Thanks a lot. El jue., 3 de noviembre de 2022 10:22 a. m., Zhang, Hong <[email protected]> escribió:
> PETSc does not support 'ilutp' . Sequential superlu supports it. You can > install petsc with superlu, then use runtime options to activate 'ilutp' , > e.g., > petsc/src/ksp/ksp/tutorials > ./ex2 -ksp_view -pc_type ilu -pc_factor_mat_solver_type superlu -help > |grep superlu > ... > -mat_superlu_replacetinypivot: <FALSE : FALSE> ReplaceTinyPivot (None) > ... > -mat_superlu_ilu_droptol <0.0001 : 0.0001>: ILU_DropTol (None) > -mat_superlu_ilu_filltol <0.01 : 0.01>: ILU_FillTol (None) > -mat_superlu_ilu_fillfactor <10. : 10.>: ILU_FillFactor (None) > -mat_superlu_ilu_droprull <now 9 : formerly 9>: ILU_DropRule (None) > > Hong > ------------------------------ > *From:* petsc-users <[email protected]> on behalf of Ahmed > Mansur <[email protected]> > *Sent:* Thursday, November 3, 2022 8:49 AM > *To:* petsc-users <[email protected]> > *Subject:* [petsc-users] Doubt about PCILU > > Hi, I'm trying to use ILU as GMRES preconditioner (using PCILU), my > question is how use ILU as 'ilutp' type like MATLAB ( ILU factorization > with threshold and pivoting. ) > Thanks. Regards >
