[Mauiusers] fairshare in maui

[Gareth.Williams at csiro.au]

> -----Original Message-----
> From: Wayne Hoyenga [mailto:louis at ncsa.uiuc.edu] 
> Sent: Thursday, 22 July 2010 2:48 AM
> To: mauiusers at supercluster.org
> Subject: Re: [Mauiusers] fairshare in maui
> 
> I may be confused by the differences between moab and maui, 
> but isn't "Moab supports arbitrary depth hierarchical 
> fairshare based on a share tree" what Jan is looking for?  
> This is described in 6.3.4 of the moab manual.

Thanks Wayne. I did not know that existed!  It's fantastic in principle but I think usually overkill in practise. It's in moab only though - not maui.  Running 'strings' on a (somewhat old 3.2.6p18) maui binary, I see the parameters for 'regular' fairshare but no FSTREE.

-- Gareth

> 
> ----- Original Message -----
> From: "Gareth Williams" <Gareth.Williams at csiro.au>
> To: svecj at fzu.cz, mauiusers at supercluster.org
> Sent: Tuesday, July 20, 2010 10:21:15 PM
> Subject: Re: [Mauiusers] fairshare in maui
> 
> Hi Jan,
> 
> The short answer is 'no'. The fairshare in maui is not 
> hierarchical.  As Gabe notes, you can use 'accounts' to 
> correspond to projects or experiments, but it's still a flat 
> rather than hierarchical share.  I guess you could readily 
> take a logical hierarchical set of shares and convert them to 
> a flat set for the 'leaves' but you would not get the same 
> sort of fairshare between peer nodes in the hierarchy that 
> you would with a 'proper' hierarchical fairshare model.
> 
> -- Gareth 
> 
> > -----Original Message-----
> > From: Jan Svec [mailto:svecj at fzu.cz] 
> > Sent: Tuesday, 20 July 2010 9:56 PM
> > To: mauiusers at supercluster.org
> > Subject: [Mauiusers] fairshare in maui
> > 
> > Hi,
> > 
> > I have moved from PBSPro to Torque/Maui and now I am a bit 
> > confused with
> > fairshare configuration. In PBSPro, fairshare entities 
> (users, groups,
> > queues) were organized in tree structure. It means that I could do
> > something like this - 50% of resources is dedicated to people from
> > experiment A, 50% is dedcated to people from experiment B. 
> > Experiment A
> > is divided to subgroups AA, BB, CC. AA can use 10% of A, BB 
> > can use 30%
> > of A and CC can use 60% of A. Of course if somebody is not using
> > resources, they are available to other groups.
> > Is there some way, how to achieve this in maui?
> > 
> > Thank You,
> > Jan
> > 
> > -- 
> > Jan Svec
> > FZU AV CR, Prague
> > 
> > 
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