Installing PnetCDF

Procedure

1. Use PuTTY to log in to the server as the root user.
2. Run the following commands to load the compiler and Open MPI. If the commands have been run, skip this step.

   export PATH=/path/to/GNU/bin:/path/to/OPENMPI/bin:$PATH
   export  LD_LIBRARY_PATH=/path/to/GNU/lib64:/path/to/OPENMPI/lib:$LD_LIBRARY_PATH

3. Run the following command to decompress the PnetCDF installation package:

   tar zxvf pnetcdf-1.11.2.tar.gz

4. Run the following command to go to the directory generated after the decompression:

   cd pnetcdf-1.11.2

5. Run the following command to perform the configuration:

   export MPICC=mpicc
   export MPICXX=mpicxx
   export MPIFC=mpifort
   ./configure --prefix=$PNETCDF CFLAGS="-fPIC -DPIC" CXXFLAGS="-fPIC -DPIC" FCFLAGS="-fPIC" FFLAGS="-fPIC" CC=$MPICC CXX=$MPICXX FC=$MPIFC F77=$MPIFC

6. Run the following commands to perform the compilation and installation:

   make -j 16
   make install

7. Run the following commands to load environment variables:

   export PATH=/path/to/PNETCDF/bin:$PATH
   export LD_LIBRARY_PATH=/path/to/PNETCDF/lib:$LD_LIBRARY_PATH