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Scrape /metrics of kubelets from e2e tests

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This commit is contained in:
Prashanth Balasubramanian
2015-06-09 14:01:23 -07:00
parent dae03043d4
commit 831d7a36d0
4 changed files with 261 additions and 15 deletions
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14
pkg/kubelet/kubelet.go
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@@ -1092,6 +1092,7 @@ func (kl *Kubelet) makePodDataDirs(pod *api.Pod) error {
func (kl *Kubelet) syncPod(pod *api.Pod, mirrorPod *api.Pod, runningPod kubecontainer.Pod, updateType SyncPodType) error {
podFullName := kubecontainer.GetPodFullName(pod)
uid := pod.UID
start := time.Now()
// Before returning, regenerate status and store it in the cache.
defer func() {
@@ -1108,6 +1109,11 @@ func (kl *Kubelet) syncPod(pod *api.Pod, mirrorPod *api.Pod, runningPod kubecont
if mirrorPod != nil {
podToUpdate = mirrorPod
}
existingStatus, ok := kl.statusManager.GetPodStatus(podFullName)
if !ok || existingStatus.Phase == api.PodPending && status.Phase == api.PodRunning {
// TODO: Check the pod annotation instead of using `start`
metrics.PodStartLatency.Observe(metrics.SinceInMicroseconds(start))
}
kl.statusManager.SetPodStatus(podToUpdate, status)
}
}()
@@ -1379,7 +1385,7 @@ func (kl *Kubelet) SyncPods(allPods []*api.Pod, podSyncTypes map[types.UID]SyncP
// Run the sync in an async manifest worker.
kl.podWorkers.UpdatePod(pod, mirrorPods[podFullName], func() {
metrics.SyncPodLatency.WithLabelValues(podSyncTypes[pod.UID].String()).Observe(metrics.SinceInMicroseconds(start))
metrics.PodWorkerLatency.WithLabelValues(podSyncTypes[pod.UID].String()).Observe(metrics.SinceInMicroseconds(start))
})
// Note the number of containers for new pods.
@@ -2094,6 +2100,12 @@ func getPodReadyCondition(spec *api.PodSpec, statuses []api.ContainerStatus) []a
// By passing the pod directly, this method avoids pod lookup, which requires
// grabbing a lock.
func (kl *Kubelet) generatePodStatus(pod *api.Pod) (api.PodStatus, error) {
start := time.Now()
defer func() {
metrics.PodStatusLatency.Observe(metrics.SinceInMicroseconds(start))
}()
podFullName := kubecontainer.GetPodFullName(pod)
glog.V(3).Infof("Generating status for %q", podFullName)