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/*
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"
"github.com/prometheus/client_golang/prometheus"
)
const (
schedulerSubsystem = "mesos_scheduler"
)
var (
QueueWaitTime = prometheus.NewSummary(
prometheus.SummaryOpts{
Subsystem: schedulerSubsystem,
Name: "queue_wait_time_microseconds",
Help: "Launch queue wait time in microseconds",
},
)
BindLatency = prometheus.NewSummary(
prometheus.SummaryOpts{
Subsystem: schedulerSubsystem,
Name: "bind_latency_microseconds",
Help: "Latency in microseconds between pod-task launch and pod binding.",
},
)
StatusUpdates = prometheus.NewCounterVec(
prometheus.CounterOpts{
Subsystem: schedulerSubsystem,
Name: "status_updates",
Help: "Counter of TaskStatus updates, broken out by source, reason, state.",
},
[]string{"source", "reason", "state"},
)
ReconciliationLatency = prometheus.NewSummary(
prometheus.SummaryOpts{
Subsystem: schedulerSubsystem,
Name: "reconciliation_latency_microseconds",
Help: "Latency in microseconds to execute explicit task reconciliation.",
},
)
ReconciliationRequested = prometheus.NewCounterVec(
prometheus.CounterOpts{
Subsystem: schedulerSubsystem,
Name: "reconciliation_requested",
Help: "Counter of requested task reconciliations, broken out by kind.",
},
[]string{"kind"},
)
ReconciliationExecuted = prometheus.NewCounterVec(
prometheus.CounterOpts{
Subsystem: schedulerSubsystem,
Name: "reconciliation_executed",
Help: "Counter of executed task reconciliations requests, broken out by kind.",
},
[]string{"kind"},
)
ReconciliationCancelled = prometheus.NewCounterVec(
prometheus.CounterOpts{
Subsystem: schedulerSubsystem,
Name: "reconciliation_cancelled",
Help: "Counter of cancelled task reconciliations requests, broken out by kind.",
},
[]string{"kind"},
)
)
var registerMetrics sync.Once
func Register() {
registerMetrics.Do(func() {
prometheus.MustRegister(QueueWaitTime)
prometheus.MustRegister(BindLatency)
prometheus.MustRegister(StatusUpdates)
prometheus.MustRegister(ReconciliationLatency)
prometheus.MustRegister(ReconciliationRequested)
prometheus.MustRegister(ReconciliationExecuted)
prometheus.MustRegister(ReconciliationCancelled)
})
}
func InMicroseconds(d time.Duration) float64 {
return float64(d.Nanoseconds() / time.Microsecond.Nanoseconds())
}
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