From: Ian Campbell Subject: Re: NFS regression? Odd delays and lockups accessing an NFS export. Date: Tue, 16 Sep 2008 16:03:32 +0100 Message-ID: <1221577412.28572.60.camel@zakaz.uk.xensource.com> References: <48B2D7F8.5020206@opengridcomputing.com> <20080826192711.GJ4380@fieldses.org> <48B567F5.2090605@opengridcomputing.com> <1220111261.31172.14.camel@localhost.localdomain> <20080831193037.GB14876@fieldses.org> <1220211842.31172.18.camel@localhost.localdomain> <48BAF643.4070808@opengridcomputing.com> <1220217505.31172.26.camel@localhost.localdomain> <48BC2466.2070806@opengridcomputing.com> <1221036015.24993.27.camel@zakaz.uk.xensource.com> <20080912224323.GN22126@fieldses.org> <48CAF80A.4010109@opengridcomputing.com> <1221296243.2534.7.camel@localhost.localdomain> <1221544139.2534.18.camel@localhost.localdomain> <48CF9AC3.6060801@opengridcomputing.com> Mime-Version: 1.0 Content-Type: text/plain Cc: "J. Bruce Fields" , Trond Myklebust , Grant Coady , linux-kernel@vger.kernel.org, neilb@suse.de, linux-nfs@vger.kernel.org To: Tom Tucker Return-path: In-Reply-To: <48CF9AC3.6060801@opengridcomputing.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: On Tue, 2008-09-16 at 06:38 -0500, Tom Tucker wrote: > Iain: I'm actually Ian. (I don't actually mind that much, the other way round is probably much more annoying for people called Iain). > I'm assuming you'll do this in advance of any patch from me? I was going to grind through it unless/until you sent a patch. > I was simply going to add printk to the various shutdown paths and see if we > could get some finer grained debug output since the generic transport > debug output was too verbose. > > Let me know and I'll help if I can, You mean logging on the client or server side? I'm currently bisecting client. I'm happy to add some extra prints there if you point me in the direction of the code paths of interest. Ian. -- Ian Campbell Current Noise: Anathema - Leave No Trace I haven't lost my mind; I know exactly where I left it.