Dear Hong, thanks for your quick answer.
> Yes, we replace it with superlu's ilu with drop tolerance. > To use it, configure petsc with '--download-superlu --download-parmetis' > Then run your code with option > -pc_type ilu -pc_factor_mat_solver_package superlu -mat_superlu_ilu_droptol<> > > see available options with '-help |grep superlu' Ah, ok. Is there a possibility to hardwire that in the source code? We run different integration tests with different solver/pc combinations with one single executable call (currently without any options). > Suggest to use petsc-dev for such function, because we have fixed > several bugs in superlu interface. Ok, thanks. Will this functionality be available also in the next release (p7) and when is this expected (approximately)? Thanks and best regards Tobias >> we recently switched from 3.0.0-p11 to 3.1-p6 and are now facing a minor >> problem in some of our test cases: We use seqaij matrix format and GMRES >> with ILU dt. >> >> Our code contained a statement using PCFactorSetUseDropTolerance() which >> does not exist any longer. So we renamed the function call to >> PCFactorSetDropTolerance (same signature) which has no online docu but found >> by google ;-) Obviously, this function has not the same functionality as our >> tests fail. >> >> In 3.0.0-p11, the docu of the "Summary of Sparse Linear Solvers Available >> from PETSc" showed a line containing: >> ILU dt: ILU dt seqaij Sparsekit (table survey) >> >> This is not included in the docu of 3.1-p6 >> (http://www.mcs.anl.gov/petsc/petsc-as/documentation/linearsolvertable.html >> ) any more. Does that mean that the ILU dt version is not supported by the >> (default) petsc? I also checked the changelog but did not find anything >> there; sorry if I missed sth. >> >> Any help or infos will be highly appreciated ;-) >> >> Thanks and best regards >> Tobias >>
