@article {, title = {Performance Application Programming Interface for Extreme-Scale Environments (PAPI-EX) (Poster)}, year = {2020}, month = {2020-20}, publisher = {2020 NSF Cyberinfrastructure for Sustained Scientific Innovation (CSSI) Principal Investigator Meeting}, address = {Seattle, WA}, author = {Jack Dongarra and Heike Jagode and Anthony Danalis and Daniel Barry and Vince Weaver} }