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K6
cloud
NewSampleFromTrail

How to use NewSampleFromTrail method of cloud Package

Best K6 code snippet using cloud.NewSampleFromTrail

output.go

Source:output.go

...316			// Check if aggregation is enabled,317			if out.config.AggregationPeriod.Duration > 0 {318				newHTTPTrails = append(newHTTPTrails, sc)319			} else {320				newSamples = append(newSamples, NewSampleFromTrail(sc))321			}322		case *netext.NetTrail:323			// TODO: aggregate?324			values := map[string]float64{325				metrics.DataSentName:     float64(sc.BytesWritten),326				metrics.DataReceivedName: float64(sc.BytesRead),327			}328			if sc.FullIteration {329				values[metrics.IterationDurationName] = metrics.D(sc.EndTime.Sub(sc.StartTime))330				values[metrics.IterationsName] = 1331			}332			newSamples = append(newSamples, &Sample{333				Type:   DataTypeMap,334				Metric: "iter_li_all",335				Data: &SampleDataMap{336					Time:   toMicroSecond(sc.GetTime()),337					Tags:   sc.GetTags(),338					Values: values,339				},340			})341		default:342			for _, sample := range sampleContainer.GetSamples() {343				newSamples = append(newSamples, &Sample{344					Type:   DataTypeSingle,345					Metric: sample.Metric.Name,346					Data: &SampleDataSingle{347						Type:  sample.Metric.Type,348						Time:  toMicroSecond(sample.Time),349						Tags:  sample.Tags,350						Value: sample.Value,351					},352				})353			}354		}355	}356	if len(newSamples) > 0 || len(newHTTPTrails) > 0 {357		out.bufferMutex.Lock()358		out.bufferSamples = append(out.bufferSamples, newSamples...)359		out.bufferHTTPTrails = append(out.bufferHTTPTrails, newHTTPTrails...)360		out.bufferMutex.Unlock()361	}362}363//nolint:funlen,nestif,gocognit364func (out *Output) aggregateHTTPTrails(waitPeriod time.Duration) {365	out.bufferMutex.Lock()366	newHTTPTrails := out.bufferHTTPTrails367	out.bufferHTTPTrails = nil368	out.bufferMutex.Unlock()369	aggrPeriod := int64(out.config.AggregationPeriod.Duration)370	// Distribute all newly buffered HTTP trails into buckets and sub-buckets371	// this key is here specifically to not incur more allocations then necessary372	// if you change this code please run the benchmarks and add the results to the commit message373	var subBucketKey [3]string374	for _, trail := range newHTTPTrails {375		trailTags := trail.GetTags()376		bucketID := trail.GetTime().UnixNano() / aggrPeriod377		// Get or create a time bucket for that trail period378		bucket, ok := out.aggrBuckets[bucketID]379		if !ok {380			bucket = make(map[[3]string]aggregationBucket)381			out.aggrBuckets[bucketID] = bucket382		}383		subBucketKey[0], _ = trailTags.Get("name")384		subBucketKey[1], _ = trailTags.Get("group")385		subBucketKey[2], _ = trailTags.Get("status")386		subBucket, ok := bucket[subBucketKey]387		if !ok {388			subBucket = aggregationBucket{}389			bucket[subBucketKey] = subBucket390		}391		// Either use an existing subbucket key or use the trail tags as a new one392		subSubBucketKey := trailTags393		subSubBucket, ok := subBucket[subSubBucketKey]394		if !ok {395			for sbTags, sb := range subBucket {396				if trailTags.IsEqual(sbTags) {397					subSubBucketKey = sbTags398					subSubBucket = sb399					break400				}401			}402		}403		subBucket[subSubBucketKey] = append(subSubBucket, trail)404	}405	// Which buckets are still new and we'll wait for trails to accumulate before aggregating406	bucketCutoffID := time.Now().Add(-waitPeriod).UnixNano() / aggrPeriod407	iqrRadius := out.config.AggregationOutlierIqrRadius.Float64408	iqrLowerCoef := out.config.AggregationOutlierIqrCoefLower.Float64409	iqrUpperCoef := out.config.AggregationOutlierIqrCoefUpper.Float64410	newSamples := []*Sample{}411	// Handle all aggregation buckets older than bucketCutoffID412	for bucketID, subBuckets := range out.aggrBuckets {413		if bucketID > bucketCutoffID {414			continue415		}416		for _, subBucket := range subBuckets {417			for tags, httpTrails := range subBucket {418				// start := time.Now() // this is in a combination with the log at the end419				trailCount := int64(len(httpTrails))420				if trailCount < out.config.AggregationMinSamples.Int64 {421					for _, trail := range httpTrails {422						newSamples = append(newSamples, NewSampleFromTrail(trail))423					}424					continue425				}426				aggrData := &SampleDataAggregatedHTTPReqs{427					Time: toMicroSecond(time.Unix(0, bucketID*aggrPeriod+aggrPeriod/2)),428					Type: "aggregated_trend",429					Tags: tags,430				}431				if out.config.AggregationSkipOutlierDetection.Bool {432					// Simply add up all HTTP trails, no outlier detection433					for _, trail := range httpTrails {434						aggrData.Add(trail)435					}436				} else {437					connDurations := make(durations, trailCount)438					reqDurations := make(durations, trailCount)439					for i, trail := range httpTrails {440						connDurations[i] = trail.ConnDuration441						reqDurations[i] = trail.Duration442					}443					var minConnDur, maxConnDur, minReqDur, maxReqDur time.Duration444					if trailCount < out.config.AggregationOutlierAlgoThreshold.Int64 {445						// Since there are fewer samples, we'll use the interpolation-enabled and446						// more precise sorting-based algorithm447						minConnDur, maxConnDur = connDurations.SortGetNormalBounds(iqrRadius, iqrLowerCoef, iqrUpperCoef, true)448						minReqDur, maxReqDur = reqDurations.SortGetNormalBounds(iqrRadius, iqrLowerCoef, iqrUpperCoef, true)449					} else {450						minConnDur, maxConnDur = connDurations.SelectGetNormalBounds(iqrRadius, iqrLowerCoef, iqrUpperCoef)451						minReqDur, maxReqDur = reqDurations.SelectGetNormalBounds(iqrRadius, iqrLowerCoef, iqrUpperCoef)452					}453					for _, trail := range httpTrails {454						if trail.ConnDuration < minConnDur ||455							trail.ConnDuration > maxConnDur ||456							trail.Duration < minReqDur ||457							trail.Duration > maxReqDur {458							// Seems like an outlier, add it as a standalone metric459							newSamples = append(newSamples, NewSampleFromTrail(trail))460						} else {461							// Aggregate the trail462							aggrData.Add(trail)463						}464					}465				}466				aggrData.CalcAverages()467				if aggrData.Count > 0 {468					/*469						out.logger.WithFields(logrus.Fields{470							"http_samples": aggrData.Count,471							"ratio":        fmt.Sprintf("%.2f", float64(aggrData.Count)/float64(trailCount)),472							"t":            time.Since(start),473						}).Debug("Aggregated HTTP metrics")474					//*/475					newSamples = append(newSamples, &Sample{476						Type:   DataTypeAggregatedHTTPReqs,477						Metric: "http_req_li_all",478						Data:   aggrData,479					})480				}481			}482		}483		delete(out.aggrBuckets, bucketID)484	}485	if len(newSamples) > 0 {486		out.bufferMutex.Lock()487		out.bufferSamples = append(out.bufferSamples, newSamples...)488		out.bufferMutex.Unlock()489	}490}491func (out *Output) flushHTTPTrails() {492	out.bufferMutex.Lock()493	defer out.bufferMutex.Unlock()494	newSamples := []*Sample{}495	for _, trail := range out.bufferHTTPTrails {496		newSamples = append(newSamples, NewSampleFromTrail(trail))497	}498	for _, bucket := range out.aggrBuckets {499		for _, subBucket := range bucket {500			for _, trails := range subBucket {501				for _, trail := range trails {502					newSamples = append(newSamples, NewSampleFromTrail(trail))503				}504			}505		}506	}507	out.bufferHTTPTrails = nil508	out.aggrBuckets = map[int64]map[[3]string]aggregationBucket{}509	out.bufferSamples = append(out.bufferSamples, newSamples...)510}511func (out *Output) shouldStopSendingMetrics(err error) bool {512	if err == nil {513		return false514	}515	if errResp, ok := err.(cloudapi.ErrorResponse); ok && errResp.Response != nil {516		return errResp.Response.StatusCode == http.StatusForbidden && errResp.Code == 4...

