Comp. MPI_Send and MPI_Isend

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	343	0	8192	197191	415435
Master-Worker MPI_Isend-length
0	367.4	0	8192	200252	409084

• Information for suite `Master-Worker MPI_Send-length'
  • Pattern: Master-Worker varied over message length.
  • default values: 16 nodes, chunks 10, max. / act. time for suite disabled/0.52 min.
  • Max. allowed standard error is 3.00 %.

  	message length
  X axis scale	logarithmic
  Param. refinement	automatic x wide adaption
  Argument range	1 - 8388608 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_Isend-length'
  • Pattern: Master-Worker varied over message length.
  • default values: 16 nodes, chunks 10, max. / act. time for suite disabled/0.26 min.
  • Max. allowed standard error is 3.00 %.

  	message length
  X axis scale	logarithmic
  Param. refinement	automatic x wide adaption
  Argument range	1 - 8388608 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))