From: Tom Tucker Subject: Re: NFS regression? Odd delays and lockups accessing an NFS export. Date: Tue, 16 Sep 2008 10:58:59 -0500 Message-ID: <48CFD7C3.5080207@opengridcomputing.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> <1221577412.28572.60.camel@zakaz.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Cc: "J. Bruce Fields" , Trond Myklebust , Grant Coady , linux-kernel@vger.kernel.org, neilb@suse.de, linux-nfs@vger.kernel.org To: Ian Campbell Return-path: Received: from smtp.opengridcomputing.com ([209.198.142.2]:51363 "EHLO smtp.opengridcomputing.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751705AbYIPP7A (ORCPT ); Tue, 16 Sep 2008 11:59:00 -0400 In-Reply-To: <1221577412.28572.60.camel-o4Be2W7LfRlXesXXhkcM7miJhflN2719@public.gmane.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: Ian Campbell wrote: > 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). > Oops, sorry Ian. >> 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. > Ah. Ok. I'll send you a patch for the server. > Ian.