collector.go

Source:collector.go

...250			// Check if aggregation is enabled,251			if c.config.AggregationPeriod.Duration > 0 {252				newHTTPTrails = append(newHTTPTrails, sc)253			} else {254				newSamples = append(newSamples, NewSampleFromTrail(sc))255			}256		case *netext.NetTrail:257			//TODO: aggregate?258			values := map[string]float64{259				metrics.DataSent.Name:     float64(sc.BytesWritten),260				metrics.DataReceived.Name: float64(sc.BytesRead),261			}262			if sc.FullIteration {263				values[metrics.IterationDuration.Name] = stats.D(sc.EndTime.Sub(sc.StartTime))264				values[metrics.Iterations.Name] = 1265			}266			newSamples = append(newSamples, &Sample{267				Type:   DataTypeMap,268				Metric: "iter_li_all",269				Data: &SampleDataMap{270					Time:   Timestamp(sc.GetTime()),271					Tags:   sc.GetTags(),272					Values: values,273				}})274		default:275			for _, sample := range sampleContainer.GetSamples() {276				newSamples = append(newSamples, &Sample{277					Type:   DataTypeSingle,278					Metric: sample.Metric.Name,279					Data: &SampleDataSingle{280						Type:  sample.Metric.Type,281						Time:  Timestamp(sample.Time),282						Tags:  sample.Tags,283						Value: sample.Value,284					},285				})286			}287		}288	}289	if len(newSamples) > 0 || len(newHTTPTrails) > 0 {290		c.bufferMutex.Lock()291		c.bufferSamples = append(c.bufferSamples, newSamples...)292		c.bufferHTTPTrails = append(c.bufferHTTPTrails, newHTTPTrails...)293		c.bufferMutex.Unlock()294	}295}296func (c *Collector) aggregateHTTPTrails(waitPeriod time.Duration) {297	c.bufferMutex.Lock()298	newHTTPTrails := c.bufferHTTPTrails299	c.bufferHTTPTrails = nil300	c.bufferMutex.Unlock()301	aggrPeriod := int64(c.config.AggregationPeriod.Duration)302	// Distribute all newly buffered HTTP trails into buckets and sub-buckets303	for _, trail := range newHTTPTrails {304		trailTags := trail.GetTags()305		bucketID := trail.GetTime().UnixNano() / aggrPeriod306		// Get or create a time bucket for that trail period307		bucket, ok := c.aggrBuckets[bucketID]308		if !ok {309			bucket = aggregationBucket{}310			c.aggrBuckets[bucketID] = bucket311		}312		// Either use an existing subbucket key or use the trail tags as a new one313		subBucketKey := trailTags314		subBucket, ok := bucket[subBucketKey]315		if !ok {316			for sbTags, sb := range bucket {317				if trailTags.IsEqual(sbTags) {318					subBucketKey = sbTags319					subBucket = sb320					break321				}322			}323		}324		bucket[subBucketKey] = append(subBucket, trail)325	}326	// Which buckets are still new and we'll wait for trails to accumulate before aggregating327	bucketCutoffID := time.Now().Add(-waitPeriod).UnixNano() / aggrPeriod328	iqrRadius := c.config.AggregationOutlierIqrRadius.Float64329	iqrLowerCoef := c.config.AggregationOutlierIqrCoefLower.Float64330	iqrUpperCoef := c.config.AggregationOutlierIqrCoefUpper.Float64331	newSamples := []*Sample{}332	// Handle all aggregation buckets older than bucketCutoffID333	for bucketID, subBuckets := range c.aggrBuckets {334		if bucketID > bucketCutoffID {335			continue336		}337		for tags, httpTrails := range subBuckets {338			trailCount := int64(len(httpTrails))339			if trailCount < c.config.AggregationMinSamples.Int64 {340				for _, trail := range httpTrails {341					newSamples = append(newSamples, NewSampleFromTrail(trail))342				}343				continue344			}345			aggrData := &SampleDataAggregatedHTTPReqs{346				Time: Timestamp(time.Unix(0, bucketID*aggrPeriod+aggrPeriod/2)),347				Type: "aggregated_trend",348				Tags: tags,349			}350			if c.config.AggregationSkipOutlierDetection.Bool {351				// Simply add up all HTTP trails, no outlier detection352				for _, trail := range httpTrails {353					aggrData.Add(trail)354				}355			} else {356				connDurations := make(durations, trailCount)357				reqDurations := make(durations, trailCount)358				for i, trail := range httpTrails {359					connDurations[i] = trail.ConnDuration360					reqDurations[i] = trail.Duration361				}362				var minConnDur, maxConnDur, minReqDur, maxReqDur time.Duration363				if trailCount < c.config.AggregationOutlierAlgoThreshold.Int64 {364					// Since there are fewer samples, we'll use the interpolation-enabled and365					// more precise sorting-based algorithm366					minConnDur, maxConnDur = connDurations.SortGetNormalBounds(iqrRadius, iqrLowerCoef, iqrUpperCoef, true)367					minReqDur, maxReqDur = reqDurations.SortGetNormalBounds(iqrRadius, iqrLowerCoef, iqrUpperCoef, true)368				} else {369					minConnDur, maxConnDur = connDurations.SelectGetNormalBounds(iqrRadius, iqrLowerCoef, iqrUpperCoef)370					minReqDur, maxReqDur = reqDurations.SelectGetNormalBounds(iqrRadius, iqrLowerCoef, iqrUpperCoef)371				}372				for _, trail := range httpTrails {373					if trail.ConnDuration < minConnDur ||374						trail.ConnDuration > maxConnDur ||375						trail.Duration < minReqDur ||376						trail.Duration > maxReqDur {377						// Seems like an outlier, add it as a standalone metric378						newSamples = append(newSamples, NewSampleFromTrail(trail))379					} else {380						// Aggregate the trail381						aggrData.Add(trail)382					}383				}384			}385			aggrData.CalcAverages()386			if aggrData.Count > 0 {387				logrus.WithFields(logrus.Fields{388					"http_samples": aggrData.Count,389				}).Debug("Aggregated HTTP metrics")390				newSamples = append(newSamples, &Sample{391					Type:   DataTypeAggregatedHTTPReqs,392					Metric: "http_req_li_all",393					Data:   aggrData,394				})395			}396		}397		delete(c.aggrBuckets, bucketID)398	}399	if len(newSamples) > 0 {400		c.bufferMutex.Lock()401		c.bufferSamples = append(c.bufferSamples, newSamples...)402		c.bufferMutex.Unlock()403	}404}405func (c *Collector) flushHTTPTrails() {406	c.bufferMutex.Lock()407	defer c.bufferMutex.Unlock()408	newSamples := []*Sample{}409	for _, trail := range c.bufferHTTPTrails {410		newSamples = append(newSamples, NewSampleFromTrail(trail))411	}412	for _, bucket := range c.aggrBuckets {413		for _, trails := range bucket {414			for _, trail := range trails {415				newSamples = append(newSamples, NewSampleFromTrail(trail))416			}417		}418	}419	c.bufferHTTPTrails = nil420	c.aggrBuckets = map[int64]aggregationBucket{}421	c.bufferSamples = append(c.bufferSamples, newSamples...)422}423func (c *Collector) shouldStopSendingMetrics(err error) bool {424	if err == nil {425		return false426	}427	if errResp, ok := err.(ErrorResponse); ok && errResp.Response != nil {428		return errResp.Response.StatusCode == http.StatusForbidden && errResp.Code == 4429	}...

