metric.TotalDowntime = epHealth.offlineDuration
			metric.LastOnline = epHealth.lastOnline
			metric.Online = epHealth.Online
			metric.Latency = madmin.LatencyStat{
				Curr: epHealth.latency.curr,
				Avg:  epHealth.latency.avg,
				Max:  epHealth.latency.peak,
			}
		}
		m[dID] = metric
	}
	return m
}

func (srs *SRStatus) updateXferRate(sz int64, duration time.Duration) {

     * Calculate average send latency in microseconds
     *
     * @return average send latency
     */
    public double getAverageSendLatencyMicros() {
        long sends = rdmaSends.get();
        if (sends == 0) {
            return 0.0;
        }
        return totalSendTime.get() / (double) sends / 1000.0; // Convert to microseconds
    }

    /**
     * Calculate average receive latency in microseconds
     *

					if hs, ok := h[t.URL().Host]; ok {
						t.TotalDowntime = hs.offlineDuration
						t.Online = hs.Online
						t.LastOnline = hs.lastOnline
						t.Latency = madmin.LatencyStat{
							Curr: hs.latency.curr,
							Avg:  hs.latency.avg,
							Max:  hs.latency.peak,
						}
					}
					targets = append(targets, t.Clone())
				}
			}
		}
		return targets
	}
	sys.RLock()
	defer sys.RUnlock()

	"github.com/minio/madmin-go/v3"
)

//go:generate msgp -file $GOFILE

// ReplicationLatency holds information of bucket operations latency, such us uploads
type ReplicationLatency struct {
	// Single & Multipart PUTs latency
	UploadHistogram LastMinuteHistogram
}

// Merge two replication latency into a new one
func (rl ReplicationLatency) merge(other ReplicationLatency) (newReplLatency ReplicationLatency) {

		if s < scannerMetricLastRealtime {
			p.latency[s].addSize(duration, int64(sz))
		}
	}
}

// incTime will increment time on metric s with a specific duration.
// Use for s < scannerMetricLastRealtime
func (p *scannerMetrics) incTime(s scannerMetric, d time.Duration) {
	atomic.AddUint64(&p.operations[s], 1)
	if s < scannerMetricLastRealtime {
		p.latency[s].add(d)
	}
}

	// All fields must be accessed atomically and aligned.
	operations [osMetricLast]uint64
	latency    [osMetricLast]lockedLastMinuteLatency
}

// time an os action.
func (o *osMetrics) time(s osMetric) func() {
	startTime := time.Now()
	return func() {
		duration := time.Since(startTime)

		atomic.AddUint64(&o.operations[s], 1)
		o.latency[s].add(duration)
	}
}

        // Verify latency calculations
        assertTrue(stats.getAverageReadLatencyMicros() > 0, "Read latency should be positive");
        assertTrue(stats.getAverageWriteLatencyMicros() > 0, "Write latency should be positive");

        System.out.println("RDMA Statistics: " + stats);

        // Test statistics reset functionality

| `minio_node_replication_max_link_latency_ms`            | Maximum replication link latency in milliseconds seen since server start                                 |
| `minio_node_replication_current_link_latency_ms`        | Current replication link latency in milliseconds                                                         |

		for ep, health := range globalBucketTargetSys.healthStats() {
			// link latency current
			m := MetricV2{
				Description: getClusterRepLinkLatencyCurrMD(),
				VariableLabels: map[string]string{
					"endpoint": ep,
				},
			}
			m.Value = float64(health.latency.curr / time.Millisecond)
			ml = append(ml, m)

			// link latency average
			m = MetricV2{
				Description: getClusterRepLinkLatencyAvgMD(),

- Update change notification handling

---

### Phase 5: RDMA (SMB Direct) Support
**Priority: LOW** | **Estimated Effort: 8-10 weeks**

RDMA provides high-speed, low-latency data transfer for supported network adapters.

#### 5.1 Core RDMA Infrastructure
```
Package: jcifs.internal.smb2.rdma
├── RdmaTransport.java           - RDMA transport implementation