VecCreateMPI

Creates a parallel vector.

Synopsis

int VecCreateMPI(MPI_Comm comm,int n,int N,Vec *vv)
Collective on MPI_Comm

Input Parameters

comm -the MPI communicator to use
n -local vector length (or PETSC_DECIDE to have calculated if N is given)
N -global vector length (or PETSC_DECIDE to have calculated if n is given)

Output Parameter

vv -the vector

Notes

Use VecDuplicate() or VecDuplicateVecs() to form additional vectors of thesame type as an existing vector.

Keywords

vector, create, MPI

See Also

VecCreateSeq(), VecCreate(), VecDuplicate(), VecDuplicateVecs(), VecCreateGhost(),
VecCreateMPIWithArray(), VecCreateGhostWithArray()

Examples

src/vec/examples/tutorials/ex2f.F
src/vec/examples/tutorials/ex2.c
src/vec/examples/tutorials/ex8.c

Location: src/vec/impls/mpi/pbvec.c
Vector Index
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