Message-ID: <1330912576.9157.53.camel@serendib>
Subject: Re: "Using NFS over UDP on high-speed links such as Gigabit can
 cause silent data corruption."
From: Harshula <harshula@redhat.com>
To: Jeff Layton <jlayton@redhat.com>
Cc: Steve Dickson <SteveD@redhat.com>, NeilBrown <neilb@suse.de>,
        linux-nfs@vger.kernel.org
Date: Mon, 05 Mar 2012 12:56:16 +1100
In-Reply-To: <20120228074121.3cedb321@tlielax.poochiereds.net>
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On Tue, 2012-02-28 at 07:41 -0500, Jeff Layton wrote:
> On Tue, 28 Feb 2012 23:32:26 +1100
> Harshula <harshula@redhat.com> wrote:
> 
> > On Tue, 2012-02-28 at 06:52 -0500, Jeff Layton wrote:
> > > On Tue, 28 Feb 2012 16:22:01 +1100
> > > Harshula <harshula@redhat.com> wrote:
> > > 
> > > > Hi Steve,
> > > > 
> > > > The following openSUSE nfs-utils patch, warn-nfs-udp.patch, is not
> > > > included upstream:
> > > > 
> > > > https://build.opensuse.org/package/view_file?file=warn-nfs-udp.patch&package=nfs-utils&project=openSUSE%3AFactory&rev=8e3e60c70e8270cd4afa036e13f6b2bb
> > > > 
> > > > Please consider including it.
> > > > 
> > > > Thanks,
> > > > #
> > > > 
> > > 
> > > I think that patch looks reasonable and clearly documenting the
> > > problems with UDP is a wonderful thing.
> > > 
> > > It may be best to send it formally to steved and the list as a real
> > > [PATCH] with a real description and SoB line.
> > 
> > I do not know who authored the above patch, hopefully someone will come
> > out and claim it now that it is on this list.
> > 
> > cya,
> > #
> > 
> 
> Well, presumably that patch is open-source licensed like the rest of
> the nfs-utils code. Is that sufficient to simply copy it from opensuse?
> 
> Either way, if the author were to step forward that would certainly be
> preferable...

I was told the following:
----------------------------------------------------------------
Olaf wrote the patch, and Mads Martin Joergensen applied it
to util-linux in SLES 9 SP2 and/or SP3 by about mid 2005.  This appears
in the util-linux changelog as:

  Wed Jun 29 11:26:31 CEST 2005 - mmj@suse.de
  - Document load and clearly issues about NFS over UDP [#80263]
----------------------------------------------------------------

cya,
#