Files
tidb/pkg/metrics/bindinfo.go

69 lines
2.1 KiB
Go

// Copyright 2019 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"
)
// bindinfo metrics.
var (
BindingCacheHitCounter prometheus.Counter
BindingCacheMissCounter prometheus.Counter
BindingCacheMemUsage prometheus.Gauge
BindingCacheMemLimit prometheus.Gauge
BindingCacheNumBindings prometheus.Gauge
)
// InitBindInfoMetrics initializes bindinfo metrics.
func InitBindInfoMetrics() {
BindingCacheHitCounter = metricscommon.NewCounter(
prometheus.CounterOpts{
Namespace: "tidb",
Subsystem: "server",
Name: "binding_cache_hit_total",
Help: "Counter of binding cache hit.",
})
BindingCacheMissCounter = metricscommon.NewCounter(
prometheus.CounterOpts{
Namespace: "tidb",
Subsystem: "server",
Name: "binding_cache_miss_total",
Help: "Counter of binding cache miss.",
})
BindingCacheMemUsage = metricscommon.NewGauge(
prometheus.GaugeOpts{
Namespace: "tidb",
Subsystem: "server",
Name: "binding_cache_mem_usage",
Help: "Memory usage of binding cache.",
})
BindingCacheMemLimit = metricscommon.NewGauge(
prometheus.GaugeOpts{
Namespace: "tidb",
Subsystem: "server",
Name: "binding_cache_mem_limit",
Help: "Memory limit of binding cache.",
})
BindingCacheNumBindings = metricscommon.NewGauge(
prometheus.GaugeOpts{
Namespace: "tidb",
Subsystem: "server",
Name: "binding_cache_num_bindings",
Help: "Number of bindings in binding cache.",
})
}