}
		client := client
		ng.Go(ctx, func() error {
			return client.CommitBinary(ctx)
		}, idx, *client.host)
	}
	return ng.Wait()
}

// SignalConfigReload reloads requested sub-system on a remote peer dynamically.
func (sys *NotificationSys) SignalConfigReload(subSys string) []NotificationPeerErr {
	ng := WithNPeers(len(sys.peerClients))
	for idx, client := range sys.peerClients {
		if client == nil {
			continue
		}