Subject: Re: [Roll] RPL Simulation

From: Joydeep Tripathi <[email-masked]>
Date: Mon, 1 Feb 2010 17:03:29 -0500

Hi MUkul,

Thanks a ton for your suggestions. We will definitely try and simulate
the scenarios and include the results.

Thanks,
Joydeep

On Wed, Jan 13, 2010 at 11:17 AM, Mukul Goyal <[email-masked]> wrote:
> Joydeep
>
> Here are a few suggestions for your simulations:
>
> 1. Simulate a 100 node and a 1000 node topology operating under a single DAG

No need to do now. just use smart meter network.

>
> 2. Simulate both scenarios: optimal DAG routes (ie the path through the DAG from a source to a destination passes through their closest common ancestor) and DAG routes through root (all DAG paths have to go through the DAG root).
>
> 3. Study the stretch factor (increase in length/cost of routes over the DAG versus the length/cost of ideal routes) for given number of flows: 100, 1000, 10000 and possibly n*(n-1) flows (where n is the number of nodes in the topology:
> a) the scenario you suggested: Choose 20% flows over 2 hop neighbors, 10% flows over longer paths.
> b) randomly selected source and destinations (in n*(n-1) case, from each possible source node to each possible destination node).
>
> 4. In addition to the stretch factor, calculate/simulate the traffic loads as well as packet loss/delay along the DAG links. Compare these values against values with ideal P2P routing.
>
> Thanks
> Mukul
> ----- Original Message -----
> From: "Joydeep Tripathi" <[email-masked]>
> To: "Jerald P Martocci" <[email-masked]>
> Cc: "ROLL WG" <[email-masked]>
> Sent: Wednesday, January 13, 2010 2:24:36 AM GMT -06:00 US/Canada Central
> Subject: [Roll] RPL Simulation
>
> Hi,
>
> In the next revision, we are also planning to implement a typical
> building routing scenario, where 60-70% of the P2P traffic are
> confined within 1 hop physical distance and, 20% of the P2P traffic
> are to a 2 -hop distance destination, and observe the performance of
> RPL against the ideal shortest route. Also, please let us know if
> there is any other scenario or traffic pattern you want to be
> implemented.
>
> Thanks,
> Joydeep
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