From: Trond Myklebust <trond.myklebust@fys.uio.no>
Subject: Re: Trying to determine why my NFS connection goes away
Date: Thu, 14 Jun 2007 22:35:51 -0400
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On Thu, 2007-06-14 at 16:25 -0700, mike wrote:
> THE ISSUE (easily repeatable by doing a bunch of file I/O on the client - using
> nhfsstone, eventually my "normal" web load hits it too)
> 
> I will dump as much information as possible... I really want to make
> sure that I have the most optimal setup.
> 
> This is the output from dmesg that concerns me:
> 
>  nfs: server raid01 not responding, still trying
>  nfs: server raid01 not responding, still trying
>  nfs: server raid01 not responding, still trying
>  nfs: server raid01 OK
>  nfs: server raid01 OK
>  nfs: server raid01 OK
>  nfs: server raid01 not responding, still trying
>  nfs: server raid01 not responding, still trying
>  nfs: server raid01 not responding, still trying
>  nfs: server raid01 OK
>  nfs: server raid01 OK

It sounds as if you are using UDP mounts in a situation where you
probably should be using TCP mounts.

Cheers
  Trond


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