[mpich-discuss] collective read slower than non-collective read

Hi, I run programs in one computer, In my tests here, the MPI_File_read_all have been slower than MPI_File_read, could you send me a simple routine that collective read is faster than non-collective read? _______________________________________________ discuss mailing list [email protected] To manage subscription options or unsubscribe: https://lists.mpich.org/mailman/listinfo/discuss