MatLMVMDenseSetType

Sets the memory storage type for dense MATLMVM

Synopsis

#include "petscksp.h" 
PetscErrorCode MatLMVMDenseSetType(Mat B, MatLMVMDenseType type)

Input Parameters

• B - the MATLMVM matrix

• type - scale type, see MatLMVMDenseSetType

Options Database Keys

• -mat_lqn_type <reorder,inplace> - set the strategy

• -mat_lbfgs_type <reorder,inplace> - set the strategy

• -mat_ldfp_type <reorder,inplace> - set the strategy

MatLMVMDenseTypes:

• MAT_LMVM_DENSE_REORDER - reorders memory to minimize kernel launch

• MAT_LMVM_DENSE_INPLACE - launches kernel inplace to minimize memory movement

See Also

KSP: Linear System Solvers, MATLMVMDQN, MATLMVMDBFGS, MATLMVMDDFP, MatLMVMDenseType

Level

intermediate

Location

src/ksp/ksp/utils/lmvm/dense/denseqn.c

---

Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages