}
	s.newCache.Info.LastUpdate = UTCNow()
	s.newCache.Info.NextCycle = cache.Info.NextCycle
	return s.newCache, nil
}

// sendUpdate() should be called on a regular basis when the newCache contains more recent total than previously.
// May or may not send an update upstream.
func (f *folderScanner) sendUpdate() {
	// Send at most an update every minute.
	if f.updates == nil || time.Since(f.lastUpdate) < time.Minute {
		return

Klaus Post <******@****.***> 1679592381 -0700

Klaus Post <******@****.***> 1700528975 -0800

        {
          "datasource": {
            "type": "prometheus",
            "uid": "Prometheus"
          },
          "exemplar": true,
          "expr": "minio_cluster_replication_recent_backlog_count{job=\"$scrape_jobs\"}",
          "interval": "1m",
          "legendFormat": "{{server}}",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeRegions": [],