"Total number of offline drives in current MinIO server instance",
			nil, nil),
		prometheus.GaugeValue,
		float64(offlineDisks.Sum()),
	)

	// MinIO Total Disks per node
	ch <- prometheus.MustNewConstMetric(
		prometheus.NewDesc(
			prometheus.BuildFQName(minioNamespace, "drives", "total"),
			"Total number of drives for current MinIO server instance",
			nil, nil),

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package config

// UI errors
var (
	ErrInvalidXLValue = newErrFn(
		"Invalid drive path",
		"Please provide a fresh drive for single drive MinIO setup",
		"MinIO only supports fresh drive paths",
	)

	ErrInvalidBrowserValue = newErrFn(
		"Invalid console value",
		"Please check the passed value",

func TestErasureHeal(t *testing.T) {
	for i, test := range erasureHealTests {
		if test.offDisks < test.badStaleDisks {
			// test case sanity check
			t.Fatalf("Test %d: Bad test case - number of stale drives cannot be less than number of badstale drives", i)
		}

		// create some test data
		setup, err := newErasureTestSetup(t, test.dataBlocks, test.disks-test.dataBlocks, test.blocksize)
		if err != nil {

	// The global subnet config
	globalSubnetConfig subnet.Config

	// The global callhome config
	globalCallhomeConfig callhome.Config

	// The global drive config
	globalDriveConfig drive.Config

	// Global server's network statistics
	globalConnStats = newConnStats()

	// Global HTTP request statistics
	globalHTTPStats = newHTTPStats()

	// if this header is set to "true"
	MinIOStorageClassDefaults = "x-minio-storage-class-defaults"

	// Reports number of drives currently healing
	MinIOHealingDrives = "x-minio-healing-drives"

	// Header indicates if the delete marker should be preserved by client
	MinIOSourceDeleteMarker = "x-minio-source-deletemarker"

	// Header indicates if the delete marker version needs to be purged.

	if askDisks == -1 {
		newDisks := getQuorumDisks(disks, infos, (len(disks)+1)/2)
		if newDisks != nil {
			// If we found disks signature in quorum, we proceed to list
			// from a single drive, shuffling of the drives is subsequently.
			disks = newDisks
			askDisks = 1
		} else {
			// If we did not find suitable disks, perform strict quorum listing
			// as no disk agrees on quorum anymore.

	shuffledPartsMetadata = make([]FileInfo, len(disks))
	distribution := fi.Erasure.Distribution

	var inconsistent int
	for i, meta := range metaArr {
		if disks[i] == nil {
			// Assuming offline drives as inconsistent,
			// to be safe and fallback to original
			// distribution order.
			inconsistent++
			continue
		}
		if !meta.IsValid() {
			inconsistent++
			continue
		}

          "hide": false,
          "instant": true,
          "legendFormat": ".",
          "range": false,
          "refId": "B"
        }
      ],
      "title": "Total Online/Offline Drives",
      "type": "gauge"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {

		if errors.Is(err, errNoHealRequired) {
			countNoHeal++
		}
		r.DiskCount += result.DiskCount
		r.SetCount += result.SetCount
		r.Before.Drives = append(r.Before.Drives, result.Before.Drives...)
		r.After.Drives = append(r.After.Drives, result.After.Drives...)
	}

	// No heal returned by all serverPools, return errNoHealRequired
	if countNoHeal == len(z.serverPools) {
		return r, errNoHealRequired
	}

			anonNetwork[anonEndpoint] = status
		}
		return anonNetwork
	}

	anonymizeDrives := func(drives []madmin.Disk) []madmin.Disk {
		anonDrives := []madmin.Disk{}
		for _, drive := range drives {
			drive.Endpoint = anonAddr(drive.Endpoint)
			anonDrives = append(anonDrives, drive)
		}
		return anonDrives
	}

	go func() {
		defer xioutil.SafeClose(healthInfoCh)