NewSampleFromTrail

Using AI Code Generation

1import (2func init() {3	http.HandleFunc("/", indexHandler)4	http.HandleFunc("/books", booksHandler)5	http.HandleFunc("/books/add", addHandler)6	http.HandleFunc("/books/delete", deleteHandler)7	http.HandleFunc("/books/show", showHandler)8	http.HandleFunc("/books/edit", editHandler)9	http.HandleFunc("/books/save", saveHandler)10}11func indexHandler(w http.ResponseWriter, r *http.Request) {12	c := appengine.NewContext(r)13	books, err := data.ListBooks(c, "", 10, "")14	if err != nil {15		http.Error(w, err.Error(), http.StatusInternalServerError)16	}17	if err := indexTemplate.Execute(w, books); err != nil {18		http.Error(w, err.Error(), http.StatusInternalServerError)19	}20}21func booksHandler(w http.ResponseWriter, r *http.Request) {22	c := appengine.NewContext(r)23	books, err := data.ListBooks(c, "", 10, "")24	if err != nil {25		http.Error(w, err.Error(), http.StatusInternalServerError)26	}27	if err := booksTemplate.Execute(w, books); err != nil {28		http.Error(w, err.Error(), http.StatusInternalServerError)29	}30}31func addHandler(w http.ResponseWriter, r *http.Request) {32	if r.Method == "POST" {33		c := appengine.NewContext(r)34		book := &data.Book{35			Title:    r.FormValue("title"),

NewSampleFromTrail

Using AI Code Generation

1import (2func handler(request events.CloudWatchEvent) {3	fmt.Println("Hello World")4}5func main() {6	lambda.Start(handler)7}8import (9func handler(request events.CloudWatchEvent) {10	fmt.Println("Hello World")11}12func main() {13	lambda.Start(handler)14}15import (16func handler(request events.CloudWatchEvent) {17	fmt.Println("Hello World")18}19func main() {20	lambda.Start(handler)21}22import (23func handler(request events.CloudWatchEvent) {24	fmt.Println("Hello World")25}26func main() {27	lambda.Start(handler)28}29import (30func handler(request events.CloudWatchEvent) {31	fmt.Println("Hello World")32}33func main() {34	lambda.Start(handler)35}36import (37func handler(request events.CloudWatchEvent) {38	fmt.Println("Hello World")39}40func main() {41	lambda.Start(handler)42}43import (

NewSampleFromTrail

Using AI Code Generation

1import (2func main() {3	s := bookshelf.NewSampleFromTrail()4	fmt.Println(s)5}6import (7func main() {8	s := bookshelf.NewSampleFromEnv()9	fmt.Println(s)10}11import (12func main() {13	s := bookshelf.NewSample()14	fmt.Println(s)15}16import (17func main() {18	s := bookshelf.NewSampleFromContext()19	fmt.Println(s)20}21import (22func main() {23	s := bookshelf.NewSampleFromFlags()24	fmt.Println(s)25}26import (27func main() {28	s := bookshelf.NewSampleFromContextAndFlags()29	fmt.Println(s)30}31import (32func main() {33	s := bookshelf.NewSampleFromContextAndFlags()34	fmt.Println(s)35}36import (37func main() {

NewSampleFromTrail

Using AI Code Generation

1func main() {2    cloud.NewSampleFromTrail()3}4func main() {5    cloud := cloud.Cloud{}6    cloud.NewSampleFromTrail()7}8func main() {9    cloud.NewSampleFromTrail()10    cloud.NewSampleFromTrailPointer()11}12import "fmt"13type Cloud struct {14}15func (cloud *Cloud) NewSampleFromTrailPointer() {16    fmt.Println("NewSampleFromTrailPointer")17}18func (cloud Cloud) NewSampleFromTrail() {19    fmt.Println("NewSampleFromTrail")20}

NewSampleFromTrail

Using AI Code Generation

1import (2func main() {3	projectID, err := metadata.ProjectID()4	if err != nil {5		fmt.Println("error getting project ID from metadata: %v", err)6	}7	fmt.Println("Project ID: ", projectID)8}9import (10func main() {11	fmt.Println("Project ID: ", projectID)12}13import (14func main() {15	fmt.Println("Project ID: ", projectID)16}17import (18func main() {19	fmt.Println("Project ID: ", projectID)20}21import (22func main() {23	fmt.Println("Project ID: ", projectID)24}25import (26func main() {27	fmt.Println("Project ID: ", projectID)28}

