/
metrics.go
95 lines (80 loc) · 3.49 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
// Copyright 2016 The etcd Authors
//
// 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 backend
import "github.com/prometheus/client_golang/prometheus"
var (
commitSec = prometheus.NewHistogram(prometheus.HistogramOpts{
Namespace: "etcd",
Subsystem: "disk",
Name: "backend_commit_duration_seconds",
Help: "The latency distributions of commit called by backend.",
// lowest bucket start of upper bound 0.001 sec (1 ms) with factor 2
// highest bucket start of 0.001 sec * 2^13 == 8.192 sec
Buckets: prometheus.ExponentialBuckets(0.001, 2, 14),
})
rebalanceSec = prometheus.NewHistogram(prometheus.HistogramOpts{
Namespace: "etcd_debugging",
Subsystem: "disk",
Name: "backend_commit_rebalance_duration_seconds",
Help: "The latency distributions of commit.rebalance called by bboltdb backend.",
// lowest bucket start of upper bound 0.001 sec (1 ms) with factor 2
// highest bucket start of 0.001 sec * 2^13 == 8.192 sec
Buckets: prometheus.ExponentialBuckets(0.001, 2, 14),
})
spillSec = prometheus.NewHistogram(prometheus.HistogramOpts{
Namespace: "etcd_debugging",
Subsystem: "disk",
Name: "backend_commit_spill_duration_seconds",
Help: "The latency distributions of commit.spill called by bboltdb backend.",
// lowest bucket start of upper bound 0.001 sec (1 ms) with factor 2
// highest bucket start of 0.001 sec * 2^13 == 8.192 sec
Buckets: prometheus.ExponentialBuckets(0.001, 2, 14),
})
writeSec = prometheus.NewHistogram(prometheus.HistogramOpts{
Namespace: "etcd_debugging",
Subsystem: "disk",
Name: "backend_commit_write_duration_seconds",
Help: "The latency distributions of commit.write called by bboltdb backend.",
// lowest bucket start of upper bound 0.001 sec (1 ms) with factor 2
// highest bucket start of 0.001 sec * 2^13 == 8.192 sec
Buckets: prometheus.ExponentialBuckets(0.001, 2, 14),
})
defragSec = prometheus.NewHistogram(prometheus.HistogramOpts{
Namespace: "etcd",
Subsystem: "disk",
Name: "backend_defrag_duration_seconds",
Help: "The latency distribution of backend defragmentation.",
// 100 MB usually takes 1 sec, so start with 10 MB of 100 ms
// lowest bucket start of upper bound 0.1 sec (100 ms) with factor 2
// highest bucket start of 0.1 sec * 2^12 == 409.6 sec
Buckets: prometheus.ExponentialBuckets(.1, 2, 13),
})
snapshotTransferSec = prometheus.NewHistogram(prometheus.HistogramOpts{
Namespace: "etcd",
Subsystem: "disk",
Name: "backend_snapshot_duration_seconds",
Help: "The latency distribution of backend snapshots.",
// lowest bucket start of upper bound 0.01 sec (10 ms) with factor 2
// highest bucket start of 0.01 sec * 2^16 == 655.36 sec
Buckets: prometheus.ExponentialBuckets(.01, 2, 17),
})
)
func init() {
prometheus.MustRegister(commitSec)
prometheus.MustRegister(rebalanceSec)
prometheus.MustRegister(spillSec)
prometheus.MustRegister(writeSec)
prometheus.MustRegister(defragSec)
prometheus.MustRegister(snapshotTransferSec)
}