[Samba] idmap GID range became full without reason

gregorcy brian.gregorcy at utah.edu
Thu Jun 10 11:30:29 MDT 2010

On 06/10/10 04:52, Andrew Hotlab wrote:
> Every two-three months, all users are unable to access shared folders because the idmap GID range became full!!
> What I noticed is that each time a user mounts a shared folder, his/her GID is incremented, and when it reaches the upper limit, the file log.winbindd-idmap became full of these errors: "nsswitch/idmap_tdb.c:idmap_tdb_allocate_id(470) Fatal Error: GID range full!! (max: 20000)"
> Can anyone kindly suggest me what is causing this behavior, or at least put me in the right direction? Can I activate some debug to obtain more info about this?
> Any help will be greatly appreciated: I convinced the customer to use Mac/BSD/Samba instead of going to Windows because I was confident it would have been a valid alternative, and it's hard to justify these errors… thank you all in advance!!
> Andrew 		 	   		  

> idmap uid = 15000-20000
> idmap gid = 15000-20000

Can you just increase the range?   The setting I am using is:

> idmap uid                       = 500-100000000
> idmap gid                       = 500-100000000

Brian Gregorcy
IT Manager
University of Utah
Department of Chemical Engineering

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