[slurm-users] Reset FairShare?
simmsj at lafayette.edu
Mon Jul 27 18:24:12 UTC 2020
Does setting RawUsage=0 for a user affect historical usage information,
used by, e.g., sreport?
On Mon, Jul 27, 2020 at 2:22 PM Paul Edmon <pedmon at cfa.harvard.edu> wrote:
> You want this handy feature in sacctmgr:
> *RawUsage*=<value> This allows an administrator to reset the raw usage
> accrued to an account. The only value currently supported is 0 (zero). This
> is a settable specification only - it cannot be used as a filter to list
> -Paul Edmon-
> On 7/27/2020 2:17 PM, Jason Simms wrote:
> Dear all,
> Apologies for the basic question. I've looked around online for an answer
> to this, and I haven't found anything that has helped accomplish exactly
> what I want. That said, it is also probable that what I am asking isn't a
> best practice, or isn't actually necessary, etc. I'd welcome any advice.
> My question is, how can I reset a user's FairShare number? Specifically,
> I'm asking about the last column displayed by default when typing: sshare -a
> If I want to reset a user's value for that to 1, so that they are back at
> "top priority," I'm unclear how to do that.
> When I type:
> sacctmgr modify user <username> set FairShare=1
> That seems actually to update the RawShares column! I guess this (kind of)
> makes sense, since apparently I can set FairShare=parent, so it's clear
> that command is not used to update the last column (the one titled
> FairShare); so confusing!
> Is the actual FairShare column a calculated value that is immutable? My
> understanding, however, is that it is that value that controls a user's job
> priority. We do have job priority scheduling configured and it *seems* to
> be working as intended, I'm just not sure how to "reset" a given user's
> priority weighting.
> I do have PriorityDecayHalfLife=7 set in slurm.conf, and this does
> decrement the RawUsage column appropriately, but even when that reaches 0,
> the FairShare value doesn't change.
> Warmest regards,
> *Jason L. Simms, Ph.D., M.P.H.*
> Manager of Research and High-Performance Computing
> XSEDE Campus Champion
> Lafayette College
> Information Technology Services
> 710 Sullivan Rd | Easton, PA 18042
> Office: 112 Skillman Library
> p: (610) 330-5632
*Jason L. Simms, Ph.D., M.P.H.*
Manager of Research and High-Performance Computing
XSEDE Campus Champion
Information Technology Services
710 Sullivan Rd | Easton, PA 18042
Office: 112 Skillman Library
p: (610) 330-5632
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