Zhengji Zhao

According to our database, Zhengji Zhao authored at least 17 papers between 2007 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2023

Power Analysis of NERSC Production Workloads.

Zhengji Zhao, Ermal Rrapaj, Sridutt Bhalachandra, Brian Austin, Hai Ah Nam, Nicholas J. Wright

Proceedings of the SC '23 Workshops of The International Conference on High Performance Computing, 2023

NPAT - A Power Analysis Tool at NERSC.

Andy Zhang, Sridutt Bhalachandra, Siqi Deng, Zhengji Zhao

Proceedings of the SC '23 Workshops of The International Conference on High Performance Computing, 2023

Comparing Power Signatures of HPC Workloads: Machine Learning vs Simulation.

Anish Govind, Sridutt Bhalachandra, Zhengji Zhao, Ermal Rrapaj, Brian Austin, Hai Ah Nam

Proceedings of the SC '23 Workshops of The International Conference on High Performance Computing, 2023

2022

NERSC Job Script Generator.

Robin Shao, Thorsten Kurth, Zhengji Zhao

Proceedings of the IEEE/ACM International Workshop on HPC User Support Tools, 2022

2021

Improving scalability and reliability of MPI-agnostic transparent checkpointing for production workloads at NERSC.

Prashant Singh Chouhan, Harsh Khetawat, Neil Resnik, Twinkle Jain, Rohan Garg, Gene Cooperman, Rebecca Hartman-Baker, Zhengji Zhao

CoRR, 2021

MANA-2.0: A Future-Proof Design for Transparent Checkpointing of MPI at Scale.

Yao Xu, Zhengji Zhao, Rohan Garg, Harsh Khetawat, Rebecca Hartman-Baker, Gene Cooperman

Proceedings of the 2021 SC Workshops Supplementary Proceedings, 2021

A systematic approach to improving data locality across Fourier transforms and linear algebra operations.

Doru-Thom Popovici, Andrew Canning, Zhengji Zhao, Lin-Wang Wang, John Shalf

Proceedings of the ICS '21: 2021 International Conference on Supercomputing, 2021

2020

Automation of NERSC Application Usage Report.

Benjamin Driscoll, Zhengji Zhao

Proceedings of the IEEE/ACM International Workshop on HPC User Support Tools and Workshop on Programming and Performance Visualization Tools, 2020

2019

Accelerating the Performance of Modal Aerosol Module of E3SM Using OpenACC.

Hongzhang Shan, Zhengji Zhao, Marcus Wagner

Proceedings of the Accelerator Programming Using Directives - 6th International Workshop, 2019

2018

Preparing NERSC users for Cori, a Cray XC40 system with Intel many integrated cores.

Yun (Helen) He, Brandon Cook, Jack Deslippe, Brian Friesen, Richard A. Gerber, Rebecca Hartman-Baker, Alice Koniges, Thorsten Kurth, Stephen Leak, Woo-Sun Yang, Zhengji Zhao, Eddie Baron, Peter Hauschildt

Concurr. Comput. Pract. Exp., 2018

A Novel Multi-level Integrated Roofline Model Approach for Performance Characterization.

Tuomas Koskela, Zakhar Matveev, Charlene Yang, Adetokunbo Adedoyin, Roman Belenov, Philippe Thierry, Zhengji Zhao, Rahulkumar Gayatri, Hongzhang Shan, Leonid Oliker, Jack Deslippe, Ron Green, Samuel Williams

Proceedings of the High Performance Computing - 33rd International Conference, 2018

Performance Tuning to Close Ninja Gap for Accelerator Physics Emulation System (APES) on Intel® Xeon Phi^TM Processors.

Tianmu Xin, Zhengji Zhao, Yue Hao, Binping Xiao, Qiong Wu, Alexander Zaltsman, Kevin Smith, Xinmin Tian

Proceedings of the Evolving OpenMP for Evolving Architectures, 2018

2017

Analyzing Performance of Selected NESAP Applications on the Cori HPC System.

Thorsten Kurth, William Arndt, Taylor Barnes, Brandon Cook, Jack Deslippe, Douglas Doerfler, Brian Friesen, Yun (Helen) He, Tuomas Koskela, Mathieu Lobet, Tareq M. Malas, Leonid Oliker, Andrey Ovsyannikov, Samuel Williams, Woo-Sun Yang, Zhengji Zhao

Proceedings of the High Performance Computing, 2017

Porting VASP from MPI to MPI+OpenMP [SIMD] - Optimization Strategies, Insights and Feature Proposals.

Florian Wende, Martijn Marsman, Zhengji Zhao, Jeongnim Kim

Proceedings of the Scaling OpenMP for Exascale Performance and Portability, 2017

2016

Experiences of Applying One-Sided Communication to Nearest-Neighbor Communication.

Hongzhang Shan, Samuel Williams, Yili Zheng, Weiqun Zhang, Bei Wang, Stéphane Ethier, Zhengji Zhao

Proceedings of the 2016 PGAS Applications Workshop, 2016

2008

Linearly scaling 3D fragment method for large-scale electronic structure calculations.

Lin-Wang Wang, Byounghak Lee, Hongzhang Shan, Zhengji Zhao, Juan C. Meza, Erich Strohmaier, David H. Bailey

Proceedings of the ACM/IEEE Conference on High Performance Computing, 2008

2007

Large-scale semidefinite programs in electronic structure calculation.

Mituhiro Fukuda, Bastiaan J. Braams, Maho Nakata, Michael L. Overton, Jerome K. Percus, Makoto Yamashita, Zhengji Zhao

Math. Program., 2007