p.Lock()
	defer p.Unlock()
	v, ok := p.bucketStats[bucket]
	if !ok {
		v = ProxyMetric{}
	}
	switch api {
	case putObjectTaggingAPI:
		if !isErr {
			atomic.AddUint64(&v.PutTagTotal, 1)
			atomic.AddUint64(&p.srProxyStats.PutTagTotal, 1)
		} else {
			atomic.AddUint64(&v.PutTagFailedTotal, 1)
			atomic.AddUint64(&p.srProxyStats.PutTagFailedTotal, 1)
		}
	case getObjectTaggingAPI:
		if !isErr {

					m.Set(bucketReplProxiedPutTaggingRequestsFailures, float64(s.ProxyStats.PutTagFailedTotal), labels...)
					m.Set(bucketReplProxiedPutTaggingRequestsTotal, float64(s.ProxyStats.PutTagTotal), labels...)
					m.Set(bucketReplSentCount, float64(stat.ReplicatedCount), labels...)
					m.Set(bucketReplTotalFailedBytes, float64(stat.Failed.Totals.Bytes), labels...)

				Value:       float64(m.Proxied.HeadTotal),
			})
			ml = append(ml, MetricV2{
				Description: getClusterReplProxiedPutTaggingOperationsMD(clusterMetricNamespace),
				Value:       float64(m.Proxied.PutTagTotal),
			})
			ml = append(ml, MetricV2{
				Description: getClusterReplProxiedGetTaggingOperationsMD(clusterMetricNamespace),
				Value:       float64(m.Proxied.GetTagTotal),
			})
			ml = append(ml, MetricV2{