From: "J. Bruce Fields" <bfields@fieldses.org>
To: Steve Dickson <SteveD@RedHat.com>
Cc: Linux NFS Mailing list <linux-nfs@vger.kernel.org>
Subject: Re: [PATCH 0/7 V4] The NFSv4 only mounting daemon.
Date: Wed, 3 Mar 2021 17:17:30 -0500 [thread overview]
Message-ID: <20210303221730.GH3949@fieldses.org> (raw)
In-Reply-To: <d9e766cb-9af8-0c66-efb1-a3d0a291aa48@RedHat.com>
On Wed, Mar 03, 2021 at 05:07:56PM -0500, Steve Dickson wrote:
>
>
> On 3/3/21 4:54 PM, J. Bruce Fields wrote:
> > 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.
> I believe it is more of a functionally thing than a size thing
> WRT to containers.
OK. But if it's not about size, then we can use "rpc.mountd -N2 -N3",
we don't need a separate daemon.
--b.
next prev parent reply other threads:[~2021-03-04 0:30 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-19 20:08 [PATCH 0/7 V4] The NFSv4 only mounting daemon Steve Dickson
2021-02-19 20:08 ` [PATCH 1/7] exportd: the initial shell of the v4 export support Steve Dickson
2021-02-19 20:08 ` [PATCH 2/7] exportd: Moved cache upcalls routines into libexport.a Steve Dickson
2021-02-23 16:13 ` [PATCH] exportd: server-side gid management Daniel Kobras
2021-03-04 21:28 ` Steve Dickson
2021-02-19 20:08 ` [PATCH 3/7] exportd: multiple threads Steve Dickson
2021-02-19 20:08 ` [PATCH 4/7] exportd/exportfs: Add the state-directory-path option Steve Dickson
2021-02-19 20:08 ` [PATCH 5/7] exportd: Enabled junction support Steve Dickson
2021-02-19 20:08 ` [PATCH 6/7] exportd: systemd unit files Steve Dickson
2021-02-19 20:08 ` [PATCH 7/7] exportd: Added config variable to compile in the NFSv4 only server Steve Dickson
2021-02-20 16:33 ` [PATCH 0/7 V4] The NFSv4 only mounting daemon Steve Dickson
2021-02-24 20:30 ` J. Bruce Fields
2021-03-02 22:33 ` Steve Dickson
2021-03-03 15:23 ` J. Bruce Fields
2021-03-03 21:22 ` Steve Dickson
2021-03-03 21:54 ` J. Bruce Fields
2021-03-03 22:07 ` Steve Dickson
2021-03-03 22:17 ` J. Bruce Fields [this message]
2021-03-04 13:57 ` Steve Dickson
2021-03-04 14:06 ` J. Bruce Fields
2021-03-04 16:31 ` Steve Dickson
2021-03-05 14:36 ` J. Bruce Fields
2021-03-05 15:53 ` Chuck Lever
2021-03-04 13:42 ` Steve Dickson
2021-03-04 14:01 ` J. Bruce Fields
2021-03-04 16:47 ` Steve Dickson
2021-03-04 21:31 ` Patrick Goetz
2021-03-04 13:34 ` Steve Dickson
2021-03-04 14:24 ` J. Bruce Fields
2021-03-04 16:20 ` Steve Dickson
2021-02-24 20:49 ` J. Bruce Fields
2021-03-02 22:39 ` Steve Dickson
2021-03-03 18:10 ` Chuck Lever
2021-03-03 21:24 ` Steve Dickson
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