniel; Kuhn, Michael; Heidari, Mohammad Reza

In: The Tenth International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, ENERGY 2020 - IARIA, 2020 . - 2020, S. 24-29[Konferenz: Tenth International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, ENERGY 2020, Lisbon, Portugal, September 27, 2020 to October 01, 2020]

Book chapter

Compiler Assisted Source Transformation of OpenMP Kernels

Squar, Jannek; Jammer, Tim; Blesel, Michael; Kuhn, Michael; Ludwig, Thomas

In: 2020 19th International Symposium on Parallel and Distributed Computing (ISPDC), IEEE, http://dx.doi.org/10.1109/ispdc51135.2020.00016

Book chapter

Improving energy efficiency of scientific data compression with decision trees

Kuhn, Michael; Plehn, Julius; Alforov, Yevhen; Ludwig, Thomas

In: The Tenth International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, ENERGY 2020 - IARIA, 2020 . - 2020, S. 17-23[Konferenz: Tenth International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, ENERGY 2020, Lisbon, Portugal, September 27, 2020 to October 01, 2020]

Peer-reviewed journal article

Mission possible: Unify HPC and Big Data stacks towards application-defined blobs at the storage layer

Matri, Pierre; Alforov, Yevhen; Brandon, Álvaro; Pérez, María S.; Costan, Alexandru; Antoniu, Gabriel; Kuhn, Michael; Carns, Philip; Ludwig, Thomas

In: Future Generation Computer Systems, Elsevier BV, Bd. 109, S. 668-677, http://dx.doi.org/10.1016/j.future.2018.07.035

Peer-reviewed journal article

State of the Art and Future Trends in Data Reduction for High-Performance Computing

Duwe, Kira; Lüttgau, Jakob; Mania, Georgiana; Squar, Jannek; Fuchs, Anna; Kuhn, Michael; Betke, Eugen; Ludwig, Thomas

In: Supercomputing Frontiers and Innovations, Publishing Center of South Ural State University, S. 4-36, 2020

2019

Peer-reviewed journal article

Parallele Dateisysteme

Kuhn, Michael

In: Informatik Spektrum, Springer Science and Business Media LLC, Bd. 42, Heft 5, S. 360-364, http://dx.doi.org/10.1007/s00287-019-01209-7

Peer-reviewed journal article

Towards an HPC Certification Program

Kunkel, Julian; Himstedt, Kai; Hübbe, Nathanael; Stüben, Hinnerk; Schröder, Sandra; Kuhn, Michael; Riebisch, Matthias; Olbrich, Stephan; Ludwig, Thomas; Filinger, Weronika; Acquaviva, Jean-Thomas; Gerbes, Anja; Lafayette, Lev

In: The Journal of Computational Science Education, The Shodor Education Foundation, Inc., Bd. 10, Heft 1, S. 88-89, http://dx.doi.org/10.22369/issn.2153-4136/10/1/14

2018

Book chapter

Towards Green Scientific Data Compression Through High-Level I/O Interfaces

Alforov, Yevhen; Ludwig, Thomas; Novikova, Anastasiia; Kuhn, Michael; Kunkel, Julian

In: 2018 30th International Symposium on Computer Architecture and High Performance Computing (SBAC-PAD), IEEE, http://dx.doi.org/10.1109/cahpc.2018.8645921

Peer-reviewed journal article

A Survey of Storage Systems for High-Performance Computing

Lüttgau, Jakob; Kuhn, Michael; Duwe, Kira; Alforov, Yevhen; Betke, Eugen; Kunkel, Julian; Ludwig, Thomas

In: Supercomputing Frontiers and Innovations, Publishing Center of South Ural State University, S. 31-58, 2018

2017

Book chapter

Performance and Power Optimization

Kuhn, Michael; Chasapis, Konstantinos; Kuhn, Manuela; Malka, Janusz; Stibor, Thomas; Nešković, Gvozden

In: Helmholtz Portfolio Theme Large-Scale Data Management and Analysis (LSDMA), KIT Scientific Publishing, S. 141-160, 2017, 978-3-7315-0695-9

Book chapter

JULEA: A Flexible Storage Framework for HPC

Kuhn, Michael

In: Lecture Notes in Computer Science, Springer International Publishing, S. 712-723, High Performance Computing, http://dx.doi.org/10.1007/978-3-319-67630-2_51

Book chapter

Could Blobs Fuel Storage-Based Convergence Between HPC and Big Data?

