// Shuffle slice xl metadata for expected distribution.
	for index := range partsMetadata {
		blockIndex := distribution[index]
		shuffledPartsMetadata[blockIndex-1] = partsMetadata[index]
	}
	return shuffledPartsMetadata
}

// shuffleDisks - shuffle input disks slice depending on the
// erasure distribution. Return shuffled slice of disks with
// their expected distribution.

	// BlockSize is the size of one erasure-coded block
	BlockSize int64 `json:"blockSize"`
	// Index is the index of the current disk
	Index int `json:"index"`
	// Distribution is the distribution of the data and parity blocks
	Distribution []int `json:"distribution"`
	// Checksums holds all bitrot checksums of all erasure encoded blocks
	Checksums []ChecksumInfo `json:"checksum,omitempty"`
}

  istioctl experimental wait --for=distribution virtualservice bookinfo.default

  # Wait until the bookinfo virtual service has been distributed to a specific proxy
  istioctl experimental wait --for=distribution virtualservice bookinfo.default --proxy workload-instance.namespace

  # Wait until 99% of the proxies receive the distribution, timing out after 5 minutes

	usageVersionsCount            = "versions_count"
	usageDeleteMarkersCount       = "delete_markers_count"
	usageBucketsCount             = "buckets_count"
	usageSizeDistribution         = "size_distribution"
	usageVersionCountDistribution = "version_count_distribution"
)

var (
	usageSinceLastUpdateSecondsMD = NewGaugeMD(usageSinceLastUpdateSeconds,
		"Time since last update of usage metrics in seconds")

func testShuffleDisks(t *testing.T, z *erasureServerPools) {
	disks := z.serverPools[0].GetDisks(0)()
	distribution := []int{16, 14, 12, 10, 8, 6, 4, 2, 1, 3, 5, 7, 9, 11, 13, 15}
	shuffledDisks := shuffleDisks(disks, distribution)
	// From the "distribution" above you can notice that:
	// 1st data block is in the 9th disk (i.e distribution index 8)

			// consider the offline disks as consistent.
			continue
		}
		if !meta.Deleted {
			if len(meta.Erasure.Distribution) != len(onlineDisks) {
				// Erasure distribution seems to have lesser
				// number of items than number of online disks.
				inconsistent++
				continue
			}
			if meta.Erasure.Distribution[i] != meta.Erasure.Index {

	}
	if len(unMarshalXLMeta.Erasure.Distribution) != len(jsoniterXLMeta.Erasure.Distribution) {
		t.Errorf("Expected the size of Erasure Distribution to be %d, but got %d.", len(unMarshalXLMeta.Erasure.Distribution), len(jsoniterXLMeta.Erasure.Distribution))
	} else {
		for i := 0; i < len(unMarshalXLMeta.Erasure.Distribution); i++ {
			if unMarshalXLMeta.Erasure.Distribution[i] != jsoniterXLMeta.Erasure.Distribution[i] {

				return
			}
		case "Distribution":
			var zb0002 uint32
			zb0002, err = dc.ReadArrayHeader()
			if err != nil {
				err = msgp.WrapError(err, "Distribution")
				return
			}
			if cap(z.Distribution) >= int(zb0002) {
				z.Distribution = (z.Distribution)[:zb0002]
			} else {
				z.Distribution = make([]int, zb0002)
			}
			for za0001 := range z.Distribution {

	}

	latestDisks := shuffleDisks(availableDisks, latestMeta.Erasure.Distribution)

	if !latestMeta.Deleted && len(latestMeta.Erasure.Distribution) != len(outDatedDisks) {
		err := fmt.Errorf("unexpected file distribution (%v) from outdated disks (%v), looks like backend disks have been manually modified refusing to heal %s/%s(%s)",
			latestMeta.Erasure.Distribution, outDatedDisks, bucket, object, versionID)

	apiRequests4xxErrorsTotal MetricName = "4xx_errors_total"
	apiRequestsCanceledTotal  MetricName = "canceled_total"

	apiRequestsTTFBSecondsDistribution MetricName = "ttfb_seconds_distribution"

	apiTrafficSentBytes MetricName = "traffic_sent_bytes"
	apiTrafficRecvBytes MetricName = "traffic_received_bytes"
)

var (
	apiRejectedAuthTotalMD = NewCounterMD(apiRejectedAuthTotal,