From owner-freebsd-questions@FreeBSD.ORG Fri Sep 3 15:57:34 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9C2CC1065874 for ; Fri, 3 Sep 2010 15:57:34 +0000 (UTC) (envelope-from gull@gull.us) Received: from mail-qy0-f182.google.com (mail-qy0-f182.google.com [209.85.216.182]) by mx1.freebsd.org (Postfix) with ESMTP id 6214D8FC21 for ; Fri, 3 Sep 2010 15:57:34 +0000 (UTC) Received: by qyk4 with SMTP id 4so2140364qyk.13 for ; Fri, 03 Sep 2010 08:57:33 -0700 (PDT) MIME-Version: 1.0 Received: by 10.229.80.15 with SMTP id r15mr889974qck.95.1283529453463; Fri, 03 Sep 2010 08:57:33 -0700 (PDT) Received: by 10.229.214.199 with HTTP; Fri, 3 Sep 2010 08:57:33 -0700 (PDT) X-Originating-IP: [69.91.158.135] In-Reply-To: References: Date: Fri, 3 Sep 2010 08:57:33 -0700 Message-ID: From: David Brodbeck To: freebsd-questions@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Subject: Re: Weird Linux - FreeBSD/ZFS NFSv4 interoperability problem X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 Sep 2010 15:57:34 -0000 Thanks, Ivan. I'll pursue it there. If it's not ready for prime time yet, I understand, but I'd also like to help nudge it in that direction. :) On Fri, Sep 3, 2010 at 2:57 AM, Ivan Voras wrote: > On 09/02/10 21:25, David Brodbeck wrote: >> >> While doing some interoperability testing between Linux and FreeBSD, I >> came up with this unusual issue. =A0I could use some help figuring out >> if this is a bug, and if so, where to file it. =A0Here's the scenario: >> >> - FreeBSD 8.1-RELEASE server, sharing a ZFS filesystem via NFSv4. > > I think that this is the beginning of your problems - even the developer = who > is working on NFSv4 says it's too experimental to be used in real world. > >> - Linux client (I've tested with RHEL 5.4 and Debian Lenny) mounting >> said filesystem with NFSv4. >> - A user on the Linux client does a Subversion checkout onto the >> mounted filesystem. >> >> At the end of the checkout, access to the filesystem hangs. =A0nfsd on >> the FreeBSD server and rpciod on the Linux client seem to be in a >> tight loop, and there's lots of network traffic between them. =A0I can >> reproduce this every time. >> >> The problem does not occur if the backing filesystem is UFS instead of >> ZFS, if NFSv3 is used instead of NFSv4, or if the client is FreeBSD >> instead of Linux. > > ... but you may have stumbled on something specific. I recommend you repe= at > this same post (and others you have on the similar topic) on the freebsd-= fs > at freebsd.org mailing list, the developer (Rick Macklem) reads it. > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg" >