Re: [PATCH 0/2] showmount bug fixes

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On 01/07/2010 05:43 PM, Chuck Lever wrote:
> On Jan 7, 2010, at 3:25 PM, Steve Dickson wrote:
> If you think v2-only servers are so rare, why even bother downshifting
> the protocol version at all?  
I did think of this... since a point of this exercise is to begin
the end of v2 support... but since we have a habit of being backwards 
compatible (as well as being portable), I figure downshifting was the 
right thing to do...  

 
> The original showmount command does not
> have any problem connecting to a v2-only server, since it used only
> MNTv1 to do the EXPORT request.
True... The problem is showmount does not handle v3 only servers
which is another point of this discussion... 

> 
> Most legacy servers are NFSv2 only.  I bought a new-in-box ReadyNAS a
> year or so ago that ran Linux 2.4, and it's NFS server was, in fact,
> v2-only.
Really.. that is surprising... how well did it perform and could it 
negotiate up to v3?? 

steved.
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