NewSampleFromTrail

Using AI Code Generation

1import (2func main() {3	r := mux.NewRouter()4	r.HandleFunc("/", handler)5	http.Handle("/", r)6	appengine.Main()7}8func handler(w http.ResponseWriter, r *http.Request) {9	ctx := appengine.NewContext(r)10	client := urlfetch.Client(ctx)11	s, err := helloworld.NewSampleFromTrail(client)12	if err != nil {13		log.Fatal(err)14	}15	fmt.Fprintf(w, "Hello, %v", s)16}17import (18func main() {19	r := mux.NewRouter()20	r.HandleFunc("/", handler)21	http.Handle("/", r)22	appengine.Main()23}24func handler(w http.ResponseWriter, r *http.Request) {25	ctx := appengine.NewContext(r)26	client := urlfetch.Client(ctx)27	s, err := helloworld.NewSampleFromContext(ctx)28	if err != nil {29		log.Fatal(err)30	}31	fmt.Fprintf(w, "Hello, %v", s)32}33import (34func main() {35	r := mux.NewRouter()

NewSampleFromTrail

Using AI Code Generation

1import (2func main() {3    trail := cloud.NewTrail()4    trail.AddStep("A")5    trail.AddStep("B")6    trail.AddStep("C")7    trail.AddStep("D")8    trail.AddStep("E")9    trail.AddStep("F")10    trail.AddStep("G")11    trail.AddStep("H")12    trail.AddStep("I")13    trail.AddStep("J")14    trail.AddStep("K")15    trail.AddStep("L")16    trail.AddStep("M")17    trail.AddStep("N")18    trail.AddStep("O")19    trail.AddStep("P")20    trail.AddStep("Q")21    trail.AddStep("R")22    trail.AddStep("S")23    trail.AddStep("T")24    trail.AddStep("U")25    trail.AddStep("V")26    trail.AddStep("W")27    trail.AddStep("X")28    trail.AddStep("Y")29    trail.AddStep("Z")30    fmt.Println(trail)31    sample := cloud.NewSampleFromTrail(trail)32    fmt.Println(sample)33}34import (35func main() {36    trail := cloud.NewTrail()37    trail.AddStep("A")38    trail.AddStep("B")39    trail.AddStep("C")40    trail.AddStep("D")41    trail.AddStep("E")42    trail.AddStep("F")43    trail.AddStep("G")44    trail.AddStep("H")45    trail.AddStep("I")46    trail.AddStep("J")47    trail.AddStep("K")48    trail.AddStep("L")49    trail.AddStep("M")50    trail.AddStep("N")51    trail.AddStep("O")52    trail.AddStep("P")53    trail.AddStep("Q")54    trail.AddStep("R")55    trail.AddStep("S")56    trail.AddStep("T")57    trail.AddStep("U")58    trail.AddStep("V")59    trail.AddStep("W")60    trail.AddStep("X")

NewSampleFromTrail

Using AI Code Generation

1import (2func main() {3	cloud := cloud.NewCloud()4	sample := cloud.NewSampleFromTrail("trail.txt")5	fmt.Println(sample)6}7import (8func main() {9	cloud := cloud.NewCloud()10	sample := cloud.NewSampleFromTrail("trail.txt")11	fmt.Println(sample)12}13import (14func main() {15	cloud := cloud.NewCloud()16	sample := cloud.NewSampleFromTrail("trail.txt")17	fmt.Println(sample)18}19import (20func main() {21	cloud := cloud.NewCloud()22	sample := cloud.NewSampleFromTrail("trail.txt")23	fmt.Println(sample)24}25import (26func main() {27	cloud := cloud.NewCloud()28	sample := cloud.NewSampleFromTrail("trail.txt")29	fmt.Println(sample)30}31import (32func main() {33	cloud := cloud.NewCloud()34	sample := cloud.NewSampleFromTrail("trail.txt")35	fmt.Println(sample)36}37import (

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