10 gigabit ethernet

[Daniel Feenberg]

On Wed, 26 Jan 2011, Rajiv Aaron Manglani wrote:

>> We would like to speed up NFS traffic between a file server (FreeBSD with
>> ZFS) and a compute server (Linux) and wondered if 10 gigabit ethernet was
>> a reasonable approach. Can anyone report experience? Currently it appears
>> that NFS traffic saturates a 1 gigabit/second link, whereas local access
>> to files is several times as fast.
>
> have you tried using jumbo frames? you might be able to implement that with your current hardware.

We haven't tried it - our thought was that if we are able to saturate the 
link wit 1500 byte frames, then bigger frames wouldn't go any faster.

We are still looking for a dumb, 8 port 10Gbase-T switch, but I am going 
to start out just linking the two machines with a crossover cable.

Dan

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