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Run one process of ovnisync per node

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Rodrigo Arias 2023-03-23 17:47:30 +01:00 committed by Rodrigo Arias Mallo
parent 0041738578
commit 757a8e9f39
1 changed files with 8 additions and 3 deletions
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11
doc/user/runtime/distributed.md
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@ -7,11 +7,16 @@ measure the time since boot).
To generate a coherent Paraver trace, the offsets of the clocks need to be
provided to the emulator too. To do so, run the `ovnisync` program using MPI on
the same nodes your workload will use. If you are using SLURM, you may want to
use something like:
the same nodes your workload will use.
!!! warning
Run only one MPI process of ovnisync per node.
If you are using SLURM, you may want to use something like:
% srun ./application
% srun ovnisync
% srun --ntasks-per-node=1 ovnisync
!!! warning