#10878 NORM Not Tri: Aggressive power management hindering XO collaboration

Zarro Boogs per Child bugtracker at laptop.org
Tue May 17 02:49:07 EDT 2011


#10878: Aggressive power management hindering XO collaboration
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 Reporter:  sridhar       |                 Owner:                                         
     Type:  defect        |                Status:  new                                    
 Priority:  normal        |             Milestone:  Not Triaged                            
Component:  not assigned  |               Version:  1.5/1.0 Software Build os860 aka 10.1.3
 Keywords:                |           Next_action:  never set                              
 Verified:  0             |   Deployment_affected:                                         
Blockedby:                |              Blocking:                                         
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 It's looking to us that the aggressive power management enabled on the
 XO can sometimes create confusion when children are collaborating on
 activities.

 Take for example a turn-based game like Memorise. If a child is
 waiting for their turn, they might leave the XO untouched. In that
 time, power management can kick in, and the XO stops communicating
 over the wireless network. Waking up the XO (e.g. by touching the pad)
 doesn't always rejoin the XO to the game properly. The whole game is
 stalled because the turn cannot be completed.

 Are there any ways we can manage this in our deployments? Perhaps some
 guidelines to give to teachers so that they have a reasonable
 expectation?

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Ticket URL: <http://dev.laptop.org/ticket/10878>
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