Files
tidb/pkg/metrics/resourcemanager.go

47 lines
1.4 KiB
Go

// Copyright 2022 PingCAP, Inc.
//
// 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 (
metricscommon "github.com/pingcap/tidb/pkg/metrics/common"
"github.com/prometheus/client_golang/prometheus"
)
var (
// EMACPUUsageGauge means exponential moving average of CPU usage
EMACPUUsageGauge prometheus.Gauge
// PoolConcurrencyCounter means how much concurrency in the pool
PoolConcurrencyCounter *prometheus.GaugeVec
)
// InitResourceManagerMetrics initializes resource manager metrics.
func InitResourceManagerMetrics() {
EMACPUUsageGauge = metricscommon.NewGauge(prometheus.GaugeOpts{
Namespace: "tidb",
Subsystem: "rm",
Name: "ema_cpu_usage",
Help: "exponential moving average of CPU usage",
})
PoolConcurrencyCounter = metricscommon.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: "tidb",
Subsystem: "rm",
Name: "pool_concurrency",
Help: "How many concurrency in the pool",
}, []string{LblType})
}