ScottWilliamson wrote:

>Hi,
>
>I am trying to run tcp connection between two thumpers that have pci-x "Sun 10 
>Gigabit Ethernet PCI-X Adapters (X5544A-4)" connected via a Cisco 4900M switch 
>with 10GigabitE optics. Jumbo Packets are configured on all interfaces.
>
>I cannot seem to get more than 320Mbps across the link when doing on the boxes:
>
> hostA$ cat /dev/zero | pv | nc -v hostB 3333
>  
>

You might want to try ttcp...
To me, the above command doesn't look like the best way to
drive the network as fast as possible...

Darren

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