mirror of
https://github.com/ceph/ceph-csi.git
synced 2025-06-13 10:33:35 +00:00
Changes to accommodate client-go changes and kube vendor update
to v1.18.0 Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
This commit is contained in:
Humble Chirammal
committed by
mergify[bot]
mergify[bot]
parent
4c96ad3c85
commit
34fc1d847e
302
vendor/k8s.io/kubernetes/pkg/scheduler/metrics/metrics.go
generated
vendored
Normal file
302
vendor/k8s.io/kubernetes/pkg/scheduler/metrics/metrics.go
generated
vendored
Normal file
@ -0,0 +1,302 @@
|
||||
/*
|
||||
Copyright 2015 The Kubernetes Authors.
|
||||
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
You may obtain a copy of the License at
|
||||
|
||||
http://www.apache.org/licenses/LICENSE-2.0
|
||||
|
||||
Unless required by applicable law or agreed to in writing, software
|
||||
distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
|
||||
package metrics
|
||||
|
||||
import (
|
||||
"sync"
|
||||
"time"
|
||||
|
||||
"k8s.io/component-base/metrics"
|
||||
"k8s.io/component-base/metrics/legacyregistry"
|
||||
volumeschedulingmetrics "k8s.io/kubernetes/pkg/controller/volume/scheduling/metrics"
|
||||
)
|
||||
|
||||
const (
|
||||
// SchedulerSubsystem - subsystem name used by scheduler
|
||||
SchedulerSubsystem = "scheduler"
|
||||
// DeprecatedSchedulingDurationName - scheduler duration metric name which is deprecated
|
||||
DeprecatedSchedulingDurationName = "scheduling_duration_seconds"
|
||||
|
||||
// OperationLabel - operation label name
|
||||
OperationLabel = "operation"
|
||||
// Below are possible values for the operation label. Each represents a substep of e2e scheduling:
|
||||
|
||||
// PredicateEvaluation - predicate evaluation operation label value
|
||||
PredicateEvaluation = "predicate_evaluation"
|
||||
// PriorityEvaluation - priority evaluation operation label value
|
||||
PriorityEvaluation = "priority_evaluation"
|
||||
// PreemptionEvaluation - preemption evaluation operation label value (occurs in case of scheduling fitError).
|
||||
PreemptionEvaluation = "preemption_evaluation"
|
||||
// Binding - binding operation label value
|
||||
Binding = "binding"
|
||||
// E2eScheduling - e2e scheduling operation label value
|
||||
)
|
||||
|
||||
// All the histogram based metrics have 1ms as size for the smallest bucket.
|
||||
var (
|
||||
scheduleAttempts = metrics.NewCounterVec(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "schedule_attempts_total",
|
||||
Help: "Number of attempts to schedule pods, by the result. 'unschedulable' means a pod could not be scheduled, while 'error' means an internal scheduler problem.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
}, []string{"result"})
|
||||
// PodScheduleSuccesses counts how many pods were scheduled.
|
||||
// This metric will be initialized again in Register() to assure the metric is not no-op metric.
|
||||
PodScheduleSuccesses = scheduleAttempts.With(metrics.Labels{"result": "scheduled"})
|
||||
// PodScheduleFailures counts how many pods could not be scheduled.
|
||||
// This metric will be initialized again in Register() to assure the metric is not no-op metric.
|
||||
PodScheduleFailures = scheduleAttempts.With(metrics.Labels{"result": "unschedulable"})
|
||||
// PodScheduleErrors counts how many pods could not be scheduled due to a scheduler error.
|
||||
// This metric will be initialized again in Register() to assure the metric is not no-op metric.
|
||||
PodScheduleErrors = scheduleAttempts.With(metrics.Labels{"result": "error"})
|
||||
DeprecatedSchedulingDuration = metrics.NewSummaryVec(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: DeprecatedSchedulingDurationName,
|
||||
Help: "Scheduling latency in seconds split by sub-parts of the scheduling operation",
|
||||
// Make the sliding window of 5h.
|
||||
// TODO: The value for this should be based on some SLI definition (long term).
