mmphys

MPI2 romio321 library fails when reading >= 2GB per rank

2

# Git commit develop HEAD 135808dcfa767edf988976ae31d2876bb6389f8b # Target Platform University of Edinburgh Extreme Scaling system “Tursa” Each node: 2 x AMD ROME EPYC 32, Nvidia A100 (40GB), 1TB RAM `Linux...

Plus opportunistic doc update