d.dirRecordsThisDisk = b.uint64() // total number of entries in the central directory on this disk
	d.directoryRecords = b.uint64()   // total number of entries in the central directory
	d.directorySize = b.uint64()      // size of the central directory
	d.directoryOffset = b.uint64()    // offset of start of central directory with respect to the starting disk number

	return nil

	if objAPI == nil {
		return SpeedTestResult{}, errServerNotInitialized
	}

	var wg sync.WaitGroup
	var errOnce sync.Once
	var retError string
	var totalBytesWritten uint64
	var totalBytesRead uint64

	objCountPerThread := make([]uint64, opts.concurrency)

	uploadsCtx, uploadsCancel := context.WithTimeout(ctx, opts.duration)
	defer uploadsCancel()

	objNamePrefix := pathJoin(speedTest, mustGetUUID())

pkg sync/atomic, method (*Uint32) Swap(uint32) uint32 #50860
pkg sync/atomic, method (*Uint64) Add(uint64) uint64 #50860
pkg sync/atomic, method (*Uint64) CompareAndSwap(uint64, uint64) bool #50860
pkg sync/atomic, method (*Uint64) Load() uint64 #50860
pkg sync/atomic, method (*Uint64) Store(uint64) #50860
pkg sync/atomic, method (*Uint64) Swap(uint64) uint64 #50860
pkg sync/atomic, method (*Uintptr) Add(uintptr) uintptr #50860

pkg math/bits, func Add64(uint64, uint64, uint64) (uint64, uint64)
pkg math/bits, func Div(uint, uint, uint) (uint, uint)
pkg math/bits, func Div32(uint32, uint32, uint32) (uint32, uint32)
pkg math/bits, func Div64(uint64, uint64, uint64) (uint64, uint64)
pkg math/bits, func Mul(uint, uint) (uint, uint)
pkg math/bits, func Mul32(uint32, uint32) (uint32, uint32)
pkg math/bits, func Mul64(uint64, uint64) (uint64, uint64)

			}
		}

		throughputHighestGet := uint64(0)
		throughputHighestPut := uint64(0)
		var throughputHighestResults []SpeedTestResult

		sendResult := func() {
			var result madmin.SpeedTestResult

			durationSecs := opts.duration.Seconds()

			result.GETStats.ThroughputPerSec = throughputHighestGet / uint64(durationSecs)
			result.GETStats.ObjectsPerSec = throughputHighestGet / uint64(opts.objectSize) / uint64(durationSecs)

			b.uint32(uint32max) // uncompressed size

			// append a zip64 extra block to Extra
			var buf [28]byte // 2x uint16 + 3x uint64
			eb := writeBuf(buf[:])
			eb.uint16(zip64ExtraID)
			eb.uint16(24) // size = 3x uint64
			eb.uint64(h.UncompressedSize64)
			eb.uint64(h.CompressedSize64)
			eb.uint64(h.offset)
			h.Extra = append(h.Extra, buf[:]...)
		} else {
			b.uint32(h.CompressedSize)
			b.uint32(h.UncompressedSize)

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"`

	s := unix.Statvfs_t{}
	if err = unix.Statvfs(path, &s); err != nil {
		return Info{}, err
	}
	reservedBlocks := uint64(s.Bfree) - uint64(s.Bavail)
	info = Info{
		Total:  uint64(s.Frsize) * (uint64(s.Blocks) - reservedBlocks),
		Free:   uint64(s.Frsize) * uint64(s.Bavail),
		Files:  uint64(s.Files),
		Ffree:  uint64(s.Ffree),
		FSType: getFSType(s.Fstr[:]),
	}
	if info.Free > info.Total {

func (t *Mask) SetIf(b bool, other Mask) {
	if b {
		*t |= other
	}
}

// Mask returns the mask as a uint64.
func (t Mask) Mask() uint64 {
	return uint64(t)
}

// Maskable implementations must return their mask as a 64 bit uint.
type Maskable interface {
	Mask() uint64

	}

	var numHealers uint64

	if numCores := uint64(runtime.GOMAXPROCS(0)); info.NRRequests > numCores {
		numHealers = numCores / 4
	} else {
		numHealers = info.NRRequests / 4
	}
	if numHealers < 4 {
		numHealers = 4
	}
	// allow overriding this value as well..
	if v := globalHealConfig.GetWorkers(); v > 0 {
		numHealers = uint64(v)
	}