github.com/pingcap/ticdc@v0.0.0-20220526033649-485a10ef2652/cdc/metrics_server.go (about) 1 // Copyright 2020 PingCAP, Inc. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // See the License for the specific language governing permissions and 12 // limitations under the License. 13 14 package cdc 15 16 import ( 17 "github.com/prometheus/client_golang/prometheus" 18 ) 19 20 var etcdHealthCheckDuration = prometheus.NewHistogramVec( 21 prometheus.HistogramOpts{ 22 Namespace: "ticdc", 23 Subsystem: "server", 24 Name: "etcd_health_check_duration", 25 Help: "Bucketed histogram of processing time (s) of flushing events in processor", 26 Buckets: prometheus.ExponentialBuckets(0.0001 /* 0.1ms */, 2, 18), 27 }, []string{"capture", "pd"}) 28 29 // initServerMetrics registers all metrics used in processor 30 func initServerMetrics(registry *prometheus.Registry) { 31 registry.MustRegister(etcdHealthCheckDuration) 32 }