petsc-3.12.5 2020-03-29
MatStashGetInfo
Gets how many values are currently in the matrix stash, i.e. need to be communicated to other processors during the MatAssemblyBegin/End() process
Synopsis
#include "petscmat.h"
PetscErrorCode MatStashGetInfo(Mat mat,PetscInt *nstash,PetscInt *reallocs,PetscInt *bnstash,PetscInt *breallocs)
Not collective
Input Parameter
vec -the vector
Output Parameters
| nstash | - the size of the stash
|
| reallocs | - the number of additional mallocs incurred.
|
| bnstash | - the size of the block stash
|
| breallocs | - the number of additional mallocs incurred.in the block stash
|
See Also
MatAssemblyBegin(), MatAssemblyEnd(), Mat, MatStashSetInitialSize()
Level
advanced
Location
src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages