105 lines
3.4 KiB
Go
105 lines
3.4 KiB
Go
// 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,
|
|
// 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 (
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
)
|
|
|
|
var (
|
|
// ExecutorCounter records the number of expensive executors.
|
|
ExecutorCounter *prometheus.CounterVec
|
|
|
|
// StmtNodeCounter records the number of statement with the same type.
|
|
StmtNodeCounter *prometheus.CounterVec
|
|
|
|
// DbStmtNodeCounter records the number of statement with the same type and db.
|
|
DbStmtNodeCounter *prometheus.CounterVec
|
|
|
|
// ExecPhaseDuration records the duration of each execution phase.
|
|
ExecPhaseDuration *prometheus.SummaryVec
|
|
|
|
// OngoingTxnDurationHistogram records the duration of ongoing transactions.
|
|
OngoingTxnDurationHistogram *prometheus.HistogramVec
|
|
|
|
// MppCoordinatorStats records the number of mpp coordinator instances and related events
|
|
MppCoordinatorStats *prometheus.GaugeVec
|
|
|
|
// MppCoordinatorLatency records latencies of mpp coordinator operations.
|
|
MppCoordinatorLatency *prometheus.HistogramVec
|
|
)
|
|
|
|
// InitExecutorMetrics initializes excutor metrics.
|
|
func InitExecutorMetrics() {
|
|
ExecutorCounter = NewCounterVec(
|
|
prometheus.CounterOpts{
|
|
Namespace: "tidb",
|
|
Subsystem: "executor",
|
|
Name: "expensive_total",
|
|
Help: "Counter of Expensive Executors.",
|
|
}, []string{LblType},
|
|
)
|
|
|
|
StmtNodeCounter = NewCounterVec(
|
|
prometheus.CounterOpts{
|
|
Namespace: "tidb",
|
|
Subsystem: "executor",
|
|
Name: "statement_total",
|
|
Help: "Counter of StmtNode.",
|
|
}, []string{LblType, LblDb, LblResourceGroup})
|
|
|
|
DbStmtNodeCounter = NewCounterVec(
|
|
prometheus.CounterOpts{
|
|
Namespace: "tidb",
|
|
Subsystem: "executor",
|
|
Name: "statement_db_total",
|
|
Help: "Counter of StmtNode by Database.",
|
|
}, []string{LblDb, LblType})
|
|
|
|
ExecPhaseDuration = NewSummaryVec(
|
|
prometheus.SummaryOpts{
|
|
Namespace: "tidb",
|
|
Subsystem: "executor",
|
|
Name: "phase_duration_seconds",
|
|
Help: "Summary of each execution phase duration.",
|
|
}, []string{LblPhase, LblInternal})
|
|
|
|
OngoingTxnDurationHistogram = NewHistogramVec(
|
|
prometheus.HistogramOpts{
|
|
Namespace: "tidb",
|
|
Subsystem: "executor",
|
|
Name: "ongoing_txn_duration_seconds",
|
|
Help: "Bucketed histogram of processing time (s) of ongoing transactions.",
|
|
Buckets: prometheus.ExponentialBuckets(60, 2, 15), // 60s ~ 273hours
|
|
}, []string{LblType})
|
|
|
|
MppCoordinatorStats = NewGaugeVec(
|
|
prometheus.GaugeOpts{
|
|
Namespace: "tidb",
|
|
Subsystem: "executor",
|
|
Name: "mpp_coordinator_stats",
|
|
Help: "Mpp Coordinator related stats",
|
|
}, []string{LblType})
|
|
|
|
MppCoordinatorLatency = NewHistogramVec(
|
|
prometheus.HistogramOpts{
|
|
Namespace: "tidb",
|
|
Subsystem: "executor",
|
|
Name: "mpp_coordinator_latency",
|
|
Help: "Bucketed histogram of processing time (ms) of mpp coordinator operations.",
|
|
Buckets: prometheus.ExponentialBuckets(0.001, 2, 28), // 1ms ~ 1.5days
|
|
}, []string{LblType})
|
|
}
|