Sudharshan S. Vazhkudai

62 papers A* 1A 27B 8C 4Misc 2Journal 12Unranked 7

Year	Rank	Type	Title / Venue / Authors
2021	C	`conf`	An Analysis of System Balance and Architectural Trends Based on Top500 Supercomputers. HPC Asia Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Ali Raza Butt, Youngjae Kim
2021	A	`conf`	Interpreting Write Performance of Supercomputer I/O Systems with Regression Models. IPDPS Bing Xie, Zilong Tan, Philip H. Carns, Jeffrey S. Chase, Kevin Harms, Jay F. Lofstead, Sarp Oral, Sudharshan S. Vazhkudai, Feiyi Wang
2021	J	`jnl`	MOSIQS: Persistent Memory Object Storage With Metadata Indexing and Querying for Scientific Computing. IEEE Access Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Youngjae Kim
2020	J	`jnl`	An Integrated Indexing and Search Service for Distributed File Systems. IEEE Trans. Parallel Distributed Syst. Hyogi Sim, Awais Khan, Sudharshan S. Vazhkudai, Seung-Hwan Lim, Ali Raza Butt, Youngjae Kim
2020	B	`conf`	MARBLE: A Multi-GPU Aware Job Scheduler for Deep Learning on HPC Systems. CCGRID Jingoo Han, M. Mustafa Rafique, Luna Xu, Ali Raza Butt, Seung-Hwan Lim, Sudharshan S. Vazhkudai
2020	—	`conf`	Persistent Memory Object Storage and Indexing for Scientific Computing. MCHPC@SC Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Jin-Suk Ma, Myeong-Hoon Oh, Youngjae Kim
2020	A	`conf`	Understanding the Interplay between Hardware Errors and User Job Characteristics on the Titan Supercomputer. IPDPS Seung-Hwan Lim, Ross G. Miller, Sudharshan S. Vazhkudai
2019	J	`jnl`	A programmable shared-memory system for an array of processing-in-memory devices. Clust. Comput. Sangkeun Lee, Hyogi Sim, Youngjae Kim, Sudharshan S. Vazhkudai
2019	—	`conf`	AHEAD: A Tool for Projecting Next-Generation Hardware Enhancements on GPU-Accelerated Systems. IPDPS Workshops Hazem A. Abdelhafez, Christopher Zimmer, Sudharshan S. Vazhkudai, Matei Ripeanu
2019	J	`jnl`	An Analysis Workflow-Aware Storage System for Multi-Core Active Flash Arrays. IEEE Trans. Parallel Distributed Syst. Hyogi Sim, Geoffroy Vallée, Youngjae Kim, Sudharshan S. Vazhkudai, Devesh Tiwari, Ali Raza Butt
2019	—	`conf`	Applying Machine Learning to Understand Write Performance of Large-scale Parallel Filesystems. PDSW@SC Bing Xie, Zilong Tan, Philip H. Carns, Jeffrey S. Chase, Kevin Harms, Jay F. Lofstead, Sarp Oral, Sudharshan S. Vazhkudai, Feiyi Wang
2019	A	`conf`	Data Jockey: Automatic Data Management for HPC Multi-tiered Storage Systems. IPDPS Woong Shin, Christopher Brumgard, Bing Xie, Sudharshan S. Vazhkudai, Devarshi Ghoshal, Sarp Oral, Lavanya Ramakrishnan
2019	A	`conf`	End-to-end I/O portfolio for the summit supercomputing ecosystem. SC Sarp Oral, Sudharshan S. Vazhkudai, Feiyi Wang, Christopher Zimmer, Christopher Brumgard, Jesse Hanley, George Markomanolis, Ross G. Miller, Dustin Leverman, Scott Atchley, Verónica G. Vergara Larrea
2019	C	`conf`	Evaluating Burst Buffer Placement in HPC Systems. CLUSTER Harsh Khetawat, Christopher Zimmer, Frank Mueller, Scott Atchley, Sudharshan S. Vazhkudai, Misbah Mubarak
2019	B	`conf`	Profiling the Usage of an Extreme-Scale Archival Storage System. MASCOTS Hyogi Sim, Sudharshan S. Vazhkudai
2018	B	`conf`	Exploring the Optimal Platform Configuration for Power-Constrained HPC Workflows. ICCCN Kun Tang, Xubin He, Saurabh Gupta, Sudharshan S. Vazhkudai, Devesh Tiwari