Matri, Pierre; Alforov, Yevhen; Brandon, Alvaro; Kuhn, Michael; Carns, Philip; Ludwig, Thomas

In: 2017 IEEE International Conference on Cluster Computing (CLUSTER), IEEE, http://dx.doi.org/10.1109/cluster.2017.63

2016

Peer-reviewed journal article

Analyzing the energy consumption of the storage data path

Llopis, Pablo; Dolz, Manuel F.; Blas, Javier Garcia; Isaila, Florin; Heidari, Mohammad Reza; Kuhn, Michael

In: The Journal of Supercomputing, Springer Science and Business Media LLC, Bd. 72, Heft 11, S. 4089-4106, http://dx.doi.org/10.1007/s11227-016-1729-4

Peer-reviewed journal article

Data Compression for Climate Data

Kuhn, Michael; Kunkel, Julian; Ludwig, Thomas

In: Supercomputing Frontiers and Innovations, Publishing Center of South Ural State University, S. 75-94, 2016

2015

Book chapter

Dynamically Adaptable I/O Semantics for High Performance Computing

Kuhn, Michael

In: Lecture Notes in Computer Science, Springer International Publishing, S. 240-256, High Performance Computing, http://dx.doi.org/10.1007/978-3-319-20119-1_18

Book chapter

ARDUPOWER: A low-cost wattmeter to improve energy efficiency of HPC applications

Dolz, Manuel F.; Heidari, Mohammad Reza; Kuhn, Michael; Ludwig, Thomas; Fabregat, German

In: 2015 Sixth International Green and Sustainable Computing Conference (IGSC), IEEE, http://dx.doi.org/10.1109/igcc.2015.7393692

Book chapter

MPI-checker - static analysis for MPI

Droste, Alexander; Kuhn, Michael; Ludwig, Thomas

In: Proceedings of the Second Workshop on the LLVM Compiler Infrastructure in HPC - LLVM '15, ACM Press, http://dx.doi.org/10.1145/2833157.2833159

Book chapter

A Best Practice Analysis of HDF5 and NetCDF-4 Using Lustre

Bartz, Christopher; Chasapis, Konstantinos; Kuhn, Michael; Nerge, Petra; Ludwig, Thomas

In: Lecture Notes in Computer Science, Springer International Publishing, 2015, S. 274-281, High Performance Computing

Book chapter

Big Data Research at DKRZ – Climate Model Data Production Workflow

Lautenschlager, Michael; Adamidis, Panagiotis; Kuhn, Michael

In: Big Data and High Performance Computing, IOS Press, S. 133-155, 2015, 978-1-61499-582-1

Article in conference proceedings

Analyzing Power Consumption of I/O Operations in HPC Applications

Llopis, Pablo; Dolz, Manuel F.; García-Blas, Javier; Isaila, Florin; Carretero, Jesús; Heidari, Mohammad Reza; Kuhn, Michael

In: Proceedings of the Second International Workshop on Sustainable Ultrascale Computing Systems (NESUS 2015), Computer Architecture, Communications and Systems Group (ARCOS), S. 107-116, 2015, 978-84-608-2581-4

2014

Book chapter

Evaluating Lustre's Metadata Server on a Multi-Socket Platform

Chasapis, Konstantinos; Dolz, Manuel F.; Kuhn, Michael; Ludwig, Thomas

In: 2014 9th Parallel Data Storage Workshop, IEEE, http://dx.doi.org/10.1109/pdsw.2014.5

Peer-reviewed journal article

Exascale Storage Systems - An Analytical Study of Expenses

Kunkel, Julian; Kuhn, Michael; Ludwig, Thomas

In: Supercomputing Frontiers and Innovations, Publishing Center of South Ural State University, S. 116-134, 2014

