// Supported Storage Class format is "Scheme:Number of parity drives".
// Currently only supported scheme is "EC".
func parseStorageClass(storageClassEnv string) (sc StorageClass, err error) {
	s := strings.Split(storageClassEnv, ":")

	// only two elements allowed in the string - "scheme" and "number of parity drives"
	if len(s) > 2 {

	// prefers setCounts to be sorted for optimal behavior.
	if divisibleSize < setCounts[len(setCounts)-1] {
		return divisibleSize
	}

	// Figure out largest value of total_drives_in_erasure_set which results
	// in least number of total_drives/total_drives_erasure_set ratio.
	prevD := divisibleSize / setCounts[0]
	for _, cnt := range setCounts {
		if divisibleSize%cnt == 0 {
			d := divisibleSize / cnt
			if d <= prevD {

	filteredDisks, errs, _ := disksWithAllParts(ctx, erasureDisks, partsMetadata,
		errs, fi, bucket, object, madmin.HealDeepScan)

	if len(filteredDisks) != len(erasureDisks) {
		t.Errorf("Unexpected number of drives: %d", len(filteredDisks))
	}

	for diskIndex, disk := range filteredDisks {
		if errs[diskIndex] != nil {
			t.Errorf("Unexpected error %s", errs[diskIndex])
		}

		if disk == nil {

}

func (h *healSequence) countFailed(res madmin.HealResultItem) {
	h.mutex.Lock()
	defer h.mutex.Unlock()

	for _, d := range res.After.Drives {
		// For failed items we report the endpoint and drive state
		// This will help users take corrective actions for drives
		h.healFailedItemsMap[d.Endpoint+","+d.State]++
	}

	h.lastHealActivity = UTCNow()
}

	resourceMetricsMapMu sync.RWMutex
	// resourceMetricsHelpMap maps metric name to its help string
	resourceMetricsHelpMap map[MetricName]string
	resourceMetricsGroups  []*MetricsGroupV2
	// initial values for drives (at the time  of server startup)
	// used for calculating avg values for drive metrics
	latestDriveStats      map[string]madmin.DiskIOStats
	latestDriveStatsMu    sync.RWMutex
	lastDriveStatsRefresh time.Time
)

		DistributionAlgo string `json:"distributionAlgo"`
	} `json:"xl"`
	Info DiskInfo `json:"-"`
}

func (f *formatErasureV3) Drives() (drives int) {
	for _, set := range f.Erasure.Sets {
		drives += len(set)
	}
	return drives
}

func (f *formatErasureV3) Clone() *formatErasureV3 {
	b, err := json.Marshal(f)
	if err != nil {
		panic(err)
	}
	var dst formatErasureV3

	if err != nil {
		t.Fatal(err)
	}

	// Object was uploaded with 4 known bad drives, so we should still be able to lose 3 drives and still write to the object.
	erasureDisks = xl.getDisks()
	z.serverPools[0].erasureDisksMu.Lock()
	xl.getDisks = func() []StorageAPI {
		erasureDisks[7] = nil
		erasureDisks[8] = nil

func (set *erasureObjects) listObjectsToDecommission(ctx context.Context, bi decomBucketInfo, fn func(entry metaCacheEntry)) error {
	disks, _ := set.getOnlineDisksWithHealing(false)
	if len(disks) == 0 {
		return fmt.Errorf("no online drives found for set with endpoints %s", set.getEndpoints())
	}

	// However many we ask, versions must exist on ~50%
	listingQuorum := (set.setDriveCount + 1) / 2

	// How to resolve partial results.

		confirmed := <-confirms
		if !confirmed.Ack {
			return fmt.Errorf("failed delivery of delivery tag: %d", confirmed.DeliveryTag)
		}
	}

	return nil
}

// Save - saves the events to the store which will be replayed when the amqp connection is active.
func (target *AMQPTarget) Save(eventData event.Event) error {
	if target.store != nil {
		return target.store.Put(eventData)
	}

	if err := target.db.Ping(); err != nil {
		if IsConnErr(err) {
			return false, store.ErrNotConnected
		}
		return false, err
	}
	return true, nil
}

// Save - saves the events to the store if questore is configured, which will be replayed when the PostgreSQL connection is active.
func (target *PostgreSQLTarget) Save(eventData event.Event) error {
	if target.store != nil {