From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Dickson Subject: Re: [PATCH] Exportfs and rpc.mountd optimalization (revisited) Date: Fri, 20 Feb 2009 10:16:00 -0500 Message-ID: <499EC930.2030408@RedHat.com> References: <499C5861.6050408@RedHat.com> <20090219174118.GA15743@fieldses.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: Linux NFS Mailing list To: "J. Bruce Fields" Return-path: Received: from mx2.redhat.com ([66.187.237.31]:58665 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752440AbZBTPSc (ORCPT ); Fri, 20 Feb 2009 10:18:32 -0500 In-Reply-To: <20090219174118.GA15743@fieldses.org> Sender: linux-nfs-owner@vger.kernel.org List-ID: J. Bruce Fields wrote: > On Wed, Feb 18, 2009 at 01:50:09PM -0500, Steve Dickson wrote: >> Very long time ago Tomas Richter submitted a patch that added >> a export hash table to both exportfs and mountd. Very recently >> I ran across it and actually used some parts in the recent TCP >> wrappers patch... >> >> Looking at the discussion >> http://marc.info/?l=linux-nfs&m=111938362106991&w=2 >> It seem no one took the time to test out the patch.. There >> was even a Red Hat bug opened on it but for some reason >> it got closed... Anyway... >> >> This is a good patch... imho.. It does help with very large exports >> at least in my testing... > > Just out of curiosity--what's your test? Created a couple hundred exports. Then used the 'time' command to see how long 'exportfs -arv' took. Plus I timed how long it took a client mount... I did to this a while ago, but as I remember it was a big win with this patch... steved.