tags["parity"] = m.Erasure.ParityBlocks
		} else {
			tags["invalid-meta"] = true
			tags["data"] = er.setDriveCount - er.defaultParityCount
			tags["parity"] = er.defaultParityCount
		}

		// count the number of offline disks
		offline := 0
		for i := 0; i < max(len(errs), len(dataErrs)); i++ {
			if i < len(errs) && errors.Is(errs[i], errDiskNotFound) || i < len(dataErrs) && errors.Is(dataErrs[i], errDiskNotFound) {

		return z.serverPools[poolIdx].sets[setIdx].getDisks(), nil
	}
	return nil, fmt.Errorf("Matching pool %s, set %s not found", humanize.Ordinal(poolIdx+1), humanize.Ordinal(setIdx+1))
}

// Return the count of disks in each pool
func (z *erasureServerPools) SetDriveCounts() []int {
	setDriveCounts := make([]int, len(z.serverPools))
	for i := range z.serverPools {
		setDriveCounts[i] = z.serverPools[i].SetDriveCount()
	}

				Data:         data,
			})
		}()
	}

	if err = setObjectHeaders(w, objInfo, rs, opts); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	// Set Parts Count Header
	if opts.PartNumber > 0 && len(objInfo.Parts) > 0 {
		setPartsCountHeaders(w, objInfo)
	}

	setHeadGetRespHeaders(w, r.Form)

	var iw io.Writer
	iw = w
	if buf != nil {

		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrParseUnsupportedCallWithStar: {
		Code:           "ParseUnsupportedCallWithStar",
		Description:    "Only COUNT with (*) as a parameter is supported in the SQL expression.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrParseNonUnaryAggregateFunctionCall: {
		Code:           "ParseNonUnaryAggregateFunctionCall",

	for _, format := range formats {
		if format == nil {
			continue
		}
		formatCountMap[format.Drives()]++
	}

	maxDrives := 0
	maxCount := 0
	for drives, count := range formatCountMap {
		if count > maxCount {
			maxCount = count
			maxDrives = drives
		}
	}

	if maxDrives == 0 {
		return nil, errErasureReadQuorum
	}

	if maxCount < len(formats)/2 {
		return nil, errErasureReadQuorum

	}

	if dir == "" {
		if !dirSet {
			return nil, fmt.Errorf("missing option must be provided")
		}
		return nil, fmt.Errorf("provided option cannot be empty")
	}

	// Disallow relative paths, figure out absolute paths.
	dirAbs, err := filepath.Abs(dir)
	if err != nil {
		return nil, err
	}
	err = mkdirAllIgnorePerm(dirAbs)
	if err != nil {

| `minio_cluster_health_drives_offline_count`        | `gauge` | Count of offline drives in the cluster         |        |
| `minio_cluster_health_drives_online_count`         | `gauge` | Count of online drives in the cluster          |        |
| `minio_cluster_health_drives_count`                | `gauge` | Count of all drives in the cluster             |        |

	for i := 1; i < len(totalSizes); i++ {
		result = gcd(result, totalSizes[i])
	}
	return result
}

// isValidSetSize - checks whether given count is a valid set size for erasure coding.
var isValidSetSize = func(count uint64) bool {
	return (count >= setSizes[0] && count <= setSizes[len(setSizes)-1])
}

func commonSetDriveCount(divisibleSize uint64, setCounts []uint64) (setSize uint64) {

      - "https://server{1...2}-pool1:9000/mnt/disk{1...4}/"
      - "https://server3-pool1:9000/mnt/disk{1...4}/"
      - "https://server4-pool1:9000/mnt/disk{1...4}/"
    set-drive-count: 4 # Advanced option, must be used under guidance from MinIO team.
```

### Things to know

- Fields such as `version` and `pools` are mandatory, however all other fields are optional.

	pluginAuthnServiceFailedRequestsMinuteMD = NewCounterMD(pluginAuthnServiceFailedRequestsMinute, "When plugin authentication is configured, returns failed requests count in the last full minute")
	pluginAuthnServiceLastFailSecondsMD      = NewCounterMD(pluginAuthnServiceLastFailSeconds, "When plugin authentication is configured, returns time (in seconds) since the last failed request to the service")