From mboxrd@z Thu Jan 1 00:00:00 1970 From: "J. Bruce Fields" Subject: Re: gfs2/pnfs stall Date: Wed, 12 May 2010 11:45:09 -0400 Message-ID: <20100512154509.GA5226@fieldses.org> References: <20100511201541.GA23321@fieldses.org> <1273662210.2884.29.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-nfs@vger.kernel.org, Olga Kornievskaia To: Steven Whitehouse Return-path: Received: from fieldses.org ([174.143.236.118]:33746 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755954Ab0ELPpK (ORCPT ); Wed, 12 May 2010 11:45:10 -0400 In-Reply-To: <1273662210.2884.29.camel@localhost> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Wed, May 12, 2010 at 12:03:30PM +0100, Steven Whitehouse wrote: > Hi, > > On Tue, 2010-05-11 at 16:15 -0400, J. Bruce Fields wrote: > > Olga ran across the following while running an iozone test (from the > > Windows pnfs client) to a pnfs/gfs2 server built from 2.6.34-rc5-pnfs > > commit 1ea22c6e65028535ecb62a4e00cf706fc6446b77. > > > > Any ideas? > > > It might well be the issue which we've been chasing down recently. Bob > has proposed some patches which I've just pushed into the GFS2 -nmw tree > this morning (and there is one that was pushed in a little while back > too). > > We'd need a set of glock dumps to be certain, but it does look as if it > might be that, OK. Would it be useful for us to get you a glock dump or to test the -nmw tree? (Looks like the latter is available from: git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw.git . I didn't find instructions for the former....) --b.