// ... nothing changes for compressed stream.
			// if actualSize is -1 we have no known way to
			// determine what is the actualSize.
		case encrypted:
			decSize, err := sio.DecryptedSize(uint64(n))
			if err == nil {
				actualSize = int64(decSize)
			}
		default:
			actualSize = n
		}
	}

	partInfo := ObjectPartInfo{
		Number:     partID,
		ETag:       md5hex,
		Size:       n,

type ObjectPartInfo struct {
	ETag       string            `json:"etag,omitempty" msg:"e"`
	Number     int               `json:"number" msg:"n"`
	Size       int64             `json:"size" msg:"s"`        // Size of the part on the disk.
	ActualSize int64             `json:"actualSize" msg:"as"` // Original size of the part without compression or encryption bytes.

}

type tierMetrics struct {
	sync.RWMutex  // protects requestsCount only
	requestsCount map[string]struct {
		success int64
		failure int64
	}
	histogram *prometheus.HistogramVec
}

var globalTierMetrics = tierMetrics{
	requestsCount: make(map[string]struct {
		success int64
		failure int64
	}),
	histogram: prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name:    "tier_ttlb_seconds",

// signed byte values.
// We compute and return both.
func (b *block) computeChecksum() (unsigned, signed int64) {
	for i, c := range b {
		if 148 <= i && i < 156 {
			c = ' ' // Treat the checksum field itself as all spaces.
		}
		unsigned += int64(c)
		signed += int64(int8(c))
	}
	return unsigned, signed
}

// reset clears the block with all zeros.
func (b *block) reset() {

var _healingMetric_index = [...]uint8{0, 6, 12, 31}

func (i healingMetric) String() string {
	if i >= healingMetric(len(_healingMetric_index)-1) {
		return "healingMetric(" + strconv.FormatInt(int64(i), 10) + ")"
	}
	return _healingMetric_name[_healingMetric_index[i]:_healingMetric_index[i+1]]

var _batchJobMetric_index = [...]uint8{0, 11, 22, 28}

func (i batchJobMetric) String() string {
	if i >= batchJobMetric(len(_batchJobMetric_index)-1) {
		return "batchJobMetric(" + strconv.FormatInt(int64(i), 10) + ")"
	}
	return _batchJobMetric_name[_batchJobMetric_index[i]:_batchJobMetric_index[i+1]]

        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

               tensorflow::uint64 send_device_incarnation);

// Return a RecvOp op `op_name` with the attributes `send_device`,
// `recv_device`, and `send_device_incarnation` set.
TFE_Op* RecvOp(TFE_Context* ctx, const std::string& op_name,
               const std::string& send_device, const std::string& recv_device,
               tensorflow::uint64 send_device_incarnation);

		if text == nil {
			t.Errorf("%s: instruction outside TEXT", p)
		}
		size := int64(len(text.P)) - p.Pc
		if p.Link != nil {
			size = p.Link.Pc - p.Pc
		} else if p.Isize != 0 {
			size = int64(p.Isize)
		}
		var code []byte
		if p.Pc < int64(len(text.P)) {
			code = text.P[p.Pc:]
			if size < int64(len(code)) {
				code = code[:size]
			}
		}
		codeHex := fmt.Sprintf("%x", code)

	"errors"
	"fmt"
	"net/http"
	"net/url"
	"reflect"
	"strings"
	"testing"
)

// Tests maximum object size.
func TestMaxObjectSize(t *testing.T) {
	sizes := []struct {
		isMax bool
		size  int64
	}{
		// Test - 1 - maximum object size.
		{
			true,
			globalMaxObjectSize + 1,
		},
		// Test - 2 - not maximum object size.
		{
			false,
			globalMaxObjectSize - 1,
		},
	}