[Server-devel] [XSCE] Fwd: [support-gang] Number of XO-1 per AP on XSCE - one data point

James Cameron quozl at laptop.org
Mon Apr 7 19:11:09 EDT 2014

It would be interesting to see the same test with XSCE, ejabberd, and
three APs on separate channels.  This would reduce the processing
burden on the AP CPUs, and reduce the air time requirement.

On Mon, Apr 07, 2014 at 06:55:55PM -0400, George Hunt wrote:
> This number resonates with me.  Kevin Gordon, in Toronto, was interested in
> XSCE primarily because it would offer ejabberd, without which the factorial N
> conversations taken two at a time would fill the air waves at N=13.
> I'm responding this way because of your statement that the clients were
> "non-XOs". My guess is that no AP will be able to handle more than 13 without
> ejabberd (and the registration process between the XO and the server which
> enables it).
> On Mon, Apr 7, 2014 at 12:14 PM, Adam Holt <holt at laptop.org> wrote:
>     FYI!
>     From: Nathan C. Riddle <nathanr333 at charter.net>
>     Date: Mon, Apr 7, 2014 at 12:05 PM
>     Subject: [support-gang] Number of XO-1 per AP on XSCE - one data point
>     To: Gang <support-gang at laptop.org>
>     The maximum usable number of XO-1's (12.1.0) appears to be 14 using as AP
>     TP-Link MR3020 on XSCE 0.4 RC1 on XO-1.5  with about 10 non-XO's showing in
>     neighborhood. Number 15 is unreliable at connecting. With 14, simple
>     connections to MOODLE appear reliable.   XSCE 0.4 was used since it was the
>     only one available last September as school started.
>     Testing DKMS libertas.ko file provided by quozl.org (http://dev.laptop.org/
>     ~quozl/12757/dkms     with chmod 744 to file) to establish baseline for
>     Mesh Potato-2 Basic AP replacement of MR3020. Presence of XO-1 with no
>     modification appears to have no effect  on connections by modified XO-1's
>     (as contrasted to XO-1's with old .ko file).
>     Hoping MP-2 will push this past 25.
>     Supplying this one data point since I had previously ask this question
>     here.
>     Nathan Riddle
>     --
>     Unsung Heroes of OLPC, interviewed live @ http://unleashkids.org !

James Cameron

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