"Smith, Barry F." <[email protected]> writes: > It is not possible to do this. When communicating parallel to parallel > the communicator for both vectors must be the same communicator.
Note that one can use VecPlaceArray as part of the communication so you don't need a copy to get it on a different subcommunicator. Perhaps that could be made automatic at a future date, after the ongoing VecScatter refactoring has completed.
