Maintenance:    r.Form.Get("maintenance") == "true",
		DeploymentType: r.Form.Get("deployment-type"),
	}
	result := objLayer.Health(ctx, opts)
	w.Header().Set(xhttp.MinIOReadQuorum, strconv.Itoa(result.ReadQuorum))
	w.Header().Set(xhttp.MinIOStorageClassDefaults, strconv.FormatBool(result.UsingDefaults))
	// return how many drives are being healed if any
	if result.HealingDrives > 0 {

// If the context is canceled the function will return the error,
// otherwise the function will return nil.
func mergeEntryChannels(ctx context.Context, in []chan metaCacheEntry, out chan<- metaCacheEntry, readQuorum int) error {
	defer xioutil.SafeClose(out)
	top := make([]*metaCacheEntry, len(in))
	nDone := 0
	ctxDone := ctx.Done()

	// Use simpler forwarder.
	if len(in) == 1 {
		for {
			select {

	return s.sets[s.getHashedSetIndex(input)]
}

// listDeletedBuckets lists deleted buckets from all disks.
func listDeletedBuckets(ctx context.Context, storageDisks []StorageAPI, delBuckets map[string]VolInfo, readQuorum int) error {
	g := errgroup.WithNErrs(len(storageDisks))
	var mu sync.Mutex
	for index := range storageDisks {
		index := index
		g.Go(func() error {
			if storageDisks[index] == nil {

				"set":  strconv.Itoa(h.SetID),
			}
			metrics = append(metrics, MetricV2{
				Description:    getClusterErasureSetReadQuorumMD(),
				VariableLabels: labels,
				Value:          float64(h.ReadQuorum),
			})
			metrics = append(metrics, MetricV2{
				Description:    getClusterErasureSetWriteQuorumMD(),
				VariableLabels: labels,
				Value:          float64(h.WriteQuorum),
			})