Rsync is notoriously slow when used for a local copy.  You are better
off doing something like a cp -au.

On 03/06/2017 06:47 PM, McDowell, Blake wrote:
> Hello,
> 
>  
> 
> We have our mac connected to a SAN via 10Gbe fiber network. Being
> thunderbolt model macs with no PCI slots we are using external boxes
> (Sonnet, ATTO) to interface between the thunderbolt and fiber connections.
> 
>  
> 
> When using rsync -avvPhi we get speeds of approx 110MB/s but with a
> simple drag-and-drop we get speeds of approx 620MB/s. BIG difference. We
> get the same speeds (roughly) whether we connect afp or smb.
> 
>  
> 
> Anyone have any suggestions for what to do to make the rsync transfer
> faster? These are local transfers with the SAN showing up as a shared
> drive on the desktop.
> 
>  
> 
> Thanks!
> 
> 
> 

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