Scheduling

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allow to limit cpu usage to the number of slots requested

Hello,, currently, when a user submit a job, there's no way in LSF to limit the cpu consumption. recently, we discover that it's possible to limit cpu usage OS side using cgroup, by putting a value in the 'cpu.cfs_quota_us' file of the '/sys/fs/...

5 months ago in Spectrum LSF / Scheduling 0 Future consideration

6 VOTE

job select statement improvement

I have hosts with exclusive resources and some with a dynamic resource. A few hosts have two exclusive resources. The job submit: $ bsub -R 'select[ defined(res1) || (defined(res2) && dynamic_pool==loaner_host)]' I would expect this job to...

10 months ago in Spectrum LSF / Scheduling 2 Future consideration

3 VOTE

LSF connector error while configuring K8s

kubectl create -f $LSF_BINDIR/../../misc/kubernetes/parallelJob-v1alpha1.yaml > /tmp/IBM/parallelJob-v1alpha1.yaml.log error: resource mapping not found for name: "paralleljobs.ibm.com" namespace: "" from "/home/shared/lsfhome/10.1/linux3.10-...

6 months ago in Spectrum LSF / Scheduling 1 Future consideration

2 VOTE

bjobs -o reserved_mem or bhosts -o reserved_mem

To see how much memory is reserved on a host, we need to parse the bhosts -l <hostname> command, and it doesn't give us info about which job is reserving how much memory. I'd either like to see one of the following: bhosts -o 'jobid reserved...

5 months ago in Spectrum LSF / Scheduling 1 Future consideration

3 VOTE

When submitting a job to a CGROUPv2 Compatible System Modify cpu.shares based upon the task count requested by the job

LSF would support CGROUPv2 better, if it adjusted the number of CPU shares for a job based upon the number of cpus/tasks requested by the job.

over 1 year ago in Spectrum LSF / Scheduling 2 Future consideration

1 VOTE

LSF does not allow jobs to moved from low to high/medium priority queues if there are limits set on medium/high priority queues

We have a setup as follows 1) High queue limit 3 2) Medium Queue limit 4 3) Low queue no limit and the default queue for usrs to submit jobs 4) Very low queue, will be used to use licenses effectively When a user submits 6 jobs for example in high...

7 months ago in Spectrum LSF / Scheduling 1 Future consideration

3 VOTE

GPU Guaranteed Resource Reservation

Currently Guaranteed Resource Pools in LSF can fulfill SLAs based on slots, memory, licenses, or packages (slots + memory). With more demand for GPU resources in a cluster, it would be beneficial to add GPU resources to a Guaranteed Resource Pool....

almost 2 years ago in Spectrum LSF / Scheduling 1 Future consideration

1 VOTE

Multi-cluster pre-exec failure should kill job from source cluster

These documents make it look like this issue is addressed, but they are not functioning as they should. https://www.ibm.com/docs/en/spectrum-lsf/10.1.0?topic=lsbparams-remote-max-preexec-retry https://www.ibm.com/docs/en/spectrum-lsf/10.1.0?topic=...

7 months ago in Spectrum LSF / Scheduling 0 Future consideration

2 VOTE

Reporting both host-based pending reason and main pending reason

"LSF does not support reporting both host-based pending reason and main pending reason (about license)." Let me provide a portion of the bsub statement from our case to exemplify the customer's dilemma. bsub -R "rusage[mem=3000.00:duration=1m,md_r...

about 1 year ago in Spectrum LSF / Scheduling 0 Future consideration

1 VOTE

Preemption support for MIG GPU jobs

We would like that preemption will be supported also for MIG jobs(A100 dgx mig devices). Currently the preemption is not working for this type of jobs. Example scenatiois: kill two or more jobs and reconfigure mig to have the new job run. We need ...

10 months ago in Spectrum LSF / Scheduling 2 Future consideration

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