Article in conference proceedings

Compression By Default - Reducing Total Cost of Ownership of Storage Systems

Kuhn, Michael; Chasapis, Konstantinos; Dolz, Manuel; Ludwig, Thomas

In: Supercomputing, Springer International Publishing, 8488, 2014, 978-3-319-07517-4

Article in conference proceedings

Evaluating Power-Performace Benefits of Data Compression in HPC Storage Servers

Chasapis, Konstantinos; Dolz, Manuel; Kuhn, Michael; Ludwig, Thomas

In: ENERGY 2014: The Fourth International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, IARIA XPS Press, S. 29-34, 2014, 978-1-61208-332-2

2013

Book chapter

A Semantics-Aware I/O Interface for High Performance Computing

Kuhn, Michael

In: Lecture Notes in Computer Science, Springer Berlin Heidelberg, S. 408-421, Supercomputing, http://dx.doi.org/10.1007/978-3-642-38750-0_31

2012

Book chapter

A study on data deduplication in HPC storage systems

Meister, Dirk; Kaiser, Jurgen; Brinkmann, Andre; Cortes, Toni; Kuhn, Michael; Kunkel, Julian

In: 2012 International Conference for High Performance Computing, Networking, Storage and Analysis, IEEE, http://dx.doi.org/10.1109/sc.2012.14

Book chapter

Simulation-Aided Performance Evaluation of Server-Side Input/Output Optimizations

Kuhn, Michael; Kunkel, Julian M.; Ludwig, Thomas

In: 2012 20th Euromicro International Conference on Parallel, Distributed and Network-based Processing, IEEE, http://dx.doi.org/10.1109/pdp.2012.35

Book chapter

Tool Environments to Measure Power Consumption and Computational Performance

Minartz, Timo; Molka, Daniel; Kunkel, Julian; Knobloch, Michael; Kuhn, Michael; Ludwig, Thomas

In: Handbook of Energy-Aware and Green Computing, Chapman and Hall/CRC Press Taylor and Francis Group, S. 709-743, 2012, 978-1-4398-5040-4

Peer-reviewed journal article

Towards an energy-aware scientific I/O interface - Stretching the ADIOS interface to foster performance analysis and energy awareness

Kunkel, Julian M.; Minartz, Timo; Kuhn, Michael; Ludwig, Thomas

In: Computer Science - Research and Development, Springer Science and Business Media LLC, Bd. 27, Heft 4, S. 337-345, http://dx.doi.org/10.1007/s00450-011-0193-x

Article in conference proceedings

Scientific Computing: Performance and Efficiency in Climate Models

Schröder, Sandra; Kuhn, Michael; Hübbe, Nathanael; Kunkel, Julian; Minartz, Timo; Nerge, Petra; Wasserfall, Florens; Ludwig, Thomas

In: Proceedings of the Work in Progress Session, 20th Euromicro International Conference on Parallel, Distributed and Network-Based Processing, Institute for Systems Engineering and Automation, 31, 2012, 978-3-902457-31-8

Article in conference proceedings

Optimizations for Two-Phase Collective I/O

Kuhn, Michael; Kunkel, Julian; Tsujita, Yuichi; Muguruma, Hidetaka; Ludwig, Thomas

In: Applications, Tools and Techniques on the Road to Exascale Computing, IOS Press, 22, S. 455-462, 2012, 978-1-61499-040-6

Article in conference proceedings

Evaluating the Influence of File System Interfaces and Semantics on I/O Throughput in High Performance Computing

Janssen, Christina; Kuhn, Michael; Ludwig, Thomas

In: Proceedings of the Work in Progress Session, 20th Euromicro International Conference on Parallel, Distributed and Network-Based Processing, Institute for Systems Engineering and Automation, 31, 2012, 978-3-902457-31-8

2010

Peer-reviewed journal article

Collecting energy consumption of scientific data - Energy demands for files during their life cycle

Kunkel, Julian M.; Mordvinova, Olga; Kuhn, Michael; Ludwig, Thomas

In: Computer Science - Research and Development, Springer Science and Business Media LLC, Bd. 25, Heft 3-4, S. 197-205, http://dx.doi.org/10.1007/s00450-010-0121-5

