}

	meta[xhttp.AmzObjectTagging] = oi.UserTags
	meta[xhttp.AmzTagDirective] = "REPLACE"

	if sc == "" {
		sc = oi.StorageClass
	}
	// drop non standard storage classes for tiering from replication
	if sc != "" && (sc == storageclass.RRS || sc == storageclass.STANDARD) {
		meta[xhttp.AmzStorageClass] = sc
	}

	meta[xhttp.MinIOSourceETag] = oi.ETag
	meta[xhttp.MinIOSourceMTime] = oi.ModTime.UTC().Format(time.RFC3339Nano)

	}
}

func getNodeStandardParityMD() MetricDescription {
	return MetricDescription{
		Namespace: nodeMetricNamespace,
		Subsystem: storageClassSubsystem,
		Name:      "standard_parity",
		Help:      "standard storage class parity",
		Type:      gaugeMetric,
	}
}

func getNodeRRSParityMD() MetricDescription {
	return MetricDescription{
		Namespace: nodeMetricNamespace,

	if r.Header.Get(xhttp.AmzChecksumMode) == "ENABLED" && rs == nil {
		// AWS S3 silently drops checksums on range requests.
		hash.AddChecksumHeader(w, objInfo.decryptChecksums(opts.PartNumber))
	}

	// Set standard object headers.
	if err = setObjectHeaders(w, objInfo, rs, opts); err != nil {
		writeErrorResponseHeadersOnly(w, toAPIError(ctx, err))
		return
	}

	// Set Parts Count Header