Comp. MPI_Send and MPI_Ssend

msg. len.	latency	bandwidth	msg. len	latency	bandwidth
[units]	[$\mu$s]	[units/s]	[1024 units]	[$\mu$s]	[1024 units/s]
Min. msg. length			Max. msg. length
Master-Worker MPI_Send-length
0	78.1	0	4096	105408	388586
Master-Worker MPI_Ssend-length
0	90.3	0	4096	105395	388634

• Information for suite `Master-Worker MPI_Send-length'
  • Pattern: Master-Worker varied over message length.
  • default values: 8 nodes, chunks 10, max. / act. time for suite disabled/0.12 min.
  • Max. allowed standard error is 3.00 %.

  	message length
  X axis scale	logarithmic
  Param. refinement	automatic x wide adaption
  Argument range	1 - 4194304 units (s. below)
  Argument stepwidth	1.414214

  • Units: bytes in type: basetype 1 (MPI_INT), send-datatype 20: size 4 Bytes, extent 4 Bytes (user defined basetype 1 (MPI_INT)), receive-datatype 20: size 4 Bytes, extent 4 Bytes (user defined basetype 1 (MPI_INT))

• Information for suite `Master-Worker MPI_Ssend-length'
  • Pattern: Master-Worker varied over message length.
  • default values: 8 nodes, chunks 10, max. / act. time for suite disabled/0.13 min.
  • Max. allowed standard error is 3.00 %.

  	message length
  X axis scale	logarithmic
  Param. refinement	automatic x wide adaption
  Argument range	1 - 4194304 units (s. below)
  Argument stepwidth	1.414214

  • Units: bytes in type: basetype 1 (MPI_INT), send-datatype 20: size 4 Bytes, extent 4 Bytes (user defined basetype 1 (MPI_INT)), receive-datatype 20: size 4 Bytes, extent 4 Bytes (user defined basetype 1 (MPI_INT))