2018	A	`conf`	GPU age-aware scheduling to improve the reliability of leadership jobs on Titan. SC Christopher Zimmer, Don Maxwell, Stephen Taylor McNally, Scott Atchley, Sudharshan S. Vazhkudai
2018	A	`conf`	The design, deployment, and evaluation of the CORAL pre-exascale systems. SC Sudharshan S. Vazhkudai, Bronis R. de Supinski, Arthur S. Bland, Al Geist, James C. Sexton, Jim Kahle, Christopher Zimmer, Scott Atchley, Sarp Oral, Don E. Maxwell, Verónica G. Vergara Larrea, Adam Bertsch, Robin Goldstone, Wayne Joubert, Chris Chambreau, David Appelhans, Robert Blackmore, Ben Casses, George Chochia, Gene Davison, Matthew A. Ezell, Tom Gooding, Elsa Gonsiorowski, Leopold Grinberg, Bill Hanson, Bill Hartner, Ian Karlin, Matthew L. Leininger, Dustin Leverman, Chris Marroquin, Adam Moody, Martin Ohmacht, Ramesh Pankajakshan, Fernando Pizzano, James H. Rogers, Bryan S. Rosenburg, Drew Schmidt, Mallikarjun Shankar, Feiyi Wang, Py Watson, Bob Walkup, Lance D. Weems, Junqi Yin
2017	B	`conf`	AnalyzeThat: A Programmable Shared-Memory System for an Array of Processing-In-Memory Devices. CCGrid Sangkeun Lee, Hyogi Sim, Youngjae Kim, Sudharshan S. Vazhkudai
2017	Misc	`conf`	Applying Graph Analytics to Understand Compute Core Usage and Publication Trends in a Petascale Supercomputing Facility. HiPC Sangkeun Lee, Sudharshan S. Vazhkudai, Raghul Gunasekaran
2017	C	`conf`	Effective Running of End-to-End HPC Workflows on Emerging Heterogeneous Architectures. CLUSTER Kun Tang, Devesh Tiwari, Saurabh Gupta, Sudharshan S. Vazhkudai, Xubin He
2017	A	`conf`	GUIDE: a scalable information directory service to collect, federate, and analyze logs for operational insights into a leadership HPC facility. SC Sudharshan S. Vazhkudai, Ross G. Miller, Devesh Tiwari, Christopher Zimmer, Feiyi Wang, Sarp Oral, Raghul Gunasekaran, Deryl Steinert
2017	A	`conf`	Scientific user behavior and data-sharing trends in a petascale file system. SC Seung-Hwan Lim, Hyogi Sim, Raghul Gunasekaran, Sudharshan S. Vazhkudai
2017	A	`conf`	Tagit: an integrated indexing and search service for file systems. SC Hyogi Sim, Youngjae Kim, Sudharshan S. Vazhkudai, Geoffroy R. Vallée, Seung-Hwan Lim, Ali Raza Butt
2017	B	`conf`	Toward Managing HPC Burst Buffers Effectively: Draining Strategy to Regulate Bursty I/O Behavior. MASCOTS Kun Tang, Ping Huang, Xubin He, Tao Lu, Sudharshan S. Vazhkudai, Devesh Tiwari
2017	A	`conf`	Understanding object-level memory access patterns across the spectrum. SC Xu Ji, Chao Wang, Nosayba El-Sayed, Xiaosong Ma, Youngjae Kim, Sudharshan S. Vazhkudai, Wei Xue, Daniel Sánchez
2016	A	`conf`	A multi-faceted approach to job placement for improved performance on extreme-scale systems. SC Christopher Zimmer, Saurabh Gupta, Scott Atchley, Sudharshan S. Vazhkudai, Carl Albing
2016	—	`conf`	Constellation: A science graph network for scalable data and knowledge discovery in extreme-scale scientific collaborations. IEEE BigData Sudharshan S. Vazhkudai, John Harney, Raghul Gunasekaran, Dale Stansberry, Seung-Hwan Lim, Tom Barron, Andrew Nash, Arvind Ramanathan
2016	A	`conf`	Server-side log data analytics for I/O workload characterization and coordination on large shared storage systems. SC Yang Liu, Raghul Gunasekaran, Xiaosong Ma, Sudharshan S. Vazhkudai