2009

Peer-reviewed journal article

Dynamic file system semantics to enable metadata optimizations in PVFS

Kuhn, Michael; Kunkel, Julian Martin; Ludwig, Thomas

In: Concurrency and Computation: Practice and Experience, Wiley, Bd. 21, Heft 14, S. 1775-1788, http://dx.doi.org/10.1002/cpe.1439

2008

Book chapter

Directory-Based Metadata Optimizations for Small Files in PVFS

Kuhn, Michael; Kunkel, Julian; Ludwig, Thomas

In: Lecture Notes in Computer Science, Springer Berlin Heidelberg, S. 90-99, Euro-Par 2008 – Parallel Processing, http://dx.doi.org/10.1007/978-3-540-85451-7_11

2007

Book chapter

Analysis of the MPI-IO Optimization Levels with the PIOViz Jumpshot Enhancement

Ludwig, Thomas; Krempel, Stephan; Kuhn, Michael; Kunkel, Julian; Lohse, Christian

In: Recent Advances in Parallel Virtual Machine and Message Passing Interface/ Capello - Berlin, Heidelberg: Springer Berlin / Heidelberg; Capello, Franck . - 2007, S. 213-222 - ( Lecture notes in computer science; volume 4757)

Talks

2021

  • Spack Package Manager: Basic Functionality and Best Practices, Max Planck Institute for the Structure and Dynamics of Matter, Hamburg, Germany, 2021-03-26
  • Parallel Computing and I/O - Herausforderungen des datenintensiven Hochleistungsrechnens, Inaugural Lecture, Magdeburg, Germany, 2021-02-03

2020

  • Coupling Storage Systems and Self-Describing Data Formats for Global Metadata Management (Michael Kuhn), CSCI 2020, Las Vegas, USA (Virtual), 2020-12-18
  • Converging Storage Technologies Using a Flexible HPC Storage Framework (Michael Kuhn), CHPC National Conference, Virtual, 2020-12-02
  • Improving Energy Efficiency in High Performance Computing by Powering Down Unused Resources (Michael Kuhn), Panel on Energy Data and Adaptive Consumption at ENERGY 2020, Lisbon, Portugal (Virtual), 2020-09-28-2020-10-01
  • Improving Energy Efficiency of Scientific Data Compression with Decision Trees (Michael Kuhn), ENERGY 2020, Lisbon, Portugal (Virtual), 2020-09-28-2020-10-01
  • Coupled Storage System for Efficient Management of Self-Describing Data Formats (CoSEMoS) (Michael Kuhn), ISC High Performance 2020, Frankfurt, Germany (Virtual), 2020-06-23
  • Storage and I/O (Michael Kuhn), Lecture "Hardware Architecture of HPC Systems" at Helmut Schmidt University, Hamburg, Germany (Virtual), 2020-06-10
  • Spack Package Manager: Introduction and Best Practices (Michael Kuhn), European XFEL, Hamburg, Germany, 2020-03-12

2019

  • Storage and I/O (Michael Kuhn), Lecture "Hardware Architecture of HPC Systems" at Helmut Schmidt University, Hamburg, Germany, 2019-11-26
  • Spack Community BoF (Todd Gamblin, Gregory Becker, Massimiliano Culpo, Michael Kuhn), Birds of a Feather at ISC High Performance 2019, Frankfurt, Germany, 2019-06-18
  • Managing HPC Software Complexity with Spack (Todd Gamblin, Gregory Becker, Massimiliano Culpo, Michael Kuhn), Tutorial at ISC High Performance 2019, Frankfurt, Germany, 2019-06-16

2018

  • CATO - Compiler assisted source-to-source transformation of OpenMP kernels to utilise distributed memory (Jannek Squar, Michael Blesel, Tim Jammer, Michael Kuhn, Thomas Ludwig), OpenMPCon 2018, Barcelona, Spain, 2018-09-25
  • Data-Intensive High-Performance Computing (Michael Kuhn), Gauß-Allianz Booth at ISC High Performance 2018, Frankfurt, Germany, 2018-06-26
  • Convergence of High Performance Computing and Big Data (Michael Kuhn), DKRZ Tour "Computational Sciences in Engineering", Hamburg, Germany, 2018-05-23

