[OLPC New Zealand] [OLPC-AU] Testing Summary: 10 March 2012 - Auckland, New Zealand

[Tom Parker]

On 12/03/12 02:52, Jerry Vonau wrote:
>> * Chat is very chatty on the network
> Is with or without a school-server being utilized?
Without a school server.
>> If you join the network after chat is shared, chat does not show up in
>> the neighbourhood.
>>
> The newly shared activity does not propagate to the neighbourhood view
> of newly connected XO's as the sharing XO has already sent the presence
> announcement for the newly shared activity and I don't think the
> activity rebroadcast the presence announcement. I'll check upstream if
> that is intended behaviour, but I think there should be a rebroadcast
> every so often to force a refresh of the neighbourhood view.
There should be, it would go some way to making collaboration more 
deterministic. It's certainly very annoying if you come late and you 
just can't see a shared activity.
>> Chat sends a lot of network traffic, even when nothing is happening,
>> there is a multicast UDP packet sent every 2 or 3 seconds.
> Think that is by design, if you let the laptop fully suspend without
> that traffic, you will have to wait till the network is becomes
> available again and you'll have a "why is chat unresponsive when coming
> out of suspend" issue.

This week we discovered that chat is not chatty or at all unresponsive 
when used with a school server.