mirror of https://github.com/k3s-io/k3s
61 lines
1.9 KiB
Go
61 lines
1.9 KiB
Go
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/*
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Copyright 2018 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 persistentvolume
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import (
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"github.com/prometheus/client_golang/prometheus"
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)
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// VolumeSchedulerSubsystem - subsystem name used by scheduler
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const VolumeSchedulerSubsystem = "scheduler_volume"
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var (
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VolumeBindingRequestSchedulerBinderCache = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: VolumeSchedulerSubsystem,
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Name: "binder_cache_requests_total",
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Help: "Total number for request volume binding cache",
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},
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[]string{"operation"},
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)
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VolumeSchedulingStageLatency = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Subsystem: VolumeSchedulerSubsystem,
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Name: "scheduling_duration_seconds",
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Help: "Volume scheduling stage latency",
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Buckets: prometheus.ExponentialBuckets(1000, 2, 15),
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},
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[]string{"operation"},
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)
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VolumeSchedulingStageFailed = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: VolumeSchedulerSubsystem,
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Name: "scheduling_stage_error_total",
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Help: "Volume scheduling stage error count",
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},
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[]string{"operation"},
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)
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)
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// RegisterVolumeSchedulingMetrics is used for scheduler, because the volume binding cache is a library
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// used by scheduler process.
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func RegisterVolumeSchedulingMetrics() {
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prometheus.MustRegister(VolumeBindingRequestSchedulerBinderCache)
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prometheus.MustRegister(VolumeSchedulingStageLatency)
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prometheus.MustRegister(VolumeSchedulingStageFailed)
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}
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