<div dir="ltr">Dear all,<div><div>I am trying to compile the 7.3.1 version of Quantum Espresso using the last Nvidia HPC SDK (24.7) on Ubuntu 24.04.</div><div><br></div><div>I am configuring as follows:</div><div><br></div><div>export BLAS_LIBS='-L/opt/nvidia/hpc_sdk/Linux_x86_64/2024/math_libs/lib64 -lcublas -lcublasLt -L/opt/nvidia/hpc_sdk/Linux_x86_64/2024/compilers/lib -lblas -L/opt/nvidia/hpc_sdk/Linux_x86_64/2024/cuda/lib64 -lcudart'<br><br></div><div>export LAPACK_LIBS='-L/opt/nvidia/hpc_sdk/Linux_x86_64/2024/math_libs/lib64 -lcusolver -lcurand -lcublas -lcublasLt -lcusparse -L/opt/nvidia/hpc_sdk/Linux_x86_64/2024/compilers/lib -llapack -L/opt/nvidia/hpc_sdk/Linux_x86_64/2024/cuda/lib64 -lcudart'<br><br></div><div>export SCALAPACK_LIBS='-/opt/nvidia/hpc_sdk/Linux_x86_64/2024/comm_libs/12.5/openmpi4/openmpi-4.1.5/lib -lscalapack -L/opt/nvidia/hpc_sdk/Linux_x86_64/2024/comm_libs/12.5/openmpi4/latest/lib -lmpi -lopen-pal'</div><div><br></div><div>./configure --with-cuda=/opt/nvidia/hpc_sdk/Linux_x86_64/2024/cuda/12.5 --with-cuda-cc=75 --with-cuda-runtime=12.5 --with-cuda-mpi=yes</div><div><br></div><div>In this way, the internal FFTW library is selected. Should I use the FFTW3 library together with cufft? <br></div><div><br></div><div>Can the two libraries work together? Is it normal that the internal FFTW library is used? Or should the cufft library be sufficient?</div><div><br></div><div>Or is it better to use the cufftw library supplied by NVIDIA? </div><div><br></div><div>Can I have some guidance on these aspects?</div><div><br></div><div>Thanks a lot and best regards,</div><div>Mauro Sgroi.</div><div><br clear="all"><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><p lang="zxx" style="margin-bottom:0cm;line-height:100%"><font color="#000000" face="tahoma, sans-serif">___</font><font color="#000000" face="tahoma, sans-serif">____________________</font></p><p lang="zxx" style="margin-bottom:0cm;line-height:100%"><font face="tahoma, sans-serif"><span style="color:rgb(0,0,0)">Dr.
</span><b style="color:rgb(0,0,0)">Mauro Francesco Sgroi</b><br></font></p>
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<font face="tahoma, sans-serif"><font color="#000000"><font>Department
of Chemistry </font></font>
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<font color="#000000" face="tahoma, sans-serif">University
of Turin</font></p>
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<font face="tahoma, sans-serif"><font color="#000000"><font>Web: </font></font></font></p><p lang="zxx" style="margin-bottom:0cm;line-height:100%"><a href="http://www.met.unito.it/" rel="noreferrer" style="color:rgb(17,85,204)" target="_blank">www.met.unito.it</a><br></p><p lang="zxx" style="margin-bottom:0cm;line-height:100%"><a href="http://www.chimica.unito.it" style="font-family:tahoma,sans-serif" target="_blank">www.chimica.unito.it</a><span style="color:rgb(0,0,0);font-family:tahoma,sans-serif"> </span><br></p>
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<font color="#000000"><font><font face="tahoma, sans-serif">Orcid:
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</p><p lang="zxx" style="margin-bottom:0cm;line-height:100%"><font color="#000000"><font>Webex: </font><a href="https://unito.webex.com/webappng/sites/unito/dashboard/pmr/maurofrancesco.sgroi" target="_blank">https://unito.webex.com/webappng/sites/unito/dashboard/pmr/maurofrancesco.sgroi</a> </font></p></div></div></div></div></div></div>