Jacob Hydeman wrote:
> I had the same issue with backups running slowly over rsync from windows
> hosts. The problem started after I upgraded cygwin to 1.7 in order to
> support long file names. On each workstation I'd been getting 80%
> utilization of a 100Mbit network card. After cygwin 1.7 I was only getting
> 8%.
> 
> I compiled a newer version of 1.7 and its back up to 80%. Or you can try 1.5
> to see if that's your issue without going through the trouble of compiling
> your own... but no more long file names of course.

Did you just recompile rsync or the cygwin dll or both?  I found this 
old posting that may explain the underlying problem on windows and why 
it particularly affects cygwin when talking to something with a normal 
delayed-ack tcp stack.  But, I don't know if the patches included ever 
made it into the code base.

http://www.mail-archive.com/cygwin-patches AT cygwin DOT com/msg03644.html


-- 
   Les Mikesell
    lesmikesell AT gmail DOT com


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