// Copyright 2018 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 metrics import ( "github.com/prometheus/client_golang/prometheus" ) // Metrics var ( NewSessionHistogram = prometheus.NewHistogramVec( prometheus.HistogramOpts{ Namespace: "tidb", Subsystem: "owner", Name: "new_session_duration_seconds", Help: "Bucketed histogram of processing time (s) of new session.", Buckets: prometheus.ExponentialBuckets(0.0005, 2, 22), // 0.5ms ~ 1048s }, []string{LblType, LblResult}) WatcherClosed = "watcher_closed" Cancelled = "cancelled" Deleted = "deleted" SessionDone = "session_done" CtxDone = "context_done" WatchOwnerCounter = prometheus.NewCounterVec( prometheus.CounterOpts{ Namespace: "tidb", Subsystem: "owner", Name: "watch_owner_total", Help: "Counter of watch owner.", }, []string{LblType, LblResult}) NoLongerOwner = "no_longer_owner" CampaignOwnerCounter = prometheus.NewCounterVec( prometheus.CounterOpts{ Namespace: "tidb", Subsystem: "owner", Name: "campaign_owner_total", Help: "Counter of campaign owner.", }, []string{LblType, LblResult}) )