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@@ -37,11 +37,11 @@ This is a quickstart guide of how you can typically use this *LabInstance to dep

- run the MPI hello world program

sudo -u mpi mpirun -n 10 -f /project/hosts /project/mpi_hello_world
> sudo -u mpi mpirun -n 10 -f /project/hosts /project/mpi_hello_world


---
**NOTE**
**NOTE:** copy hello world to all clients

```bash
# scp hello wrold to all clients. sudo -u mpi for auto scp connect. see /home/mpi/.ssh

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