Max NFS mounts for a FreeBSD client?

Eric L. Anderson anderson at more.net
Thu Aug 2 16:32:18 UTC 2007


On Sat, Jul 21, 2007 at 08:24:09PM +0100, Robert Watson wrote:
> On Fri, 20 Jul 2007, Eric L. Anderson wrote:
> 
> >I can not change lowfirst to any higher amount. I did change lowlast from 
> >600 to 1 and now I can mount more than 1000 NFS mounts. This is great but 
> >what kind of side effects am I introducing by making this change?
> 
> The risk, btw, is that those reserved ports may no longer be available for 
> other use, as they may collide with other services you might want to have, 
> especially if those services want to bind INADDR_ANY.

I had a look at the manpage for mount_nfs and the default is to use a
reserved socket port number. There is also the option to not use a
reserved socket port number ("-N") and that has taken care of our
problem.

-- 
Eric L. Anderson
anderson at more.net


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