> On Thu, Nov 16, 2017 at 6:54 AM, Frank Filz <ffilz...@mindspring.com>
> wrote:
> 
> >> For me, its the simplicity of it, and the legacy of it working for a
> >> long time, and the utter lack of modern best practices documentation.
> >> If you go looking for NFS howto's, you almost immediately notice that
> >> they are all at least 10 years old, and there is pretty much nowhere
> >> to ask questions.  At least, that has been the case in the past when
> >> I've tried to go looking.  UDP in particular is stateless, which is a
nice
> feature.
> >
> > It's a bit surprising there isn't much NFS how to online, but most of
> > the NFS developer community is involved with enterprise servers and
> > probably the how to stuff is in product installation guides and such...
> >
> > If you don't really require fcntl locks, then NFS v3 is certainly a
> > simple protocol for transferring data, though as I mentioned before,
> > using UDP is now strongly discouraged due to the fragment reassembly
> > issues causing both severe performance issues and data integrity issues.
> >
> > NFS v4 doesn't always perform as well as NFS v3, but if you are doing
> > fcntl locking, it's far superior for resiliency across server and client
crashes.
> >
> > I can try and answer questions here... I know a thing or two about NFS
> > (having worked with both the Linux kernel NFS implementation and the
> > nfs-ganesha user space server)...
> 
> Oh, are you the fellow who gave the ganesha talk a few years ago?

Yes, that was me.

> For me, NFSv3 UDP has been mostly just working for me.  The one thing that
> has caused me grief is GIMP, which seems to have egregiously bad save
> performance on my NFS mounts.

That might be the UDP issue depending on how big your files are...

Frank


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