2024
Designing and Prototyping Extensions to MPI in MPICH.
CoRR, 2024
Proceedings of the SC24-W: Workshops of the International Conference for High Performance Computing, 2024
Initial Experiences with DAOS Object Storage on Aurora.
Proceedings of the SC24-W: Workshops of the International Conference for High Performance Computing, 2024
Extending the Mochi Methodology to Enable Dynamic HPC Data Services.
Proceedings of the IEEE International Parallel and Distributed Processing Symposium, 2024
2023
Mochi: A Case Study in Translational Computer Science for High-Performance Computing Data Management.
Comput. Sci. Eng., 2023
Enabling Agile Analysis of I/O Performance Data with PyDarshan.
Proceedings of the SC '23 Workshops of The International Conference on High Performance Computing, 2023
HEPnOS: a Specialized Data Service for High Energy Physics Analysis.
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Proceedings of the IEEE International Parallel and Distributed Processing Symposium, 2023
2021
I/O Bottleneck Detection and Tuning: Connecting the Dots using Interactive Log Analysis.
Proceedings of the 6th IEEE/ACM International Parallel Data Systems Workshop, 2021
2020
Mochi: Composing Data Services for High-Performance Computing Environments.
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J. Comput. Sci. Technol., 2020
Improving all-to-many personalized communication in two-phase I/O.
Proceedings of the International Conference for High Performance Computing, 2020
2019
Adaptive Learning for Concept Drift in Application Performance Modeling.
Proceedings of the 48th International Conference on Parallel Processing, 2019
2018
Machine Learning Based Parallel I/O Predictive Modeling: A Case Study on Lustre File Systems.
Proceedings of the High Performance Computing - 33rd International Conference, 2018
Integration of Burst Buffer in High-level Parallel I/O Library for Exa-scale Computing Era.
Proceedings of the 3rd IEEE/ACM International Workshop on Parallel Data Storage & Data Intensive Scalable Computing Systems, 2018
Methodology for the Rapid Development of Scalable HPC Data Services.
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Proceedings of the 3rd IEEE/ACM International Workshop on Parallel Data Storage & Data Intensive Scalable Computing Systems, 2018
Modeling I/O Performance Variability Using Conditional Variational Autoencoders.
Proceedings of the IEEE International Conference on Cluster Computing, 2018
2017
Analysis and Correlation of Application I/O Performance and System-Wide I/O Activity.
Proceedings of the 2017 International Conference on Networking, Architecture, and Storage, 2017
ScalaIOExtrap: Elastic I/O Tracing and Extrapolation.
Proceedings of the 2017 IEEE International Parallel and Distributed Processing Symposium, 2017
Portable Topology-Aware MPI-I/O.
Proceedings of the 23rd IEEE International Conference on Parallel and Distributed Systems, 2017
2016
Get out of the Way! Applying Compression to Internal Data Structures.
Proceedings of the 1st Joint International Workshop on Parallel Data Storage and data Intensive Scalable Computing Systems, 2016
Leveraging burst buffer coordination to prevent I/O interference.
Proceedings of the 12th IEEE International Conference on e-Science, 2016
2015
Techniques for modeling large-scale HPC I/O workloads.
Proceedings of the 6th International Workshop on Performance Modeling, 2015
HPC I/O trace extrapolation.
Proceedings of the 4th Workshop on Extreme Scale Programming Tools, 2015
Collective I/O Tuning Using Analytical and Machine Learning Models.
Proceedings of the 2015 IEEE International Conference on Cluster Computing, 2015
Implementation and Evaluation of MPI Nonblocking Collective I/O.
Proceedings of the 15th IEEE/ACM International Symposium on Cluster, 2015
2014
To INT_MAX... and beyond!: exploring large-count support in MPI.
Proceedings of the 2014 Workshop on Exascale MPI, 2014
Revealing applications' access pattern in collective I/O for cache management.
Proceedings of the 2014 International Conference on Supercomputing, 2014
2013
ISABELA for effective in situ compression of scientific data.
Concurr. Comput. Pract. Exp., 2013
Characterization and modeling of PIDX parallel I/O for performance optimization.
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Proceedings of the International Conference for High Performance Computing, 2013
ParNCL and ParGAL: Data-parallel Tools for Postprocessing of Large-scale Earth Science Data.
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Proceedings of the International Conference on Computational Science, 2013
2012
Efficient data restructuring and aggregation for I/O acceleration in PIDX.
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Proceedings of the SC Conference on High Performance Computing Networking, 2012
Poster: Bringing Task and Data Parallelism to Analysis of Climate Model Output.
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Proceedings of the 2012 SC Companion: High Performance Computing, 2012
Abstract: Bringing Task and Data Parallelism to Analysis of Climate Model Output.
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Proceedings of the 2012 SC Companion: High Performance Computing, 2012
An Evolutionary Path to Object Storage Access.
