Re: [OMPI users] MPI_Reduce related questions

2016-11-10 Thread MM
On 27 October 2016 at 18:35, MM wrote: > Hello, > > Given mpi nodes 0 N-1, 0 being root, master node. > and trying to determine the maximum value of a function over a large > range of values of its parameters, > > What are the differences between, if any: > > 1. At node i: > evaluate f fo

[OMPI users] MPI_Reduce related questions

2016-10-27 Thread MM
Hello, Given mpi nodes 0 N-1, 0 being root, master node. and trying to determine the maximum value of a function over a large range of values of its parameters, What are the differences between if any: 1. At node i: evaluate f for each of the values assigned to i of the parameters space