Alexander Grayver <[email protected]> writes: > Hello, > > I need to have a copy of a vector created on the communicator COMM to > another vector created on the communicator SUBCOMM (which is a subset of > the COMM processes). > Are there any standard functions that can help here? I assume VecScatter > could help, but I am not sure how to use it here?
Where is the information to specify from where you need to get the data? You can always create a dummy sequential vector and VecPlaceArray the SUBCOMM-Vec's array as the destination of the scatter. Any processes not part of SUBCOMM should have an empty destination Vec.
pgpAZwmiaZynM.pgp
Description: PGP signature
