Gatherv

The benchmark for the MPI_Gatherv function. All processes input X bytes. The root process receives X*np bytes, where np is the number of processes. The root of the operation is changed round-robin.

Property

Description

Measured pattern

MPI_Gatherv

MPI data type

MPI_BYTE

Root

i%num_procs in iteration i

Reported timings

Bare time

Reported throughput

None