Dear Amir,
You should check the processor information in the output firstly and verify
whether nproc is 2, 4 or 8. If it is all right, then make sure that your
paralellization environment is okay. Did you run any other paralellized code on
your machine sucessfully before?
Jiqiang Li
>Dear QE users,
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>Can anyone tell me how to do scf calculations in parallel? I have done an scf
>calculation on one processor and now I want to do it on 2, 4, and 8
>processors. One on processor it took 14 minutes to finish, however, when I run
>it on 2, 4, 8 it takes forever (it really never finishes). I use the following
>command " mpirun -np 4 pw.x -inp INPUT_FILE |tee OUTPUT_FILE ".
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>Any help would be thoroughly appreciated.
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>Best,
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>Amir M. Mofrad
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>University of Missouri
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