Spectrum LSF

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Add possibility to assign cores from the same CCX in AMD CPUs to make use of the same L3 cache.

With a specific 2-core workload we noticed significant performance improvements of about 50% in shorter runtime when both cores reside on the same L3 cache group (CCX) of an AMD EPYC CPU.Therefore it would be very beneficial to be able to have LSF...

11 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...

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

2 VOTE

Spectrum LSF's k8s support

Spectrum LSF used to provide an adapter for k8s as a container orchestration to use with LSF's job scheduling as its add-on function, which is withdrawn now. The customer would like to restore it so they could improve portability/availability and ...

8 months ago in Spectrum LSF / Administration 1 Needs more information

1 VOTE

Ability to reserve GPUs in LSF advanced reservations

It's currently not possible to reserve GPUs in an advanced reservation with LSF, unlike CPUs (slots) and memory. For example, we have some hosts with 120 CPU slots and 8 GPUs. I want to create a reservation that reserves half of a node. I can do t...

4 months ago in Spectrum LSF / Scheduling 0 Future consideration

4 VOTE

IBM PAC enhancements

In Input file selection field of IBM PAC job submission template, the file browser window defaults to a very small size. Could the file browser window automatically maximize? Small window doesn't display long file names completely

over 1 year ago in Spectrum LSF / End User UI/Applicaton Center 2 Future consideration

3 VOTE

Ensure that 'bresize' calls ESUB so that we can do policy enforcement, like limit the increase to no more than X tasks or to keep the job from going over Y tasks

Once we re-certify Session Scheduler, we know that the users will 'game the system'.

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

2 VOTE

Allow to set/modify the same option in multiple esubs

Currently a specific option can only be set or modified once through an esub, even if multiple esub's are run. If an option is set a second time, the error message ... Conflict parameter <PARAMETER_NAME> - Ignored. appears. There are at leas...

9 months ago in Spectrum LSF / Administration 1 Future consideration

2 VOTE

Expand API (or bjobs -o option) to report memory reservation on a per-job basis

Determining per-job memory usage is valuable, but we also need to be able to see, on a per-job basis, how much memory job(s) have reserved at a point in time. Partly we need to be able to compare to the actual memory use to see if they're over-res...

9 months ago in Spectrum LSF / Scheduling 0 Future consideration

1 VOTE

Add a 'bsub -Gl limit_name' option to separate Fairshare Assignment from the Limit also add a default limit pattern to use if ONE_UG_TREE does not find a matching limit

We have many cases, where we have limits for users, but we also want to want to apply a fairshare group for the job to arrive at a base allocation. Unfortunately, with ONE_UG enabled, if the Fairshare Group does not have a corresponding Limit, not...

5 months ago in Spectrum LSF / Administration 0 Future consideration

1 VOTE

Limit Loans to certain User Groups and/or Project tag patterns in Guarantee Pools

We want to enable more loaning of resources, but the various teams are rather territorial. They would loan to some one in either the same user group tree, and/or the same Project by regular expression. Allow Guarantee Pools to support that loan po...

5 months ago in Spectrum LSF / Administration 1 Future consideration

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