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Fix PL seat util metric retrieval

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This commit is contained in:
Chih-Chieh Yang 2022-07-15 14:46:32 +00:00
parent 6dfd11cc61
commit b0c211a1e5
1 changed files with 24 additions and 19 deletions
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43
test/integration/apiserver/flowcontrol/concurrency_util_test.go
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@ -56,14 +56,14 @@ import (
)
const (
requestConcurrencyLimitMetricsName = "apiserver_flowcontrol_request_concurrency_limit"
requestExecutionSecondsSumName = "apiserver_flowcontrol_request_execution_seconds_sum"
requestExecutionSecondsCountName = "apiserver_flowcontrol_request_execution_seconds_count"
priorityLevelSeatCountSamplesSumName = "apiserver_flowcontrol_priority_level_seat_count_samples_sum"
priorityLevelSeatCountSamplesCountName = "apiserver_flowcontrol_priority_level_seat_count_samples_count"
fakeworkDuration = 200 * time.Millisecond
testWarmUpTime = 2 * time.Second
testTime = 10 * time.Second
requestConcurrencyLimitMetricsName = "apiserver_flowcontrol_request_concurrency_limit"
requestExecutionSecondsSumName = "apiserver_flowcontrol_request_execution_seconds_sum"
requestExecutionSecondsCountName = "apiserver_flowcontrol_request_execution_seconds_count"
priorityLevelSeatUtilSumName = "apiserver_flowcontrol_priority_level_request_count_samples_sum"
priorityLevelSeatUtilCountName = "apiserver_flowcontrol_priority_level_request_count_samples_count"
fakeworkDuration = 200 * time.Millisecond
testWarmUpTime = 2 * time.Second
testTime = 10 * time.Second
)
func setupWithAuthorizer(t testing.TB, maxReadonlyRequestsInFlight, maxMutatingRequestsInFlight int, authz authorizer.Authorizer) (*rest.Config, framework.TearDownFunc) {
@ -185,21 +185,25 @@ func TestConcurrencyIsolation(t *testing.T) {
noxu2ClientRequestLatencySum = 0
noxu2ClientRequestLatencySumSq = 0
noxu2Mutex.Unlock()
earlierRequestExecutionSecondsSum, earlierRequestExecutionSecondsCount, earlierPLSeatUtilSamplesSum, earlierPLSeatUtilSamplesCount, err := getRequestExecutionMetrics(loopbackClient)
earlierRequestExecutionSecondsSum, earlierRequestExecutionSecondsCount, earlierPLSeatUtilSum, earlierPLSeatUtilCount, err := getRequestExecutionMetrics(loopbackClient)
if err != nil {
t.Error(err)
}
time.Sleep(testTime) // after warming up, the test enters a steady state
laterRequestExecutionSecondsSum, laterRequestExecutionSecondsCount, laterPLSeatUtilSamplesSum, laterPLSeatUtilSamplesCount, err := getRequestExecutionMetrics(loopbackClient)
laterRequestExecutionSecondsSum, laterRequestExecutionSecondsCount, laterPLSeatUtilSum, laterPLSeatUtilCount, err := getRequestExecutionMetrics(loopbackClient)
if err != nil {
t.Error(err)
}
if (earlierPLSeatUtilCount[priorityLevelNoxu1.Name] >= laterPLSeatUtilCount[priorityLevelNoxu1.Name]) || (earlierPLSeatUtilCount[priorityLevelNoxu2.Name] >= laterPLSeatUtilCount[priorityLevelNoxu2.Name]) {
t.Errorf("PLSeatUtilCount check failed: noxu1 earlier count %v, later count %v; noxu2 earlier count %v, later count %v",
earlierPLSeatUtilCount[priorityLevelNoxu1.Name], laterPLSeatUtilCount[priorityLevelNoxu1.Name], earlierPLSeatUtilCount[priorityLevelNoxu2.Name], laterPLSeatUtilCount[priorityLevelNoxu2.Name])
}
close(stopCh)
noxu1RequestExecutionSecondsAvg := (laterRequestExecutionSecondsSum[priorityLevelNoxu1.Name] - earlierRequestExecutionSecondsSum[priorityLevelNoxu1.Name]) / float64(laterRequestExecutionSecondsCount[priorityLevelNoxu1.Name]-earlierRequestExecutionSecondsCount[priorityLevelNoxu1.Name])
