Try udp?  Try another nfs client, a different OS or at least a different version?

Francis Kim | Engineer
510-644-1599 x334 | fkim@berkcom.com
 
BerkCom | www.berkcom.com
NetApp | Cisco | Supermicro | Brocade | VMware

On Jul 22, 2015, at 7:03 AM, Roy McMorran <mcmorran@mdibl.org> wrote:

On 7/22/15 9:59 AM, Francis Kim wrote:
rsize and wsize set to 32k on your nfs v3 client?

Yes.

rsize=32768,wsize=32768,intr,rw,soft,bg,tcp,vers=3

NetApp has suggested I try fiddling with this a bit but I haven't gotten 'round to it yet.