[mrtg] Re: Cisco Buffer Hits OID

Jonathan Ford jwf_100 at hotmail.com
Tue Apr 10 22:32:02 MEST 2001

I remember hearing 40% quoted in a Networking Essentials course I took once.
Can't seem to find any proof of it anywhere though.

Thanks for your reply,


----- Original Message -----
From: "Patrick Bartkus" <patrckb at hotmail.com>
To: <jwf_100 at hotmail.com>; <mrtg at list.ee.ethz.ch>
Sent: Tuesday, April 10, 2001 8:10 AM
Subject: Re: [mrtg] Re: Cisco Buffer Hits OID

> Jonathan,
> I think I heard tje 50% rule-of-thumb originally at a Network General (now
Sniffer Technologies) sniffer class. It sounds good and it makes logical
sense. If the "average" utilization is 50% that means that there are
probably packets that get stuck waiting in line to go down the pike
(buffered in a queue). For applications that are delay-sensitive, queued
packets are a BAD THING.
> Other than that, I cannot provide a published source of that figure.
> Sorry,
> Patrick
> ---
> Patrick Bartkus, CCNP Certified Sr. Network Support Analyst
> Fleet Mortgage Group     Columbia, SC
> If truth was not absolute, how could there be justice?
> >From: "Jonathan Ford" <jwf_100 at hotmail.com>
> >I was hoping that you could direct me
> >to the source of the 50% rule of thumb so I could show some "black &
> >proof that this is true.

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