From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Dickson Subject: Re: [PATCH 0/3] nfs-utils: multithreaded mountd fixes Date: Fri, 12 Feb 2010 14:03:46 -0500 Message-ID: <4B75A612.4070501@RedHat.com> References: <20100128211454.29681.24752.stgit@case.americas.sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Cc: linux-nfs@vger.kernel.org To: Ben Myers Return-path: Received: from mx1.redhat.com ([209.132.183.28]:53746 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756926Ab0BLTDt (ORCPT ); Fri, 12 Feb 2010 14:03:49 -0500 In-Reply-To: <20100128211454.29681.24752.stgit-PhfrMOq4MEUPybYDWDrblq0bRtRcJeJQ@public.gmane.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: On 01/28/2010 04:26 PM, Ben Myers wrote: > Hey Steve, > > The following fixes a problem with mountd where you get backed up behind the > rmtab lock. It may have happened that an xflock timed out and stat failed so > the filedescriptor was leaked in mountlist_list and the lock never released. > Skipping the fdatasync has also helped performance-wise. > > Tested very lightly on TOT and more heavily on 1.0.7 where this bug was > discovered. Committed... steved.