Professional Activites

Reviewer/program committee member

• PC Member Supercomputing 2011, SC11
• PC Member International Conference on Supercomputing, ICS 2011
• PC Member Communication Architecture for Scalable Systems, CASS 2011
• PC Member IEEE Cluster 2010
• PC Member Supercomputing 2010, SC10
• PC Member 24th International Parallel & Distributed Processing Symposium, IPDPS, 2010
• PC Member Communication Architecture for Clusters, 2010
• PC Member EuroMPI, 2010
• PC Member CCGRID, 2010
• PC Member Hot Interconnects (HOTI), 2009
• PC Member EuroPVM/MPI, 2009
• PC Member CCGRID, 2009
• Reviewer IEEE Computer, 2009
• Reviewer IPDPS, 2009
• Reviewer ACM/IEEE Supercomputing, 2008
• Reviewer International Journal of Parallel, Emergent and Distributed Systems, 2008
• Reviewer IEEE Transactions on Parallel and Distributed Systems, 2008
• Reviewer IPDPS, 2008
• Reviewer Cluster 2008
• Reviewer International Supercomputing Conference, 2007
• Reviewer Cluster 2007
• Reviewer The International Journal of High Performance Computing Applications

Awards/Stipends

• Cluster Challenge - co-advised the winning team of Cluster Challenge 2008 at IEEE/ACM SC08
• IEEE TCSC Doctoral Symposium - Travel award CCGrid'08
• Indiana University Bloomington - Full Stipend for Ph.D. Studies 2007/2008
• Saxon Ministry of Science and the Fine Arts - Full Stipend for Ph.D. Studies 2006/2007 (Landesstipendium Sachsen)
• AMD Saxony - Project funding to enhance Quantum Mechanical Calculations (2005)
• Technical University of Chemnitz - Best Student Award 2005
• Gesellschaft fuer Informatik (GI), Fachgruppe PARS - Junior Researcher Award 2005
• HPC Europa - "Scientific Highlight" 2005

Conferences/Committees

• ACM and IEEE Computer Society member

• Member of the MPI Forum (co-chairing the Collective Operations Working Group)

• Session Chair High Performance Computing Conference, Session 6C "Performance, Evaluation and Measurements Tools and Experiences" in Houston, TX, USA
• Co-Organization 3rd KiCC Workshop 2007 in Aachen, Germany
• Co-Organization 2nd KiCC Workshop 2007 in Chemnitz, Germany
• Co-Organization Chemnitzer Linux-Tage 2006 (2nd biggest German Linux event, hosting 80 talks, about 2500 participants)
• Co-Organization 1st KiCC Workshop 2005 in Chemnitz, Germany
• Co-Organization Chemnitzer Linux-Tage 2005 (2nd biggest German Linux event, hosting 80 talks, about 2500 participants)

Scientific Visits

• Jan 2007 - Commissariat a l'Energie Atomique - Direction des applications militaires (CEA-DAM) in Bruyeres-le-Chatel, France
• Mar-Sept 2006 - Open Systems Lab, Indiana University in Bloomington, IN, USA
• Nov-Dec 2005 - CINECA Consorzio Interuniversitario in Caseleccio di Reno, Italy

Practical Experience

• Member of the Scientific Design Team [F. Mietke, T. Mehlan, T. Hoefler, W. Rehm] of the CHiC supercomputing system (project volume 2.6 + 1.7 Mio Euro, 528 diskless InfiniBand nodes, 8.2 TFlop/s (73.4% efficiency) #117 in Top 500 June 2007)
• Co-advisor [A. Lumsdaine, P. Kambadur, T. Hoefler] of the team of Indiana University in the first Cluster Challenge at the Supercomputing 2007
• Network Setup for Chemnitzer Linux-Tage 2006 (three people set up a network for about 1000 wireless and wired clients, full recording of 80 talks and VoIP communication in one day - I installed and operated the central gateway/firewall/IDS)
• Network Setup for Chemnitzer Linux-Tage 2005 (four people set up a network for about 1000 wireless and wired clients, full recording of 80 talks and VoIP communication in one day - I installed and operated the central gateway/firewall/IDS)
• Network Setup for Chemnitzer Linux-Tage 2004 (four people set up a network for about 1000 wireless and wired clients, full recording of 57 talks)

Scientific Advisory of Master Theses

1. Marek Mosch: Entwicklung einer optimierten kollektiven Komponente
2. Carsten Viertel: Improving the Performance of Selected MPI Collective Communication Operations on InfiniBand Networks
3. Maik Franke: Optimierte Implementierung ausgewählter kollektiver Operationen unter Ausnutzung der Hardwareparallelität des InfiniBand Netzwerkes
4. Stefan Worm: Monitoring of large-scale Cluster Computers
5. Matthias Treydte: Application Specific Optimization of Ethernet Cluster Communication
6. Christian Siebert: Efficient Broadcast for Multicast-Capable Interconnection Networks
7. Andre Lichei: Implementierung eines Packet Schedulers für Open MPI
8. Mirko Reinhardt: Optimizing Ethernet Point-to-Point Cluster Communication

Scientific Advisory of Student Research Projects

1. Carsten Viertel: Erweiterung eines existierenden Infiniband Benchmarks

Professional Development

1. Attended Indiana University's 13th Annual Preparing Future Faculty Graduate Student Conference