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Comp. MPI_Alltoall-long and MPI_Alltoallv-long

\epsfig{file=col_MPI_Alltoall-nodes-long.comp070.eps}
msg. len. latency bandwidth msg. len latency bandwidth
[1024 units] [$\mu$s] [1024 units/s] [1024 units] [$\mu$s] [1024 units/s]
Min. msg. length Max. msg. length
(other params also min.) (other params also max.)
Collective MPI_Alltoall-nodes-long
64 46824 2733.64 64 782515 4580.11
Collective MPI_Alltoallv-nodes-long
64 46867.3 2731.12 64 672340 5330.64

next up previous contents
Next: Comp. MPI_Alltoall-short and MPI_Alltoallv-short Up: Comparisons Previous: Comp. MPI_Alltoall-length and MPI_Alltoallv-length   Contents
Per Ekman 2002-01-29