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Fluids

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Topics related to Fluent, CFX, Turbogrid and more.

Error when launching Fluent in parallel mode with Intel MPI on Ubuntu Server

    • fabio.dinatale
      Subscriber

      Hello,

      we are facing the following problem: when we try to launch Anys Fluent in parallel mode using Intel MPI through terminal on an Ubuntu server, i.e. when we launch this command:

      fluent 3d -g -t4 -mpi=intel

      then, the program crashes with the following error message:

      ===================================================================================
      =   BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES
      =   RANK 0 PID 154004 RUNNING AT servername
      =   KILLED BY SIGNAL: 9 (Killed)
      ===================================================================================

      If we switch to openmpi, i.e. we launch the program with the command:

      fluent 3d -g -t4 -mpi=openmpi

      then the program correctly starts.

      Could you please explain us which could be the cause of this behavior?

      Thanks,

      Fabio

    • Rajeshwari Jadhav
      Forum Moderator

      Hi Fabio,

      Reference: 42.4. Starting Parallel Ansys Fluent on a Linux System

      Hope this helps you.

    • fabio.dinatale
      Subscriber

      Thanks Rajeshwari for the suggestion.

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