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How to use newActiveVUPool method of executor Package

Best K6 code snippet using executor.newActiveVUPool

ramping_arrival_rate.go

Source:ramping_arrival_rate.go

...304	}).Debug("Starting executor run...")305	activeVUsWg := &sync.WaitGroup{}306	returnedVUs := make(chan struct{})307	startTime, maxDurationCtx, regDurationCtx, cancel := getDurationContexts(parentCtx, duration, gracefulStop)308	vusPool := newActiveVUPool()309	defer func() {310		// Make sure all VUs aren't executing iterations anymore, for the cancel()311		// below to deactivate them.312		<-returnedVUs313		// first close the vusPool so we wait for the gracefulShutdown314		vusPool.Close()315		cancel()316		activeVUsWg.Wait()317	}()318	activeVUsCount := uint64(0)319	tickerPeriod := int64(startTickerPeriod.Duration)320	vusFmt := pb.GetFixedLengthIntFormat(maxVUs)321	itersFmt := pb.GetFixedLengthFloatFormat(maxArrivalRatePerSec, 0) + " iters/s"322	progressFn := func() (float64, []string) {323		currActiveVUs := atomic.LoadUint64(&activeVUsCount)324		currentTickerPeriod := atomic.LoadInt64(&tickerPeriod)325		progVUs := fmt.Sprintf(vusFmt+"/"+vusFmt+" VUs",326			vusPool.Running(), currActiveVUs)327		itersPerSec := 0.0328		if currentTickerPeriod > 0 {329			itersPerSec = float64(time.Second) / float64(currentTickerPeriod)330		}331		progIters := fmt.Sprintf(itersFmt, itersPerSec)332		right := []string{progVUs, duration.String(), progIters}333		spent := time.Since(startTime)334		if spent > duration {335			return 1, right336		}337		spentDuration := pb.GetFixedLengthDuration(spent, duration)338		progDur := fmt.Sprintf("%s/%s", spentDuration, duration)339		right[1] = progDur340		return math.Min(1, float64(spent)/float64(duration)), right341	}342	varr.progress.Modify(pb.WithProgress(progressFn))343	go trackProgress(parentCtx, maxDurationCtx, regDurationCtx, &varr, progressFn)344	maxDurationCtx = lib.WithScenarioState(maxDurationCtx, &lib.ScenarioState{345		Name:       varr.config.Name,346		Executor:   varr.config.Type,347		StartTime:  startTime,348		ProgressFn: progressFn,349	})350	returnVU := func(u lib.InitializedVU) {351		varr.executionState.ReturnVU(u, true)352		activeVUsWg.Done()353	}354	runIterationBasic := getIterationRunner(varr.executionState, varr.logger)355	activateVU := func(initVU lib.InitializedVU) lib.ActiveVU {356		activeVUsWg.Add(1)357		activeVU := initVU.Activate(358			getVUActivationParams(359				maxDurationCtx, varr.config.BaseConfig, returnVU,360				varr.nextIterationCounters))361		varr.executionState.ModCurrentlyActiveVUsCount(+1)362		atomic.AddUint64(&activeVUsCount, 1)363		vusPool.AddVU(maxDurationCtx, activeVU, runIterationBasic)364		return activeVU365	}366	remainingUnplannedVUs := maxVUs - preAllocatedVUs367	makeUnplannedVUCh := make(chan struct{})368	defer close(makeUnplannedVUCh)369	go func() {370		defer close(returnedVUs)371		for range makeUnplannedVUCh {372			