[X-Unix] Pokey LAN transfers

[Brian Medley]

On Wed, Dec 26, 2007 at 01:54:35PM -0800, Richard Hartman wrote:

You might try rsync.  With the -E I think it can copy OS X
attributes and stuff.  

>  I'm looking for guidance on how best to copy large data sets between macs on 
>  a network (Finder, terminal cp, other?).
> 
>  The setup: Copying from mac #1 (a 2006 iMac running 10.4.11 with built-in 
>  100bps ethernet) to mac #2 (a recent PBPro running 10.5.1 with built-in 
>  Gigabit ethernet). Macs connected by a Gigabit netgear switch.
> 
>  I had hoped to get sustained transfers between these two macs of 50-70 mbps 
>  (throttled by the rate-limiting 100 mbps iMac capability).
> 
>  However, copying a single 2 GByte file, by mounting the (Tiger) imac on the 
>  (Leopard) MBPro desktop and using terminal "cp" command from the MBPro 
>  terminal, results in a sustained transfer rate of only about 2.5 mB/sec (25 
>  mbps).
> 
>  So, the questions:
> 
>  - Is this rather low transfer rate normal for my setup?
> 
>  - Might I improve it using other tools?
> 
> 
>  Much appreciative of any guidance here...
> 
> 
>  Rich Hartman
> 
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-- 
Brian Medley