Try using the additional option --with-64-bit-blas-indices=1 Satish
On Fri, 20 Oct 2023, Di Miao wrote: > Hi, > > I found that when compiled with '--with-64-bit-indices=1' option, the > following three definitions in petscconf.h will be removed: > > #define PETSC_HAVE_MKL_SPARSE 1 > #define PETSC_HAVE_MKL_SPARSE_OPTIMIZE 1 > #define PETSC_HAVE_MKL_SPARSE_SP2M_FEATURE 1 > > I believe mkl can also use 64-bit indices (libmkl_intel_ilp64). I tried to > add ' --with-mkl_sparse=1 --with-mkl_sparse_optimize=1' into configuration > but does not succeed. > > Would I know if it is possible to use MATSEQAIJMKL matrix type in 64-bit > mode? > > Regards, > Di >