Re: [HTCondor-users] limit the number of CPUS based on memory

[thomas.hartmann@xxxxxxx]

Hi Jose,

maybe the quantize() macro [1] can be useful in your case for 
normalizing mem and cores onto each other.

Cheers,
  Thomas

[1]
https://htcondor.readthedocs.io/en/v8_9_13/misc-concepts/classad-mechanism.html?highlight=quantize#predefined-functions

On 20/04/2021 16.43, jcaballero.hep@xxxxxxxxx wrote:
> Hi,
>
> I guess this is mostly a question about arithmetic with classads :)
>
> So I am wondering if, in order to provide for as many cores as
> possible to run jobs that use 2 GB of mem max, I can do something like
> this:
>
>      SLOT_TYPE_1=cpus=$DETECTED_MEMORY/2048,mem=100%,auto
>
> Question 1: can cpus here be an integer, or must be a percentage?
> Question 2: if it can be an integer, would that be the right expression?
>
> Thanks,
> Jose
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