 Professional Service
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Technical Co-Chair, Hot
Interconnects 13, August 2005.
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Program Committee Member, The 2005 International
Conference on Parallel Processing (ICPP-05), June 2005.
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Program Committee Member, The
19th ACM International Conference on Supercomputing (ICS05),
June 2005.
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Program Committee Member, IEEE/ACM Cluster Computing
and Grid 2005 (CCGrid05), May 2005.
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Technical Co-Chair, First Workshop
on
System Management Tools for Large-Scale Parallel Systems,
April 2005.
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Program Committee Member, The
IASTED International Conference on Parallel and Distributed Computing
and Networks (PDCN 2005), February 2005.
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Program Committee Member, The 4th IEEE
International Symposium on Signal Processing and Information
Technology, December 2004.
-
Program Committee Member, Workshop
on Remote Direct Memory Access (RDMA): Application, Implementation,
and Technologies (RAIT2004), September 2004.
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Local Chair, Routing and Communication in Interconnection Networks,
EuroPar 2004,
August 2004
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Program Committee Member, The
3rd IEEE International Symposium on Network Computing and
Applications (IEEE NCA04), August 2004.
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Panel Chair and Program Committee Member, Hot Interconnects 12, August 2004.
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Program Committee Member, The 2004 International
Conference on Parallel Processing (ICPP-04), August 2004.
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Panelist, National Science Foundation
(NSF) Software and Tools for High End Computing (ST-HEC),
Washington DC, August 2004.
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Program Committee Member, The Tenth
International Conference on Parallel and Distributed Systems (ICPADS
2004), July 2004.
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Program Committee Member, Workshop on
Communication Architecture for Clusters 2004 (CAC'04), April
2004.
-
Program Committee Member, The
IASTED International Conference on Parallel and Distributed Computing
and Networks (PDCN 2004), February 2004.
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Program Committee Member, 10th
International Conference on High Performance Computing
(HiPC), December 2003
-
Program Committee Member, IEEE
SCCC 2003, November
2003.
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Panelist, National Science Foundation
(NSF) Advanced Computational Research Software Panel (ACRSOFTW03),
Washington DC, October 2003.
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Panel Chair and Program Committee Member, Hot Interconnects 11, August 2003.
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Program Committee Member, Workshop on
Communication Architecture for Clusters 2003 (CAC'03), April
2003.
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Program Committee Member, Hot Interconnects
10, August 2002.
-
Program Committee Member, Workshop on
Communication Architecture for Clusters 2002 (CAC'02), April
2002.
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Panelist, National Science Foundation
(NSF) Advanced Computational Research Software Panel (ACRSOFTW02),
Washington DC, October 2002.
Recent Awards
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Defense Program Award of Excellence - ASCI Lightning Integration Team,
October 2004.
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Defense Program Award of Excellence - ASCI Q Integration Team, December
2003.
-
 Best Paper
Award,
The Case of the
Missing Supercomputer Performance: Achieving Optimal Performance on
the 8,192 Processors of ASCI Q ,
In IEEE/ACM
SC2003, Phoenix, AZ, November 2003.
-
Distinguished
Performance Award, as a member of the Advanced Simulation and
Computing (ASCI) Q Team, September 2003.
-
Recognition of outstanding contributions to the Advanced Simulation and
Computing Program (ASCI) Q System Integration, June 2003.
-
Best Paper
Award, Flexible CoScheduling:
Mitigating Load Imbalance and Improving Utilization of Heterogeneous
Resources , International Parallel
and Distributed Processing Symposium (IPDPS03), Computer
Architecture Track, Nice, France, April 2003.
- National Nuclear Security
Agency (NNSA) Medal of Excellence, November
2002.
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Los Alamos National Laboratory Distinguished Performance Award, July
2002
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Los Alamos National Laboratory Director's Postdoctoral Fellow, March
1999
-
European Community Marie
Curie Research Fellow, December 1997.
Education
Professional Background
- Aug 2005 - now, Laboratory Fellow, PNL
- Mar 2000 - Aug 2005, Technical staff member, LANL
- Mar 1999 - Mar 2000, Director funded postdoctoral
researcher, LANL.
- Dec 1997 - Mar 1999, Research Fellow at the Oxford University Computing
Laboratory, sponsored by a European Community Marie Curie Research Fellowship.
- Jul 1997 - Dec 1997, Post-doctoral researcher at the International Computer Science
Institute, University of California at Berkeley, CA, USA.
- Nov 1992 - Mar 1997, PhD student in computer science, Università di Pisa, Italy.
- Nov 1992 - Dec 1993, System administrator of the Hewlett
Packard Pisa Science Center (part time).
- Jun 1991 - Sep 1991, Researcher at the Hewlett Packard
Laboratories,
Concurrent Computing Department, Palo Alto, CA, USA.
- Nov 1990 - Dec 1993, Researcher at the Hewlett Packard Pisa
Science Center working on the the research project "Software
Environments for Highly Concurrent Systems".
Research Interests
- High Performance Interconnection Networks
- Parallel Computer Architecture
- Performance Evaluation
- Scheduling Algorithms for Parallel Architectures
- Cluster Computing
- Simulation of Parallel Architectures
- Communication Libraries
Research Projects
Research Grants
Self-Healing High-Perfomance Parallel
Computers LDRD-ER, 2004-2006, Principal Investigator,
$220K/year
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Resource Utilization and Parallel
Program Development with Buffered Coscheduling LDRD-ER, 2001-2003,
Principal Investigator,
$150K/year
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NIC
as a First Class Citizen DOE Office of Science, 2000-2001, with Wu-chun Feng, Co-Principal
Investigator, $225K/year
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Quadrics Interconnection Network (QsNet)