-
Notifications
You must be signed in to change notification settings - Fork 74
/
Copy pathmetrics.go
155 lines (130 loc) · 5.4 KB
/
metrics.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
/* Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You 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 go_kafka_client
import (
"fmt"
"io"
"strings"
"time"
metrics "github.com/rcrowley/go-metrics"
)
type ConsumerMetrics struct {
registry metrics.Registry
numFetchRoutinesCounter metrics.Counter
fetchersIdleTimer metrics.Timer
fetchDurationTimer metrics.Timer
numWorkerManagersGauge metrics.Gauge
activeWorkersCounter metrics.Counter
pendingWMsTasksCounter metrics.Counter
taskTimeoutCounter metrics.Counter
wmsBatchDurationTimer metrics.Timer
wmsIdleTimer metrics.Timer
}
func newConsumerMetrics(consumerName, prefix string) *ConsumerMetrics {
kafkaMetrics := &ConsumerMetrics{
registry: metrics.DefaultRegistry,
}
// Ensure prefix ends with a dot (.) so it plays nice with statsd/graphite
prefix = strings.Trim(prefix, " ")
if prefix != "" && prefix[len(prefix)-1:] != "." {
prefix += "."
}
kafkaMetrics.fetchersIdleTimer = metrics.NewRegisteredTimer(fmt.Sprintf("%sFetchersIdleTime-%s", prefix, consumerName), kafkaMetrics.registry)
kafkaMetrics.fetchDurationTimer = metrics.NewRegisteredTimer(fmt.Sprintf("%sFetchDuration-%s", prefix, consumerName), kafkaMetrics.registry)
kafkaMetrics.numWorkerManagersGauge = metrics.NewRegisteredGauge(fmt.Sprintf("%sNumWorkerManagers-%s", prefix, consumerName), kafkaMetrics.registry)
kafkaMetrics.activeWorkersCounter = metrics.NewRegisteredCounter(fmt.Sprintf("%sWMsActiveWorkers-%s", prefix, consumerName), kafkaMetrics.registry)
kafkaMetrics.pendingWMsTasksCounter = metrics.NewRegisteredCounter(fmt.Sprintf("%sWMsPendingTasks-%s", prefix, consumerName), kafkaMetrics.registry)
kafkaMetrics.taskTimeoutCounter = metrics.NewRegisteredCounter(fmt.Sprintf("%sTaskTimeouts-%s", prefix, consumerName), kafkaMetrics.registry)
kafkaMetrics.wmsBatchDurationTimer = metrics.NewRegisteredTimer(fmt.Sprintf("%sWMsBatchDuration-%s", prefix, consumerName), kafkaMetrics.registry)
kafkaMetrics.wmsIdleTimer = metrics.NewRegisteredTimer(fmt.Sprintf("%sWMsIdleTime-%s", prefix, consumerName), kafkaMetrics.registry)
return kafkaMetrics
}
func (this *ConsumerMetrics) fetchersIdle() metrics.Timer {
return this.fetchersIdleTimer
}
func (this *ConsumerMetrics) fetchDuration() metrics.Timer {
return this.fetchDurationTimer
}
func (this *ConsumerMetrics) numWorkerManagers() metrics.Gauge {
return this.numWorkerManagersGauge
}
func (this *ConsumerMetrics) wMsIdle() metrics.Timer {
return this.wmsIdleTimer
}
func (this *ConsumerMetrics) wMsBatchDuration() metrics.Timer {
return this.wmsBatchDurationTimer
}
func (this *ConsumerMetrics) pendingWMsTasks() metrics.Counter {
return this.pendingWMsTasksCounter
}
func (this *ConsumerMetrics) taskTimeouts() metrics.Counter {
return this.taskTimeoutCounter
}
func (this *ConsumerMetrics) activeWorkers() metrics.Counter {
return this.activeWorkersCounter
}
func (this *ConsumerMetrics) Stats() map[string]map[string]float64 {
metricsMap := make(map[string]map[string]float64)
this.registry.Each(func(name string, metric interface{}) {
metricsMap[name] = make(map[string]float64)
switch entry := metric.(type) {
case metrics.Counter:
{
metricsMap[name]["count"] = float64(entry.Count())
}
case metrics.Gauge:
{
metricsMap[name]["value"] = float64(entry.Value())
}
case metrics.Histogram:
{
metricsMap[name]["count"] = float64(entry.Count())
metricsMap[name]["max"] = float64(entry.Max())
metricsMap[name]["min"] = float64(entry.Min())
metricsMap[name]["mean"] = entry.Mean()
metricsMap[name]["stdDev"] = entry.StdDev()
metricsMap[name]["sum"] = float64(entry.Sum())
metricsMap[name]["variance"] = entry.Variance()
}
case metrics.Meter:
{
metricsMap[name]["count"] = float64(entry.Count())
metricsMap[name]["rate1"] = entry.Rate1()
metricsMap[name]["rate5"] = entry.Rate5()
metricsMap[name]["rate15"] = entry.Rate15()
metricsMap[name]["rateMean"] = entry.RateMean()
}
case metrics.Timer:
{
metricsMap[name]["count"] = float64(entry.Count())
metricsMap[name]["max"] = float64(entry.Max())
metricsMap[name]["min"] = float64(entry.Min())
metricsMap[name]["mean"] = entry.Mean()
metricsMap[name]["rate1"] = entry.Rate1()
metricsMap[name]["rate5"] = entry.Rate5()
metricsMap[name]["rate15"] = entry.Rate15()
metricsMap[name]["rateMean"] = entry.RateMean()
metricsMap[name]["stdDev"] = entry.StdDev()
metricsMap[name]["sum"] = float64(entry.Sum())
metricsMap[name]["variance"] = entry.Variance()
}
}
})
return metricsMap
}
func (this *ConsumerMetrics) WriteJSON(reportingInterval time.Duration, writer io.Writer) {
metrics.WriteJSON(this.registry, reportingInterval, writer)
}
func (this *ConsumerMetrics) close() {
this.registry.UnregisterAll()
}