From owner-freebsd-stable@FreeBSD.ORG Thu May 27 23:57:13 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EA43C1065673 for ; Thu, 27 May 2010 23:57:13 +0000 (UTC) (envelope-from rmacklem@uoguelph.ca) Received: from esa-annu.mail.uoguelph.ca (esa-annu.mail.uoguelph.ca [131.104.91.36]) by mx1.freebsd.org (Postfix) with ESMTP id A09C28FC14 for ; Thu, 27 May 2010 23:57:13 +0000 (UTC) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AvsEAKuj/kuDaFvJ/2dsb2JhbACeInHAcIUTBA X-IronPort-AV: E=Sophos;i="4.53,314,1272859200"; d="scan'208";a="78617720" Received: from ganges.cs.uoguelph.ca ([131.104.91.201]) by esa-annu-pri.mail.uoguelph.ca with ESMTP; 27 May 2010 19:57:12 -0400 Received: from localhost (localhost.localdomain [127.0.0.1]) by ganges.cs.uoguelph.ca (Postfix) with ESMTP id CD3B8FB8109; Thu, 27 May 2010 19:57:12 -0400 (EDT) X-Virus-Scanned: amavisd-new at ganges.cs.uoguelph.ca Received: from ganges.cs.uoguelph.ca ([127.0.0.1]) by localhost (ganges.cs.uoguelph.ca [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id rj7ijKf56NzS; Thu, 27 May 2010 19:57:12 -0400 (EDT) Received: from muncher.cs.uoguelph.ca (muncher.cs.uoguelph.ca [131.104.91.102]) by ganges.cs.uoguelph.ca (Postfix) with ESMTP id 1D29AFB80DB; Thu, 27 May 2010 19:57:12 -0400 (EDT) Received: from localhost (rmacklem@localhost) by muncher.cs.uoguelph.ca (8.11.7p3+Sun/8.11.6) with ESMTP id o4S0Cmw26392; Thu, 27 May 2010 20:12:48 -0400 (EDT) X-Authentication-Warning: muncher.cs.uoguelph.ca: rmacklem owned process doing -bs Date: Thu, 27 May 2010 20:12:48 -0400 (EDT) From: Rick Macklem X-X-Sender: rmacklem@muncher.cs.uoguelph.ca To: Mark Morley In-Reply-To: <20100526100804.89DAC109C2E2@fraser.cs.uoguelph.ca> Message-ID: References: <20100526100804.89DAC109C2E2@fraser.cs.uoguelph.ca> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-stable@freebsd.org Subject: Re: NFS trouble on 7.3-STABLE i386 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 May 2010 23:57:14 -0000 On Wed, 26 May 2010, Mark Morley wrote: > > Thanks, but unfortunately it didn't work. Rebooted it four hours ago with the patch in place and at the moment I have seven nfsd processes stuck in that state. > > Could it indicate a problem with the underlying disk system? It's an aac0 raid, but it has no errors and the controller indicates all is well, so I doubt it. > Just about anything is possible. All we seem to know at this point is that it is some change that went in between 7.1->7.3. It also doesn't appear to be the only change that was done to the nfs server during this period. Any change applied to the aac driver might be a factor, but?? Is anyone else seeing this problem (nfsd threads stuck in wchan "ufs") on FreeBSD7.3? rick