[PATCH] Check if the idmap_hash range is big enough

Andreas Schneider asn at samba.org
Mon Feb 20 12:40:06 UTC 2017


On Monday, 20 February 2017 11:51:15 CET Andreas Schneider wrote:
> On Friday, 17 February 2017 18:44:34 CET Michael Adam wrote:
> > > -	idmap config * : range = 1000-4000000000
> > > +	idmap config * : range = 100000-4000000000
> > 
> > If you want to catch as much as possible of a domain
> > that gets hashed to 0, then the lower bound needs to
> > be as low as possible, hence the 1000. But then,
> > the first 1000 rids in a domain will be used as well,
> > and hence why not skip this first range entirely
> > and start at 500000 ? ;-)
> 
> Ok, lets start there. I think we should suggest 525000 that is big enough
> and easy to deal with for our users.
> 
> > So:
> > 
> > - the idmap hash module, when used for "idmap config *",
> > 
> >   ideally should have the full range of
> >   0 - 2147483648 which is not quite possible (at the low
> >   end at least)...
> 
> The best is to start with 500000. 1000 is normally the start for local
> users.
> 
> 
> See attached patchset.
> 
> 
> 	Andreas

Ups, somthing wrong while creating patches. Here is the latest version.


	Andreas

-- 
Andreas Schneider                   GPG-ID: CC014E3D
Samba Team                             asn at samba.org
www.samba.org
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