Commit b32b401f authored by Janko's avatar Janko
Browse files

Updated Readme.md

parent 33eeb0f4
......@@ -88,9 +88,12 @@ Each problem needs a `GPUconfig.dat`. A sample is available at `Alya/Thirdpartie
```
- To use the GPU, you have to replace `GMRES` with `GGMR` and `DEFLATED_CG` with `GDECG`, both in `cavity1_hexa.nsi.dat`
- Edit the job script to submit the calculation to the batch system. `job.sh`:Modify the path where you have your Alya.x (compiled with MPI options)
`sbatch job.sh`
Alternatively execute directly: `OMP_NUM_THREADS=4 mpirun -np 16 Alya.x cavity1_hexa`
- Edit the job script to submit the calculation to the batch system.
```shell
job.sh :Modify the path where you have your Alya.x (compiled with MPI options)
sbatch job.sh
```
Alternatively execute directly: `OMP_NUM_THREADS=4 mpirun -np 16 Alya.x cavity1_hexa`
Runtime on 16-core Xeon E5-2630 v3 @ 2.40GHz with 2 NVIDIA K80: ~1:30 min
Runtime on 16-core Xeon E5-2630 v3 @ 2.40GHz no GPU: ~2:00 min
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