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migrate scheduling_queue.go to structured logging

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This commit is contained in:
tanjing2020 2021-01-25 15:07:39 +08:00
parent 3433f099fb
commit d0eecbd0a9
2 changed files with 19 additions and 22 deletions
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34
pkg/scheduler/internal/queue/scheduling_queue.go
View File

@ -250,16 +250,16 @@ func (p *PriorityQueue) Add(pod *v1.Pod) error {
defer p.lock.Unlock()
pInfo := p.newQueuedPodInfo(pod)
if err := p.activeQ.Add(pInfo); err != nil {
klog.Errorf("Error adding pod %v to the scheduling queue: %v", nsNameForPod(pod), err)
klog.ErrorS(err, "Error adding pod to the scheduling queue", "pod", klog.KObj(pod))
return err
}
if p.unschedulableQ.get(pod) != nil {
klog.Errorf("Error: pod %v is already in the unschedulable queue.", nsNameForPod(pod))
klog.ErrorS(nil, "Error: pod is already in the unschedulable queue", "pod", klog.KObj(pod))
p.unschedulableQ.delete(pod)
}
// Delete pod from backoffQ if it is backing off
if err := p.podBackoffQ.Delete(pInfo); err == nil {
klog.Errorf("Error: pod %v is already in the podBackoff queue.", nsNameForPod(pod))
klog.ErrorS(nil, "Error: pod is already in the podBackoff queue", "pod", klog.KObj(pod))
}
metrics.SchedulerQueueIncomingPods.WithLabelValues("active", PodAdd).Inc()
p.PodNominator.AddNominatedPod(pod, "")
@ -268,14 +268,6 @@ func (p *PriorityQueue) Add(pod *v1.Pod) error {
return nil
}
// nsNameForPod returns a namespacedname for a pod
func nsNameForPod(pod *v1.Pod) ktypes.NamespacedName {
return ktypes.NamespacedName{
Namespace: pod.Namespace,
Name: pod.Name,
}
}
// isPodBackingoff returns true if a pod is still waiting for its backoff timer.
// If this returns true, the pod should not be re-tried.
func (p *PriorityQueue) isPodBackingoff(podInfo *framework.QueuedPodInfo) bool {
@ -299,14 +291,14 @@ func (p *PriorityQueue) AddUnschedulableIfNotPresent(pInfo *framework.QueuedPodI
defer p.lock.Unlock()
pod := pInfo.Pod
if p.unschedulableQ.get(pod) != nil {
return fmt.Errorf("pod: %v is already present in unschedulable queue", nsNameForPod(pod))
return fmt.Errorf("Pod %v is already present in unschedulable queue", klog.KObj(pod))
}
if _, exists, _ := p.activeQ.Get(pInfo); exists {
return fmt.Errorf("pod: %v is already present in the active queue", nsNameForPod(pod))
return fmt.Errorf("Pod %v is already present in the active queue", klog.KObj(pod))
}
if _, exists, _ := p.podBackoffQ.Get(pInfo); exists {
return fmt.Errorf("pod %v is already present in the backoff queue", nsNameForPod(pod))
return fmt.Errorf("Pod %v is already present in the backoff queue", klog.KObj(pod))
}
// Refresh the timestamp since the pod is re-added.
@ -344,7 +336,7 @@ func (p *PriorityQueue) flushBackoffQCompleted() {
}
_, err := p.podBackoffQ.Pop()
if err != nil {
klog.Errorf("Unable to pop pod %v from backoff queue despite backoff completion.", nsNameForPod(pod))
klog.ErrorS(err, "Unable to pop pod from backoff queue despite backoff completion", "pod", klog.KObj(pod))
return
}
p.activeQ.Add(rawPodInfo)
@ -514,14 +506,14 @@ func (p *PriorityQueue) movePodsToActiveOrBackoffQueue(podInfoList []*framework.
pod := pInfo.Pod
if p.isPodBackingoff(pInfo) {
if err := p.podBackoffQ.Add(pInfo); err != nil {
klog.Errorf("Error adding pod %v to the backoff queue: %v", pod.Name, err)
klog.ErrorS(err, "Error adding pod to the backoff queue", "pod", klog.KObj(pod))
} else {
metrics.SchedulerQueueIncomingPods.WithLabelValues("backoff", event).Inc()
p.unschedulableQ.delete(pod)
}
} else {
if err := p.activeQ.Add(pInfo); err != nil {
klog.Errorf("Error adding pod %v to the scheduling queue: %v", pod.Name, err)
klog.ErrorS(err, "Error adding pod to the scheduling queue", "pod", klog.KObj(pod))
} else {
metrics.SchedulerQueueIncomingPods.WithLabelValues("active", event).Inc()
p.unschedulableQ.delete(pod)
@ -544,7 +536,7 @@ func (p *PriorityQueue) getUnschedulablePodsWithMatchingAffinityTerm(pod *v1.Pod
namespaces := util.GetNamespacesFromPodAffinityTerm(up, &term)
selector, err := metav1.LabelSelectorAsSelector(term.LabelSelector)
if err != nil {
klog.Errorf("Error getting label selectors for pod: %v.", up.Name)
klog.ErrorS(err, "Error getting label selectors for pod", "pod", klog.KObj(up))
}
if util.PodMatchesTermsNamespaceAndSelector(pod, namespaces, selector) {
podsToMove = append(podsToMove, pInfo)
@ -748,7 +740,7 @@ func (npm *nominatedPodMap) add(p *v1.Pod, nodeName string) {
npm.nominatedPodToNode[p.UID] = nnn
for _, np := range npm.nominatedPods[nnn] {
if np.UID == p.UID {
klog.V(4).Infof("Pod %v/%v already exists in the nominated map!", p.Namespace, p.Name)
klog.V(4).InfoS("Pod already exists in the nominated map", "pod", klog.KObj(p))
return
}
}
@ -810,10 +802,10 @@ func MakeNextPodFunc(queue SchedulingQueue) func() *framework.QueuedPodInfo {
return func() *framework.QueuedPodInfo {
podInfo, err := queue.Pop()
if err == nil {
klog.V(4).Infof("About to try and schedule pod %v/%v", podInfo.Pod.Namespace, podInfo.Pod.Name)
klog.V(4).InfoS("About to try and schedule pod", "pod", klog.KObj(podInfo.Pod))
return podInfo
}
klog.Errorf("Error while retrieving next pod from scheduling queue: %v", err)
klog.ErrorS(err, "Error while retrieving next pod from scheduling queue")
return nil
}
}

7
pkg/scheduler/internal/queue/scheduling_queue_test.go
View File

@ -27,6 +27,7 @@ import (
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
ktypes "k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/clock"
"k8s.io/component-base/metrics/testutil"
podutil "k8s.io/kubernetes/pkg/api/v1/pod"
@ -1514,7 +1515,11 @@ func TestBackOffFlow(t *testing.T) {
UID: "test-uid",
},
}
podID := nsNameForPod(pod)
podID := ktypes.NamespacedName{
Namespace: pod.Namespace,
Name: pod.Name,
}
if err := q.Add(pod); err != nil {
t.Fatal(err)
}