DirectSolverPlanConfig#

class nvmath.sparse.advanced.DirectSolverPlanConfig(solver)[source]#

An interface to configure nvmath.sparse.advanced.DirectSolver.plan(). The current configuration can also be queried.

Methods

__init__(solver)[source]#: ctor for internal use only.

Attributes

host_nthreads#: Query or set the number of host threads. See the cuDSS documentation for more information.

matching_algorithm#: Query or set the matching algorithm used. See nvmath.bindings.cudss.AlgType and the cuDSS documentation for more information.

max_nnz#: Query or set the maximum limit for non-zero factors in the LU decomposition. See the cuDSS documentation for more information.

nd_min_levels#: Query or set the minimum number of levels for the nested dissection reordering. See the cuDSS documentation for more information.

pivot_threshold#: Query or set the pivot threshold. See the cuDSS documentation for more information.

pivot_type#: Query or set the type of pivoting. See nvmath.bindings.cudss.PivotType and the cuDSS documentation for more information.

reordering_algorithm#: Query or set the reordering algorithm used. See nvmath.bindings.cudss.AlgType and the cuDSS documentation for more information.

use_matching#: Query or set the option to enable or disable matching. See the cuDSS documentation for more information.

use_superpanels#: Query or set the option to enable or disable superpanel optimization. See the cuDSS documentation for more information.