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Remove unhelpful pairing of members of read_vs_write_request_count_samples

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Members are not used in (waiting,executing) pairs, so stopped
using the wrapper that adds such pairing.
This commit is contained in:
Mike Spreitzer 2022-05-22 22:39:06 -04:00
parent 78a4ba6af8
commit cd33c7cf22
4 changed files with 14 additions and 14 deletions
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4
staging/src/k8s.io/apiserver/pkg/server/filters/maxinflight.go
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@ -91,8 +91,8 @@ func (w *requestWatermark) recordReadOnly(readOnlyVal int) {
// watermark tracks requests being executed (not waiting in a queue) // watermark tracks requests being executed (not waiting in a queue)
var watermark = &requestWatermark{ var watermark = &requestWatermark{
phase: metrics.ExecutingPhase, phase: metrics.ExecutingPhase,
readOnlyObserver: fcmetrics.ReadWriteConcurrencyPairVec.NewForLabelValuesSafe(1, 1, []string{metrics.ReadOnlyKind}).RequestsExecuting, readOnlyObserver: fcmetrics.ReadWriteConcurrencyGaugeVec.NewForLabelValuesSafe(0, 1, []string{fcmetrics.LabelValueExecuting, metrics.ReadOnlyKind}),
mutatingObserver: fcmetrics.ReadWriteConcurrencyPairVec.NewForLabelValuesSafe(1, 1, []string{metrics.MutatingKind}).RequestsExecuting, mutatingObserver: fcmetrics.ReadWriteConcurrencyGaugeVec.NewForLabelValuesSafe(0, 1, []string{fcmetrics.LabelValueExecuting, metrics.MutatingKind}),
} }
// startWatermarkMaintenance starts the goroutines to observe and maintain the specified watermark. // startWatermarkMaintenance starts the goroutines to observe and maintain the specified watermark.

4
staging/src/k8s.io/apiserver/pkg/server/filters/priority-and-fairness.go
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@ -47,8 +47,8 @@ type PriorityAndFairnessClassification struct {
// waitingMark tracks requests waiting rather than being executed // waitingMark tracks requests waiting rather than being executed
var waitingMark = &requestWatermark{ var waitingMark = &requestWatermark{
phase: epmetrics.WaitingPhase, phase: epmetrics.WaitingPhase,
readOnlyObserver: fcmetrics.ReadWriteConcurrencyPairVec.NewForLabelValuesSafe(1, 1, []string{epmetrics.ReadOnlyKind}).RequestsWaiting, readOnlyObserver: fcmetrics.ReadWriteConcurrencyGaugeVec.NewForLabelValuesSafe(0, 1, []string{fcmetrics.LabelValueWaiting, epmetrics.ReadOnlyKind}),
mutatingObserver: fcmetrics.ReadWriteConcurrencyPairVec.NewForLabelValuesSafe(1, 1, []string{epmetrics.MutatingKind}).RequestsWaiting, mutatingObserver: fcmetrics.ReadWriteConcurrencyGaugeVec.NewForLabelValuesSafe(0, 1, []string{fcmetrics.LabelValueWaiting, epmetrics.MutatingKind}),
} }
var atomicMutatingExecuting, atomicReadOnlyExecuting int32 var atomicMutatingExecuting, atomicReadOnlyExecuting int32

