Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754641AbYHYUYU (ORCPT ); Mon, 25 Aug 2008 16:24:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753005AbYHYUYJ (ORCPT ); Mon, 25 Aug 2008 16:24:09 -0400 Received: from relay04.mail-hub.dodo.com.au ([123.2.6.239]:44793 "EHLO relay04.mail-hub.dodo.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752131AbYHYUYH (ORCPT ); Mon, 25 Aug 2008 16:24:07 -0400 From: Grant Coady To: Trond Myklebust Cc: Ian Campbell , John Ronciak , Grant Coady , linux-kernel@vger.kernel.org, neilb@suse.de, bfields@fieldses.org, linux-nfs@vger.kernel.org, Jeff Kirsher , Jesse Brandeburg , Bruce Allan , PJ Waskiewicz , John Ronciak , e1000-devel@lists.sourceforge.net Subject: Re: NFS regression? Odd delays and lockups accessing an NFS export. Date: Tue, 26 Aug 2008 06:23:37 +1000 Organization: http://bugsplatter.id.au/ Reply-To: Grant Coady Message-ID: <4156b4tgrrsflla1svmu4jl6j5sme4a715@4ax.com> References: <1219087258.7192.19.camel@localhost> <1219400624.18774.67.camel@zakaz.uk.xensource.com> <1219428489.6919.21.camel@localhost> <1219428818.27921.43.camel@localhost.localdomain> <56a8daef0808221233h68853587n6015ca7d809b17e1@mail.gmail.com> <1219435207.27921.51.camel@localhost.localdomain> <1219440202.9097.14.camel@localhost> <1219441041.27921.57.camel@localhost.localdomain> <1219442213.9097.25.camel@localhost> In-Reply-To: <1219442213.9097.25.camel@localhost> X-Mailer: Forte Agent 2.0/32.652 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1191 Lines: 29 On Fri, 22 Aug 2008 14:56:53 -0700, Trond Myklebust wrote: >On Fri, 2008-08-22 at 22:37 +0100, Ian Campbell wrote: >> I can ssh to the server fine. The same server also serves my NFS home >> directory to the box I'm writing this from and I've not seen any trouble >> with this box at all, it's a 2.6.18-xen box. > >OK... Are you able to reproduce the problem reliably? > >If so, can you provide me with a binary tcpdump or wireshark dump? If >using tcpdump, then please use something like > > tcpdump -w /tmp/dump.out -s 90000 host myserver.foo.bar and port 2049 ^^^^^^^^--> typo? man tcpdump: -s Snarf snaplen bytes of data from each packet rather than the default of 68 (with SunOS's NIT, the minimum is actually 96). 68 bytes is adequate I've reverted the NFS server to 2.6.24.7 -- inconclusive results for me 'cos NFS stalls seem so random. Grant. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/