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MPI_Send-MPI_Recv_with_Any_Tag

This measurement is just the standard ping-pong test. It only differs in receiving without a specified tag. Here we use the tag MPI_ANY_TAG to determine whether this is more expensive or not.
\epsfig{file=p2p_MPI_Send-MPI_Recv_with_Any_Tag.eps}
  message length
X axis scale logarithmic
Param. refinement automatic x wide adaption
Argument range 1 - 8388608 units (s. below)
Argument stepwidth 1.414214

next up previous contents
Next: MPI_Sendrecv Up: Point-to-point-pattern Previous: MPI_Send-MPI_Recv   Contents
Per Ekman 2002-01-29