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Slurm Configuration: Running jobs

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caubet_m
2020-12-23 15:45:40 +01:00
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pages/merlin6/03 Job Submission/running-jobs.md
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@ -47,7 +47,7 @@ Before starting using the cluster, please read the following rules:
* Use **``squeue``** for checking jobs status.
* Use **``scancel``** for cancelling/deleting a job from the queue.
{{site.data.alerts.tip}}Use Linux <b><u>man pages</u></b> (i.e. <i>man sbatch</i> for checking the available options for the above commands.
{{site.data.alerts.tip}}Use Linux <b>'man'</b> pages when needed (i.e. <span style="color:orange;">'man sbatch'</span>), mostly for checking the available options for the above commands.
{{site.data.alerts.end}}
## Basic settings
@ -104,6 +104,10 @@ way. This value can never exceed the `MaxTime` of the affected partition. Please
#SBATCH --hint=nomultithread # Don't use extra threads with in-core multi-threading.
```
Consider that, sometimes, depending on your job requirements, you might need also to setup how many `--ntasks-per-core` or `--cpus-per-task` (even other options) in addition to the `--hint` command. Please, contact us in case of doubts.
{{site.data.alerts.tip}} In general, <span style="color:orange;"><b>--hint=[no]multithread</b></span> is a mandatory field. On the other hand, <span style="color:orange;"><b>--ntasks-per-core</b></span> is only needed when
one needs to define how a task should be handled within a core, and this setting will not be generally used on Hybrid MPI/OpenMP jobs where multiple cores are needed for single tasks.
{{site.data.alerts.end}}
### GPU specific settings
@ -146,7 +150,7 @@ the need of specifying the `gpu` resource. In oher words, `--gpus` options are:
```
This setting can use in addition other settings, such like `--gpus-per-node`, in order to accomplish a similar behaviour as with `--gres`.
{{site.data.alerts.tip}}Always check <b>'/etc/slurm/gres.conf'</b> for checking available <i>Types</i> and for details of the NUMA node.
{{site.data.alerts.tip}}Always check <span style="color:orange;"><b>'/etc/slurm/gres.conf'</b></span> for checking available <span style="color:orange;"><i>Types</i></span> and for details of the NUMA node.
{{site.data.alerts.end}}
## Batch script templates