Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754502AbZFEJcz (ORCPT ); Fri, 5 Jun 2009 05:32:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751557AbZFEJcr (ORCPT ); Fri, 5 Jun 2009 05:32:47 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:46668 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751419AbZFEJcq (ORCPT ); Fri, 5 Jun 2009 05:32:46 -0400 Date: Fri, 5 Jun 2009 05:32:34 -0400 From: Christoph Hellwig To: Mike Dresser Cc: Christoph Hellwig , "Rafael J. Wysocki" , Alex Samad , Linux Kernel Mailing List , Kernel Testers List , Dave Chinner Subject: Re: [Bug #13375] Kernel crash with 2.6.29 + nfs + xfs (radix-tree) Message-ID: <20090605093234.GA30705@infradead.org> References: <20090530231018.GA29992@samad.com.au> <200906012221.38854.rjw@sisk.pl> <4A27DA01.8060105@windsormachine.com> <20090604143406.GA19536@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 779 Lines: 19 On Thu, Jun 04, 2009 at 10:40:01AM -0400, Mike Dresser wrote: > On Thu, 4 Jun 2009, Christoph Hellwig wrote: > >> Can you please also run with CONFIG_XFS_DEBUG enabled so that all >> kinds of asserts might trigger? > > The help for that option says the "code will be HUGE and SLOW" > > How much of a slowdown are we likely talking about? I haven't actually measured it, but it shouldn't be that bad. Mostly it's adding tons of ASSERT statements. The Kconfig help is there to prevent people from enabling it just because they can. -- 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/