[wellylug] Using rsync

David Antliff dave.antliff at paradise.net.nz
Fri Apr 29 12:23:42 NZST 2005


On Fri, 29 Apr 2005, Jamie Dobbs wrote:

>>
>> Any reason why you are using rsync in client-server mode? I always use
>> rsync over ssh (kinda point-to-point) these days...
>>
>> rsync -e ssh ....
>
> David
>
> Is there any real point to this on a trusted network (ie. your own network
> at home)? Surely this will just add some overhead to the transfer and
> increases the time it takes?
> I can understand it over public networks however!

Well, the network is the bottleneck, not the CPU performing protocol 
conversions or encryption, so it doesn't increase the time by anything 
significant. I did some tests a few years ago and the effect was something 
like an extra 4 seconds over 350. i.e. negligible. The reason I like using 
ssh is because it's flexible, can be used to work around firewalls, via 
tunnels, etc, and has similar syntax to SCP. It's also bi-directional, 
doesn't need a server, and is easier to configure. I just prefer using 
ssh for these sorts of things, even on trusted networks. Same reason I use 
ssh for all my shells.

-- 
David.




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