varr.logger.Debug("Starting initialization of an unplanned VU...")373			initVU, err := varr.executionState.GetUnplannedVU(maxDurationCtx, varr.logger)374			if err != nil {375				// TODO figure out how to return it to the Run goroutine376				varr.logger.WithError(err).Error("Error while allocating unplanned VU")377			} else {378				varr.logger.Debug("The unplanned VU finished initializing successfully!")379				activateVU(initVU)380			}381		}382	}()383	// Get the pre-allocated VUs in the local buffer384	for i := int64(0); i < preAllocatedVUs; i++ {385		initVU, err := varr.executionState.GetPlannedVU(varr.logger, false)386		if err != nil {387			return err388		}389		activateVU(initVU)390	}391	regDurationDone := regDurationCtx.Done()392	timer := time.NewTimer(time.Hour)393	start := time.Now()394	ch := make(chan time.Duration, 10) // buffer 10 iteration times ahead395	var prevTime time.Duration396	shownWarning := false397	metricTags := varr.getMetricTags(nil)398	go varr.config.cal(varr.et, ch)399	droppedIterationMetric := varr.executionState.BuiltinMetrics.DroppedIterations400	for nextTime := range ch {401		select {402		case <-regDurationDone:403			return nil404		default:405		}406		atomic.StoreInt64(&tickerPeriod, int64(nextTime-prevTime))407		prevTime = nextTime408		b := time.Until(start.Add(nextTime))409		if b > 0 { // TODO: have a minimal ?410			timer.Reset(b)411			select {412			case <-timer.C:413			case <-regDurationDone:414				return nil415			}416		}417		if vusPool.TryRunIteration() {418			continue419		}420		// Since there aren't any free VUs available, consider this iteration421		// dropped - we aren't going to try to recover it, but422		metrics.PushIfNotDone(parentCtx, out, droppedIterationMetric.Sample(time.Now(), metricTags, 1))423		// We'll try to start allocating another VU in the background,424		// non-blockingly, if we have remainingUnplannedVUs...425		if remainingUnplannedVUs == 0 {426			if !shownWarning {427				varr.logger.Warningf("Insufficient VUs, reached %d active VUs and cannot initialize more", maxVUs)428				shownWarning = true429			}430			continue431		}432		select {433		case makeUnplannedVUCh <- struct{}{}: // great!434			remainingUnplannedVUs--435		default: // we're already allocating a new VU436		}437	}438	return nil439}440// activeVUPool controls the activeVUs441// executing the received requests for iterations.442type activeVUPool struct {443	iterations chan struct{}444	running    uint64445	wg         sync.WaitGroup446}447// newActiveVUPool returns an activeVUPool.448func newActiveVUPool() *activeVUPool {449	return &activeVUPool{450		iterations: make(chan struct{}),451	}452}453// TryRunIteration invokes a request to execute a new iteration.454// When there are no available VUs to process the request455// then false is returned.456func (p *activeVUPool) TryRunIteration() bool {457	select {458	case p.iterations <- struct{}{}:459		return true460	default:461		return false462	}...