2017

  • High Performance Computing and I/O (Michael Kuhn), PIER Graduate Week 2017, Hamburg, Germany, 2017-10-09
  • Accelerating Storage System Research Through a Common Framework (Michael Kuhn), 6th International LSDMA Symposium, Karlsruhe, Germany, 2017-08-29
  • JULEA: A Flexible Storage Framework for HPC (Michael Kuhn), Workshop on Performance and Scalability of Storage Systems (WOPSSS), Frankfurt, Germany, 2017-06-22
  • High Performance I/O (Michael Kuhn), DKRZ Tour "Computational Sciences in Engineering", Hamburg, Germany, 2017-06-08
  • The Case for a Flexible HPC Storage Framework (Michael Kuhn), Dagstuhl Seminar "Challenges and Opportunities of User-Level File Systems for HPC" (17202), Wadern, Germany, 2017-05-18

2016

  • BigStorage (Michael Kuhn), LSDMA Technical Forum, Karlsruhe, Germany, 2016-10-06
  • Lustre usage and compression at DKRZ (Michael Kuhn), Lustre Administrator and Developer Workshop 2016, Paris, France, 2016-09-21
  • Enhanced Adaptive Compression in Lustre (Michael Kuhn), LSDMA Spring Meeting 2016, Technical Forum, Darmstadt, Germany, 2016-03-09
  • Storage expenses and data reduction techniques (Michael Kuhn), BigStorage Initial Training School, Barcelona, Spain, 2016-03-04
  • Parallel distributed file systems (Michael Kuhn), BigStorage Initial Training School, Barcelona, Spain, 2016-03-03

2015

  • Exploiting Semantical Information for Performance Optimization and Data Reduction (Michael Kuhn), CluStor 2015, Hamburg, Germany, 2015-07-30
  • A Best Practice Analysis of HDF5 and NetCDF-4 Using Lustre (Michael Kuhn), ISC High Performance 2015, Frankfurt, Germany, 2015-07-15
  • Dynamically Adaptable I/O Semantics for High Performance Computing (Michael Kuhn), ISC High Performance 2015, Frankfurt, Germany, 2015-07-14
  • I/O Semantics for Future Storage Systems (Michael Kuhn), 14th HLRS/hww Workshop on Scalable Global Parallel File Systems, Stuttgart, Germany, 2015-04-29

2014

  • Compression By Default – Reducing Total Cost of Ownership of Storage Systems (Michael Kuhn), International Supercomputing Conference 2014, Leipzig, Germany, 2014-06-23
  • Exascale Storage Systems – An Analytical Study of Expenses (Michael Kuhn), CluStor 2014, Hamburg, Germany, 2014-06-19

2013

  • A Semantics-Aware I/O Interface for High Performance Computing (Michael Kuhn), International Supercomputing Conference 2013, Leipzig, Germany, 2013-06-18

2012

  • A Semantics-Aware I/O Interface (Michael Kuhn), HPC Workshop, Leogang, Austria, 2012-02-29
  • Scientific Computing: Performance and Efficiency in Climate Models (Michael Kuhn), PDP 2012, Munich, Germany, 2012-02-17
  • Evaluating the Influence of File System Interfaces and Semantics on I/O Throughput in High Performance Computing (Michael Kuhn), PDP 2012, Munich, Germany, 2012-02-17
  • Simulation-Aided Performance Evaluation of Server-Side Input/Output Optimizations (Michael Kuhn), PDP 2012, Munich, Germany, 2012-02-16

2011

  • Optimizations for Two-Phase Collective I/O (Michael Kuhn), ParCo 2011, Ghent, Belgium, 2011-09-02

2008

  • Directory-Based Metadata Optimizations for Small Files in PVFS (Michael Kuhn), Euro-Par 2008, Gran Canaria, Spain, 2008-08-29

2006

  • File Systems for Mass Storage of Image Data in Bioinformatics (Michael Kuhn, Christian Lohse), CluStor 2006, Heidelberg, Germany, 2006-09-21
Courses

Last Modification: 03.07.2023 - Contact Person: Webmaster