[OpenAFS] Heavy performance loss on gigabit ethernet

Derrick J Brashear shadow@dementia.org
Mon, 16 Aug 2004 18:37:18 -0400 (EDT)


You don't need to CC me on the reply.

On Mon, 16 Aug 2004, Systems Administration wrote:

>> Well, if you tcpdump on the client, do you see some, but not all, frames?
>
> Yes - client appears to see some but not all frames.  Client and server dumps 
> at:
> http://cumulonimbus.contrailservices.com/ted/client_081604.txt
> http://cumulonimbus.contrailservices.com/ted/server_081604.txt
>
>> 
>> Is the client multihomed?
>
> No - and the server is not either - I have disabled the regular built-in 
> 100mb ethernet (kernel module not loaded, does not show up in ifconfig).

Ok. How about MTU? How many segments are involved, and what is the MTU on 
each?