newActiveVUPool

Using AI Code Generation

1import (2func main() {3	for i := 0; i < 100; i++ {4		wg.Add(1)5		go func() {6			defer wg.Done()7			fmt.Println(runtime.NumGoroutine())8		}()9	}10	wg.Wait()11}12import (13func main() {14	for i := 0; i < 100; i++ {15		wg.Add(1)16		go func() {17			defer wg.Done()18			fmt.Println(runtime.NumGoroutine())19		}()20	}21	wg.Wait()22}23import (24func main() {25	for i := 0; i < 100; i++ {26		wg.Add(1)27		go func() {28			defer wg.Done()29			fmt.Println(runtime.NumGoroutine())30		}()31	}32	wg.Wait()33}34import (35func main() {36	for i := 0; i < 100; i++ {37		wg.Add(1)38		go func() {39			defer wg.Done()40			fmt.Println(runtime.NumGoroutine())41		}()42	}43	wg.Wait()44}45import (46func main() {47	for i := 0; i < 100; i++ {48		wg.Add(1)49		go func() {50			defer wg.Done()51			fmt.Println(runtime.NumGoroutine())52		}()53	}54	wg.Wait()55}

newActiveVUPool

Using AI Code Generation

1func main() {2  executor := NewExecutor()3  executor.newActiveVUPool()4}5func main() {6  executor := NewExecutor()7  executor.newActiveVUPool()8}9func main() {10  executor := NewExecutor()11  executor.newActiveVUPool()12}13func main() {14  executor := NewExecutor()15  executor.newActiveVUPool()16}17func main() {18  executor := NewExecutor()19  executor.newActiveVUPool()20}21func main() {22  executor := NewExecutor()23  executor.newActiveVUPool()24}25func main() {26  executor := NewExecutor()27  executor.newActiveVUPool()28}29func main() {30  executor := NewExecutor()31  executor.newActiveVUPool()32}33func main() {34  executor := NewExecutor()35  executor.newActiveVUPool()36}37func main() {38  executor := NewExecutor()39  executor.newActiveVUPool()40}41func main() {42  executor := NewExecutor()43  executor.newActiveVUPool()44}45func main() {46  executor := NewExecutor()47  executor.newActiveVUPool()48}49func main() {50  executor := NewExecutor()51  executor.newActiveVUPool()

newActiveVUPool

Using AI Code Generation

1import "github.com/vechain/thor/executor"2func main() {3    executor.NewActiveVUPool()4}5import "github.com/vechain/thor/executor"6func main() {7    executor.NewActiveVUPool()8}9import "github.com/vechain/thor/executor"10func main() {11    executor.NewActiveVUPool()12}13import "github.com/vechain/thor/executor"14func main() {15    executor.NewActiveVUPool()16}17import "github.com/vechain/thor/executor"18func main() {19    executor.NewActiveVUPool()20}21import "github.com/vechain/thor/executor"22func main() {23    executor.NewActiveVUPool()24}25import "github.com/vechain/thor/executor"26func main() {27    executor.NewActiveVUPool()28}29import "github.com/vechain/thor/executor"30func main() {31    executor.NewActiveVUPool()32}33import "github.com/vechain/thor/executor"34func main() {35    executor.NewActiveVUPool()36}37import "github.com/vechain/thor/executor"38func main() {39    executor.NewActiveVUPool()40}41import "github.com/

newActiveVUPool

Using AI Code Generation

1func main() {2    executor := NewExecutor()3    executor.newActiveVUPool()4}5func main() {6    executor := NewExecutor()7    executor.newActiveVUPool()8}9func main() {10    executor := NewExecutor()11    executor.newActiveVUPool()12}13func main() {14    executor := NewExecutor()15    executor.newActiveVUPool()16}17func main() {18    executor := NewExecutor()19    executor.newActiveVUPool()20}21func main() {22    executor := NewExecutor()23    executor.newActiveVUPool()24}25func main() {26    executor := NewExecutor()27    executor.newActiveVUPool()28}29func main() {30    executor := NewExecutor()31    executor.newActiveVUPool()32}33func main() {34    executor := NewExecutor()35    executor.newActiveVUPool()36}37func main() {38    executor := NewExecutor()39    executor.newActiveVUPool()40}41func main() {42    executor := NewExecutor()43    executor.newActiveVUPool()44}45func main() {46    executor := NewExecutor()47    executor.newActiveVUPool()48}49func main() {

newActiveVUPool

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    istanbul.NewActiveVUPool(2, 3)5}6import (7func main() {8    fmt.Println("Hello, playground")9    istanbul.NewActiveVUPool(2, 3)10}11../../../go/src/github.com/ethereum/go-ethereum/consensus/istanbul/active_vu_pool.go:36: cannot use vu (type *ValidatorUtils) as type istanbul.ValidatorUtils in argument to istanbul.NewActiveVUPool:12    *ValidatorUtils does not implement istanbul.ValidatorUtils (wrong type for GetValidator method)13        have GetValidator("github.com/ethereum/go-ethereum/common".Address) *istanbul.Validator14        want GetValidator("github.com/ethereum/go-ethereum/common".Address) *istanbul.Validators

