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Changes in OpenMPI and added iMPI

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caubet_m 2020-05-22 18:04:16 +02:00
parent 2c1ca8ebf3
commit a7662b6959
2 changed files with 3 additions and 3 deletions
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2
pages/merlin6/05 Software Support/impi.md
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@ -19,7 +19,7 @@ bind tasks in to cores and less customization is needed, while **'mpirun'** and
configuration and should be only used by advanced users. Please, ***always*** adapt your scripts for using **'srun'**
before opening a support ticket. Also, please contact us on any problem when using a module.
{{site.data.alerts.tip}} Always run Intel MPI with the <b>srun</b> command. The only exception is for advanced users.
{{site.data.alerts.tip}} Always run Intel MPI with the <b>srun</b> command. The only exception is for advanced users, however <b>srun</b> is still recommended.
{{site.data.alerts.end}}
When running with **srun**, one should tell Intel MPI to use the PMI libraries provided by Slurm. For PMI-1:

4
pages/merlin6/05 Software Support/openmpi.md
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@ -19,7 +19,7 @@ bind tasks in to cores and less customization is needed, while **'mpirun'** and
configuration and should be only used by advanced users. Please, ***always*** adapt your scripts for using **'srun'**
before opening a support ticket. Also, please contact us on any problem when using a module.
{{site.data.alerts.tip}} Always run OpenMPI with the <b>srun</b> command. The only exception is for advanced users.
{{site.data.alerts.tip}} Always run OpenMPI with the <b>srun</b> command. The only exception is for advanced users, however <b>srun</b> is still recommended.
{{site.data.alerts.end}}
### OpenMPI with UCX
@ -44,7 +44,7 @@ Full example:
```bash
mpirun -np $SLURM_NTASKS -mca pml ucx --mca btl ^vader,tcp,openib,uct -x UCX_NET_DEVICES=mlx5_0:1 -x UCX_LOG_LEVEL=data -x UCX_LOG_FILE=UCX-$SLURM_JOB_ID.log
```bash
```
## Supported OpenMPI versions