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metrics.go
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metrics.go
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// Copyright 2020 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package processor
import (
"github.com/pingcap/tiflow/cdc/processor/memquota"
"github.com/pingcap/tiflow/cdc/processor/sinkmanager"
"github.com/prometheus/client_golang/prometheus"
)
var (
syncTableNumGauge = prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: "ticdc",
Subsystem: "processor",
Name: "num_of_tables",
Help: "number of synchronized table of processor",
}, []string{"namespace", "changefeed"})
processorErrorCounter = prometheus.NewCounterVec(
prometheus.CounterOpts{
Namespace: "ticdc",
Subsystem: "processor",
Name: "exit_with_error_count",
Help: "counter for processor exits with error",
}, []string{"namespace", "changefeed"})
processorSchemaStorageGcTsGauge = prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: "ticdc",
Subsystem: "processor",
Name: "schema_storage_gc_ts",
Help: "the TS of the currently maintained oldest snapshot in SchemaStorage",
}, []string{"namespace", "changefeed"})
processorTickDuration = prometheus.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: "ticdc",
Subsystem: "processor",
Name: "processor_tick_duration",
Help: "Bucketed histogram of processorManager tick processor time (s).",
Buckets: prometheus.ExponentialBuckets(0.01 /* 10 ms */, 2, 18),
}, []string{"namespace", "changefeed"})
processorCloseDuration = prometheus.NewHistogram(
prometheus.HistogramOpts{
Namespace: "ticdc",
Subsystem: "processor",
Name: "processor_close_duration",
Help: "Bucketed histogram of processorManager close processor time (s).",
Buckets: prometheus.ExponentialBuckets(0.01 /* 10 ms */, 2, 18),
})
processorMemoryGauge = prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: "ticdc",
Subsystem: "processor",
Name: "memory_consumption",
Help: "processor's memory consumption estimated in bytes",
}, []string{"namespace", "changefeed"})
)
// InitMetrics registers all metrics used in processor
func InitMetrics(registry *prometheus.Registry) {
registry.MustRegister(syncTableNumGauge)
registry.MustRegister(processorErrorCounter)
registry.MustRegister(processorSchemaStorageGcTsGauge)
registry.MustRegister(processorTickDuration)
registry.MustRegister(processorCloseDuration)
registry.MustRegister(processorMemoryGauge)
sinkmanager.InitMetrics(registry)
memquota.InitMetrics(registry)
}