Messages in this thread | | | Date | Wed, 30 Jul 2008 20:07:10 -0400 | From | "Lee Revell" <> | Subject | Re: high latency NFS |
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On Thu, Jul 24, 2008 at 1:11 PM, Michael Shuey <shuey@purdue.edu> wrote: > NFS mount is tcp, version 3. rsize/wsize are 32k. Both client and server > have had tcp_rmem, tcp_wmem, wmem_max, rmem_max, wmem_default, and > rmem_default tuned - tuning values are 12500000 for defaults (and minimum > window sizes), 25000000 for the maximums. Inefficient, yes, but I'm not > concerned with memory efficiency at the moment.
Try using UDP. I had to move a 10TB+ data warehouse over a 100Mbit WAN link not long ago and this was the only method that gave me close to wire speed.
Lee
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