:orphan:
# MatInodeGetInodeSizes
Returns the inode information of a matrix with inodes 
## Synopsis
```
PetscErrorCode MatInodeGetInodeSizes(Mat A, PetscInt *node_count, PetscInt *sizes[], PetscInt *limit)
```
Not Collective


## Input Parameter

- ***A -*** the Inode matrix or matrix derived from the Inode class -- e.g., `MATSEQAIJ`



## Output Parameters

- ***node_count -*** no of inodes present in the matrix.
- ***sizes      -*** an array of size `node_count`, with the sizes of each inode.
- ***limit      -*** the max size used to generate the inodes.





## Note
It should be called after the matrix is assembled.
The contents of the sizes[] array should not be changed.
`NULL` may be passed for information not needed


## See Also
 [](ch_matrices), `Mat`, `MatGetInfo()`

## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/mat/impls/aij/seq/inode.c.html#MatInodeGetInodeSizes">src/mat/impls/aij/seq/inode.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/mat/impls/aij/seq/inode.c)


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