# File lib/openshift-origin-controller/app/models/gear.rb, line 289
  def group_instance_name
    return @group_instance_name if self.app.group_instance_map[@group_instance_name]
    self.app.group_instance_map.each { |gi_name, gi|
      gi.gears.each { |gi_gear|
        if gi_gear.uuid==self.uuid
          @group_instance_name = gi_name
          return @group_instance_name
        end
      }
    }
    return self.app.get_name_prefix
  end