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74 lines
2.1 KiB
Go
74 lines
2.1 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package garbagecollector
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import (
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"sync"
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"time"
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"k8s.io/kubernetes/pkg/util/clock"
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"github.com/prometheus/client_golang/prometheus"
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)
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const (
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GarbageCollectSubsystem = "garbage_collector"
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EventProcessingLatencyKey = "event_processing_latency_microseconds"
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DirtyProcessingLatencyKey = "dirty_processing_latency_microseconds"
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OrphanProcessingLatencyKey = "orphan_processing_latency_microseconds"
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)
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var (
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EventProcessingLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: GarbageCollectSubsystem,
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Name: EventProcessingLatencyKey,
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Help: "Time in microseconds of an event spend in the eventQueue",
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},
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)
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DirtyProcessingLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: GarbageCollectSubsystem,
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Name: DirtyProcessingLatencyKey,
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Help: "Time in microseconds of an item spend in the dirtyQueue",
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},
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)
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OrphanProcessingLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: GarbageCollectSubsystem,
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Name: OrphanProcessingLatencyKey,
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Help: "Time in microseconds of an item spend in the orphanQueue",
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},
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)
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)
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var registerMetrics sync.Once
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// Register all metrics.
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func Register() {
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// Register the metrics.
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registerMetrics.Do(func() {
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prometheus.MustRegister(EventProcessingLatency)
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prometheus.MustRegister(DirtyProcessingLatency)
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prometheus.MustRegister(OrphanProcessingLatency)
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})
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}
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func sinceInMicroseconds(clock clock.Clock, start time.Time) float64 {
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return float64(clock.Since(start).Nanoseconds() / time.Microsecond.Nanoseconds())
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}
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