RE: 10G switch drops traffic for a split second

[Luke Guillory <lguillory () reservetele com>]

Here is the video from Facebook on Monitoring, managing and troubleshooting large scale networks they did last year on 
the subject as well.

https://www.youtube.com/watch?v=BRY9xwg5nAU







Luke Guillory
Network Operations Manager

Tel:    985.536.1212
Fax:    985.536.0300
Email:  lguillory () reservetele com

Reserve Telecommunications
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Reserve, LA 70084

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-----Original Message-----
From: NANOG [mailto:nanog-bounces () nanog org] On Behalf Of Peter Beckman
Sent: Tuesday, November 29, 2016 5:10 PM
To: TJ Trout
Cc: nanog
Subject: Re: 10G switch drops traffic for a split second


On Tue, 29 Nov 2016, TJ Trout wrote:

> I plan on disabling FC on everything tonight, I've done that before
> but I want to be sure.
>
> Anything that can be done about the 2 x 1G peers trunking to the 10G
> router transition that can be fixed? should I be rate limiting the
> vlan for the peers at 1G so the 10G router isn't trying to send more than 1G?

  This thread reminded me of a blog post that struck me as useful 5 years
  ago, and again today. Measuring throughput, when dealing with buffers and
  troubleshooting errors and packet loss, must be done at a sub-one-second
  sampling rate.

  http://blog.serverfault.com/2011/06/27/per-second-measurements-dont-cut-it/

Beckman
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Peter Beckman                                                  Internet Guy
beckman () angryox com                                 http://www.angryox.com/
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