|
||||
MaxAge: 5 * time.Hour,
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
DeprecatedVersion: "1.19.0",
|
||||
},
|
||||
[]string{OperationLabel},
|
||||
)
|
||||
E2eSchedulingLatency = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "e2e_scheduling_duration_seconds",
|
||||
Help: "E2e scheduling latency in seconds (scheduling algorithm + binding)",
|
||||
Buckets: metrics.ExponentialBuckets(0.001, 2, 15),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
SchedulingAlgorithmLatency = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "scheduling_algorithm_duration_seconds",
|
||||
Help: "Scheduling algorithm latency in seconds",
|
||||
Buckets: metrics.ExponentialBuckets(0.001, 2, 15),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
DeprecatedSchedulingAlgorithmPredicateEvaluationSecondsDuration = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "scheduling_algorithm_predicate_evaluation_seconds",
|
||||
Help: "Scheduling algorithm predicate evaluation duration in seconds",
|
||||
Buckets: metrics.ExponentialBuckets(0.001, 2, 15),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
DeprecatedVersion: "1.19.0",
|
||||
},
|
||||
)
|
||||
DeprecatedSchedulingAlgorithmPriorityEvaluationSecondsDuration = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "scheduling_algorithm_priority_evaluation_seconds",
|
||||
Help: "Scheduling algorithm priority evaluation duration in seconds",
|
||||
Buckets: metrics.ExponentialBuckets(0.001, 2, 15),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
DeprecatedVersion: "1.19.0",
|
||||
},
|
||||
)
|
||||
SchedulingAlgorithmPreemptionEvaluationDuration = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "scheduling_algorithm_preemption_evaluation_seconds",
|
||||
Help: "Scheduling algorithm preemption evaluation duration in seconds",
|
||||
Buckets: metrics.ExponentialBuckets(0.001, 2, 15),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
BindingLatency = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "binding_duration_seconds",
|
||||
Help: "Binding latency in seconds",
|
||||
Buckets: metrics.ExponentialBuckets(0.001, 2, 15),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
PreemptionVictims = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "pod_preemption_victims",
|
||||
Help: "Number of selected preemption victims",
|
||||
// we think #victims>50 is pretty rare, therefore [50, +Inf) is considered a single bucket.
|
||||
Buckets: metrics.LinearBuckets(5, 5, 10),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
})
|
||||
PreemptionAttempts = metrics.NewCounter(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "total_preemption_attempts",
|
||||
Help: "Total preemption attempts in the cluster till now",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
})
|
||||
pendingPods = metrics.NewGaugeVec(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "pending_pods",
|
||||
Help: "Number of pending pods, by the queue type. 'active' means number of pods in activeQ; 'backoff' means number of pods in backoffQ; 'unschedulable' means number of pods in unschedulableQ.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
}, []string{"queue"})
|
||||
SchedulerGoroutines = metrics.NewGaugeVec(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "scheduler_goroutines",
|
||||
Help: "Number of running goroutines split by the work they do such as binding.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
}, []string{"work"})
|
||||
|
||||
PodSchedulingDuration = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "pod_scheduling_duration_seconds",
|
||||
Help: "E2e latency for a pod being scheduled which may include multiple scheduling attempts.",
|
||||
// Start with 1ms with the last bucket being [~16s, Inf)
|
||||
Buckets: metrics.ExponentialBuckets(0.001, 2, 15),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
})
|
||||
|
||||
PodSchedulingAttempts = metrics.NewHistogram(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "pod_scheduling_attempts",
|
||||
Help: "Number of attempts to successfully schedule a pod.",
|
||||
Buckets: metrics.ExponentialBuckets(1, 2, 5),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
})
|
||||
|
||||
FrameworkExtensionPointDuration = metrics.NewHistogramVec(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "framework_extension_point_duration_seconds",
|
||||
Help: "Latency for running all plugins of a specific extension point.",
|
||||
// Start with 0.1ms with the last bucket being [~200ms, Inf)
|
||||
Buckets: metrics.ExponentialBuckets(0.0001, 2, 12),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"extension_point", "status"})
|
||||
|
||||
PluginExecutionDuration = metrics.NewHistogramVec(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "plugin_execution_duration_seconds",
|
||||
Help: "Duration for running a plugin at a specific extension point.",
|
||||
// Start with 0.01ms with the last bucket being [~22ms, Inf). We use a small factor (1.5)
|
||||
// so that we have better granularity since plugin latency is very sensitive.
