[36763] in North American Network Operators' Group
Re: What does 95th %tile mean?
daemon@ATHENA.MIT.EDU (Shawn McMahon)
Thu Apr 19 19:35:26 2001
Date: Thu, 19 Apr 2001 19:30:00 -0400
From: Shawn McMahon <smcmahon@eiv.com>
To: nanog@merit.edu
Message-ID: <20010419192959.A3679@eiv.com>
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In-Reply-To: <4.3.2.7.2.20010420075421.00a8d9d0@jumble.telstra.net>; from gih@telstra.net on Fri, Apr 20, 2001 at 08:03:02AM +1000
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On Fri, Apr 20, 2001 at 08:03:02AM +1000, Geoff Huston wrote:
>=20
> Depending on the synchronization between the burst pattern and the sampli=
ng=20
> system, and the sampling technique itself, the 95% reading can be zero,=
=20
> half the line rate, or the line rate, and all answers are equally valid i=
n=20
> some sense.
They don't take a one-second sample every five minutes, they take the
five-minute average rate measured by their router.
Unless they're insane, or their routers don't support that. I dunno who
makes routers that don't support that, though.
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