Re: [nsp] Netflow export data rate.

From: hannan@uu.net
Date: Sun Dec 14 1997 - 16:27:14 EST


  The general rule-of-thumb metric I have used
  is that for every 60 packets of traffic, one
  ~1500 byte packet of netflow data will be generated.

  I won't attest to its accuracy, but empirically
  it's pretty close.

  -alan

Thus spake Jonathan Heiliger (loco@isi.net)
 on or about Sun, Dec 14, 1997 at 12:50:09PM -0800:
> On Sun, 14 Dec 1997, Subodh Nijsure wrote:
>
> |} Does anyone know pps & bps rate for the *Cisco netflow export* data?
> |} i.e. has anyone tracked utilization of an interface without netflow
> |} export and with netflow export or anyone who has quantified netflow
> |} export traffic as percentage of total traffic.
>
> We saw ~1-1.8M of hard-hitting NetFlow Export UDP traffic w/ ~60-80M of
> input traffic on a router. Sorry, we didn't track bps/pps rates.
>
>
> -jh-



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