10 gigabit Ethernet - Add on question

[Aaron]

josh+poweredge at eldertimes.us wrote:
> On Sat, Jan 12, 2008 at 02:03:08PM +0100, Tino Schwarze wrote:
>   
>> If you want to measure raw network performance, use netcat:
>> 1. run "netcat -p 4242 -l > somefile" on the receiving side
>> 2. run "netcat server 4242 < somefile" on the sending side
>>     
>
> With that test, you're measuring your disk-to-disk performance rather
> than "raw network performance", especially with 10gbe.  Typically to
> measure network peformance you want to use a tool like iperf or netperf.
>
> -jkl
>
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>   

thrulay is also a great free tool for testing throughput.  Use it in 
combination with iftop to see true uplink/downlink speeds.  Very 
lightweight and simple.

http://sourceforge.net/projects/thrulay/

I believe that iftop is in the dag repo.


--Aaron