Packages with the romio use flag

sys-cluster / mpich : A high performance and portable MPI implementation

  • Build the ROMIO MPI-IO component

sys-cluster / openmpi : A high-performance message passing library (MPI)

  • Build the ROMIO MPI-IO component

virtual / mpi : Virtual for Message Passing Interface (MPI) v2.0 implementation

  • Enable romio, a high-performance portable MPI-IO