From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF9C8C43619 for ; Thu, 4 Mar 2021 00:30:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B5D5364EDF for ; Thu, 4 Mar 2021 00:30:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1383820AbhCDA34 (ORCPT ); Wed, 3 Mar 2021 19:29:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47984 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234218AbhCCWHF (ORCPT ); Wed, 3 Mar 2021 17:07:05 -0500 Received: from fieldses.org (fieldses.org [IPv6:2600:3c00:e000:2f7::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 99B0BC061762 for ; Wed, 3 Mar 2021 13:54:16 -0800 (PST) Received: by fieldses.org (Postfix, from userid 2815) id 67EA62501; Wed, 3 Mar 2021 16:54:15 -0500 (EST) DKIM-Filter: OpenDKIM Filter v2.11.0 fieldses.org 67EA62501 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fieldses.org; s=default; t=1614808455; bh=ri7s28idYapONB9zU07hgPQ8M9PhnxzUEcb/M2L7ij4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=RjgaSLkOM69M/24hSLcQ3tzeS62UPSAUgkc7WPpxibHYbPfbaDABsGGMITfLjuD+t 9Gn7Gho99PTP9neWILx7gIU0MZ4iJn/txnCngqYRDetMgUCg3/V4UsHRmn0zQxEIZj 0dkEimcyaj4gdGft+p5d73d7pgqdA0DOhemN5dUk= Date: Wed, 3 Mar 2021 16:54:15 -0500 From: "J. Bruce Fields" To: Steve Dickson Cc: Linux NFS Mailing list Subject: Re: [PATCH 0/7 V4] The NFSv4 only mounting daemon. Message-ID: <20210303215415.GE3949@fieldses.org> References: <20210219200815.792667-1-steved@redhat.com> <20210224203053.GF11591@fieldses.org> <1553fb2d-9b8e-f8eb-8c72-edcd14a2ad08@RedHat.com> <20210303152342.GA1282@fieldses.org> <376b6b0a-5679-4692-cfdb-b8c7919393a5@RedHat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <376b6b0a-5679-4692-cfdb-b8c7919393a5@RedHat.com> User-Agent: Mutt/1.5.21 (2010-09-15) Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org On Wed, Mar 03, 2021 at 04:22:28PM -0500, Steve Dickson wrote: > Hey! > > On 3/3/21 10:23 AM, J. Bruce Fields wrote: > > On Tue, Mar 02, 2021 at 05:33:23PM -0500, Steve Dickson wrote: > >> > >> > >> On 2/24/21 3:30 PM, J. Bruce Fields wrote: > >>> On Fri, Feb 19, 2021 at 03:08:08PM -0500, Steve Dickson wrote: > >>>> nfsv4.exportd is a daemon that will listen for only v4 mount upcalls. > >>>> The idea is to allow distros to build a v4 only package > >>>> which will have a much smaller footprint than the > >>>> entire nfs-utils package. > >>>> > >>>> exportd uses no RPC code, which means none of the > >>>> code or arguments that deal with v3 was ported, > >>>> this again, makes the footprint much smaller. > >>> > >>> How much smaller? > >> Will a bit smaller... but a number of daemons like nfsd[cld,clddb,cldnts] > >> need to also come a long. > > > > Could we get some numbers? > > > > Looks like nfs-utils in F33 is about 1.2M: > > > > $ rpm -qi nfs-utils|grep ^Size > > Size : 1243512 > > > > $ strip utils/mountd/mountd > > $ ls -lh utils/mountd/mountd > > -rwxrwxr-x. 1 bfields bfields 128K Mar 3 10:12 utils/mountd/mountd > > $ strip utils/exportd/exportd > > $ ls -lh utils/exportd/exportd > > -rwxrwxr-x. 1 bfields bfields 106K Mar 3 10:12 utils/exportd/exportd > > > > So replacing mountd by exportd saves us about 20K out of 1.2M. Is it > > worth it? > In smaller foot print I guess I meant no v3 daemons, esp rpcbind. The rpcbind rpm is 120K installed, so if the new v4-only rpm has no dependency on rpcbind then we save 120K. So, for stuff needed in both v4-only and full cases, would we package that in a common rpm that they both depend on? --b.