[slurm-users] Slurm fair share priority not being applied

[Brian W. Johanson]

Almost there, add in PriorityFlags=FAIR_TREE

If you missed it, check out https://slurm.schedmd.com/fair_tree.html

-b

On 11/30/2017 12:10 PM, Bruno Santos wrote:
> Hi everyone,
>
> I have recently set-up slurm to use priority/multifactor giving fair share the 
> major weight.
>
> Since the queue is up I have submitted about 1500 small jobs and just today 2 
> other users jumped on the queue with their first job. However, it seems that 
> slurm is not taking into account the fair share factor as they still went to 
> the bottom of the queue.
>
> Looking at sprio it looks like the FAIRSHARE is still 0 for all of us. 
> Shouldn't they be getting a much higher for that?
> JOBID     USER   PRIORITY        AGE  FAIRSHARE JOBSIZE  PARTITION        QOS  
>       NICE            TRES
> 7435  bsantos       1770         40          0 731       1000          0      
>      0
> 7436  bsantos       1770         40          0 731       1000          0      
>      0
> 7445 pruperao       1735         15          0 721       1000          0      
>      0
> 7446    fkhan       1706         14          0 692       1000          0      
>      0
>
> And the relevant slurm.conf looks like this:
>
>     # JOB PRIORITY
>     #PriorityFlags=
>     PriorityType=priority/multifactor
>     PriorityDecayHalfLife= 14-0
>     #PriorityCalcPeriod=
>     PriorityFavorSmall= YES
>     PriorityMaxAge= 7-0
>     #PriorityUsageResetPeriod=
>     PriorityWeightAge= 1000
>     PriorityWeightFairshare= 10000
>     PriorityWeightJobSize= 1000
>     PriorityWeightPartition= 1000
>     PriorityWeightQOS=0
>     FairShareDampeningFactor=5
>
> Best,
> Bruno

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