Now, the compilation can begin. The VASP build system is straightforward.
VASP (Vienna Ab initio Simulation Package) is a fortress of condensed matter physics. Version 5.4.4, while not the latest, represents a mature, widely-validated standard. Installing it correctly is a rite of passage for many computational scientists. Unlike user-friendly Python packages ( pip install ), VASP requires a deep interaction with your HPC environment: compilers, math libraries (BLAS, LAPACK, ScaLAPACK), and MPI.
Edit makefile.include with a text editor (e.g., vi or nano ). Adjust the paths to match your system environment. vasp 5.4.4 installation
FFLAGS = -assume byterecl -O2 -xHost -ip -no-prec-div -no-prec-sqrt -ftz -align all FCLFLAGS = -O2 -xHost -ip -no-prec-div -no-prec-sqrt -ftz -align all
| Error message | Likely cause | Solution | |--------------------------------------------|----------------------------------|---------------------------------------------| | mpiifort: command not found | Intel MPI not loaded | module load intelmpi | | cannot find -lmkl_intel_lp64 | MKL not found or wrong path | Check MKLROOT and MKL version | | error #7002: error in opening file | FFTW headers missing | Ensure FFTW was built with --enable-mpi | | undefined reference to mpi_abort | Wrong MPI wrapper used | Use mpiifort , not ifort | | forrtl: severe (174): SIGSEGV | Stack limit too small | ulimit -s unlimited before running | | OpenMP thread affinity warning | Conflicting OMP bindings | export OMP_PROC_BIND=spread` | Now, the compilation can begin
Clean: make clean
: Fortran and C compilers (e.g., Intel ifort / icc or GNU gfortran / gcc ). Version 5
module purge module load intel/2022.1.2 module load impi/2021.5.0 module load mkl/2022.0.2
Adjust the version numbers based on what is available on your system.
High‑level steps