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-   -   Error installing SU2 binaries with mpi support on windows (https://www.cfd-online.com/Forums/su2/233736-error-installing-su2-binaries-mpi-support-windows.html)

Creg February 9, 2021 12:08

Error installing SU2 binaries with mpi support on windows
 
Upon instaling the SU2 binaries with mpi support and installing the required mpi files, I go to run my simulation with mpiexec -n 4 SU2_CFD ...... and 4 instances of SU2 begin in serial.



SU2 works absolutely fine in serial and I have ran a multitude of successful sims in the past this way so I assume theres an error with my mpi installation.


Does anyone have any idea what the problem could be?


Thanks in advance :)

pcg February 9, 2021 14:15

That is usually caused by a mismatch between MPI versions.
Try to use the exact versions mentioned in the documentation.

Creg February 10, 2021 15:11

Thank you for the reply, I have used MS MPI v10.1.2, which is what is stated for SU2 7.1.0 so it should be fine in this respsect I think.



Do you happen to know of any other things that could cause this problem?


Thank you :)

Jim gigi May 31, 2022 09:57

Hello Creg,

I ran into the same problem just like you did, i wonder if you have resolve this problem yet.


Thanks,
best, JIM GIGI


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