2015	A	`conf`	A practical approach to reconciling availability, performance, and capacity in provisioning extreme-scale storage systems. SC Lipeng Wan, Feiyi Wang, Sarp Oral, Devesh Tiwari, Sudharshan S. Vazhkudai, Qing Cao
2015	A	`conf`	AnalyzeThis: an analysis workflow-aware storage system. SC Hyogi Sim, Youngjae Kim, Sudharshan S. Vazhkudai, Devesh Tiwari, Ali Anwar, Ali Raza Butt, Lavanya Ramakrishnan
2015	—	`ch.`	Realizing Accelerated Cost-Effective Distributed RAID. Handbook on Data Centers Aleksandr Khasymski, M. Mustafa Rafique, Ali Raza Butt, Sudharshan S. Vazhkudai, Dimitrios S. Nikolopoulos
2015	A*	`conf`	Understanding GPU errors on large-scale HPC systems and the implications for system design and operation. HPCA Devesh Tiwari, Saurabh Gupta, James H. Rogers, Don Maxwell, Paolo Rech, Sudharshan S. Vazhkudai, Daniel Oliveira, Dave Londo, Nathan DeBardeleben, Philippe Olivier Alexandre Navaux, Luigi Carro, Arthur S. Bland
2014	A	`conf`	Automatic identification of application I/O signatures from noisy server-side traces. FAST Yang Liu, Raghul Gunasekaran, Xiaosong Ma, Sudharshan S. Vazhkudai
2014	A	`conf`	Best Practices and Lessons Learned from Deploying and Operating Large-Scale Data-Centric Parallel File Systems. SC Sarp Oral, James Simmons, Jason Hill, Dustin Leverman, Feiyi Wang, Matthew A. Ezell, Ross G. Miller, Douglas Fuller, Raghul Gunasekaran, Youngjae Kim, Saurabh Gupta, Devesh Tiwari, Sudharshan S. Vazhkudai, James H. Rogers, David Dillow, Galen M. Shipman, Arthur S. Bland
2014	B	`conf`	Improving large-scale storage system performance via topology-aware and balanced data placement. ICPADS Feiyi Wang, Sarp Oral, Saurabh Gupta, Devesh Tiwari, Sudharshan S. Vazhkudai
2014	A	`conf`	Lazy Checkpointing: Exploiting Temporal Locality in Failures to Mitigate Checkpointing Overheads on Extreme-Scale Systems. DSN Devesh Tiwari, Saurabh Gupta, Sudharshan S. Vazhkudai
2013	A	`conf`	Active flash: towards energy-efficient, in-situ data analytics on extreme-scale machines. FAST Devesh Tiwari, Simona Boboila, Sudharshan S. Vazhkudai, Youngjae Kim, Xiaosong Ma, Peter Desnoyers, Yan Solihin
2013	J	`jnl`	On Timely Staging of HPC Job Input Data. IEEE Trans. Parallel Distributed Syst. Henry M. Monti, Ali Raza Butt, Sudharshan S. Vazhkudai
2012	Misc	`conf`	Active Flash: Out-of-core data analytics on flash storage. MSST Simona Boboila, Youngjae Kim, Sudharshan S. Vazhkudai, Peter Desnoyers, Galen M. Shipman
2012	A	`conf`	NVMalloc: Exposing an Aggregate SSD Store as a Memory Partition in Extreme-Scale Machines. IPDPS Chao Wang, Sudharshan S. Vazhkudai, Xiaosong Ma, Fei Meng, Youngjae Kim, Christian Engelmann
2012	B	`conf`	On the Use of GPUs in Realizing Cost-Effective Distributed RAID. MASCOTS Aleksandr Khasymski, M. Mustafa Rafique, Ali Raza Butt, Sudharshan S. Vazhkudai, Dimitrios S. Nikolopoulos
2012	—	`conf`	Reducing Data Movement Costs Using Energy-Efficient, Active Computation on SSD. HotPower Devesh Tiwari, Sudharshan S. Vazhkudai, Youngjae Kim, Xiaosong Ma, Simona Boboila, Peter Desnoyers
2011	A	`conf`	CATCH: A Cloud-Based Adaptive Data Transfer Service for HPC. IPDPS Henry M. Monti, Ali Raza Butt, Sudharshan S. Vazhkudai
