RE: How do we interpret this ZDNET benchmark?

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Having watched this thread with a growing sense of anger (I hate it when
corporations/businesses deceive in this fashion), I was wondering: has
anyone contacted ZDNet and had them justify this benchmark? I would love to
hear the response from the "engineers" who compiled this information.


 | -----Original Message-----
 | From: linux-net-owner@vger.kernel.org
 | [mailto:linux-net-owner@vger.kernel.org]On Behalf Of Walter Zimmer
 | Sent: Thursday, April 05, 2001 4:43 AM
 | To: Lee Chin
 | Cc: linux-net@vger.kernel.org
 | Subject: Re: How do we interpret this ZDNET benchmark?
 |
 |
 | Hi!
 |
 | Lee Chin schrieb:
 | > 100000000 (ie. 100 Mb) / 1 Million = ~ 13 bytes
 | Some further math:
 | We can serve a maximum of 200,000,000 bits/second
 |
 | One frame takes at least 64 bytes = 512 bits
 | preamble = 8 bytes = 64 Bits
 | between frames there are 96 bits interframe gap
 |
 | So the smallest unit we can serve has 672 bits.
 |
 | If we divide 200,000,000 bits/second by 672 bits/packet we get
 | a maximum of 297619 packets per second.
 |
 | Right ?
 |
 | Off by factor 4. Looks like someone took a specific benchmark
 | (or not even that :) to let one product shine above another.
 |
 | Cheers,
 | Walter

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