serverPools := z.getServerPoolsAvailableSpace(ctx)
        total := serverPools.TotalAvailable()
        // choose when we reach this many
        choose := rand.Uint64() % total
        atTotal := uint64(0)
        for _, pool := range serverPools {
                atTotal += pool.Available
                if atTotal > choose && pool.Available > 0 {
                        return pool.Index

	// As a matter of fact, this benchmark still triggers some spinning in the mutex.
	m := NewDRWMutex(ds, "")
	var acc0, acc1 uint64
	b.SetParallelism(4)
	b.RunParallel(func(pb *testing.PB) {
		c := make(chan bool)
		var data [4 << 10]uint64
		for i := 0; pb.Next(); i++ {
			if i%4 == 0 {
				m.Lock(id, source)
				acc0 -= 100
				acc1 += 100
				m.Unlock(b.Context())
			} else {

}

// ServerConfig represents a MinIO configuration file
type ServerConfig struct {
	ServerConfigVersion
	ServerConfigCommon
	Pools []struct {
		Args          []string `yaml:"args"`
		SetDriveCount uint64   `yaml:"set-drive-count"`
	} `yaml:"pools"`

//go:build (linux || darwin) && !appengine
// +build linux darwin
// +build !appengine

package cmd

import "syscall"

func direntInode(dirent *syscall.Dirent) uint64 {
	return dirent.Ino

	ioutilx.OsOpenFile = OpenFile
	ioutilx.OpenFileDirectIO = OpenFileDirectIO
	ioutilx.OsOpen = Open
}

type osMetrics struct {
	// All fields must be accessed atomically and aligned.
	operations [osMetricLast]uint64
	latency    [osMetricLast]lockedLastMinuteLatency
}

// time an os action.
func (o *osMetrics) time(s osMetric) func() {
	startTime := time.Now()
	return func() {
		duration := time.Since(startTime)

		})

		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++

			if part > 0 {
				cs = ""
			}
			if typ.Is(ChecksumIncludesMultipart) {
				wantLen := int(t) * length
				if len(b) < wantLen {
					break
				}
				// Read part checksum
				if part > 0 && uint64(part) <= t {
					offset := (part - 1) * length
					partCs := b[offset:]
					cs = base64.StdEncoding.EncodeToString(partCs[:length])
				}
				b = b[wantLen:]
			}
		} else if part > 1 {

	m.Set(scannerBucketScansFinished, float64(globalScannerMetrics.lifetime(scannerMetricScanBucketDrive)))
	m.Set(scannerBucketScansStarted, float64(globalScannerMetrics.lifetime(scannerMetricScanBucketDrive)+uint64(globalScannerMetrics.activeDrives())))
	m.Set(scannerDirectoriesScanned, float64(globalScannerMetrics.lifetime(scannerMetricScanFolder)))
	m.Set(scannerObjectsScanned, float64(globalScannerMetrics.lifetime(scannerMetricScanObject)))

pkg debug/elf, type Chdr64 struct
pkg debug/elf, type Chdr64 struct, Addralign uint64
pkg debug/elf, type Chdr64 struct, Size uint64
pkg debug/elf, type Chdr64 struct, Type uint32
pkg debug/elf, type CompressionType int
pkg debug/elf, type R_MIPS int
pkg debug/elf, type SectionHeader struct, FileSize uint64
pkg encoding/asn1, const ClassApplication = 1
pkg encoding/asn1, const ClassApplication ideal-int

	// If the request context is canceled, the stream will no longer process requests.
	// Requests sent cannot be used any further by the called.
	Requests chan<- []byte

	muxID uint64
	ctx   context.Context
}

// Send a payload to the remote server.
func (s *Stream) Send(b []byte) error {
	if s.Requests == nil {
		return errors.New("stream does not accept requests")
	}
	select {