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RE: [Condor-users] The consequences of having ashortPRIORITY_HALFLIFE setting?
- Date: Tue, 14 Dec 2004 17:04:53 -0500
- From: "Ian Chesal" <ICHESAL@xxxxxxxxxx>
- Subject: RE: [Condor-users] The consequences of having ashortPRIORITY_HALFLIFE setting?
> > Can someone from the condor team explain the consequences,
> in terms of
> > effective scheduling, of reducing the PRIORITY_HALFLIFE value to
> > something significantly less than one day? Say maybe one hour? So a
> > user's real priority recovers faster. Really bad idea? Thanks!
> it would mean that a user's past usage becomes less important
> for their current fair-share of resources. it's just a knob
> to control how long their past usage should count against
> their current priority.
> if you don't care about past usage at all, you could set the
> halflife to 1 second. the end result would be that users'
> priorities would very closely follow their current resource
> usage, and as soon as they stopped running jobs, their
> priority would immediately fall back towards 0.5.
> make sense?