Verónica G. Melesse Vergara (Vergara Larrea) is originally from Quito, Ecuador. Verónica earned a B.A. in Mathematics/Physics at Reed College and a M.S. in Computational Science at Florida State University. Verónica has over a decade of experience in the high performance computing field and is currently Group Leader of the User Assistance — Pre-production Systems Group at the Oak Ridge Leadership Computing Facility. In addition to providing assistance to OLCF users, Verónica is part of the systems testing team, led acceptance for Summit, and is leading acceptance for Frontier, ORNL’s exascale supercomputer. Her research interests include high performance computing, large-scale system testing, and performance evaluation and optimization of scientific applications. Verónica is a member of both IEEE and ACM and serves in the ACM SIGHPC Executive Committee.
R&D Activities Contributions
SPEC High-Performance Group - The Standard Performance Evaluation Corporation (SPEC) High-Performance Group (HPG) develops benchmarks that represent large, real applications, in scientific and technical computing, Active benchmark suites include…
2019 — UT Battelle Awards Night - Mission Support
2015 — Cray User Group 2015 Best Paper Award
2015 - Vergara Larrea, V. G., Oral S., Leverman, D. B., Nam, H. A., Wang, F., and Sim- mons, J., A More Realistic Way of Stressing the End-to-end I/O System, Cray User Group 2015 Conference Proceedings, April 2015.
2015 - Vergara Larrea, V. G., Joubert, W., and Fuson, C., Use of Continuous Integration Tools for Application Performance Monitoring, Cray User Group 2015 Conference Proceedings, April 2015.
2015 - Harrell, S. L., Nam, H., Vergara Larrea, V. G., Keville, K. and Kamalic, D., Student Cluster Competition: A multi-disciplinary undergraduate HPC educational tool, Proceedings of the Workshop on Education for High-Performance Computing, November 2015.
2016 - Oral, S., Zimmer, C., and Vergara Larrea, V. G., Darshan Evaluation at the Oak Ridge Leadership Computing Facility, ORNL Technical Report, April 2016.
2016 - Zimmer, C., Gupta, S., Vergara Larrea, V. G., Finally, A Way to Measure Frontend I/O Performance, Cray User Group 2016 Conference Proceedings, May 2016.
2016 - Wang, F., Vergara Larrea, V. G., Leverman, D., Oral, S., FCP: A Fast and Scalable Data Copy Tool for High Performance Parallel File Systems, Cray User Group 2016 Conference Proceedings, May 2016.
2016 - Vergara Larrea, V. G., Joubert, W., Lopez, M. G., and Hernandez, O., Early experi- ences writing performance portable OpenMP 4 codes, Cray User Group 2016 Conference Proceedings, May 2016.
2016 - Lopez, M. G., Vergara Larrea, V. G., Joubert, W., Hernandez, O., Haidar, A., Tomov, S., Dongarra, J., Towards Achieving Performance Portability Using Directives for Accel- erators, Proceedings of the Third International Workshop on Accelerator Programming Using Directives, November 2016.
2017 - Graham Lopez, M. Graham, Wayne Joubert, W., Vergara Larrea, V. G., Hernandez, O., Haidar, A., Tomov, S., and Dongarra, J. "Evaluation of Directive-based Performance Portable Programming Models". Special Edition of the International Journal of High Performance Computing and Networking, 2017.