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koordlet: record invoke metrics for runtime hook (#1961)
Signed-off-by: saintube <saintube@foxmail.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,83 @@ | ||
| /* | ||
| Copyright 2022 The Koordinator 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 metrics | ||
|
|
||
| import "github.com/prometheus/client_golang/prometheus" | ||
|
|
||
| const ( | ||
| // RuntimeHookName represents the hook plugin name of runtime hook. | ||
| RuntimeHookName = "hook" | ||
| // RuntimeHookStage represents the stage of invoked runtime hook. | ||
| RuntimeHookStage = "stage" | ||
| // RuntimeHookReconcilerLevel represents the level (e.g. pod-level) of invoked runtime hook reconciler. | ||
| RuntimeHookReconcilerLevel = "level" | ||
| // RuntimeHookReconcilerResourceType represents the resource type (e.g. cpu.cfs_quota_us) of invoked runtime hook reconciler. | ||
| RuntimeHookReconcilerResourceType = "resource_type" | ||
| ) | ||
|
|
||
| var ( | ||
| runtimeHookInvokedDurationMilliSeconds = prometheus.NewHistogramVec(prometheus.HistogramOpts{ | ||
| Subsystem: KoordletSubsystem, | ||
| Name: "runtime_hook_invoked_duration_milliseconds", | ||
| Help: "time duration of invocations of runtime hook plugins", | ||
| // 10us ~ 10.24ms, cgroup <= 40us | ||
| Buckets: prometheus.ExponentialBuckets(0.01, 4, 8), | ||
| }, []string{NodeKey, RuntimeHookName, RuntimeHookStage, StatusKey}) | ||
|
|
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| runtimeHookReconcilerInvokedDurationMilliSeconds = prometheus.NewHistogramVec(prometheus.HistogramOpts{ | ||
| Subsystem: KoordletSubsystem, | ||
| Name: "runtime_hook_reconciler_invoked_duration_milliseconds", | ||
| Help: "time duration of invocations of runtime hook reconciler plugins", | ||
| // 10us ~ 10.24ms, cgroup <= 40us | ||
| Buckets: prometheus.ExponentialBuckets(0.01, 4, 8), | ||
| }, []string{NodeKey, RuntimeHookReconcilerLevel, RuntimeHookReconcilerResourceType, StatusKey}) | ||
|
|
||
| RuntimeHookCollectors = []prometheus.Collector{ | ||
| runtimeHookInvokedDurationMilliSeconds, | ||
| runtimeHookReconcilerInvokedDurationMilliSeconds, | ||
| } | ||
| ) | ||
|
|
||
| func RecordRuntimeHookInvokedDurationMilliSeconds(hookName, stage string, err error, seconds float64) { | ||
| labels := genNodeLabels() | ||
| if labels == nil { | ||
| return | ||
| } | ||
| labels[RuntimeHookName] = hookName | ||
| labels[RuntimeHookStage] = stage | ||
| labels[StatusKey] = StatusSucceed | ||
| if err != nil { | ||
| labels[StatusKey] = StatusFailed | ||
| } | ||
| // convert seconds to milliseconds | ||
| runtimeHookInvokedDurationMilliSeconds.With(labels).Observe(seconds * 1000) | ||
| } | ||
|
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| func RecordRuntimeHookReconcilerInvokedDurationMilliSeconds(level, resourceType string, err error, seconds float64) { | ||
| labels := genNodeLabels() | ||
| if labels == nil { | ||
| return | ||
| } | ||
| labels[RuntimeHookReconcilerLevel] = level | ||
| labels[RuntimeHookReconcilerResourceType] = resourceType | ||
| labels[StatusKey] = StatusSucceed | ||
| if err != nil { | ||
| labels[StatusKey] = StatusFailed | ||
| } | ||
| // convert seconds to milliseconds | ||
| runtimeHookReconcilerInvokedDurationMilliSeconds.With(labels).Observe(seconds * 1000) | ||
| } |
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