From owner-freebsd-stable@FreeBSD.ORG Sat Feb 27 07:24:12 2010 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EC956106564A for ; Sat, 27 Feb 2010 07:24:12 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: from kabab.cs.huji.ac.il (kabab.cs.huji.ac.il [132.65.16.84]) by mx1.freebsd.org (Postfix) with ESMTP id 9A4208FC0C for ; Sat, 27 Feb 2010 07:24:12 +0000 (UTC) Received: from pampa.cs.huji.ac.il ([132.65.80.32]) by kabab.cs.huji.ac.il with esmtp id 1NlH22-000AIE-Lx; Sat, 27 Feb 2010 09:24:10 +0200 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: Gerrit =?ISO-8859-1?Q?K=FChn?= In-reply-to: <20100227080928.e49cb82c.gerrit@pmp.uni-hannover.de> References: <4B86F384.3010308@digiware.nl> <2a41acea1002251459v40e8c6ddxd0437decbada4594@mail.gmail.com> <4B8795B1.4020006@digiware.nl> <20100226120339.GB17798@icarus.home.lan> <20100226133138.d47dd080.gerrit@pmp.uni-hannover.de> <20100226134429.041ea6f2.gerrit@pmp.uni-hannover.de> <20100226141754.86ae5a3f.gerrit@pmp.uni-hannover.de> <20100226174021.8feadad9.gerrit@pmp.uni-hannover.de> <20100226224320.8c4259bf.gerrit@pmp.uni-hannover.de> <4B884757.9040001@digiware.nl> <20100227080928.e49cb82c.gerrit@pmp.uni-hannover.de> Comments: In-reply-to Gerrit =?ISO-8859-1?Q?K=FChn?= message dated "Sat, 27 Feb 2010 08:09:28 +0100." Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Sat, 27 Feb 2010 09:24:10 +0200 From: Daniel Braniss Message-ID: Cc: stable@freebsd.org, Willem Jan Withagen , Jeremy Chadwick Subject: Re: mbuf leakage with nfs/zfs? X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 27 Feb 2010 07:24:13 -0000 > On Fri, 26 Feb 2010 23:12:39 +0100 Willem Jan Withagen > wrote about Re: mbuf leakage with nfs/zfs?: > > WJW> > DB> I'll have to do some packet snooping to check if it's TCP or > WJW> > DB> UDP nfs traffic, since some of the clients are Linux ... > > WJW> > I have Linux clients, too. Some use tcp, some udp. > > WJW> I have Linux and FreeBSD clients running. The build system runs on > WJW> Linux. All Linux's are UDP.... > > Another shot in the dark: > After upgrading the server, all my Linux clients hang with "stale nfs > dir/file handle/whatever". I was not able to umount them (not even > forcefully). I had to use either lazy forceful umount (-fl) or reboot. Some > of these clients are still hanging around, because they are physically > hard to access (clean room installs etc.). Maybe these clients still try to > establish connections that eat up the buffers and never come back? I doubt it, but here is another shot: are we all running samba? I'm asking because the lock manager keeps dying and ... cheers, danny PS: I dropped Jack from the CC, I think em is innocent :-)