Dear Dr. Ibrahim, El-Said We hope you find it informative.
----------------------------------------------------------------------- 64 bit type CPU Environment ( WIEN2k_09 ) Linux OS : openSUSE 11.2 (64 bit type) CPU : intel Core2 Quad Compiler : l_cprof_p_11.1.069_intel64 (Fortran : ifort, C : gcc ) Current settings: O Compiler options: -FR -mp1 -w -prec_div -pc80 -pad -align -DINTEL_VML -traceback -parallel L Linker Flags: $(FOPT) -L/opt/intel/Compiler/11.1/069/mkl/lib/em64t -pthread -i-static P Preprocessor flags '-DParallel' R R_LIB (LAPACK+BLAS): -lmkl_intel_lp64 -lmkl_intel_thread -lmkl_core -liomp5 -lpthread in /root/.bashrc, source /opt/intel/Compiler/11.1/069/bin/ifortvars.sh intel64 source /opt/intel/Compiler/11.1/069/mkl/tools/environment/mklvarsem64t.sh intel64 Or Environment ( WIEN2k_09 ) Linux OS : Debian 5.03 CPU : AMD kernel 2.6.26-1-AMD64 Compiler :(ifort : 11.1.064, icc : 11.1.064) O Compiler options: -FR -mp1 -msse3 -parallel -nowarn -prec-div -pad -align -DINTEL_VML -traceback -ip L Linker Flags: $(FOPT) -L/opt/intel/Compiler/11.1/064/mkl/lib/em64t -liomp5 -lpthread P Preprocessor flags '-DParallel' R R_LIB (LAPACK+BLAS): -lmkl_intel_lp64 -lmkl_intel_thread -lmkl_core -liomp5 -lpthreads in /root/.bashrc, source /opt/intel/Compiler/11.1/064/bin/intel64/ifortvars_intel64.sh source /opt/intel/Compiler/11.1/064/bin/intel64/iccvars_intel64.sh source /opt/intel/Compiler/11.1/064/mkl/tools/environment/mklvarsem64t.sh ----------------------------------------------------------------------- 32 bit type CPU Environment ( WIEN2k_09 ) Linux OS : CentOS 5.3 (32 bit type) CPU : Pentium4 3.2 GHz Compiler : l_cprof_p_11.1.069_ia32 (Fortran : ifort, C : gcc ) Current settings: O Compiler options: -FR -mp1 -w -prec_div -pc80 -pad -align -DINTEL_VML -traceback L Linker Flags: $(FOPT) -L/opt/intel/Compiler/11.1/069/mkl/lib/32 -pthread -i-static P Preprocessor flags '-DParallel' R R_LIB (LAPACK+BLAS): -lmkl_intel –lmkl_sequential –lmkl_core -lpthread in /root/.bashrc, source /opt/intel/Compiler/11.1/069/bin/intel64/ifortvars.sh ia32 source /opt/intel/Compiler/11.1/069/mkl/tools/environment/mklvars.sh ia32 ----------------------------------------------------------------------- Please, reffer /opt/intel/Compiler/11.1/069/Documentation/en_US/mkl ( userguide.pdf, e.g. P49 ) and Quick-Reference Guide to Optiimization with intel compilers version 11. You may need following, in /etc/ld.conf, /usr/lib64 /usr/lib /usr/local/lib /opt/intel/Compiler/11.1/069/mkl/lib/32 /opt/intel/Compiler/11.1/069/lib/ia32 Sincerest regards