From owner-freebsd-hackers@FreeBSD.ORG  Thu Jul 19 14:56:55 2007
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Date: Thu, 19 Jul 2007 16:33:07 +0200
From: Ruben de Groot <mail25@bzerk.org>
To: Michael Vince <mv@thebeastie.org>
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Cc: freebsd-hackers@freebsd.org, Julian Elischer <julian@elischer.org>,
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Subject: Re: kern.ngroups question
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On Thu, Jul 19, 2007 at 12:19:53PM +1000, Michael Vince typed:
> 
> I just had to deal with this limitation and it was quite annoying to say 
> the least, it appears Samba is somewhat deliberately designed to give 
> you a hard time when you run into this limit, because as soon as you add 
> a user to more than 16 groups it declares the group file unreadable and 
> as a security measure shuts down all shares and authentication which 
> wrecks a network which relies on Samba.
>
> Also as far as I know Solaris and Linux has long gone past this limitation.
 
Linux maybe, but not Solaris:

$ uname -sr
SunOS 5.10
$ grep groups /usr/include/limits.h 
#define NGROUPS_MAX     16      /* max number of groups for a user */

cheers,
Ruben

> Mike
> 
> 
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