2011	A	`conf`	Provisioning a Multi-tiered Data Staging Area for Extreme-Scale Machines. ICDCS Ramya Prabhakar, Sudharshan S. Vazhkudai, Youngjae Kim, Ali Raza Butt, Min Li, Mahmut T. Kandemir
2011	J	`jnl`	Timely Result-Data Offloading for Improved HPC Center Scratch Provisioning and Serviceability. IEEE Trans. Parallel Distributed Syst. Henry M. Monti, Ali Raza Butt, Sudharshan S. Vazhkudai
2010	A	`conf`	Functional Partitioning to Optimize End-to-End Performance on Many-core Architectures. SC Min Li, Sudharshan S. Vazhkudai, Ali Raza Butt, Fei Meng, Xiaosong Ma, Youngjae Kim, Christian Engelmann, Galen M. Shipman
2010	A	`conf`	Reconciling scratch space consumption, exposure, and volatility to achieve timely staging of job input data. IPDPS Henry M. Monti, Ali Raza Butt, Sudharshan S. Vazhkudai
2009	A	`conf`	/scratch as a cache: rethinking HPC center scratch storage. ICS Henry M. Monti, Ali Raza Butt, Sudharshan S. Vazhkudai
2009	J	`jnl`	Improving Data Availability for Better Access Performance: A Study on Caching Scientific Data on Distributed Desktop Workstations. J. Grid Comput. Xiaosong Ma, Sudharshan S. Vazhkudai, Zhe Zhang
2009	J	`jnl`	Improving the availability of supercomputer job input data using temporal replication. Comput. Sci. Res. Dev. Chao Wang, Zhe Zhang, Xiaosong Ma, Sudharshan S. Vazhkudai, Frank Mueller
2008	B	`conf`	On-the-Fly Recovery of Job Input Data in Supercomputers. ICPP Chao Wang, Zhe Zhang, Sudharshan S. Vazhkudai, Xiaosong Ma, Frank Mueller
2008	A	`conf`	Timely offloading of result-data in HPC centers. ICS Henry M. Monti, Ali Raza Butt, Sudharshan S. Vazhkudai
2008	J	`jnl`	Virtual Organizations [Guest Editors' Introduction]. IEEE Internet Comput. Matei Ripeanu, Munindar P. Singh, Sudharshan S. Vazhkudai
2008	A	`conf`	stdchk: A Checkpoint Storage System for Desktop Grid Computing. ICDCS Samer Al-Kiswany, Matei Ripeanu, Sudharshan S. Vazhkudai, Abdullah Gharaibeh
2007	J	`jnl`	A Checkpoint Storage System for Desktop Grid Computing CoRR Samer Al-Kiswany, Matei Ripeanu, Sudharshan S. Vazhkudai
2007	—	`conf`	A Java-based science portal for neutron scattering experiments. PPPJ Sudharshan S. Vazhkudai, James Arthur Kohl, Jens Schwidder
2007	—	`conf`	A result-data offloading service for HPC centers. PDSW Henry M. Monti, Ali Raza Butt, Sudharshan S. Vazhkudai
2007	A	`conf`	Optimizing center performance through coordinated data staging, scheduling and recovery. SC Zhe Zhang, Chao Wang, Sudharshan S. Vazhkudai, Xiaosong Ma, Gregory G. Pike, John W. Cobb, Frank Mueller
2007	J	`jnl`	The Neutron Science TeraGrid Gateway: a TeraGrid science gateway to support the Spallation Neutron Source. Concurr. Comput. Pract. Exp. John W. Cobb, Al Geist, James Arthur Kohl, Stephen D. Miller, Peter F. Peterson, Gregory G. Pike, Michael A. Reuter, Tom Swain, Sudharshan S. Vazhkudai, Nithya N. Vijayakumar
2006	J	`jnl`	Constructing collaborative desktop storage caches for large scientific datasets. ACM Trans. Storage Sudharshan S. Vazhkudai, Xiaosong Ma, Vincent W. Freeh, Jonathan W. Strickland, Nandan Tammineedi, Tyler A. Simon, Stephen L. Scott
2006	C	`conf`	Positioning Dynamic Storage Caches for Transient Data. CLUSTER Sudharshan S. Vazhkudai, Douglas Thain, Xiaosong Ma, Vincent W. Freeh