noxu2RequestExecutionSecondsAvg := (laterRequestExecutionSecondsSum[priorityLevelNoxu2.Name] - earlierRequestExecutionSecondsSum[priorityLevelNoxu2.Name]) / float64(laterRequestExecutionSecondsCount[priorityLevelNoxu2.Name]-earlierRequestExecutionSecondsCount[priorityLevelNoxu2.Name])
noxu1PLSeatUtilAvg := (laterPLSeatUtilSamplesSum[priorityLevelNoxu1.Name] - earlierPLSeatUtilSamplesSum[priorityLevelNoxu1.Name]) / float64(laterPLSeatUtilSamplesCount[priorityLevelNoxu1.Name]-earlierPLSeatUtilSamplesCount[priorityLevelNoxu1.Name])
noxu2PLSeatUtilAvg := (laterPLSeatUtilSamplesSum[priorityLevelNoxu2.Name] - earlierPLSeatUtilSamplesSum[priorityLevelNoxu2.Name]) / float64(laterPLSeatUtilSamplesCount[priorityLevelNoxu2.Name]-earlierPLSeatUtilSamplesCount[priorityLevelNoxu2.Name])
noxu1PLSeatUtilAvg := (laterPLSeatUtilSum[priorityLevelNoxu1.Name] - earlierPLSeatUtilSum[priorityLevelNoxu1.Name]) / float64(laterPLSeatUtilCount[priorityLevelNoxu1.Name]-earlierPLSeatUtilCount[priorityLevelNoxu1.Name])
noxu2PLSeatUtilAvg := (laterPLSeatUtilSum[priorityLevelNoxu2.Name] - earlierPLSeatUtilSum[priorityLevelNoxu2.Name]) / float64(laterPLSeatUtilCount[priorityLevelNoxu2.Name]-earlierPLSeatUtilCount[priorityLevelNoxu2.Name])
t.Logf("\nnoxu1RequestExecutionSecondsAvg %v\nnoxu2RequestExecutionSecondsAvg %v", noxu1RequestExecutionSecondsAvg, noxu2RequestExecutionSecondsAvg)
t.Logf("\nnoxu1PLSeatUtilAvg %v\nnoxu2PLSeatUtilAvg %v", noxu1PLSeatUtilAvg, noxu2PLSeatUtilAvg)
@ -306,8 +310,8 @@ func getRequestExecutionMetrics(c clientset.Interface) (map[string]float64, map[
RequestExecutionSecondsSum := make(map[string]float64)
RequestExecutionSecondsCount := make(map[string]int)
PriorityLevelSeatCountSamplesSum := make(map[string]float64)
PriorityLevelSeatCountSamplesCount := make(map[string]int)
PLSeatUtilSum := make(map[string]float64)
PLSeatUtilCount := make(map[string]int)
for {
var v model.Vector
@ -315,7 +319,7 @@ func getRequestExecutionMetrics(c clientset.Interface) (map[string]float64, map[
if err == io.EOF {
// Expected loop termination condition.
return RequestExecutionSecondsSum, RequestExecutionSecondsCount,
PriorityLevelSeatCountSamplesSum, PriorityLevelSeatCountSamplesCount, nil
PLSeatUtilSum, PLSeatUtilCount, nil
}
return nil, nil, nil, nil, fmt.Errorf("failed decoding metrics: %v", err)
}
@ -325,10 +329,10 @@ func getRequestExecutionMetrics(c clientset.Interface) (map[string]float64, map[
RequestExecutionSecondsSum[string(metric.Metric[labelPriorityLevel])] = float64(metric.Value)
case requestExecutionSecondsCountName:
RequestExecutionSecondsCount[string(metric.Metric[labelPriorityLevel])] = int(metric.Value)
case priorityLevelSeatCountSamplesSumName:
PriorityLevelSeatCountSamplesSum[string(metric.Metric[labelPriorityLevel])] = float64(metric.Value)
case priorityLevelSeatCountSamplesCountName:
PriorityLevelSeatCountSamplesCount[string(metric.Metric[labelPriorityLevel])] = int(metric.Value)
case priorityLevelSeatUtilSumName:
PLSeatUtilSum[string(metric.Metric[labelPriorityLevel])] = float64(metric.Value)
case priorityLevelSeatUtilCountName:
PLSeatUtilCount[string(metric.Metric[labelPriorityLevel])] = int(metric.Value)
}
}
}
@ -351,6 +355,7 @@ func streamRequestsWithIndex(parallel int, request func(idx int), wg *sync.WaitG
}
}
// Webhook authorizer code copied from staging/src/k8s.io/apiserver/plugin/pkg/authenticator/token/webhook/webhook_v1_test.go with minor changes
// V1Service mocks a remote service.
type V1Service interface {
Review(*authorizationv1.SubjectAccessReview)