Re: [deal.II] Re: Shared Memory Parallel Linear Solver

2020-02-26 Thread Bruno Turcksin
Paras, Le mer. 26 févr. 2020 à 12:27, Paras Kumar a écrit : > For the vectors (solution & rhs), the idea was to copy the values from the > dealii::Vector to dealii::LinearAlgebra::EpetraWrappers::Vector. As an > intermediate step I first copy the dealii::Vector to >

[deal.II] Re: Shared Memory Parallel Linear Solver

2020-02-26 Thread Paras Kumar
Dear Bruno, Thank you for your response. On Friday, February 14, 2020 at 2:34:41 PM UTC+1, Bruno Turcksin wrote: > > Paras, > > You could try to use SuperLU_MT (see > https://portal.nersc.gov/project/sparse/superlu/) but we don't have > wrapper for it. The Krylov solver in deal.II are

[deal.II] Re: Shared Memory Parallel Linear Solver

2020-02-14 Thread Bruno Turcksin
Paras, You could try to use SuperLU_MT (see https://portal.nersc.gov/project/sparse/superlu/) but we don't have wrapper for it. The Krylov solver in deal.II are multithreaded but the preconditioners are not. What you can try is to use deal.II solvers and STRUMPACK