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metrics.go
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metrics.go
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// Copyright 2016 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 ddl
import "github.com/prometheus/client_golang/prometheus"
var (
jobsGauge = prometheus.NewGaugeVec(
prometheus.GaugeOpts{
Namespace: "tidb",
Subsystem: "ddl",
Name: "waiting_jobs",
Help: "Gauge of jobs.",
}, []string{"type", "action"})
// handle job result state.
handleJobSucc = "handle_job_succ"
handleJobFailed = "handle_job_failed"
handleJobHistogram = prometheus.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: "tidb",
Subsystem: "ddl",
Name: "handle_job_duration_seconds",
Help: "Bucketed histogram of processing time (s) of handle jobs",
Buckets: prometheus.ExponentialBuckets(0.01, 2, 20),
}, []string{"type", "action", "result_state"})
// handle batch data type.
batchAddCol = "batch_add_col"
batchAddIdx = "batch_add_idx"
batchDelData = "batch_del_data"
batchHandleDataHistogram = prometheus.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: "tidb",
Subsystem: "ddl",
Name: "batch_add_or_del_data_succ",
Help: "Bucketed histogram of processing time (s) of batch handle data",
Buckets: prometheus.ExponentialBuckets(0.001, 2, 20),
}, []string{"handle_data_type"})
)
func init() {
prometheus.MustRegister(jobsGauge)
prometheus.MustRegister(handleJobHistogram)
prometheus.MustRegister(batchHandleDataHistogram)
}