param_file.petsc

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-pc_type lu  
-pc_factor_mat_solver_type mumps  
#-ksp_monitor
 
-snes_atol 1e-8
-snes_rtol 1e-8
-snes_stol 0
-snes_dtol 0
-snes_max_linear_solve_fail 0
#-snes_converged_reason
-snes_linesearch_type l2
-snes_linesearch_max_it 1
#-snes_linesearch_minlambda 0.01
 
#-snes_linesearch_monitor 
-snes_max_it 30
-ts_max_steps 2147483647 # (2^31 - 1)
 
-ts_max_time 2
-ts_exact_final_time matchstep
-ts_dt 0.05
-ts_max_snes_failures -1
-ts_error_if_step_fails true
-ts_adapt_type none
 
-ts_monitor
-ts_adapt_monitor
 
-ts_type theta
-ts_theta_initial_guess_extrapolate 1
-ts_theta_theta 1
 
-ksp_type fgmres
-ksp_rtol 1e-10
-ksp_atol 1e-10
 
#-pc_type fieldsplit 
-pc_fieldsplit_type schur
 
-fieldsplit_0_ksp_type gmres
-fieldsplit_0_pc_type lu 
-fieldsplit_0_pc_factor_mat_solver_type mumps
 
-fieldsplit_1_ksp_type preonly
-fieldsplit_1_pc_type lu 
-fieldsplit_1_pc_factor_mat_solver_type mumps
 
#-fieldsplit_1_fieldsplit_0_ksp_monitor 
#-fieldsplit_1_fieldsplit_1_ksp_monitor 
 
-mat_mumps_icntl_20 0
-mat_mumps_icntl_14 800 
-mat_mumps_icntl_24 1 
-mat_mumps_icntl_13 1
-fieldsplit_0_mat_mumps_icntl_14 800 
-fieldsplit_0_mat_mumps_icntl_24 1 
-fieldsplit_0_mat_mumps_icntl_13 1
-fieldsplit_0_mat_mumps_icntl_20 0
-fieldsplit_1_mat_mumps_icntl_14 800 
-fieldsplit_1_mat_mumps_icntl_24 1 
-fieldsplit_1_mat_mumps_icntl_13 1
-fieldsplit_1_mat_mumps_icntl_20 0
 
-fieldsplit_0_ksp_reuse_preconditioner 0
-fieldsplit_1_ksp_reuse_preconditioner 0