North American Network Operators Group
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Re: Best utilizing fat long pipes and large file transfer

  • From: Randy Bush
  • Date: Thu Jun 12 20:20:47 2008 
Karl Auerbach wrote:
> Randy Bush wrote:
>> and for those of us who are addicted to simple rsync, or whatever over
>> ssh, you should be aware of the really bad openssh windowing issue.
> I was not aware of this.  Do you have a pointer to a description?

see the work by rapier and stevens at psc

    <http://www.psc.edu/networking/projects/hpn-ssh/>

this is why rsync starts off at a blazing pace and then takes a serious
dive.

randuy