Performance Evaluation of Open MPI on Cray XE/XK Systems. - Samuel K. Gutierrez; Nathan T. Hjelm; Manjunath Gorentla Venkata; Richard L. Graham (Hot Interconnects, 2012)

Exploiting Atomic Operations for Barrier on Cray XE/XK Systems. - Manjunath Gorentla Venkata; Richard L. Graham; Joshua Ladd; Pavel Shamis; Nathan T. Hjelm; Samuel K. Gutierrez (EuroMPI, 2012)

Optimizing One-sided Operations in Open MPI. - Nathan T. Hjelm (EuroMPI/ASIA, 2014)

An Evaluation of the One-Sided Performance in Open MPI. - Nathan T. Hjelm (EuroMPI, 2016)

Improving MPI Multi-threaded RMA Communication Performance. - Nathan T. Hjelm; Matthew G. F. Dosanjh; Ryan E. Grant; Taylor L. Groves; Patrick G. Bridges; Dorian C. Arnold (ICPP, 2018)

Enabling callback-driven runtime introspection via MPI_T. - Marc-André Hermanns; Nathan T. Hjelm; Michael Knobloch; Kathryn M. Mohror; Martin Schulz 001 (EuroMPI, 2018)

MPI Sessions: Evaluation of an Implementation in Open MPI. - Nathan T. Hjelm; Howard Pritchard; Samuel K. Gutiérrez; Daniel J. Holmes; Ralph Castain; Anthony Skjellum (CLUSTER, 2019)

Give MPI Threading a Fair Chance: A Study of Multithreaded MPI Designs. - Thananon Patinyasakdikul; David Eberius; George Bosilca; Nathan T. Hjelm (CLUSTER, 2019)

The MPI_T events interface: An early evaluation and overview of the interface. - Marc-André Hermanns; Nathan T. Hjelm; Michael Knobloch; Kathryn M. Mohror; Martin Schulz 001 (Parallel Comput., 2019)