8
staging/src/k8s.io/apiserver/pkg/util/flowcontrol/metrics/metrics.go
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@ -147,8 +147,8 @@ var (
}, },
[]string{priorityLevel}, []string{priorityLevel},
) )
// ReadWriteConcurrencyPairVec creates pairs that observe concurrency broken down by mutating vs readonly // ReadWriteConcurrencyGaugeVec creates gauges of number of requests broken down by phase and mutating vs readonly
ReadWriteConcurrencyPairVec = NewSampleAndWaterMarkHistogramsPairVec(clock.RealClock{}, time.Millisecond, ReadWriteConcurrencyGaugeVec = NewSampleAndWaterMarkHistogramsVec(clock.RealClock{}, time.Millisecond,
&compbasemetrics.HistogramOpts{ &compbasemetrics.HistogramOpts{
Namespace: namespace, Namespace: namespace,
Subsystem: subsystem, Subsystem: subsystem,
@ -165,7 +165,7 @@ var (
Buckets: []float64{0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1}, Buckets: []float64{0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1},
StabilityLevel: compbasemetrics.ALPHA, StabilityLevel: compbasemetrics.ALPHA,
}, },
[]string{requestKind}, []string{LabelNamePhase, requestKind},
) )
apiserverCurrentR = compbasemetrics.NewGaugeVec( apiserverCurrentR = compbasemetrics.NewGaugeVec(
&compbasemetrics.GaugeOpts{ &compbasemetrics.GaugeOpts{
@ -357,7 +357,7 @@ var (
}. }.
Append(PriorityLevelExecutionSeatsGaugeVec.metrics()...). Append(PriorityLevelExecutionSeatsGaugeVec.metrics()...).
Append(PriorityLevelConcurrencyPairVec.metrics()...). Append(PriorityLevelConcurrencyPairVec.metrics()...).
Append(ReadWriteConcurrencyPairVec.metrics()...) Append(ReadWriteConcurrencyGaugeVec.metrics()...)
) )
// AddRequestsInQueues adds the given delta to the gauge of the # of requests in the queues of the specified flowSchema and priorityLevel // AddRequestsInQueues adds the given delta to the gauge of the # of requests in the queues of the specified flowSchema and priorityLevel

12
staging/src/k8s.io/apiserver/pkg/util/flowcontrol/metrics/sample_and_watermark.go
View File

@ -29,9 +29,9 @@ const (
labelNameMark = "mark" labelNameMark = "mark"
labelValueLo = "low" labelValueLo = "low"
labelValueHi = "high" labelValueHi = "high"
labelNamePhase = "phase" LabelNamePhase = "phase"
labelValueWaiting = "waiting" LabelValueWaiting = "waiting"
labelValueExecuting = "executing" LabelValueExecuting = "executing"
) )
// SampleAndWaterMarkPairVec makes pairs of RatioedGauges that // SampleAndWaterMarkPairVec makes pairs of RatioedGauges that
@ -45,15 +45,15 @@ var _ RatioedGaugePairVec = SampleAndWaterMarkPairVec{}
// NewSampleAndWaterMarkHistogramsPairVec makes a new pair generator // NewSampleAndWaterMarkHistogramsPairVec makes a new pair generator
func NewSampleAndWaterMarkHistogramsPairVec(clock clock.PassiveClock, samplePeriod time.Duration, sampleOpts, waterMarkOpts *compbasemetrics.HistogramOpts, labelNames []string) SampleAndWaterMarkPairVec { func NewSampleAndWaterMarkHistogramsPairVec(clock clock.PassiveClock, samplePeriod time.Duration, sampleOpts, waterMarkOpts *compbasemetrics.HistogramOpts, labelNames []string) SampleAndWaterMarkPairVec {
return SampleAndWaterMarkPairVec{ return SampleAndWaterMarkPairVec{
urVec: NewSampleAndWaterMarkHistogramsVec(clock, samplePeriod, sampleOpts, waterMarkOpts, append([]string{labelNamePhase}, labelNames...)), urVec: NewSampleAndWaterMarkHistogramsVec(clock, samplePeriod, sampleOpts, waterMarkOpts, append([]string{LabelNamePhase}, labelNames...)),
} }
} }
// NewForLabelValuesSafe makes a new pair // NewForLabelValuesSafe makes a new pair
func (spg SampleAndWaterMarkPairVec) NewForLabelValuesSafe(initialWaitingDenominator, initialExecutingDenominator float64, labelValues []string) RatioedGaugePair { func (spg SampleAndWaterMarkPairVec) NewForLabelValuesSafe(initialWaitingDenominator, initialExecutingDenominator float64, labelValues []string) RatioedGaugePair {
return RatioedGaugePair{ return RatioedGaugePair{
RequestsWaiting: spg.urVec.NewForLabelValuesSafe(0, initialWaitingDenominator, append([]string{labelValueWaiting}, labelValues...)), RequestsWaiting: spg.urVec.NewForLabelValuesSafe(0, initialWaitingDenominator, append([]string{LabelValueWaiting}, labelValues...)),
RequestsExecuting: spg.urVec.NewForLabelValuesSafe(0, initialExecutingDenominator, append([]string{labelValueExecuting}, labelValues...)), RequestsExecuting: spg.urVec.NewForLabelValuesSafe(0, initialExecutingDenominator, append([]string{LabelValueExecuting}, labelValues...)),
} }
} }