return n.innerNetns.Close()
}

func (n *NetnsWrapper) Fd() uintptr {
	return n.innerNetns.Fd()
}

func inodeForFd(n NetnsFd) (uint64, error) {
	stats := &unix.Stat_t{}
	err := unix.Fstat(int(n.Fd()), stats)
	return stats.Ino, err
}

func OpenNetns(nspath string) (NetnsCloser, error) {
	n, err := netns.GetNS(nspath)
	if err != nil {
		return nil, err
	}
	i, err := inodeForFd(n)

		}
	}
}

// State returns the current connection status.
func (c *Connection) State() State {
	return State(atomic.LoadUint32((*uint32)(&c.state)))
}

// Stats returns the current connection stats.
func (c *Connection) Stats() ConnectionStats {
	return ConnectionStats{
		IncomingStreams: c.inStream.Size(),
		OutgoingStreams: c.outgoing.Size(),
	}
}

		Avg:  a.Avg,
		Max:  a.Max,
	}
	return w
}

// QStat holds queue stats for replication
type QStat struct {
	Count float64 `json:"count"`
	Bytes float64 `json:"bytes"`
}

func (q *QStat) add(o QStat) QStat {
	return QStat{Bytes: q.Bytes + o.Bytes, Count: q.Count + o.Count}
}

// InQueueMetric holds queue stats for replication
type InQueueMetric struct {
	Curr QStat `json:"curr" msg:"cq"`

  # Retrieve Envoy server metrics in prometheus format with custom proxy admin port
  istioctl experimental envoy-stats <pod-name[.namespace]> --output prom --proxy-admin-port 15000

  # Retrieve Envoy server metrics in prometheus format with merged application metrics
  istioctl experimental envoy-stats <pod-name[.namespace]> --output prom-merged

  # Retrieve Envoy cluster metrics

	driveRealtimeMetrics := collectLocalMetrics(types, collectMetricsOpts{
		hosts: map[string]struct{}{
			globalLocalNodeName: {},
		},
	})

	stats := map[string]madmin.DiskIOStats{}
	for d, m := range driveRealtimeMetrics.ByDisk {
		stats[d] = m.IOStats
	}
	return stats
}

func (m *MetricValues) setDriveBasicMetrics(drive madmin.Disk, labels []string) {
	m.Set(driveUsedBytes, float64(drive.UsedSpace), labels...)

				// if metadata is not updated for some reason after replication, such as
				// 503 encountered while updating metadata - make sure to set ReplicationStatus
				// as Completed.
				//
				// Note: Replication Stats would have been updated despite metadata update failure.
				rinfo.ReplicationAction = rAction
				rinfo.ReplicationStatus = replication.Completed
			}
			return
		}
	} else {

	if err != nil || resp == nil {
		return SRMetricsSummary{}, err
	}
	return *resp, nil
}

// GetAllBucketStats - load replication stats for all buckets
func (client *peerRESTClient) GetAllBucketStats() (BucketStatsMap, error) {
	resp, err := getAllBucketStatsRPC.Call(context.Background(), client.gridConn(), grid.NewMSS())
	if err != nil || resp == nil {

	for tier, st := range ats.Tiers {
		dst.Tiers[tier] = st
	}
	return &dst
}

func (ats *allTierStats) populateStats(stats map[string]madmin.TierStats) {
	if ats == nil {
		return
	}

	// Update stats for tiers as they become available.
	for tier, st := range ats.Tiers {
		stats[tier] = madmin.TierStats{
			TotalSize:   st.TotalSize,
			NumVersions: st.NumVersions,
			NumObjects:  st.NumObjects,
		}
	}

// It creates the Prometheus Description which is used
// to define metric and  help string
func newMinioCollector() *minioCollector {
	return &minioCollector{
		desc: prometheus.NewDesc("minio_stats", "Statistics exposed by MinIO server", nil, nil),
	}
}

// minioCollector is the Custom Collector
type minioCollector struct {
	desc *prometheus.Desc
}

	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor
func GetDriveStats(major, minor uint32) (iostats IOStats, err error) {
	return IOStats{}, errors.New("operation unsupported")