code: def update_views(self):
          
          # Call the father's method
          super(Plugin, self).update_views()
  
          # Add specifics informations
          # Alert and log
          self.views['used']['decoration'] = self.get_alert_log(self.stats['used'], maximum=self.stats['total'])
          # Optional
          for key in ['active', 'inactive', 'buffers', 'cached']:
              if key in self.stats:
                  self.views[key]['optional'] = True
docs: Update stats views.