From: Kasparek Tomas Subject: Re: [PATCH 0/3] NFS regression in 2.6.26?, "task blocked for more than 120 seconds" Date: Tue, 13 Jan 2009 16:22:01 +0100 Message-ID: <20090113152201.GD47559@fit.vutbr.cz> References: <1229284201.6463.98.camel@heimdal.trondhjem.org> <20081216120547.GS47559@fit.vutbr.cz> <1230071647.17701.27.camel@heimdal.trondhjem.org> <20090109145638.GC47559@fit.vutbr.cz> <1231523966.7179.67.camel@heimdal.trondhjem.org> <20090110102458.GG47559@fit.vutbr.cz> <1231603200.29646.5.camel@heimdal.trondhjem.org> <20090112090404.GL47559@fit.vutbr.cz> <1231782009.7322.12.camel@heimdal.trondhjem.org> <1231809446.7322.17.camel@heimdal.trondhjem.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-nfs@vger.kernel.org To: Trond Myklebust Return-path: Received: from kazi.fit.vutbr.cz ([147.229.8.12]:58156 "EHLO kazi.fit.vutbr.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752356AbZAMPWG (ORCPT ); Tue, 13 Jan 2009 10:22:06 -0500 In-Reply-To: <1231809446.7322.17.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Mon, Jan 12, 2009 at 08:17:26PM -0500, Trond Myklebust wrote: > On Mon, 2009-01-12 at 12:40 -0500, Trond Myklebust wrote: > > On Mon, 2009-01-12 at 10:04 +0100, Kasparek Tomas wrote: > > > Ok, I find that allready. With static mount the behaviour is the same as > > > with amd - no new connection is created and the client waits forever (~ > > > tens of hours at least). > > > > OK. I now appear to be able to reproduce this problem. I should have a > > fix ready soon. > > The attached 2 patches have been tested using a server that was rigged > not to ever close the socket. They appear to work fine on my setup, > without the hang that you reported earlier. after 8hours it seems it works both with static mount and with amd. I will let you know the state after few more days again. Thank you very much for your help. -- Tomas Kasparek, PhD student E-mail: kasparek@fit.vutbr.cz CVT FIT VUT Brno, L127 Web: http://www.fit.vutbr.cz/~kasparek Bozetechova 1, 612 66 Fax: +420 54114-1270 Brno, Czech Republic Phone: +420 54114-1220 jabber: tomas.kasparek-2ASvDZBniIelVyrhU4qvOw@public.gmane.org GPG: 2F1E 1AAF FD3B CFA3 1537 63BD DCBE 18FF A035 53BC