nanog mailing list archives

RE: Internet Exchanges supporting jumbo frames?


From: Tim McKee <tim () baseworx net>
Date: Sat, 19 Mar 2016 01:45:02 +0000

I would hazard a guess that reducing the packet header overhead *and* the Ethernet interframe gap time by a factor of 6 
could make enough of an improvement to be quite noticeable when dealing with huge dataset transfers.

Tim McKee

-----Original Message-----
From: NANOG [mailto:nanog-bounces () nanog org] On Behalf Of Jakob Heitz (jheitz)
Sent: Friday, March 18, 2016 18:21
To: Dale W. Carder
Cc: nanog () nanog org
Subject: RE: Internet Exchanges supporting jumbo frames?

Then it's mainly TCP slowstart that you're trying to improve?

Thanks,
Jakob.

-----Original Message-----
From: Dale W. Carder [mailto:dwcarder () wisc edu]
Sent: Friday, March 18, 2016 3:03 PM
To: Jakob Heitz (jheitz) <jheitz () cisco com>
Cc: nanog () nanog org
Subject: Re: Internet Exchanges supporting jumbo frames?

Thus spake Jakob Heitz (jheitz) (jheitz () cisco com) on Fri, Mar 18, 2016 at 09:29:44PM +0000:
What's driving the desire for larger packets?

In our little corner of the internet, it is to increase the 
performance of a low number of high-bdp flows which are typically dataset transfers.
All of our non-commercial peers support 9k.

Dale

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