Best utilizing fat long pipes and large file transfer

Randy Bush randy at
Thu Jun 12 19:20:35 CDT 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


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


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