[]uint64{64},
			[][]uint64{{16, 16, 16, 16}},
			true,
		},
		{
			[]string{"data{1...24}"},
			[]uint64{24},
			[][]uint64{{12, 12}},
			true,
		},
		{
			[]string{"data/controller{1...11}/export{1...8}"},
			[]uint64{88},
			[][]uint64{{11, 11, 11, 11, 11, 11, 11, 11}},
			true,
		},
		{
			[]string{"data{1...4}"},
			[]uint64{4},
			[][]uint64{{4}},
			true,

type ProxyMetric struct {
	PutTagTotal       uint64 `json:"putTaggingProxyTotal" msg:"ptc"`
	GetTagTotal       uint64 `json:"getTaggingProxyTotal" msg:"gtc"`
	RmvTagTotal       uint64 `json:"removeTaggingProxyTotal" msg:"rtc"`
	GetTotal          uint64 `json:"getProxyTotal" msg:"gc"`
	HeadTotal         uint64 `json:"headProxyTotal" msg:"hc"`
	PutTagFailedTotal uint64 `json:"putTaggingProxyFailed" msg:"ptf"`

	SQSARN       []string `json:"sqsARN"`
}

// serverConnStats holds transferred bytes from/to the server
type serverConnStats struct {
	internodeInputBytes  uint64
	internodeOutputBytes uint64
	s3InputBytes         uint64
	s3OutputBytes        uint64
}

// ServerHTTPAPIStats holds total number of HTTP operations from/to the server,
// including the average duration the call was spent.
type ServerHTTPAPIStats struct {

var prefixUsageCache = cachevalue.New[map[string]uint64]()

// loadPrefixUsageFromBackend returns prefix usages found in passed buckets
//
//	e.g.:  /testbucket/prefix => 355601334
func loadPrefixUsageFromBackend(ctx context.Context, objAPI ObjectLayer, bucket string) (map[string]uint64, error) {
	z, ok := objAPI.(*erasureServerPools)
	if !ok {
		// Prefix usage is empty
		return map[string]uint64{}, nil
	}

	cache := dataUsageCache{}

		return nil
	}

	var (
		clusterSize               uint64
		clusterBuckets            uint64
		clusterObjectsCount       uint64
		clusterVersionsCount      uint64
		clusterDeleteMarkersCount uint64
	)

	clusterObjectSizesHistogram := map[string]uint64{}
	clusterVersionsHistogram := map[string]uint64{}
	for _, usage := range dataUsageInfo.BucketsUsage {
		clusterBuckets++

	tests := []struct {
		sizes []int64
		want  map[string]uint64
	}{
		{
			sizes: []int64{100, 1000, 72_000, 100_000},
			want: map[string]uint64{
				"LESS_THAN_1024_B":         2,
				"BETWEEN_64_KB_AND_256_KB": 2,
				"BETWEEN_1024B_AND_1_MB":   2,
			},
		},
		{
			sizes: []int64{100, 1000, 2000, 100_000, 13 * humanize.MiByte},
			want: map[string]uint64{
				"LESS_THAN_1024_B":         2,

	var err error
	if r.fr != nil {
		err = r.fr.Close()
		flateReaderPool.Put(r.fr)
		r.fr = nil
	}
	return err
}

var (
	compressors   sync.Map // map[uint16]Compressor
	decompressors sync.Map // map[uint16]Decompressor
)

func init() {
	compressors.Store(Store, Compressor(func(w io.Writer) (io.WriteCloser, error) { return &nopCloser{w}, nil }))

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

package cmd

import "syscall"

func direntNamlen(dirent *syscall.Dirent) (uint64, error) {
	return uint64(dirent.Namlen), nil

// hashDeterministicString will return a deterministic hash for the map values.
// Trivial collisions are avoided, but this is by no means a strong hash.
func hashDeterministicString(m map[string]string) uint64 {
	// Seed (random)
	crc := uint64(0xc2b40bbac11a7295)
	// Xor each value to make order independent
	for k, v := range m {
		// Separate key and value with an individual xor with a random number.

			if w.flatten {
				*e = got.flatten(*e)
			}
			if e.Size != int64(w.size) {
				t.Error("got size", e.Size, "want", w.size)
			}
			if e.Objects != uint64(w.objs) {
				t.Error("got objects", e.Objects, "want", w.objs)
			}
			if e.Versions != uint64(w.objs) {
				t.Error("got versions", e.Versions, "want", w.objs)
			}
			if e.ObjSizes != w.oSizes {
				t.Error("got histogram", e.ObjSizes, "want", w.oSizes)
			}