rsync bandwidth usage

Fabian Cenedese Cenedese at
Tue Apr 22 10:18:11 GMT 2008

At 10:37 22.04.2008 +0100, Joao Ferreira gmail wrote:
>Hello all,
>I'm experiencing about 20MBit/s on a 100MBit/s ethernet connection when
>rsync'ing a lager number on _new_ files.
>I don't have much exeprience with rsync. I'dd just like to know if thi
>is an acceptable bw usage and what could be the limiting factors... in
>order to try to increase this speed.
>I'm considering using 1000MBit/s  dedicated connections and so I'dd like
>to know if I will or won't get faster operations, or if I will still
>have this 20MBit bottleneck.
>Furthermore... is there a way to ask rsync to be slower ?!?

How do you call rsync? Do you use zipping? What are the used machines
(CPU type/freq)? We had the case that rsyncing to a NAS was not that
fast because the used CPU couldn't hold up. Another reason might be
the used rsync protocol, what rsync version do you use?

bye  Fabi

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