mu        sync.Mutex
	init      sync.Once
	lastMinuteLatency
}

func (e *lockedLastMinuteLatency) add(value time.Duration) {
	e.addSize(value, 0)
}

// addSize will add a duration and size.
func (e *lockedLastMinuteLatency) addSize(value time.Duration, sz int64) {
	// alloc on every call, so we have a clean entry to swap in.
	t := time.Now().Unix()
	e.init.Do(func() {
		e.cached.Store(&AccElem{})

	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	_, isEncrypted := crypto.IsEncrypted(mi.UserDefined)

	// Read compression metadata preserved in the init multipart for the decision.
	_, isCompressed := mi.UserDefined[ReservedMetadataPrefix+"compression"]
	// Compress only if the compression is enabled during initial multipart.
	var idxCb func() []byte
	if isCompressed {

	cacheNamespace       = "cache"
	s3Namespace          = "s3"
	bucketNamespace      = "bucket"
	minioNamespace       = "minio"
	diskNamespace        = "disk"
	interNodeNamespace   = "internode"
)

func init() {
	prometheus.MustRegister(httpRequestsDuration)
	prometheus.MustRegister(newMinioCollector())
	prometheus.MustRegister(minioVersionInfo)
}

// newMinioCollector describes the collector

	ConnClientWriteDeadline time.Duration

	ShutdownTimeout     time.Duration
	IdleTimeout         time.Duration
	ReadHeaderTimeout   time.Duration
	MaxIdleConnsPerHost int

	SendBufSize, RecvBufSize int
	CrossDomainXML           string
	// The layout of disks as interpreted
	Layout disksLayout
}

var (
	// Global user opts context
	globalServerCtxt serverCtxt

		meta, err := os.ReadFile(file + ".json")
		if err != nil {
			return err
		}
		type erasureInfo struct {
			V2Obj *struct {
				EcDist  []int
				EcIndex int
				EcM     int
				EcN     int
				Size    int
			}
		}
		var ei erasureInfo
		var idx int
		if err := json.Unmarshal(meta, &ei); err == nil && ei.V2Obj != nil {
			if size == 0 {
				size = ei.V2Obj.Size
				mapped = make([]byte, size)

		noLockOpts := ObjectOptions{NoLock: true}
		return z.rebalMeta.saveWithOpts(ctx, z.serverPools[0], noLockOpts)
	}

	return nil
}

func (z *erasureServerPools) findIndex(index int) int {
	for i := 0; i < len(z.rebalMeta.PoolStats); i++ {
		if i == index {
			return index
		}
	}
	return -1
}

// initRebalanceMeta initializes rebalance metadata for a new rebalance

}

// Msgsize returns the size of an empty JSON object.
func (j *JSON[T]) Msgsize() int {
	return j.p.emptySz
}

// NoPayload is a type that can be used for handlers that do not use a payload.
type NoPayload struct{}

// Msgsize returns 0.
func (p NoPayload) Msgsize() int {
	return 0
}

// UnmarshalMsg satisfies the interface, but is a no-op.

				return
			}
		}
	}
	o = bts
	return
}

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z *MetricDescription) Msgsize() (s int) {

package cmd

import (
	"bytes"
	"context"
	"encoding/json"
	"fmt"
	"os"
	"path"
	"path/filepath"
	"testing"
)

type usageTestFile struct {
	name string
	size int
}

func TestDataUsageUpdate(t *testing.T) {
	base := t.TempDir()
	const bucket = "bucket"
	files := []usageTestFile{
		{name: "rootfile", size: 10000},
		{name: "rootfile2", size: 10000},

		return xhttp.AmzChecksumSHA1
	case c.Is(ChecksumSHA256):
		return xhttp.AmzChecksumSHA256
	}
	return ""
}

// RawByteLen returns the size of the un-encoded checksum.
func (c ChecksumType) RawByteLen() int {
	switch {
	case c.Is(ChecksumCRC32):
		return 4
	case c.Is(ChecksumCRC32C):
		return 4
	case c.Is(ChecksumSHA1):
		return sha1.Size
	case c.Is(ChecksumSHA256):
		return sha256.Size
	}