MPI_AlltoAll() Function Profile

 

Application: GYRO

 

Simulation: B2-cy

 

Performance Tool: TAU

 

Number of Processors: 16 to 512. (16,32,64,128,256,384,512)

 

Platform: Teragrid at NCSA (Mercury: Itanium Cluster)

 

16:

 

 

32:

 

64:

 

 

128:

 

192:

 

256:

 

384:

 

 

512: