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mkl not properly built with conda #151

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t-fransson opened this issue May 11, 2022 · 0 comments
Open

mkl not properly built with conda #151

t-fransson opened this issue May 11, 2022 · 0 comments
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@t-fransson
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t-fransson commented May 11, 2022

It seems like conda is no longer able to properly install mkl-libraries during the build, resulting in error codes such as this:

INTEL MKL ERROR: /home/thomas/Notebook/anaconda/envs/adcc_test/lib/python3.10/site-packages/../.././libmkl_avx2.so.1: undefined symbol: mkl_sparse_optimize_bsr_trsm_i8.
Intel MKL FATAL ERROR: Cannot load libmkl_avx2.so.1 or libmkl_def.so.1.
INTEL MKL ERROR: /home/thomas/Notebook/anaconda/envs/adcc_test/lib/python3.10/site-packages/../.././libmkl_avx2.so.1: undefined symbol: mkl_sparse_optimize_bsr_trsm_i8.
Intel MKL FATAL ERROR: Cannot load libmkl_avx2.so.1 or libmkl_def.so.1.

Explicitly adding the flollowing in a .yml-file:

- libblas==_mkl

...makes the calculations run, but they sometimes have issues with properly converging the correct eigenstates, yielding resulting eigenenergies of very high negative values... This seems to primarily be the case when using small basis sets.

For VeloxChem I think they had similar issues with conda install suddenly not working, and solved this by some additional explicit requirement of mkl-libraries. I guess something like that and new conda builds might be needed? Can others verify that they have similar issues?

@t-fransson t-fransson added the bug Something isn't working label May 11, 2022
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