[SunHELP] Re: SunHELP digest, Vol 1 #824 - 16 msgs

[Tim Chong]

Magnus,

As I stated, I CANNOT find ngroup_max anymore in the recently published
Tunable Parameters Manual... So just want to confirm if it's STILL exist in
Solaris 7 & 8?

Tim

On 2/8/01 23:28, sunhelp-request at sunhelp.org <sunhelp-request at sunhelp.org>
wrote:

> Message: 14
> Date: Thu, 8 Feb 2001 16:14:58 +0100
> From: Magnus Abrante <magnus.abrante at sweden.sun.com>
> To: sunhelp at sunhelp.org
> Subject: Re: [SunHELP] Max user per group in Solaris 7 & 8?
> Reply-To: sunhelp at sunhelp.org
> 
> 
>> I read from the latest Solaris FAQ it reads:
>> 
>>> *7.6) How can I have more than 16 groups per user?
>>> 
>>> The number of groups per user can be increased to at most 32:
>>> 
>>> set ngroups_max = 32
>>> 
>>> This setting may give rise to NFS interoperability problems, as typical NFS
>>> servers only support 16 groups when using AUTH_SYS/AUTH_UNIX.
>>> 
>>> The other NFS authentication mechanisms map "netids" to usernames
>>> on the servers and can support more than 16 groups.
>> 
>> But referring to document, 806-4015.pdf, Solaris Tunable Parameters
>> Reference Manual, I can't seem to find that parameter anymore... So what's
>> the story, anyone know?
> 
> There is a kernel tunable called ngroups_max, which can be set to a
> maximum of 32, but as the FAQ tells us it will cause problems with NFS,
> since NFS uses RPC and RPC has a default of 16 groups / user.
> 
> //Magnus Abrante
> /* This is my opinion and not the one of my empolyer */

-- 
Tim Chong <oeyvind at mac.com>
PGP Fingerprint: F8AC CF1E 86CB C42D  F29F B0AB 02B9 D2B1

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