type ManagerOptions struct {
	Local        string        // Local host name.
	Hosts        []string      // All hosts, including local in the grid.
	Incoming     func(n int64) // Record incoming bytes.
	Outgoing     func(n int64) // Record outgoing bytes.
	BlockConnect chan struct{} // If set, incoming and outgoing connections will be blocked until closed.
	RoutePath    string

	}

	const mapEntryOverhead = 200

	var (
		reader        io.Reader
		actualSize    int64 = -1
		fileName      string
		fanOutEntries = make([]minio.PutObjectFanOutEntry, 0, 100)
	)

	maxParts := 1000
	// Canonicalize the form values into http.Header.
	formValues := make(http.Header)
	var headerLen int64
	for {
		part, err := mp.NextRawPart()
		if errors.Is(err, io.EOF) {
			break
		}

		buffer := make([]byte, test.length)
		n, err := xlStorage.ReadFile(context.Background(), volume, test.file, int64(test.offset), buffer, NewBitrotVerifier(test.algorithm, h.Sum(nil)))

		switch {
		case err == nil && test.expError != nil:
			t.Errorf("Test %d: Expected error %v but got none.", i, test.expError)
		case err == nil && n != int64(test.length):
			t.Errorf("Test %d: %d bytes were expected, but %d were written", i, test.length, n)

		TraceType: t.TraceType,
		FuncName:  prefix + "." + h.String(),
		NodeName:  remote,
		Time:      start,
		Duration:  end.Sub(start),
		Path:      t.Subroute,
		Error:     errString,
		Bytes:     int64(len(req) + len(resp)),
		HTTP: &madmin.TraceHTTPStats{
			ReqInfo: madmin.TraceRequestInfo{
				Time:    start,
				Proto:   "grid",
				Method:  "REQ",
				Client:  local,
				Headers: nil,

    <RequestProgress>
        <Enabled>FALSE</Enabled>
    </RequestProgress>
</SelectObjectContentRequest>
`)

	csvData := genSampleCSVData(count)

	b.ResetTimer()
	b.ReportAllocs()
	b.SetBytes(int64(count))

	b.RunParallel(func(pb *testing.PB) {
		for pb.Next() {
			s3Select, err := NewS3Select(bytes.NewReader(requestXML))
			if err != nil {
				b.Fatal(err)
			}

	// Race test.
	timeout := newDynamicTimeout(time.Second, time.Millisecond)
	var wg sync.WaitGroup
	for i := 0; i < runtime.GOMAXPROCS(0); i++ {
		wg.Add(1)
		rng := rand.New(rand.NewSource(int64(i)))
		go func() {
			defer wg.Done()
			for i := 0; i < 100; i++ {
				for j := 0; j < 100; j++ {
					timeout.LogSuccess(time.Duration(float64(time.Second) * rng.Float64()))
				}
				to := timeout.Timeout()

	fmt.Fprint(w, "Hello, ")
	fmt.Fprint(w, "world!")
	w.Flush() // Don't forget to flush!
	// Output: Hello, world!
}

func ExampleWriter_AvailableBuffer() {
	w := bufio.NewWriter(os.Stdout)
	for _, i := range []int64{1, 2, 3, 4} {
		b := w.AvailableBuffer()
		b = strconv.AppendInt(b, i, 10)
		b = append(b, ' ')
		w.Write(b)
	}
	w.Flush()
	// Output: 1 2 3 4
}

		if !stmt.ReflectValue.IsValid() {
			db.AddError(ErrInvalidValue)
		}
	}

	for _, f := range p.fns {
		f(db)
	}

	if stmt.SQL.Len() > 0 {
		db.Logger.Trace(stmt.Context, curTime, func() (string, int64) {
			sql, vars := stmt.SQL.String(), stmt.Vars
			if filter, ok := db.Logger.(ParamsFilter); ok {
				sql, vars = filter.ParamsFilter(stmt.Context, stmt.SQL.String(), stmt.Vars...)
			}

package grid

import (
	"context"
	"errors"
	"fmt"
	"sync"
	"sync/atomic"
	"time"

	xioutil "github.com/minio/minio/internal/ioutil"
)

type muxServer struct {
	ID                 uint64
	LastPing           int64
	SendSeq, RecvSeq   uint32
	Resp               chan []byte
	BaseFlags          Flags
	ctx                context.Context
	cancel             context.CancelFunc
	inbound            chan []byte

}

// DecryptSinglePart decrypts an io.Writer which must an object
// uploaded with the single-part PUT API. The offset and length
// specify the requested range.
func DecryptSinglePart(w io.Writer, offset, length int64, key ObjectKey) io.WriteCloser {
	const PayloadSize = 1 << 16 // DARE 2.0
	w = ioutil.LimitedWriter(w, offset%PayloadSize, length)