-
Notifications
You must be signed in to change notification settings - Fork 1
/
metrics.go
58 lines (50 loc) · 2.14 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
// Copyright (c) 2019 Uber Technologies, 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 launcher
import (
"github.com/uber-go/tally"
)
// Metrics is the struct containing all the counters that track internal state
// of task launcher.
type Metrics struct {
TaskLaunch tally.Counter
TaskLaunchFail tally.Counter
// Increment this counter when we see failure to
// populate the task's volume secret from DB
TaskPopulateSecretFail tally.Counter
TaskLaunchRetry tally.Counter
TaskRequeuedOnLaunchFail tally.Counter
GetDBTaskInfo tally.Timer
LauncherGoRoutines tally.Counter
LaunchTasksCallDuration tally.Timer
}
// NewMetrics returns a new Metrics struct, with all metrics
// initialized and rooted at the given tally.Scope
func NewMetrics(scope tally.Scope) *Metrics {
taskSuccessScope := scope.Tagged(map[string]string{"result": "success"})
taskFailScope := scope.Tagged(map[string]string{"result": "fail"})
functionCallScope := scope.SubScope("functioncall")
getPlacementScope := scope.SubScope("get_placement")
launchTaskScope := scope.SubScope("launch_tasks")
return &Metrics{
TaskLaunch: taskSuccessScope.Counter("launch"),
TaskLaunchFail: taskFailScope.Counter("launch"),
TaskPopulateSecretFail: taskFailScope.Counter("populate_secret"),
TaskLaunchRetry: launchTaskScope.Counter("retry"),
TaskRequeuedOnLaunchFail: taskFailScope.Counter("launch_fail_requeued_total"),
GetDBTaskInfo: functionCallScope.Timer("get_taskinfo"),
LauncherGoRoutines: getPlacementScope.Counter("go_routines"),
LaunchTasksCallDuration: launchTaskScope.Timer("call_duration"),
}
}