[slurm-users] one job at a time - how to set?

[Rutger Vos]

This seems like the easiest solution, but how would that interact with MPI
jobs? Apologies if these are really basic questions, and thank you very
much for thinking along.

Rutger

On Wed, Apr 29, 2020 at 10:25 PM Doug Meyer <dameyer at raytheon.com> wrote:

> Change node definition in slurm.conf for that one node to 1 CPU.
>
>
>
> *Doug Meyer*
>
>
>
> *From:* slurm-users <slurm-users-bounces at lists.schedmd.com> *On Behalf Of
> *Rutger Vos
> *Sent:* Wednesday, April 29, 2020 1:20 PM
> *To:* Slurm User Community List <slurm-users at lists.schedmd.com>
> *Subject:* [External] Re: [slurm-users] one job at a time - how to set?
>
>
>
> Hi Michael,
>
>
>
> thanks very much for your swift reply. So here we would have to convince
> the users they'd have to specify this when submitting, right? I.e. 'sbatch
> --exclusive myjob.sh', if I understand correctly. Would there be a way to
> simply enforce this, i.e. at the slurm.conf level or something?
>
>
>
> Thanks again!
>
>
>
> Rutger
>
>
>
> On Wed, Apr 29, 2020 at 10:06 PM Renfro, Michael <Renfro at tntech.edu>
> wrote:
>
> That’s a *really* old version, but
> https://slurm.schedmd.com/archive/slurm-15.08.13/sbatch.html indicates
> there’s an exclusive flag you can set.
>
> On Apr 29, 2020, at 1:54 PM, Rutger Vos <rutger.vos at naturalis.nl> wrote:
>
> *.*
>
> Hi,
>
>
>
> for a smallish machine that has been having degraded performance we want
> to implement a policy where only one job (submitted with sbatch) is allowed
> to run and any others submitted after it are supposed to wait in line.
>
>
>
> I assumed this was straightforward but I can't seem to figure it out. Can
> I set that up in slurm.conf or in some other way? Thank you very much for
> your help. BTW we are running slurm 15.08.7 if that is at all relevant.
>
>
>
> Best wishes,
>
>
>
> Dr. Rutger A. Vos
>
> Researcher / Bioinformatician
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> +31717519600 - +31627085806
>
> rutger.vos at naturalis.nl - www.naturalis.nl
>
> Darwinweg 2, 2333 CR Leiden
>
> Postbus 9517, 2300 RA Leiden
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> <https://www.naturalis.nl/lang-leve>
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> --
>
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>
> Met vriendelijke groet,
>
>
>
> Dr. Rutger A. Vos
>
> Researcher / Bioinformatician
>
>
>
>
>
>
>
> +31717519600 - +31627085806
>
> rutger.vos at naturalis.nl - www.naturalis.nl
>
> Darwinweg 2, 2333 CR Leiden
>
> Postbus 9517, 2300 RA Leiden
>
>
>
> <https://www.naturalis.nl/lang-leve>
>
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-- 

Met vriendelijke groet,

Dr. Rutger A. Vos
Researcher / Bioinformatician






+31717519600 - +31627085806
rutger.vos at naturalis.nl - www.naturalis.nl
Darwinweg 2, 2333 CR Leiden
Postbus 9517, 2300 RA Leiden

<https://www.naturalis.nl/over-ons> <https://www.naturalis.nl/lang-leve>
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