[dns-operations] TCP/UDP offload engine and DNS

Rick Jones rick.jones2 at hp.com
Tue May 29 22:07:09 UTC 2012

On 05/28/2012 09:01 AM, Stephane Handfield wrote:
> Is anyone have already tested the use of a TCP/UDP offload engine like a
> Chelsio (
> http://dns-news.tmcnet.com/news/2012/02/15/6122177.htm ) adapter for
> getting performances improvement on a DNS server? And if yes, what kind
> of improvement?

Do you see much time spent in the kernel on your DNS server(s)?  If not 
I wouldn't expect a "Big TOE" (Transport/TCP Offload Engine) NIC to do 
much.  Might want to break-up the profiler for your system and see what 
is happening.

rick jones

> Thanks,
> Stef
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