Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964899AbWHWOUH (ORCPT ); Wed, 23 Aug 2006 10:20:07 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964900AbWHWOUH (ORCPT ); Wed, 23 Aug 2006 10:20:07 -0400 Received: from mx1.redhat.com ([66.187.233.31]:24251 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S964899AbWHWOUF (ORCPT ); Wed, 23 Aug 2006 10:20:05 -0400 Message-ID: <44EC6410.3030507@redhat.com> Date: Wed, 23 Aug 2006 10:20:00 -0400 From: Peter Staubach User-Agent: Thunderbird 1.5.0.5 (X11/20060801) MIME-Version: 1.0 To: Robert Szentmihalyi CC: ray-gmail@madrabbit.org, linux-kernel@vger.kernel.org Subject: Re: Group limit for NFS exported file systems References: <20060823091652.235230@gmx.net> <2c0942db0608230355s74af2717g78675ea56b689fc0@mail.gmail.com> <20060823111119.203710@gmx.net> In-Reply-To: <20060823111119.203710@gmx.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1399 Lines: 42 Robert Szentmihalyi wrote: >> On 8/23/06, Robert Szentmihalyi wrote: >> >>> is there a group limit for NFS exported file systems in recent kernels? >>> One if my users cannot access directories that belong to a group he >>> >> actually _is_ a >> >>> member of. That, however, is true only when accessing them over NFS. On >>> >> the local file >> >>> system, everything is fine. UIDs and GIDs are the same on client and >>> >> server, so that >> >>> cannot be the problem. Client and server run Gentoo Linux with kernel >>> >> 2.6.16 on the >> >>> server and 2.6.17 on the client. >>> >> Is he a member of more than 16 groups? >> > > Yes. He is actually a member of 27 groups. > Is the limit of 16 groups still current? I was under the impression that it is a limitation of 2.4 kernels.... > Is there any proper work-around for this? The 16 group limit is defined by the specification for AUTH_SYS for the RPC. It can not be easily changed without affecting interoperability. The use of RPCSEC_GSS and Kerberos can remove this limit. Thanx... ps - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/