[slurm-users] Partition Hold/Release

Kevin Broch kbroch at rivosinc.com
Wed Mar 15 15:51:06 UTC 2023


Nicolas,

It looks like for the partition named "test" you still have *PreemptMode=off
?*

On Wed, Mar 15, 2023 at 7:35 AM Wagner, Marcus <wagner at itc.rwth-aachen.de>
wrote:

> Hi Nicolas,
>
>
> sorry to say, but we have no experience with preemption.
>
>
> Best
>
> Marcus
>
>
> Am 14.03.2023 um 22:07 schrieb Nicolas Sonoda:
>
> Hi Marcus,
>
> Thank you very much for the response.
>
> I set the PriorityTier for my partitions and also set
> PreemptType=preempt/partition_prio and PreemptMode=SUSPEND,GANG. But the
> job in the low priority partition does not change it state to SUSPEND. Have
> any idea?
>
> Following are some information:
>
> *slurm.conf:*
>
>
> *PreemptType=preempt/partition_prio PreemptMode=SUSPEND,GANG *
>
> *NodeName=n[24] Sockets=2 CoresPerSocket=24 ThreadsPerCore=1
> RealMemory=185000 State=UNKNOWN *
>
>
> *PartitionName=test Nodes=n[24] Default=NO MaxTime=INFINITE State=UP
> PriorityTier=300 PriorityJobFactor=100 OverSubscribe=FORCE PreemptMode=off
> AllowGroups=teste PartitionName=test2 Nodes=n[24] Default=NO
> MaxTime=INFINITE State=UP PriorityTier=20 PriorityJobFactor=1
> OverSubscribe=FORCE PreemptMode=suspend,gang AllowGroups=teste *
>
> *$ squeue -u vhpc*
> *             JOBID PARTITION     NAME     USER ST       TIME  NODES
> NODELIST(REASON)*
> *             46003      test     test     vhpc PD       0:00      1
> (Resources)*
> *             46002     test2    test2     vhpc  R       0:05      1 n24*
>
> Thank you,
> Nícolas
>
>
>
> ------------------------------
> *De:* slurm-users em nome de Wagner, Marcus
> *Enviadas:* Terça-feira, 14 de Março de 2023 07:25
> *Para:* slurm-users at lists.schedmd.com
> *Assunto:* Re: [slurm-users] Partition Hold/Release
>
> Hi Nicolas,
>
>
> you could use the prioritytier for partitions:
>
>
>        PriorityTier
>               Jobs submitted to a partition with a higher PriorityTier
> value will be evaluated by the scheduler before pending jobs in a partition
> with a lower PriorityTier value.  They  will
>               also  be  considered  for preemption of running jobs in
> partition(s) with lower PriorityTier values if
> PreemptType=preempt/partition_prio.  The value may not exceed 65533.  Also
>               see PriorityJobFactor.
>
>
> Best
>
> Marcus
>
>
> Am 06.03.2023 um 19:33 schrieb Nicolas Sonoda:
>
> Hi!
>
> Can I create a partition with a capacity of hold and release jobs when
> another partition jobs is submited? For example, the partition *one* and
> *two* can hold their jobs when some job of partition *three* is submited,
> and after this job completes the partition *one *and *two* releases their
> jobs again.
>
> Thank you.
> Nícolas
>
>
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