newActiveVUPool

Using AI Code Generation

1import (2func main() {3	wg.Add(2)4	fmt.Println("Starting go routines")5	go func() {6		defer wg.Done()7		for count := 0; count < 3; count++ {8			for char := 'a'; char < 'a'+26; char++ {9				fmt.Printf("%c ", char)10			}11		}12	}()13	go func() {14		defer wg.Done()15		for count := 0; count < 3; count++ {16			for char := 'A'; char < 'A'+26; char++ {17				fmt.Printf("%c ", char)18			}19		}20	}()21	fmt.Println("Waiting to finish")22	wg.Wait()23	fmt.Println("\nTerminating program")24}25import (26func main() {27	wg.Add(2)28	fmt.Println("Starting go routines")29	go func() {30		defer wg.Done()31		for count := 0; count < 3; count++ {32			for char := 'a'; char < 'a'+26; char++ {33				fmt.Printf("%c ", char)34			}35		}36	}()37	go func() {38		defer wg.Done()

newActiveVUPool

Using AI Code Generation

1import (2func main() {3	e := executor.NewExecutor()4	pool, err := e.NewActiveVUPool(10)5	if err != nil {6		fmt.Println(err)7	}8	fmt.Println(pool)9}10import (11func main() {12	e := executor.NewExecutor()13	pool, err := e.NewActiveVUPool(10)14	if err != nil {15		fmt.Println(err)16	}17	fmt.Println(pool)18}19import (20func main() {21	e := executor.NewExecutor()22	pool, err := e.NewActiveVUPool(10)23	if err != nil {24		fmt.Println(err)25	}26	fmt.Println(pool)27}28import (29func main() {30	e := executor.NewExecutor()31	pool, err := e.NewActiveVUPool(10)32	if err != nil {33		fmt.Println(err)34	}35	fmt.Println(pool)36}37import (38func main() {39	e := executor.NewExecutor()40	pool, err := e.NewActiveVUPool(10)41	if err != nil {42		fmt.Println(err)43	}44	fmt.Println(pool)45}

newActiveVUPool

Using AI Code Generation

1func main() {2    exec := NewExecutor()3    exec.NewActiveVUPool()4}5func main() {6    exec := NewExecutor()7    exec.NewActiveVUPool()8    exec.Run()9}10func main() {11    exec := NewExecutor()12    exec.NewActiveVUPool()13    exec.Run()14    exec.GetState()15}16func main() {17    exec := NewExecutor()18    exec.NewActiveVUPool()19    exec.Run()20    exec.GetState()21    exec.SetState()22}23func main() {24    exec := NewExecutor()25    exec.NewActiveVUPool()26    exec.Run()27    exec.GetState()28    exec.SetState()29    exec.GetProgress()30}31func main() {32    exec := NewExecutor()33    exec.NewActiveVUPool()34    exec.Run()35    exec.GetState()36    exec.SetState()37    exec.GetProgress()38    exec.GetProgress()39}

newActiveVUPool

Using AI Code Generation

1func (e *Executor) newActiveVUPool() *activeVUPool {2	return &activeVUPool{3		vus:           make(map[*vu]struct{}),4		activeVUs:     make(map[*vu]struct{}),5		executionStep: make(chan struct{}),6	}7}8func (e *Executor) newActiveVUPool() *activeVUPool {9	return &activeVUPool{10		vus:           make(map[*vu]struct{}),11		activeVUs:     make(map[*vu]struct{}),12		executionStep: make(chan struct{}),13	}14}15func (e *Executor) newActiveVUPool() *activeVUPool {16	return &activeVUPool{17		vus:           make(map[*vu]struct{}),18		activeVUs:     make(map[*vu]struct{}),19		executionStep: make(chan struct{}),20	}21}22func (e *Executor) newActiveVUPool() *activeVUPool {23	return &activeVUPool{24		vus:           make(map[*vu]struct{}),25		activeVUs:     make(map[*vu]struct{}),26		executionStep: make(chan struct{}),27	}28}

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