Proceedings of the 2012 SC Companion: High Performance Computing, 2012
I/O threads to reduce checkpoint blocking for an electromagnetics solver on Blue Gene/P and Cray XK6.
Proceedings of the 2nd International Workshop on Runtime and Operating Systems for Supercomputers, 2012
ISOBAR Preconditioner for Effective and High-throughput Lossless Data Compression.
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Proceedings of the IEEE 28th International Conference on Data Engineering (ICDE 2012), 2012
2011
NetCDF I/O Library, Parallel.
Proceedings of the Encyclopedia of Parallel Computing, 2011
Design and Evaluation of Multiple-Level Data Staging for Blue Gene Systems.
IEEE Trans. Parallel Distributed Syst., 2011
Understanding and Improving Computational Science Storage Access through Continuous Characterization.
ACM Trans. Storage, 2011
Toward a General I/O Layer for Parallel-Visualization Applications.
IEEE Computer Graphics and Applications, 2011
ISABELA-QA: query-driven analytics with ISABELA-compressed extreme-scale scientific data.
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Proceedings of the Conference on High Performance Computing Networking, 2011
S-preconditioner for Multi-fold Data Reduction with Guaranteed User-Controlled Accuracy.
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Proceedings of the 11th IEEE International Conference on Data Mining, 2011
Compressing the Incompressible with ISABELA: In-situ Reduction of Spatio-temporal Data.
Proceedings of the Euro-Par 2011 Parallel Processing - 17th International Conference, 2011
Parallel I/O Performance for Application-Level Checkpointing on the Blue Gene/P System.
Proceedings of the 2011 IEEE International Conference on Cluster Computing (CLUSTER), 2011
2009
I/O performance challenges at leadership scale.
Proceedings of the ACM/IEEE Conference on High Performance Computing, 2009
Terascale data organization for discovering multivariate climatic trends.
Proceedings of the ACM/IEEE Conference on High Performance Computing, 2009
Implementing Reliable Data Structures for MPI Services in High Component Count Systems.
Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2009
Processing MPI Datatypes Outside MPI.
Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2009
Multiple-Level MPI File Write-Back and Prefetching for Blue Gene Systems.
Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2009
End-to-End Study of Parallel Volume Rendering on the IBM Blue Gene/P.
Proceedings of the ICPP 2009, 2009
Using Subfiling to Improve Programming Flexibility and Performance of Parallel Shared-file I/O.
Proceedings of the ICPP 2009, 2009
Interfaces for coordinated access in the file system.
Proceedings of the 2009 IEEE International Conference on Cluster Computing, August 31, 2009
Combining I/O operations for multiple array variables in parallel netCDF.
Proceedings of the 2009 IEEE International Conference on Cluster Computing, August 31, 2009
24/7 Characterization of petascale I/O workloads.
Proceedings of the 2009 IEEE International Conference on Cluster Computing, August 31, 2009
Scalable I/O forwarding framework for high-performance computing systems.
Proceedings of the 2009 IEEE International Conference on Cluster Computing, August 31, 2009
Latency Hiding File I/O for Blue Gene Systems.
Proceedings of the 9th IEEE/ACM International Symposium on Cluster Computing and the Grid, 2009
2007
Implementing MPI-IO Atomic Mode and Shared File Pointers Using MPI One-Sided Communication.
Int. J. High Perform. Comput. Appl., 2007
Extending the MPI-2 Generalized Request Interface.
Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 14th European PVM/MPI User's Group Meeting, Paris, France, September 30, 2007
2006
Knowledge and governance in the digital age: The politics of monitoring planetary life.
First Monday, 2006
M02 - Parallel I/O in practice.
Proceedings of the ACM/IEEE SC2006 Conference on High Performance Networking and Computing, 2006
PVFS - PVFS: a parallel file system.
Proceedings of the ACM/IEEE SC2006 Conference on High Performance Networking and Computing, 2006
Can MPI Be Used for Persistent Parallel Services?
Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2006
High performance file I/O for the Blue Gene/L supercomputer.
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Proceedings of the 12th International Symposium on High-Performance Computer Architecture, 2006
2005
Implementing Byte-Range Locks Using MPI One-Sided Communication.
Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2005
Implementing MPI-IO Shared File Pointers Without File System Support.
Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2005
Implementing MPI-IO atomic mode without file system support.
Proceedings of the 5th International Symposium on Cluster Computing and the Grid (CCGrid 2005), 2005
2004
The Impact of File Systems on MPI-IO Scalability.
Proceedings of the Recent Advances in Parallel Virtual Machine and Message Passing Interface, 2004
2003
Parallel netCDF: A Scientific High-Performance I/O Interface
CoRR, 2003
Parallel netCDF: A High-Performance Scientific I/O Interface.
Proceedings of the ACM/IEEE SC2003 Conference on High Performance Networking and Computing, 2003