[Bugs] #756 HIGH: shell consumes lots of cpu on XO

[SugarLabs Bugs]

#756: shell consumes lots of cpu on XO
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    Reporter:  tomeu        |          Owner:  tomeu            
        Type:  defect       |         Status:  new              
    Priority:  High         |      Milestone:  0.84             
   Component:  sugar        |        Version:  Git as of bugdate
    Severity:  Major        |     Resolution:                   
    Keywords:               |   Distribution:  Unspecified      
Status_field:  Unconfirmed  |  
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Comment(by tomeu):

 This will make it stop updating the connections file every few seconds:

 {{{
 diff --git a/src/jarabe/model/network.py b/src/jarabe/model/network.py
 index 6d2f400..39c71e8 100644
 --- a/src/jarabe/model/network.py
 +++ b/src/jarabe/model/network.py
 @@ -215,9 +215,10 @@ class NMSettingsConnection(dbus.service.Object):
          self._secrets = secrets

      def set_connected(self):
 -        self._settings.connection.autoconnect = True
 -        self._settings.connection.timestamp = int(time.time())
 -        self.save()
 +        if not self._settings.connection.autoconnect:
 +            self._settings.connection.autoconnect = True
 +            self._settings.connection.timestamp = int(time.time())
 +            self.save()

      def set_secrets(self, secrets):
          self._secrets = secrets
 }}}

 But it's still doing too much work. I guess it's updating widgets even
 when nothing changed.

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Ticket URL: <http://dev.sugarlabs.org/ticket/756#comment:1>
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