code: func (s *State) ResetCumulativeMetrics(ctx context.Context) {
  	store := s.Store()
  
  	registry.Iter(func(m types.Metric) {
  		if m.Info().ValueType.IsCumulative() {
  			store.Reset(ctx, m)
  		}
  	})
  }
docs: // ResetCumulativeMetrics resets only cumulative metrics.