MPI communication

comm_max(data, comm)

Collective to reduce and return the maximum over scalar data.

comm_neighbors!(data, blocks, runinfo, pattern, comm)

Nonblocking communication with a given pattern. An array of requests is returned.

comm_sum!(data, comm)

Collective to reduce the sum over array data.

comm_sum(data::Float64, comm)

Collective to reduce and return the sum over scalar data.

comm_wait!(requests)

Wait until the communciation requests requests have been fulfilled.

is_comm_pattern(t, tn, k, kn, pattern)

Do period t, tn and contingencies k, kn match the communication pattern?

is_my_work(blk, comm)

Returns a boolean whether the block blk is assigned to this rank.

whoswork(blk, comm)

To which rank is block blk currently assigned to.