[slurm-users] Fair share per partition
pedmon at cfa.harvard.edu
Thu Sep 17 13:34:28 UTC 2020
So the way we handle it is that we give a blanket fairshare to everyone
but then dial in our TRES charge back on a per partition basis based on
hardware. Our fairshare doc has a fuller explanation:
On 9/17/2020 9:30 AM, Mark Dixon wrote:
> Hi all,
> Clusters sometimes have a couple of different types of hardware, e.g.
> lots of standard plus small amounts of highmem - with a partition per
> Sometimes one partition, e.g. "standard", is much busier than e.g.
> In a fair share set up with multiple accounts and multiple users per
> account, a single user making heavy use of an otherwise idle partition
> can negatively effect their account's priority on the busy partition.
> So having fair share per partition can be useful.
> I imagine I can handle this by, for each group of users I'd normally
> create a single account for, creating a duplicate "highmem" account. I
> could then use a job_submit script to change the job's account to its
> buddy "highmem" account when it sees jobs submitted to the himem
> But this is a bit of a faff for reporting and managing users,
> particularly as I've not figured out how to define a group of users in
> one place (say, a unix group) that I can then use multiple times.
> Is there a better way, please?
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