lkml.org 
[lkml]   [2008]   [Jul]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: high latency NFS
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


\
 
 \ /
  Last update: 2008-07-31 02:11    [W:0.504 / U:0.020 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site