48 lines
1.4 KiB
Go
48 lines
1.4 KiB
Go
// Copyright 2023 PingCAP, Inc.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package metrics
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import (
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"fmt"
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"github.com/prometheus/client_golang/prometheus"
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)
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var (
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// TimerEventCounter is the counter for timer events
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TimerEventCounter *prometheus.CounterVec
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)
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// InitTimerMetrics initializes timers metrics.
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func InitTimerMetrics() {
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TimerEventCounter = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "server",
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Name: "timer_event_count",
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Help: "Counter of timer event.",
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}, []string{"scope", "type"})
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}
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// TimerHookWorkerCounter creates a counter for a hook's event
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func TimerHookWorkerCounter(hookClass string, event string) prometheus.Counter {
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return TimerScopeCounter(fmt.Sprintf("hook.%s", hookClass), event)
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}
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// TimerScopeCounter creates a counter for a scope
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func TimerScopeCounter(scope string, event string) prometheus.Counter {
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return TimerEventCounter.WithLabelValues(scope, event)
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}
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