switch speed := env.Get(EnvSpeed, kvs.GetWithDefault(Speed, DefaultKVS)); speed {
	case "fastest":
		cfg.Delay, cfg.MaxWait, cfg.Cycle = 0, 0, time.Second
	case "fast":
		cfg.Delay, cfg.MaxWait, cfg.Cycle = 1, 100*time.Millisecond, time.Minute
	case "default":
		cfg.Delay, cfg.MaxWait, cfg.Cycle = 2, time.Second, time.Minute
	case "slow":
		cfg.Delay, cfg.MaxWait, cfg.Cycle = 10, 15*time.Second, time.Minute
	case "slowest":

		done := make(chan struct{})
		go func() {
			defer close(done)
			time.Sleep(10 * time.Millisecond)
			fn()
		}()
		rb.CloseWithError(errors.New("test error"))
		<-done

		rb.Reset()
		done = make(chan struct{})
		go func() {
			defer close(done)
			fn()
		}()
		time.Sleep(10 * time.Millisecond)
		rb.CloseWithError(errors.New("test error"))
		<-done
	}
	testCancel(func() {

	Discard = New(log.New(io.Discard, "", log.LstdFlags), Config{})
	// Default Default logger
	Default = New(log.New(os.Stdout, "\r\n", log.LstdFlags), Config{
		SlowThreshold:             200 * time.Millisecond,
		LogLevel:                  Warn,
		IgnoreRecordNotFoundError: false,
		Colorful:                  true,
	})
	// Recorder logger records running SQL into a recorder instance

	return nil
}

func (target ExampleTarget) send(eventData Event) error {
	b := make([]byte, 1)
	if _, err := rand.Read(b); err != nil {
		panic(err)
	}

	time.Sleep(time.Duration(b[0]) * time.Millisecond)

	if target.sendErr {
		return errors.New("send error")
	}

	return nil
}

// SendFromStore - interface compatible method does no-op.
func (target *ExampleTarget) SendFromStore(_ store.Key) error {

			b, err = handler(m.Payload)
			if debugPrint {
				fmt.Println(c.Local, "Handler returned payload:", bytesOrLength(b), "err:", err)
			}
		}()

		if m.DeadlineMS > 0 && time.Since(start).Milliseconds()+c.addDeadline.Milliseconds() > int64(m.DeadlineMS) {
			if debugReqs {
				fmt.Println(m.MuxID, c.StringReverse(), "DEADLINE EXCEEDED")
			}
			// No need to return result
			PutByteBuffer(b)
			return
		}

			return
		}
		t := time.NewTicker(time.Duration(pingInterval) * time.Second)
		defer t.Stop()
		emptyEventTicker = t.C
	} else {
		// Deprecated Apr 2023
		t := time.NewTicker(500 * time.Millisecond)
		defer t.Stop()
		keepAliveTicker = t.C
	}

	enc := json.NewEncoder(w)
	for {
		select {
		case ev := <-mergeCh:
			_, err := w.Write(ev)
			if err != nil {
				return
			}

package deadlineconn

import (
	"context"
	"net"
	"sync"
	"sync/atomic"
	"time"
)

// updateInterval is the minimum time between deadline updates.
const updateInterval = 250 * time.Millisecond

// DeadlineConn - is a generic stream-oriented network connection supporting buffered reader and read/write timeout.
type DeadlineConn struct {
	net.Conn

func (rl ReplicationLatency) getUploadLatency() (ret map[string]uint64) {
	ret = make(map[string]uint64)
	avg := rl.UploadHistogram.GetAvgData()
	for k, v := range avg {
		// Convert nanoseconds to milliseconds
		ret[sizeTagToString(k)] = uint64(v.avg() / time.Millisecond)
	}
	return ret
}

// Update replication upload latency with a new value
func (rl *ReplicationLatency) update(size int64, duration time.Duration) {

		auth:                     auth,
		connected:                connected,
		lastConn:                 time.Now().UnixNano(),
		MaxErrResponseSize:       4096,
		HealthCheckReconnectUnit: 200 * time.Millisecond,
		HealthCheckTimeout:       time.Second,
	}
	if err != nil {
		clnt.lastErr = err
		clnt.lastErrTime = time.Now()
	}

	if clnt.HealthCheckFn != nil {
		// make connection pre-emptively.

],ge);var ht,ct,Lt=V("Seconds",!1);for(W("S",0,0,function(){return~~(this.millisecond()/100)}),W(0,["SS",2],0,function(){return~~(this.millisecond()/10)}),W(0,["SSS",3],0,"millisecond"),W(0,["SSSS",4],0,function(){return 10*this.millisecond()}),W(0,["SSSSS",5],0,function(){return 100*this.millisecond()}),W(0,["SSSSSS",6],0,function(){return 1e3*this.millisecond()}),W(0,["SSSSSSS",7],0,function(){return 1e4*this.millisecond()}),W(0,["SSSSSSSS",8],0,function(){return 1e5*this.millisecond()}),W(0,[...