|
||||
Buckets: metrics.ExponentialBuckets(0.00001, 1.5, 20),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"plugin", "extension_point", "status"})
|
||||
|
||||
SchedulerQueueIncomingPods = metrics.NewCounterVec(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "queue_incoming_pods_total",
|
||||
Help: "Number of pods added to scheduling queues by event and queue type.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
}, []string{"queue", "event"})
|
||||
|
||||
PermitWaitDuration = metrics.NewHistogramVec(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "permit_wait_duration_seconds",
|
||||
Help: "Duration of waiting on permit.",
|
||||
Buckets: metrics.ExponentialBuckets(0.001, 2, 15),
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"result"})
|
||||
|
||||
CacheSize = metrics.NewGaugeVec(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: SchedulerSubsystem,
|
||||
Name: "scheduler_cache_size",
|
||||
Help: "Number of nodes, pods, and assumed (bound) pods in the scheduler cache.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
}, []string{"type"})
|
||||
|
||||
metricsList = []metrics.Registerable{
|
||||
scheduleAttempts,
|
||||
DeprecatedSchedulingDuration,
|
||||
E2eSchedulingLatency,
|
||||
SchedulingAlgorithmLatency,
|
||||
BindingLatency,
|
||||
DeprecatedSchedulingAlgorithmPredicateEvaluationSecondsDuration,
|
||||
DeprecatedSchedulingAlgorithmPriorityEvaluationSecondsDuration,
|
||||
SchedulingAlgorithmPreemptionEvaluationDuration,
|
||||
PreemptionVictims,
|
||||
PreemptionAttempts,
|
||||
pendingPods,
|
||||
PodSchedulingDuration,
|
||||
PodSchedulingAttempts,
|
||||
FrameworkExtensionPointDuration,
|
||||
PluginExecutionDuration,
|
||||
SchedulerQueueIncomingPods,
|
||||
SchedulerGoroutines,
|
||||
PermitWaitDuration,
|
||||
CacheSize,
|
||||
}
|
||||
)
|
||||
|
||||
var registerMetrics sync.Once
|
||||
|
||||
// Register all metrics.
|
||||
func Register() {
|
||||
// Register the metrics.
|
||||
registerMetrics.Do(func() {
|
||||
for _, metric := range metricsList {
|
||||
legacyregistry.MustRegister(metric)
|
||||
}
|
||||
volumeschedulingmetrics.RegisterVolumeSchedulingMetrics()
|
||||
PodScheduleSuccesses = scheduleAttempts.With(metrics.Labels{"result": "scheduled"})
|
||||
PodScheduleFailures = scheduleAttempts.With(metrics.Labels{"result": "unschedulable"})
|
||||
PodScheduleErrors = scheduleAttempts.With(metrics.Labels{"result": "error"})
|
||||
})
|
||||
}
|
||||
|
||||
// GetGather returns the gatherer. It used by test case outside current package.
|
||||
func GetGather() metrics.Gatherer {
|
||||
return legacyregistry.DefaultGatherer
|
||||
}
|
||||
|
||||
// ActivePods returns the pending pods metrics with the label active
|
||||
func ActivePods() metrics.GaugeMetric {
|
||||
return pendingPods.With(metrics.Labels{"queue": "active"})
|
||||
}
|
||||
|
||||
// BackoffPods returns the pending pods metrics with the label backoff
|
||||
func BackoffPods() metrics.GaugeMetric {
|
||||
return pendingPods.With(metrics.Labels{"queue": "backoff"})
|
||||
}
|
||||
|
||||
// UnschedulablePods returns the pending pods metrics with the label unschedulable
|
||||
func UnschedulablePods() metrics.GaugeMetric {
|
||||
return pendingPods.With(metrics.Labels{"queue": "unschedulable"})
|
||||
}
|
||||
|
||||
// Reset resets metrics
|
||||
func Reset() {
|
||||
DeprecatedSchedulingDuration.Reset()
|
||||
}
|
||||
|
||||
// SinceInSeconds gets the time since the specified start in seconds.
|
||||
func SinceInSeconds(start time.Time) float64 {
|
||||
return time.Since(start).Seconds()
|
||||
}
|
||||
Reference in New Issue
Block a user